ARIB STD-T61

狭帯域デジタル通信方式（ＳＣＰＣ／ＦＤＭＡ）
NARROW BAND DIGITAL TELECOMMUNICATION SYSTEM( SCPC／FDMA)

標

準

規

格

ARIB STANDARD

ARIB STD-T61

1.2版

第３分冊
平成11年 5月27日
平成14年 9月26日
平成17年11月30日

社団法人

電

波

策
定
１．１改定
１．２改定

産

業

会

Association of Radio Industries and Businesses※

本資料の複写及び配布の権利は、社団法人電波産業会に帰属します。

ARIB STD-T61目

次――第１分冊――

第１編 ＳＣＰＣ
第１章 一般事項 ·········································································································· 1
1.1 概要 ·················································································································· 1
1.2 適用範囲 ············································································································ 1
1.3 標準化原則 ········································································································· 2
第２章 システムの概要 ································································································· 3
2.1 システムの構成 ··································································································· 3
2.2 機能ブロックの構成 ····························································································· 42.2.1 基地局無線装置······························································································ 4
2.2.2 移動局無線装置······························································································ 4
第３章 設備の技術的条件 ······························································································ 5
3.1 概要 ·················································································································· 5
3.2 一般的条件 ········································································································· 5
3.3 変調方式に関する条件 ·························································································· 6
3.4 送受信に関する条件 ····························································································· 93.4.1 送信装置······································································································· 93.4.2 受信装置······································································································11
第４章 通信制御方式 ···································································································13
4.1 基本インタフェース条件 ······················································································13
4.1.1 概 要·········································································································13
4.1.2 サービスの特性·····························································································13
4.1.2.1 概 要 ···································································································13
4.1.2.2 基本インタフェースが提供するサービス ······················································13
4.1.2.2.1 伝達能力···························································································13
4.1.2.2.2 起動／停止························································································13
4.1.2.2.3 誤り検出／誤り訂正············································································13
4.1.3 キャリア構成································································································13
4.1.3.1 無線チャネル ··························································································14
4.1.4 通信方式······································································································14
4.1.5 システム同期の考え方····················································································14
4.1.6 チャネル構成································································································14
4.1.6.1 無線チャネルの構成 ·················································································14
4.1.6.2 フレーム構成 ··························································································15
4.1.7 機能チャネルの定義·······················································································16－i－ARIB STD-T61

4.1.7.1 無線情報チャネル（RICH：Radio Information Channel） ···························· 16
4.1.7.2 トラヒックチャネル(TCH:Traffic Channel) ················································· 16
4.1.7.3 パラメータ情報チャネル(PICH:Parameter Information Channel) ·················· 16
4.1.8 機能チャネルの構成 ······················································································ 17
4.1.8.1 RICH の構成·························································································· 17
4.1.9 信号フォーマット ························································································· 18
4.1.9.1 通信用チャネル（SC） ············································································ 18
4.1.9.2 同期バースト（SB0）·············································································· 19
4.1.9.3 ガードタイム､リニアライザ用プリアンブル及びバースト過渡応答用ガードタイム ··························································· 20
4.1.9.4 プリアンブル·························································································· 20
4.1.9.5 パラメータ情報チャネル（PICH） ···························································· 20
4.1.9.5.1 バースト識別 ···················································································· 20
4.1.9.6 同期ワードのパターン ············································································· 21
4.1.9.7 チャネルの識別情報 ················································································ 21
4.1.9.8 空線信号の定義······················································································· 21
4.1.10 チャネルコーディング ················································································· 22
4.1.10.1 無線情報チャネル(RICH) ······································································ 22
4.1.10.2 トラヒックチャネル（TCH） ·································································· 23
4.1.10.3 パラメータ情報チャネル(PICH)······························································· 24
4.1.11 信号送出順序 ······························································································· 26
4.1.12 スクランブル方式 ························································································· 26
4.1.13 システムの同期 ·························································································· 28
4.1.13.1 送信局従属同期型システム······································································ 28
4.1.13.1.1 中継起動条件 ·················································································· 28
4.1.13.1.2 下り信号の送出タイミング ································································ 28
4.1.13.1.3 中継停止条件 ·················································································· 28
4.1.13.2 基地局従属同期型システム······································································ 28
4.1.13.2.1 中継起動条件 ·················································································· 28
4.1.13.2.2 中継停止条件 ·················································································· 28
4.1.13.2.3 送信開始時のタイミング規定 ····························································· 29
4.1.14 基地局における無線チャネルの送信条件 ························································· 29
4.1.15 移動局における無線チャネルの送信条件 ························································· 30
4.1.15.1 標準送信タイミング··············································································· 30
4.1.16 通信用チャネルの起動／保持条件／停止手順 ··················································· 32
4.1.16.1 通信用チャネルの起動手順······································································ 32
4.1.16.2 通信用チャネルの保持条件······································································ 32
4.1.16.3 通信用チャネルの停止手順······································································ 32
4.1.17 フレーム同期 ····························································································· 33
4.1.17.1 同期確立条件 ························································································ 33
4.1.17.2 同期外れ条件 ························································································ 33－ii－ARIB STD-T61

4.1.17.3 パラメータ推奨値 ··················································································34
4.1.18 移動局の自律送信電力制御 ············································································34
4.2 制御シーケンス ··································································································35
4.2.1 常送基地局、基地局→移動局···········································································37
4.2.2 常送基地局、移動局→基地局あるいは、移動局→基地局（中継）→移動局 ··············38
4.2.3 非常送基地局、移動局→基地局········································································39
4.2.4 移動局間直接通信··························································································40
第５章 音声符号化方式 ································································································41
第６章 測定法 ············································································································43
6.1 送信系 ·············································································································436.1.1 周波数偏差···································································································436.1.1.1 周波数の偏差(周波数カウンタ法) ································································436.1.1.2 周波数の偏差(位相軌跡法) ·········································································44
6.1.1.3 周波数の偏差(基地局追従精度) ···································································44
6.1.2 スプリアス発射の強度····················································································45
6.1.3 占有周波数帯幅·····························································································46
6.1.4 空中線電力の偏差··························································································47
6.1.4.1 空中線電力の偏差（Ⅰ） ···········································································47
6.1.4.2 空中線電力の偏差（Ⅱ） ···········································································48
6.1.5 隣接チャネル漏洩電力····················································································49
6.1.6 筐体輻射······································································································51
6.1.7 自律送信出力制御··························································································52
6.1.8 伝送速度精度································································································53
6.1.9 変調精度······································································································54
6.2 受信系 ··············································································································56
6.2.1 受信感度······································································································56
6.2.1.1 受信感度(スタティック) ···········································································56
6.2.1.2 受信感度(フェージング) ···········································································57
6.2.2 スプリアス感度·····························································································58
6.2.3 隣接チャネル選択度·······················································································59
6.2.4 相互変調特性································································································61
6.2.5 副次的に発射する電波等の強度········································································626.2.6 筐体輻射······································································································63
第７章 用語解説 ·········································································································67
ＳＣＰＣ付属資料
付属資料Ａ 移動局間直接通信 ····················································································73－iii－ARIB STD-T61

付録１ ＳＣＰＣによるバーストデータ伝送及び音声／データ同時伝送方式に関する参考規格···· 付 1-1
序章 本規格の位置づけ··························································································· 付 1-1
序.1 位置づけ······································································································ 付 1-1
序.2 特 徴 ········································································································· 付 1-1
序.3 規定方法······································································································ 付 1-1
第１章 一般事項···································································································· 付 1-2
第２章 システムの概要··························································································· 付 1-3
2.1 システムの構成 ······························································································ 付 1-3
2.2 機能ブロックの構成 ························································································ 付 1-3
2.3 所要周波数資源と実現機能 ··············································································· 付 1-3
第３章 設備の技術的条件························································································ 付 1-4
3.1 概 要 ·········································································································· 付 1-4
3.2 一般的条件 ···································································································· 付 1-4
3.3 変調方式に関する条件 ····················································································· 付 1-4
3.4 送受信に関する条件 ························································································ 付 1-6
3.4.1 送信装置·································································································· 付 1-6
3.4.2 受信装置·································································································· 付 1-6
第４章 通信制御方式······························································································ 付 1-7
4.1 基本インタフェース条件 ·················································································· 付 1-7
4.1.1 概 要····································································································· 付 1-7
4.1.2 サービスの特性························································································· 付 1-7
4.1.2.1 概 要 ······························································································· 付 1-7
4.1.2.2 基本インタフェースが提供するサービス·················································· 付 1-7
4.1.2.2.1 伝達能力······················································································· 付 1-7
4.1.2.2.2 起動／停止···················································································· 付 1-7
4.1.2.2.3 誤り検出／誤り訂正 ······································································· 付 1-7
4.1.3 キャリア構成···························································································· 付 1-7
4.1.3.1 無線チャネル ······················································································ 付 1-8
4.1.4 通信方式·································································································· 付 1-8
4.1.5 システム同期の考え方················································································ 付 1-8
4.1.6 チャネル構成···························································································· 付 1-8
4.1.6.1 フレーム構成 ······················································································ 付 1-8
4.1.6.2 無線チャネルの構成 ············································································付 1-10
4.1.7 機能チャネルの定義··················································································付 1-10
4.1.7.1 トラヒックチャネル 1～2(TCH1～2:Traffic Channel) ·······························付 1-11
4.1.7.2 無線情報チャネル(RICH:Radio Information Channel)······························付 1-11

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4.1.7.3 補助チャネル(ACH:Assist Channel)······················································ 付 1-11
4.1.8 機能チャネルの構成 ················································································· 付 1-11
4.1.8.1 RICH の構成······················································································ 付 1-11
4.1.9 信号フォーマット ···················································································· 付 1-12
4.1.9.1 40ms 長通信用チャネル ······································································· 付 1-12
4.1.9.2 20ms 長通信用チャネル ······································································· 付 1-13
4.1.9.3 40ms 長多目的チャネル ······································································· 付 1-13
4.1.9.4 20ms 長多目的チャネル ······································································· 付 1-13
4.1.9.5 過渡応答ガードタイム、ガードタイム ··················································· 付 1-14
4.1.9.6 同期ワードのパターン········································································· 付 1-14
4.1.9.7 チャネルの識別情報、空線信号の定義 ··················································· 付 1-14
4.1.10 チャネルコーディング ············································································ 付 1-15
4.1.10.1 RICH······························································································ 付 1-15
4.1.10.2 TCH1、TCH2 ·················································································· 付 1-16
4.1.10.3 ACH ······························································································· 付 1-16
4.1.11 信号送出順序························································································· 付 1-17
4.1.12 スクランブル方式··················································································· 付 1-17
4.1.13 システムの同期······················································································ 付 1-19
4.1.13.1 送信局従属同期型システム ································································· 付 1-19
4.1.13.1.1 中継起動条件 ············································································· 付 1-19
4.1.13.1.2 下り信号の送出タイミング ··························································· 付 1-19
4.1.13.1.3 中継停止条件 ············································································· 付 1-19
4.1.13.2 基地局従属同期型システム ································································· 付 1-19
4.1.13.2.1 中継起動条件 ············································································· 付 1-19
4.1.13.2.2 中継停止条件 ············································································· 付 1-20
4.1.13.2.3 送出開始時のタイミング規定 ························································ 付 1-20
4.1.14 基地局における無線チャネルの送信条件 ···················································· 付 1-20
4.1.15 移動局における無線チャネルの送信条件 ···················································· 付 1-20
4.1.16 各無線チャネルの送出条件／停止手順 ······················································· 付 1-21
4.1.16.1 各無線チャネルの送出条件 ································································· 付 1-21
4.1.16.2 各無線チャネルの停止手順 ································································· 付 1-21
4.1.17 フレーム同期························································································· 付 1-22
4.1.17.1 同期確立条件 ··················································································· 付 1-22
4.1.17.2 同期外れ条件 ··················································································· 付 1-22
4.1.17.3 パラメータ推奨値 ············································································· 付 1-24
4.1.18 移動局の自律送信電力制御 ······································································ 付 1-24
4.2 制御シーケンス····························································································· 付 1-25
4.2.1 常送基地局、基地局→移動局 ····································································· 付 1-27
4.2.2 常送基地局、移動局→基地局あるいは、移動局→基地局(中継)→移動局············· 付 1-27
4.2.3 非常送基地局、移動局→基地局 ·································································· 付 1-28
4.2.4 移動局間直接通信 ···················································································· 付 1-28－v－

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第５章 音声符号化方式··························································································付 1-29
第６章 測定法······································································································付 1-30
6.1 送信系 ·········································································································付 1-30
6.1.10 キャリアオフ時漏洩電力··········································································付 1-31
6.1.11 送信立ち上がり、立ち下がり時の電力························································付 1-32
6.2 受信系 ·········································································································付 1-33
第７章 用語解説···································································································付 1-35
付属資料
付属資料１ 本規格の適用例 ··················································································付 1-36
付 1.1 少量多頻度伝送 ······················································································付 1-36
付 1.1.1 上り少量多頻度伝送(複信、半複信システム)···········································付 1-36
付 1.1.2 上り少量多頻度伝送(基地局－移動局間単信システム)·······························付 1-37
付 1.1.3 少量多頻度伝送(移動局間直接通信)·······················································付 1-38
付 1.2 音声／データ同時伝送 ·············································································付 1-38
付 1.2.1 音声／データ同時伝送(連続送信)··························································付 1-38
付 1.2.2 上り音声／データ同時伝送(基地局常送システム)·····································付 1-39
付 1.2.3 音声／データ同時伝送(3 フレーム使用) ·················································付 1-39
付 1.3 多目的チャネル(MC)の使用例 ···································································付 1-40
付 1.3.1 40ms 長多目的チャネル ······································································付 1-40
付 1.3.2 20ms 長多目的チャネル ······································································付 1-40
付属資料２ 同期確立方法について ·········································································付 1-41
改定履歴

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ARIB STD-T61――第２分冊――
第２編 ＦＤＭＡ
第１章 一般事項 ·········································································································75
1.1 概要 ·················································································································75
1.2 適用範囲 ···········································································································75
1.3標準化原則 ········································································································76

第２章 システムの概要 ································································································77
2.1 システムの構成 ··································································································77
2.1.1 システムの基本構成·······················································································78
2.1.2 提供サービス································································································84
2.2 システムの機能 ··································································································87
2.2.1 回線接続機能································································································87
2.2.2 中継機能······································································································88
2.2.3 個別通信機能································································································88
2.2.4 グループ通信機能··························································································88
2.2.5 非音声通信機能·····························································································88
2.2.6 制御チャネル通信機能····················································································88
2.2.7 ショートメッセージ伝送機能···········································································88
2.2.8 通話時間制限機能··························································································88
2.2.9 連続送信防止機能··························································································88
2.2.10 通信統制機能································································································89
2.2.11 緊急通信機能································································································89
2.2.12 秘話通信機能································································································89
2.2.13 セキュリティ機能··························································································89
2.2.14 自営通信網接続機能 ······················································································89
2.2.15 PSTN／PSDN 接続機能 ···············································································89
2.2.16 基地局間接続機能··························································································89
2.2.17 制御局間接続機能··························································································89
2.2.18 ハンドオフ機能·····························································································89
2.2.19 追跡接続機能································································································89
2.2.20 基地局周波数代行機能 ···················································································89
2.2.21 基地局折り返し機能 ······················································································90
2.2.22 移動局の位置登録機能 ···················································································90
2.2.23 輻輳時の対策機能··························································································90
2.2.24 移動局間直接通信機能 ···················································································90
2.2.25 遠方監視制御機能··························································································90
2.2.26 無線局アプローチ機能 ···················································································90
2.2.27 グループ登録、登録変更機能 ··········································································90
2.3 通信制御方式 ·····································································································91－vii－ARIB STD-T61

2.3.1 伝送方式 ···································································································· 91
2.3.2 無線チャネルの構成 ······················································································ 91
2.4 信号方式··········································································································· 91
2.4.1 信号構造 ····································································································· 91
2.4.2 階層構成 ····································································································· 92
2.4.3 信号方式の特徴 ···························································································· 92
2.5 番号計画··········································································································· 93
第３章 設備の技術的条件····························································································· 95
3.1 概要················································································································· 95
3.2 一般的条件········································································································ 95
3.3 変調方式に関する条件························································································· 97
3.4 送受信に関する条件···························································································100
3.4.1 送信装置 ····································································································100
3.4.2 受信装置 ····································································································103
3.4.3 制御装置 ····································································································104
3.4.4 基地局空中線 ·····························································································104
第４章 通信制御方式··································································································105
4.1 レイヤ１規格····································································································105
4.1.1 概要 ··········································································································105
4.1.2 サービスの特性 ···························································································105
4.1.2.1 概要·····································································································105
4.1.2.2 サービスアクセスポイント及び伝達サービスとのインタフェース ···················105
4.1.2.3 レイヤ１が提供するサービス ···································································105
4.1.2.3.1 伝達能力 ·························································································106
4.1.2.3.2 起動／停止 ······················································································106
4.1.2.3.3 無線リンク維持 ················································································106
4.1.2.3.4 保守 ·······························································································106
4.1.2.3.5 状態表示 ·························································································106
4.1.2.3.6 誤り検出／誤り訂正 ··········································································106
4.1.3 キャリア構成 ······························································································106
4.1.3.1 制御用キャリア······················································································106
4.1.3.2 通信用キャリア······················································································106
4.1.4 チャネル構成 ······························································································107
4.1.4.1 無線チャネルの種類 ···············································································107
4.1.4.2 フレーム構成·························································································107
4.1.5 無線チャネルの構成 ·····················································································108
4.1.5.1 物理制御チャネル(PCC:Physical Control Channel) ····································109
4.1.5.1.1 報知チャネル(BCCH:Broadcast Control Channel) ································109
4.1.5.1.2 共通制御チャネル(CCCH:Common Control Channel) ···························109－viii－

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4.1.5.1.2.1 一斉呼出チャネル(PCH:Paging Channel) ······································ 109
4.1.5.1.2.2 信号制御チャネル(SCCH:Signaling Control Channel) ····················· 109
4.1.5.1.3 ユーザパケットチャネル(UPCH:User PacketChannel)··························· 109
4.1.5.1.4 無線情報チャネル(RICH:Radio Information Channel) ·························· 109
4.1.5.2 物理通信チャネル(PSC:Physical Service Channel)······································ 109
4.1.5.2.1 トラヒックチャネル(TCH:Traffic Channel) ·········································· 109
4.1.5.2.2 付随制御チャネル(ACCH:Associated Control Channel) ························ 109
4.1.5.2.3 ハウスキーピングチャネル(RCH:Radio Channel) ································· 110
4.1.5.2.4 無線情報チャネル(RICH:Radio Information Channel) ·························· 110
4.1.5.2.5 同期バースト(SB:Synchronous Burst) ················································· 110
4.1.5.3 直接通信用チャネル(DUC:Direct User Channel) ······································· 110
4.1.5.3.1 トラヒックチャネル(TCH:Traffic Channel) ········································· 110
4.1.5.3.2 高速付随制御チャネル(FACCH:Fast Associated Control Channel)··········· 110
4.1.5.3.3 無線情報チャネル(RICH:Radio Information Channel) ·························· 110
4.1.5.4 無線アプローチ用チャネル(RAC:Radio Approach Channel)·························· 110
4.1.5.4.1 報知チャネル(BCCH:Broadcast Control Channel)································· 110
4.1.5.4.2 共通制御チャネル(CCCH:Common Control Channel) ···························· 111
4.1.5.4.2.1 一斉呼出チャネル(PCH:Paging Channel) ······································ 111
4.1.5.4.2.2 信号制御チャネル(SCCH:Signaling Control Channel) ····················· 111
4.1.5.4.3 ユーザパケットチャネル(UPCH:UserPacketChannel) ··························· 111
4.1.5.4.4 トラヒックチャネル(TCH:Traffic Channel) ·········································· 111
4.1.5.4.5 付随制御チャネル(ACCH:Associated Control Channel)·························· 111
4.1.5.4.6 無線情報チャネル(RICH:Radio Information Channel) ··························· 111
4.1.6 機能チャネルの構成 ··················································································· 112
4.1.6.1 BCCH、PCH 及び SCCH の配置 ····························································· 112
4.1.6.2

SACCH/RCH の配置 ············································································ 112

4.1.6.3 RICH の配置 ························································································ 113
4.1.7 信号フォーマット························································································ 114
4.1.7.1 物理制御チャネル ·················································································· 114
4.1.7.2 物理通信チャネル ·················································································· 115
4.1.7.3 直接通信用チャネル ··············································································· 115
4.1.7.4 無線アプローチ用チャネル ······································································ 116
4.1.7.5 同期バースト ························································································ 117
4.1.7.6 ガードタイム､リニアライザ用プリアンブル及びバースト過渡応答用
ガードタイム ······················································································· 117
4.1.7.7 プリアンブル、バースト識別及びスーパーフレーム同期カウンタ··················· 118
4.1.7.8 呼出符号 ······························································································ 120
4.1.7.9 同期ワードのパターン ············································································ 120
4.1.7.10 チャネルの識別情報 ············································································· 121
4.1.8 チャネルコーディング·················································································· 124
4.1.8.1 物理制御チャネル信号(BCCH､PCH､SCCH､UPCH)及び衝突制御ﾋﾞｯﾄ(E)········ 124－ix－

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4.1.8.2 物理通信チャネル信号(TCH､FACCH､SACCH､RCH) ·································127
4.1.8.3 その他のチャネル信号(RICH､同期バースト信号) ·······································134
4.1.9 信号メッセージ分解組立 ···············································································138
4.1.10 信号送出順序 ······························································································140
4.1.11 スクランブル方式 ························································································142
4.1.12 干渉対策コード（カラーコード）···································································146
4.1.13 物理制御チャネルの構造···············································································146
4.1.13.1 周波数配置 ··························································································146
4.1.13.2 移動局電源投入の動作概要·····································································146
4.1.13.3 物理制御チャネル上の各機能チャネルの配置·············································146
4.1.13.4 物理制御チャネル構造の指定··································································147
4.1.13.5 物理制御チャネル構造決定法··································································148
4.1.14 ハウスキーピングチャネルの構成 ·································································148
4.1.15 基地局における無線チャネルの送信条件 ························································149
4.1.16 チャネル起動／停止手順／保持条件と単信通信時における送信権獲得処理 ···········150
4.1.16.1 物理制御チャネル ·················································································150
4.1.16.1.1 物理制御チャネルの起動手順 ····························································150
4.1.16.1.2 物理制御チャネルの停止手順 ····························································152
4.1.16.2 物理通信チャネル ·················································································152
4.1.16.2.1 物理通信チャネル起動手順 ·······························································152
4.1.16.2.2 物理通信チャネルの停止手順 ····························································155
4.1.16.3 物理通信チャネルの保持条件··································································155
4.1.16.4 単信通信時における送信権獲得処理·························································155
4.1.16.5 基地局折り返し通信時の起動／停止手順···················································157
4.1.16.5.1 基地局側の起動／停止 ·····································································157
4.1.16.5.2 移動局の起動／停止 ········································································158
4.1.17 移動局における送信条件 ·············································································158
4.1.17.1 標準送信タイミング··············································································158
4.1.17.2 物理制御チャネルのアクセス条件····························································160
4.1.18 直接通信用チャネルの送信条件 ····································································160
4.1.18.1 直接通信用チャネルの起動手順·······························································160
4.1.18.2 直接通信用チャネルの起動／通信ﾘﾝｸ確立ﾌｪｰｽﾞ／送信権獲得処理··················160
4.1.19 無線アプローチ局による無線チャネル（制御用）の送出条件 ·····························162
4.1.19.1 無線アプローチ用チャネル（制御用）の送出条件·······································162
4.1.19.2 無線アプローチ用チャネル（通信用）の送出条件·······································162
4.1.20 無線中継局による無線チャネルの送出条件 ·····················································162
4.1.21 ランダムアクセス制御 ················································································163
4.1.21.1 基本動作 ·····························································································163
4.1.21.2 中継ゾーンでの動作··············································································163
4.1.21.3 衝突制御処理(E) ·················································································171
4.1.22 フレーム同期 ····························································································171－x－ARIB STD-T61

4.1.22.1 同期外れ検出······················································································· 171
4.1.22.2 同期確立条件······················································································· 174
4.1.23 移動局の強制送信出力制御 ·········································································· 174
4.1.23.1 送信出力制御アルゴリズム ···································································· 174
4.1.23.2 移動局の動作······················································································· 175
4.1.23.3 移動局の自律送信電力制御機能 ······························································ 175
4.1.24 品質監視 ·································································································· 176
4.1.24.1 移動局の品質監視 ················································································ 176
4.1.24.1.1 受信レベル検出 ·············································································· 176
4.1.24.1.2 誤り率検出 ···················································································· 178
4.1.24.1.3 基地局の品質監視 ··········································································· 178
4.1.24.1.3.1 受信レベル ·············································································· 178
4.1.24.1.3.2 誤り検出 ················································································· 178
4.1.25 周辺ゾーン監視用キャリアの受信レベル検出·················································· 179
4.1.25.1 周辺ゾーン監視モードの起動 ································································· 179
4.1.25.2 通常モードへの復帰 ············································································· 180
4.1.26 電波断検出 ······························································································· 180
4.1.26.1 移動局の電波断検出 ············································································· 180
4.1.26.2 基地局の電波断検出 ············································································· 181
4.1.27 レイヤ間通信 ···························································································· 181
4.1.27.1 レイヤ１のインタフェース ···································································· 181
4.1.27.1.1 レイヤ２のインタフェース······························································· 182
4.1.27.1.2 マネジメントエンティティとのインタフェース···································· 182
4.1.27.2 レイヤ１のプリミティブ ······································································· 182
4.2 レイヤ２規格 ··································································································· 188
4.2.1 レイヤ２概要······························································································ 188
4.2.1.1 概要 ···································································································· 188
4.2.1.2 概念と用語 ··························································································· 188
4.2.1.3 LAPDM 機能と全体像の記述 ··································································· 192
4.2.1.3.1 概要······························································································· 192
4.2.1.3.2 非確認形動作··················································································· 195
4.2.1.3.3 確認形動作······················································································ 195
4.2.1.3.3.1 基本再送制御 ············································································· 196
4.2.1.3.3.2 部分再送制御 ············································································· 196
4.2.1.3.4 各機能チャネルによる情報転送 ·························································· 196
4.2.1.3.5 データリンクコネクション識別 ·························································· 196
4.2.1.3.5.1 データリンクコネクションの構造 ·················································· 196
4.2.1.3.5.2 データリンク状態 ······································································· 197
4.2.1.3.5.3

SMSI 管理················································································· 197

4.2.1.4 サービスの特性 ····················································································· 198
4.2.1.4.1 概要······························································································· 198－xi－

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4.2.1.4.2 レイヤ３へ提供するサービス ······························································199
4.2.1.4.2.1 概要··························································································199
4.2.1.4.2.2 優先順位····················································································199
4.2.1.4.2.3 非確認形情報転送サービス ···························································199
4.2.1.4.2.4 確認形情報転送サービス ······························································200
4.2.1.4.3 レイヤマネジメントに提供されるサービス············································201
4.2.1.4.4 物理レイヤへ要求するサービス ···························································201
4.2.1.4.5 管理機能 ·························································································202
4.2.1.4.5.1 概要··························································································202
4.2.1.4.5.2 管理機能に関するプリミティブの定義 ············································202
4.2.1.5 データリンクレイヤ及びマネジメントの全体像 ···········································203
4.2.1.5.1 機能構成 ·························································································203
4.2.1.5.2 データリンクコネクションエンドポイントの確認···································203
4.2.1.5.3 データリンクエンティティ ·································································203
4.2.1.5.4 データリンク割り当てエンティティ·····················································204
4.2.1.5.5 マネジメントの構造 ··········································································204
4.2.1.6 特別な必要条件······················································································204
4.2.1.6.1 動作モードと使用可能 SAPI ·······························································204
4.2.1.6.2 確認形動作モード ·············································································205
4.2.1.6.2.1 アウトスタンディング数 k ··························································205
4.2.1.6.2.2 処理能力····················································································205
4.2.2 レイヤ２仕様 ······························································································205
4.2.2.1 概要·····································································································205
4.2.2.2 同位間通信のためのフレーム構成 ·····························································205
4.2.2.2.1 概要 ·······························································································205
4.2.2.2.2 アドレスフィールド ··········································································206
4.2.2.2.3 制御フィールド ················································································206
4.2.2.2.4 情報フィールド ················································································207
4.2.2.2.5 透過性 ····························································································207
4.2.2.2.6 フレームの有効ビット範囲 ·································································208
4.2.2.2.7 フォーマット規定 ·············································································208
4.2.2.2.7.1 番号規定····················································································208
4.2.2.2.7.2 フィールドマッピングの規定 ························································208
4.2.2.2.8 無効フレーム ···················································································209
4.2.2.3 同位間通信のための手順要素とフィールドフォーマット ·······························209
4.2.2.3.1 概要 ·······························································································209
4.2.2.3.2 アドレスフィールドフォーマット························································209
4.2.2.3.3 アドレスフィールド変数 ····································································210
4.2.2.3.3.1 コマンド／レスポンスフィールドビット(C/R) ··································210
4.2.2.3.3.2 サービスアクセスポイント識別子(SAPI) ·········································211
4.2.2.3.3.3 ID 制御フィールド(AC)································································211－xii－ARIB STD-T61

4.2.2.3.3.4 ID 表示フィールド(AI) ································································ 212
4.2.2.3.3.5 アドレスフィールド拡張ビット(EA) ············································· 212
4.2.2.3.3.6 移動局識別子(MSI)及び短縮移動局識別子(SMSI) ···························· 213
4.2.2.3.3.6.1 放送形式データリンクコネクション ········································· 213
4.2.2.3.3.6.2 ポイント・ポイントデータリンクコネクション ·························· 213
4.2.2.3.3.7 チャネル種別との関係 ································································· 213
4.2.2.3.4 制御フィールドフォーマット······························································ 214
4.2.2.3.4.1 情報転送(I)フォーマット······························································ 214
4.2.2.3.4.2 監視(S) フォーマット·································································· 214
4.2.2.3.4.3 非番号制(U)フォーマット····························································· 215
4.2.2.3.5 制御フィールドパラメータと対応する状態変数 ····································· 215
4.2.2.3.5.1 ポール・ファイナルビット(P/F) ······················································· 215
4.2.2.3.5.2 制御フィールド拡張ビット(EC)························································ 215
4.2.2.3.5.3 マルチフレーム動作変数とシーケンス番号········································· 216
4.2.2.3.5.3.1 モジュロ n ············································································· 216
4.2.2.3.5.3.2 送信状態変数 V(S)···································································· 216
4.2.2.3.5.3.3 確認状態変数 V(A) ··································································· 216
4.2.2.3.5.3.4 送信シーケンス番号 N(S) ·························································· 216
4.2.2.3.5.3.5 受信状態変数 V(R) ··································································· 216
4.2.2.3.5.3.6 受信シーケンス番号 N(R) ·························································· 217
4.2.2.3.5.4 非確認形動作の変数とパラメータ ····················································· 217
4.2.2.3.6 部分再送制御フィールドフォーマット ················································· 217
4.2.2.3.6.1 情報転送(I’)フォーマット ····························································· 218
4.2.2.3.6.2 監視(S’)フォーマット··································································· 218
4.2.2.3.7 部分再送制御フィールドパラメータと対応する状態変数 ························· 219
4.2.2.3.7.1 マルチフレーム動作変数とシーケンス番号······································ 219
4.2.2.3.7.1.1 分割送信状態変数 v(S) ··························································· 219
4.2.2.3.7.1.2 送信分割ユニットシーケンス番号 n(S) ······································ 219
4.2.2.3.7.1.3 分割受信状態変数 v(R) ··························································· 219
4.2.2.3.7.1.4 受信分割ユニットシーケンス番号 n(R) ···································· 220
4.2.2.3.8 コマンドとレスポンス······································································· 220
4.2.2.3.8.1 情報(I)コマンド ·········································································· 220
4.2.2.3.8.2 非同期平衡モード設定(SABME)コマンド········································ 220
4.2.2.3.8.3 情報付非同期平衡モード設定(SABMEI)コマンド ····························· 221
4.2.2.3.8.4 切断(DISC)コマンド ··································································· 221
4.2.2.3.8.5 非番号制情報(UI)コマンド ··························································· 222
4.2.2.3.8.6 受信可(RR)コマンド／レスポンス·················································· 222
4.2.2.3.8.7 リジェクト(REJ)コマンド／レスポンス ·········································· 222
4.2.2.3.8.8 受信不可(RNR)コマンド／レスポンス ············································ 222
4.2.2.3.8.9 非番号制確認(UA)レスポンス ······················································· 223
4.2.2.3.8.10 切断モード(DM)レスポンス·························································· 223－xiii－

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4.2.2.3.8.11 フレームリジェクト(FRMR)レスポンス ··········································223
4.2.2.3.8.12 識別情報交換(XID)コマンド／レスポンス ·······································225
4.2.2.3.8.13 部分再送制御情報(I‘)コマンド ·······················································225
4.2.2.3.8.14 部分再送制御リジェクト(REJ‘)コマンド／レスポンス ·······················225
4.2.2.4 レイヤ間通信のための要素 ······································································228
4.2.2.4.1 概要 ·······························································································228
4.2.2.4.1.1 一般名·······················································································228
4.2.2.4.1.1.1 DL-設定···············································································228
4.2.2.4.1.1.2 DL-解放···············································································228
4.2.2.4.1.1.3 DL-データ············································································229
4.2.2.4.1.1.4 DL-ユニットデータ································································229
4.2.2.4.1.1.5 DL-停止···············································································229
4.2.2.4.1.1.6 DL-再開···············································································229
4.2.2.4.1.1.7 DL-再接続············································································229
4.2.2.4.1.1.8 MDL-割当············································································229
4.2.2.4.1.1.9 MDL-解除············································································230
4.2.2.4.1.1.10 MDL-エラー ·········································································230
4.2.2.4.1.1.11 MDL-ユニットデータ ·····························································230
4.2.2.4.1.1.12 MDL-XID·············································································230
4.2.2.4.1.1.13 MDL-情報 ············································································230
4.2.2.4.1.1.14 PH-データ ············································································230
4.2.2.4.1.1.15 PH-情報 ···············································································231
4.2.2.4.1.1.16 MPH-起動 ············································································231
4.2.2.4.1.1.17 MPH-停止 ············································································231
4.2.2.4.1.1.18 MPH-情報 ············································································231
4.2.2.4.1.2 プリミティブ種別 ·······································································231
4.2.2.4.1.2.1 要求 ····················································································231
4.2.2.4.1.2.2 表示 ····················································································232
4.2.2.4.1.2.3 応答 ····················································································232
4.2.2.4.1.2.4 確認 ····················································································232
4.2.2.4.1.3 パラメータの定義 ·······································································232
4.2.2.4.1.3.1 優先順位識別子 ·····································································232
4.2.2.4.1.3.2 チャネル種別 ········································································233
4.2.2.4.1.3.3 ID 制御················································································233
4.2.2.4.1.3.4 メッセージユニット ·······························································233
4.2.2.4.2 プリミティブ手順 ·············································································235
4.2.2.4.2.1 概要··························································································235
4.2.2.4.2.2 レイヤ３－データリンクレイヤ相互動作············································235
4.2.2.5 データリンクレイヤの同位間手順の定義 ····················································236
4.2.2.5.1 P/F ビットの使用のための手順 ···························································237
4.2.2.5.1.1 非確認形情報転送 ·······································································237－xiv－

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4.2.2.5.1.2 確認形マルチフレーム情報転送 ····················································· 237
4.2.2.5.2 非確認形情報転送の手順···································································· 238
4.2.2.5.2.1 概要 ························································································· 238
4.2.2.5.2.2 非確認形情報の送信 ···································································· 238
4.2.2.5.2.3 非確認形情報の受信 ···································································· 238
4.2.2.5.3 短縮移動局識別子(SMSI)管理手順······················································· 238
4.2.2.5.3.1 概要 ························································································· 238
4.2.2.5.3.2

SMSI 割当················································································· 240

4.2.2.5.3.3

SMSI 解除················································································· 240

4.2.2.5.3.3.1 MDL-解除-要求プリミティブを受信した
データリンクレイヤエンティティがとる動作 ························· 241
4.2.2.5.3.3.2 SMSI を解除する条件 ···························································· 241
4.2.2.5.3.4

SMSI チェック手順 ···································································· 241

4.2.2.5.3.4.1 SMSI チェック手順の用法 ······················································ 241
4.2.2.5.3.4.2 SMSI チェック手順の動作 ······················································ 242
4.2.2.5.3.5 フォーマットと符号 ···································································· 243
4.2.2.5.3.5.1 概要···················································································· 243
4.2.2.5.3.5.2 レイヤマネジメントエンティティ識別子 ··································· 243
4.2.2.5.3.5.3 メッセージ種別····································································· 243
4.2.2.5.4 データリンクレイヤパラメータの自律交渉 ·········································· 244
4.2.2.5.5 マルチフレーム動作における設定及び解放の手順 ·································· 244
4.2.2.5.5.1 マルチフレーム動作の設定 ··························································· 244
4.2.2.5.5.1.1 概要···················································································· 244
4.2.2.5.5.1.2 設定手順·············································································· 244
4.2.2.5.5.1.3 タイマ T200 のタイムアウトに関する手順································· 246
4.2.2.5.5.2 マルチフレーム動作の停止、再開、再接続······································ 246
4.2.2.5.5.2.1 概要···················································································· 246
4.2.2.5.5.2.2 停止···················································································· 247
4.2.2.5.5.2.3 再開···················································································· 247
4.2.2.5.5.2.4 再接続················································································· 248
4.2.2.5.5.3 情報転送 ··················································································· 248
4.2.2.5.5.4 マルチフレーム動作の終結 ··························································· 248
4.2.2.5.5.4.1 概要···················································································· 248
4.2.2.5.5.4.2 解放手順·············································································· 249
4.2.2.5.5.4.3 タイマ T200 のタイムアウトに関する手順································· 249
4.2.2.5.5.5 マルチフレーム非設定状態 ··························································· 249
4.2.2.5.5.6 非番号制コマンド及びレスポンスの衝突········································· 250
4.2.2.5.5.6.1 送信及び受信コマンドが同じ場合 ············································ 250
4.2.2.5.5.6.2 送信及び受信コマンドが異なる場合 ········································· 250
4.2.2.5.5.6.3 勧誘されない DM レスポンスと
SABME/SABMEI/DISC コマンド ······································· 250－xv－

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4.2.2.5.6 マルチフレーム動作における情報転送の手順·········································251
4.2.2.5.6.1 I フレームの送信 ········································································251
4.2.2.5.6.2 I フレームの受信 ········································································251
4.2.2.5.6.2.1 P ビットが 1 の時 ··································································252
4.2.2.5.6.2.2 P ビットが 0 の時 ··································································252
4.2.2.5.6.3 確認の送信及び受信 ····································································252
4.2.2.5.6.3.1 確認の送信 ···········································································252
4.2.2.5.6.3.2 確認の受信 ···········································································252
4.2.2.5.6.4 REJ フレームの受信····································································253
4.2.2.5.6.5 RNR フレームの受信 ···································································254
4.2.2.5.6.6 データリンクレイヤエンティティの自受信ビジー状態 ·······················256
4.2.2.5.6.7 確認待ち····················································································257
4.2.2.5.7 部分再送制御動作における情報転送の手順············································258
4.2.2.5.7.1 I’フレームの送信·········································································258
4.2.2.5.7.2 I’フレームの受信·········································································258
4.2.2.5.7.2.1 P ビットが 1 のとき ·······························································260
4.2.2.5.7.2.2 P ビットが 0 のとき ·······························································260
4.2.2.5.7.3 REJ’フレームの受信····································································260
4.2.2.5.8 マルチフレーム動作の再設定 ······························································262
4.2.2.5.8.1 再設定の基準 ·············································································262
4.2.2.5.8.2 手順··························································································262
4.2.2.5.9 異常状態の通知と回復 ·······································································263
4.2.2.5.9.1 N(S)シーケンスエラー ·································································263
4.2.2.5.9.2 N(Ｒ)シーケンスエラー ································································263
4.2.2.5.9.3 タイマ回復状態 ··········································································264
4.2.2.5.9.4 無効フレーム状態 ·······································································264
4.2.2.5.9.5 フレームリジェクト条件 ······························································264
4.2.2.5.9.6 FRMR レスポンスフレームの受信 ·················································264
4.2.2.5.9.7 勧誘されないレスポンスフレーム ··················································265
4.2.2.5.9.8

SMSI 値の多重割当 ·····································································265

4.2.2.5.9.9 n(S)シーケンスエラー··································································265
4.2.2.5.10 システムパラメータの一覧表······························································266
4.2.2.5.10.1 タイマ T200···············································································266
4.2.2.5.10.2 最大再送回数(N200)····································································266
4.2.2.5.10.3 情報フィールドの最大オクテット長(N201) ····································266
4.2.2.5.10.4 SMSI チェック手順の最大再送回数(N202)·······································267
4.2.2.5.10.5 アウトスタンディング I フレームの最大数(k)···································267
4.2.2.5.10.6 タイマ T201···············································································267
4.2.2.5.10.7 タイマ T202···············································································267
4.2.2.5.11 データリンクレイヤのモニタ機能························································267
4.2.2.5.11.1 概要 ·························································································267－xvi－

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4.2.2.5.11.2 マルチフレーム設定状態における
データリンクレイヤの監視 ······················································· 268
4.2.2.5.11.3 コネクションの検証手順 ······························································ 268
4.2.2.5.11.3.1 タイマ T202 の起動······························································· 268
4.2.2.5.11.3.2 タイマ T202 の停止······························································· 268
4.2.2.5.11.3.3 タイマ T202 のタイムアウト··················································· 268
4.3 レイヤ 3 規格 ··································································································· 271
4.3.1 概要·········································································································· 271
4.3.1.1 標準規格の範囲 ····················································································· 271
4.3.1.2 インタフェース構造への適用 ··································································· 271
4.3.2 レイヤ 3 機能の定義 ···················································································· 271
4.3.2.1 無線管理(RT) ························································································ 271
4.3.2.2 移動管理(MM)······················································································· 271
4.3.2.3 呼制御(CC) ··························································································· 271
4.3.3 信号方式の概要··························································································· 272
4.3.3.1 レイヤ 3 相乗り機構 ··············································································· 272
4.3.3.2 信号フォーマット ·················································································· 272
4.3.3.2.1 相乗り表示部フィールド ·································································· 274
4.3.3.3 RT、MM メッセージの拡張に関する規定 ·················································· 275
4.3.4 相乗り機構································································································· 275
4.3.5 無線管理(RT) ···························································································· 275
4.3.5.1 無線管理(RT)の状態定義 ········································································· 275
4.3.5.1.1 インタフェースの移動局側における RT の状態······································ 275
4.3.5.1.2 インタフェースの基地局側における RT の状態······································ 278
4.3.5.2 メッセージ機能の定義と内容 ··································································· 281
4.3.5.2.1 発信無線状態報告[Originating Condition Report] ································· 282
4.3.5.2.2 ページング[Paging] ········································································ 282
4.3.5.2.3 着信無線状態報告[Terminating Condition Report] ······························· 283
4.3.5.2.4 無線チャネル指定[Radio-channel Set] ················································· 283
4.3.5.2.5 切替先無線チャネル指定[Handover Radio-channel Set] ························· 284
4.3.5.2.6 システム情報[System Information]····················································· 285
4.3.5.2.7 システム情報確認[System Information Acknowledgement] ··················· 286
4.3.5.2.8 移動局解放[Mobile Station Release]···················································· 286
4.3.5.2.9 無線チャネル切断[Radio-channel Disconnect] ······································ 287
4.3.5.2.10 無線チャネル切断確認[Radio-channel Disconnect Acknowledgement]······ 287
4.3.5.2.11 報知情報[Broadcast Information] ····················································· 288
4.3.5.2.12 免許人固有情報[Operator Specific Information]···································· 289
4.3.5.2.13 送信権解放[Transmission Priority Release] ········································ 289
4.3.5.2.14 BCCH 受信[BCCH Reception]···························································· 290
4.3.5.2.15 送信停止要求[Transmission Stop Request] ·········································· 290
4.3.5.2.16 切り戻し要求[Reasignment Request] ·················································· 291－xvii－

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4.3.5.2.17 送信中再発呼[Transmitting Recall Request]·········································291
4.3.5.2.18 受信中再発呼[Receiving Recall Request]··············································292
4.3.5.2.19 グループ通信呼出[Group Call Paging] ·················································292
4.3.5.2.20 ショートメッセージ発信[Short Message Transmission] ························293
4.3.5.2.21 ショートメッセージ発信応答[Short Message Transmission Response] ····293
4.3.5.2.22 ショートメッセージ着信[Short Message Reception]·······························294
4.3.5.2.23 ショートメッセージ着信応答[Short Message Reception Response]···········294
4.3.5.3 メッセージフォーマットと情報要素コーディング ········································295
4.3.5.3.1 概要 ·······························································································295
4.3.5.3.2 メッセージ種別[Message Type] ··························································296
4.3.5.3.3 他の情報要素 ···················································································297
4.3.5.3.3.1 コーディング規定 ·······································································297
4.3.5.3.3.2 着信識別番号[Paging Identification Number] ································297
4.3.5.3.3.3 移動局種別[Mobile Station Type] ··················································297
4.3.5.3.3.4 規制情報[Restriction Information]·················································299
4.3.5.3.3.5 受信レベル[Reception Level] ·······················································301
4.3.5.3.3.6 周波数コード[Frequency Code] ···················································302
4.3.5.3.3.7 理由表示[Cause] ·········································································302
4.3.5.3.3.8 スクランブルコード[Scramble Code] ············································303
4.3.5.3.3.9 制御チャネル構造情報[Control Channel Structure Information] ·······304
4.3.5.3.3.10 周辺ゾーン判定用制御チャネル数[Number of Control Channel] ········305
4.3.5.3.3.11 制御チャネル番号[Control Channel Number] ································305
4.3.5.3.3.12 移動局送信電力指定[MS TX Power Assignment] ····························306
4.3.5.3.3.13 チャネル情報[Channel Information] ············································306
4.3.5.3.3.14 待ち受け許可レベル[Communication Level] ··································308
4.3.5.3.3.15 待ち受け劣化レベル[Communication Out Level] ····························308
4.3.5.3.3.16 拡張情報要素長[Extension Information Size] ·································309
4.3.5.3.3.17 網番号[Network Identity] ···························································309
4.3.5.3.3.18 BCCH 受信区間長[BCCH Reception Period] ··································310
4.3.5.3.3.19 位置登録タイマ[Location Registration Timer] ·······························310
4.3.5.3.3.20 レベル測定回数[Number of Level Measurement] ···························311
4.3.5.3.3.21 チャネル切替レベル[Channel Switching Level] ······························312
4.3.5.3.3.22 チャネル切替間隔時間[Channel Switching Spacing Time] ···············312
4.3.5.3.3.23 網番号情報オクテット数[Octet Number of Network Identity] ··········313
4.3.5.3.3.24 折り返し通信用通信チャネル数[Number of TCH for Turnup] ···········314
4.3.5.3.3.25 通信チャネル番号[TCH Number] ·················································314
4.3.5.3.3.26 グループ通信用通信チャネル番号[TCH Number for Group Call] ·······314
4.3.5.3.3.27 グループ通信種別[Group Call type] ··············································315
4.3.5.3.3.28 発信者識別[Originator Identifier]··················································316
4.3.5.3.3.29 呼出番号[Destination Identifier] ·················································317
4.3.5.3.3.30 メッセージ番号[Message Number] ················································318－xviii－ARIB STD-T61

4.3.5.3.3.31 警報表示[Warning And Display]··················································· 319
4.3.6 移動管理(MM) ···························································································· 320
4.3.6.1 移動管理(MM)の概説 ············································································· 320
4.3.6.1.1 インタフェースの移動局側における MM の状態 ···································· 320
4.3.6.1.2 インタフェースの基地局側における MM の状態 ···································· 320
4.3.6.2 メッセージ機能の定義と内容 ··································································· 321
4.3.6.2.1 位置登録要求[Location Registration Request] ······································ 322
4.3.6.2.2 位置登録受付[Location Registration Acknowledgement] ······················· 322
4.3.6.2.3 位置登録拒否[Location Registration Reject] ········································· 323
4.3.6.2.4 位置登録要求１[Location Registration Request 1]································· 323
4.3.6.2.5 位置登録応答１[Location Registration Response 1] ······························· 324
4.3.6.2.6 位置登録応答２[Location Registration Response 2] ······························ 324
4.3.6.2.7 位置登録応答３[Location Registration Response 3] ······························· 325
4.3.6.2.8 位置登録応答４[Location Registration Response 4] ······························· 325
4.3.6.2.9 グループ設定変更通知[Group Setup Change Notice]······························ 326
4.3.6.2.10 グループ設定変更 OK[Group Setup Change OK] ································· 326
4.3.6.2.11 グループ設定変更 NG[Group Setup Change NG] ·································· 326
4.3.6.3 メッセージフォーマットと情報要素コーディング········································ 327
4.3.6.3.1 概要······························································································· 327
4.3.6.3.2 メッセージ種別[Message Type] ·························································· 328
4.3.6.3.3 他の情報要素 ················································································· 328
4.3.6.3.3.1 コーディング規定 ······································································· 328
4.3.6.3.3.2 登録番号[Mobile Subscriber Number]············································ 329
4.3.6.3.3.3 理由表示[Cause]········································································· 330
4.3.6.3.3.4 設定グループ番号[Assigned Group Number] ································· 331
4.3.7 呼制御(CC) ································································································ 332
4.3.7.1 呼状態 ································································································· 332
4.3.7.1.1 インタフェースの移動局側における呼の状態 ········································ 332
4.3.7.1.2 インタフェースの基地局側における呼の状態 ········································ 334
4.3.7.2 ＣＣメッセージの機能定義と内容 ····························································· 337
4.3.7.2.1 回線交換接続のためのＣＣメッセージ ················································· 338
4.3.7.2.1.1 呼出[ALERTing] ······································································· 339
4.3.7.2.1.2 呼設定受付[CALL PROCeeding] ··················································· 340
4.3.7.2.1.3 応答[CONNect] ········································································ 341
4.3.7.2.1.4 応答確認[CONNect ACKnowledge] ··············································· 342
4.3.7.2.1.5 切断[DISConnect] ····································································· 343
4.3.7.2.1.6 付加情報[INFOrmation] ······························································ 344
4.3.7.2.1.7 経過表示[PROGress] ································································· 345
4.3.7.2.1.8 解放[RELease]··········································································· 346
4.3.7.2.1.9 解放完了[RELease COMPlete] ···················································· 347
4.3.7.2.1.10 呼設定[SETUP] ········································································· 348－xix－

ARIB STD-T61

4.3.7.2.1.11 ユーザ情報[USER INFOrmation] ················································349
4.3.7.2.1.12 ファシリティ[FACility] ······························································350
4.3.7.2.1.13 輻輳制御[CONGestion CONtrol] ·················································351
4.3.7.2.1.14 状態表示[STATus] ······································································352
4.3.7.2.1.15 再呼設定受付[ReCALL PROCeeding] ···········································352
4.3.7.2.1.16 通信形態[Communication Mode] ·················································353
4.3.7.2.1.17 通信可否[Communication Possibility] ··········································353
4.3.7.2.1.18 再呼設定拒否[ReCALL PROCeeding Reject] ··································354
4.3.7.2.1.19 単信呼設定[Simplex Operation SETUP] ·······································355
4.3.7.2.1.20 単信再呼設定[Simplex Operation Re-SETUP] ·································356
4.3.7.2.1.21 複信呼設定[Duplex Operation SETUP] ··········································357
4.3.7.2.1.22 複信再呼設定[Duplex Operation Re-SETUP] ·································358
4.3.7.2.1.23 グループ呼設定[Group SETUP] ···················································359
4.3.7.3 メッセージフォーマットと情報要素コーディング ·······································360
4.3.7.3.1 概要 ·······························································································360
4.3.7.3.2 プロトコル識別子[Protocol discriminator] ··········································361
4.3.7.3.3 呼番号／付加サービス識別子[Call reference/supplementary service identifier] ··························361
4.3.7.3.4 メッセージ種別[Message Type] ·························································363
4.3.7.3.5 その他の情報要素 ···········································································364
4.3.7.3.5.1 コーディング規定 ·······································································364
4.3.7.3.5.2 固定シフト[Locking Shift] ··························································367
4.3.7.3.5.3 伝達能力[Bearer capability] ·························································368
4.3.7.3.5.4 着番号[Called party number] ·······················································371
4.3.7.3.5.5 着サブアドレス(第１) [Called party Subaddress] ····························373
4.3.7.3.5.6 発番号[Calling party number] ······················································374
4.3.7.3.5.7 発サブアドレス(第１) [Calling party Subaddress] ··························376
4.3.7.3.5.8 理由表示[Cause] ·········································································377
4.3.7.3.5.9 チャネル識別子[Channel identification] ·········································379
4.3.7.3.5.10 表示[Display]·············································································381
4.3.7.3.5.11 フィーチャアクティベーション[Feature activation] ·························381
4.3.7.3.5.12 フィーチャインディケーション[Feature indication] ························382
4.3.7.3.5.13 高位レイヤ整合性[High layer compatibility] ···································383
4.3.7.3.5.14 キーパッドファシリティ[Keypad facility] ·······································384
4.3.7.3.5.15 経過識別子[Progree indicator] ······················································386
4.3.7.3.5.16 シグナル[Signal] ········································································387
4.3.7.3.5.17 モアデータ[More data] ································································389
4.3.7.3.5.18 輻輳制御レベル[Congestion level] ················································389
4.3.7.3.5.19 呼状態[Call state]·······································································390
4.3.7.3.5.20 ファシリティ[Facility]·································································391
4.3.7.3.5.21 ユーザユーザ[User-user]······························································393－xx－

ARIB STD-T61

4.3.7.3.5.22 再呼表示[Recall Indication] ························································· 394
4.3.7.3.5.23 旧ゾーン情報[Primary Zone Information] ····································· 394
4.3.7.3.5.24 着サブアドレス(第２) [Called party 2nd Subaddress]······················· 395
4.3.7.3.5.25 発サブアドレス(第２) [Calling party 2nd Subaddress] ····················· 396
4.3.7.3.5.26 通信可否[Communication Possibility] ·········································· 397
4.3.7.3.5.27 移動局番号[MS Number] ··························································· 397
4.3.7.4 エラー状態の処理 ················································································· 398
4.3.7.4.1 プロトコル識別子エラー ·································································· 398
4.3.7.4.2 欠損メッセージ ·············································································· 398
4.3.7.4.3 付加サービス識別子エラー ······························································· 398
4.3.7.4.4 呼番号手順エラー（複信時）······························································ 398
4.3.7.4.5 メッセージ種別又はメッセージシーケンスエラー ································· 399
4.3.7.4.6 一般的な情報要素エラー ·································································· 399
4.3.7.4.7 必須情報要素エラー ········································································ 400
4.3.7.4.8 非必須情報要素エラー ····································································· 401
4.3.8 制御シーケンス ························································································· 402
4.3.8.1 単信個別通信(移動局～移動局) ································································ 403
4.3.8.1.1 単信個別通信通信リンク確立フェーズ ················································ 403
4.3.8.1.2 単信個別通信通信フェーズ ······························································· 404
4.3.8.1.3 単信個別通信通信リンク解放フェーズ ················································ 405
4.3.8.1.4 単信個別通信送信権制御 ·································································· 408
4.3.8.2 グループ通信[単信](移動局～移動局) ························································ 409
4.3.8.2.1 グループ通信[単信]通信リンク確立フェーズ ········································· 409
4.3.8.2.2 グループ通信[単信]通信フェーズ ························································ 410
4.3.8.2.3 グループ通信[単信]通信リンク解放フェーズ ········································ 411
4.3.8.2.4 グループ通信[単信]送信権制御 ·························································· 414
4.3.8.2.5 グループ通信[単信]後追い参入···························································· 415
4.3.8.3 グループ通信[半複信](基地局～移動局) ···················································· 416
4.3.8.3.1 グループ通信[半複信]通信リンク確立フェーズ(移動局側発信) ·················· 416
4.3.8.3.2 グループ通信[半複信]通信リンク確立フェーズ(基地局側発信) ·················· 417
4.3.8.3.3 グループ通信[半複信]通信フェーズ ····················································· 418
4.3.8.3.4 グループ通信[半複信]通信リンク解放フェーズ ······································ 419
4.3.8.3.5 グループ通信[半複信]送信権制御 ························································ 422
4.3.8.3.6 グループ通信[半複信]後追い参入 ························································ 423
4.3.8.4 同報通信[単向](基地局～移動局) ······························································· 424
4.3.8.4.1 同報通信[単向]通信リンク確立フェーズ ··············································· 424
4.3.8.4.2 同報通信[単向]通信リンク解放フェーズ ··············································· 425
4.3.8.4.3 同報通信[単向]後追い参入·································································· 427
4.3.8.5 複信個別通信(移動局～移動局) ································································· 428
4.3.8.5.1 複信個別通信通信リンク確立フェーズ ················································· 428
4.3.8.5.2 複信個別通信通信リンク解放フェーズ ················································· 430－xxi－

ARIB STD-T61

4.3.8.6 複信個別通信(基地局～移動局) ·································································432
4.3.8.6.1 複信個別通信通信リンク確立フェーズ(移動局側発信)······························432
4.3.8.6.2 複信個別通信通信リンク確立フェーズ(基地局側発信)······························433
4.3.8.6.3 複信個別通信通信リンク解放フェーズ··················································434
4.3.8.7 チャネル切替·························································································436
4.3.8.7.1 単信個別通信グループ通信、送信中チャネル切替(再発呼型)·····················436
4.3.8.7.2 単信個別通信グループ通信、受信中チャネル切替(再発呼型)·····················437
4.3.8.7.3 複信個別通信チャネル切替(再発呼型)···················································438
4.3.8.7.4 同報通信チャネル切替(再発呼型) ·························································439
4.3.8.7.5 単信個別通信、グループ通信、切り戻し(送信中)····································440
4.3.8.7.6 単信個別通信、グループ通信、切り戻し(受信中) ··································441
4.3.8.7.7 複信個別通信切り戻し ·······································································442
4.3.8.7.8 同報通信切り戻し ·············································································443
4.3.8.8 位置登録·······························································································444
4.3.8.8.1 位置登録 ·························································································444
4.3.8.8.2 グループ設定情報付位置登録 ······························································445
4.3.8.9 通信中 RT 信号シーケンス·······································································446
4.3.8.9.1 システム情報指定 ·············································································446
4.3.8.10 報知情報 ······························································································447
4.3.8.10.1 報知情報 ·························································································447
4.3.8.10.2 BCCH 受信······················································································447
4.3.8.11 ショートメッセージ伝送 ·········································································448
4.3.8.11.1 移動局からのショートメッセージ伝送··················································448
4.3.8.11.2 指令装置からのショートメッセージ個別伝送·········································448
4.3.8.11.3 指令装置からのショートメッセージグループ伝送···································449
4.3.8.12 移動局間直接通信 ··················································································450
4.3.8.12.1 通信フェーズ ···················································································450
4.3.8.13 中継局経由通信 ·····················································································451
4.3.8.13.1 単信個別通信通信リンク確立フェーズ ················································451
4.3.8.14 基地局折り返し通信 (移動局～移動局) ·····················································452
4.3.8.14.1 基地局折り返し通信報知フェーズ························································452
4.3.8.14.2 基地局折り返し通信通信フェーズ(その１)·············································453
4.3.8.14.3 基地局折り返し通信通信フェーズ(その２) ···········································454
4.3.8.15 強制切断 ·····························································································455
4.3.8.15.1 強制切断(単信通信)···········································································455
4.3.8.15.2 強制切断(複信通信)···········································································456
4.3.8.16 グループ設定変更 ·················································································457
4.3.8.17 タイマ、再送条件 ··················································································458
4.3.8.17.1 移動局側のタイマ、再送条件(RT)························································458
4.3.8.17.2 基地局側のタイマ、再送条件(RT)························································462
4.3.8.17.3 移動局側のタイマ、再送条件(MM) ······················································467－xxii－

ARIB STD-T61

4.3.8.17.4 基地局側のタイマ、再送条件(MM)······················································ 467
4.3.8.18 システムパラメータリスト ······································································ 468
4.3.8.18.1 移動局側のタイマ(CC) ······································································ 468
4.3.8.18.2 基地局側のタイマ(CC) ······································································ 470
第５章 音声符号化方式 ······························································································ 483
第６章 測定法 ·········································································································· 485
6.1 送信系 ············································································································ 485
6.1.1 周波数偏差································································································· 485
6.1.1.1 周波数の偏差(周波数カウンタ法) ······························································ 485
6.1.1.2 周波数の偏差(位相軌跡法) ······································································· 486
6.1.1.3 周波数の偏差(基地局追従精度) ································································· 486
6.1.2 スプリアス発射の強度·················································································· 487
6.1.3 占有周波数帯幅··························································································· 488
6.1.4 空中線電力の偏差························································································ 490
6.1.4.1 空中線電力の偏差（Ⅰ） ········································································· 490
6.1.4.2 空中線電力の偏差（Ⅱ） ········································································· 490
6.1.5 隣接チャネル漏洩電力·················································································· 491
6.1.6 筐体輻射···································································································· 493
6.1.7 移動局送信出力制御····················································································· 494
6.1.7.1 自律送信出力制御 ·················································································· 494
6.1.7.2 強制送信出力制御 ·················································································· 495
6.1.8 伝送速度精度······························································································ 495
6.1.9 変調精度···································································································· 496
6.2 受信系 ············································································································ 498
6.2.1 受信感度···································································································· 498
6.2.1.1 受信感度(スタティック) ·········································································· 498
6.2.1.2 受信感度(フェージング) ·········································································· 499
6.2.2 スプリアス感度··························································································· 500
6.2.3 隣接チャネル選択度····················································································· 501
6.2.4 相互変調特性······························································································ 503
6.2.5 副次的に発射する電波等の強度······································································ 504
6.2.6 筐体輻射···································································································· 505
第７章 用語解説 ······································································································· 509
改定履歴－xxiii－ARIB STD-T61――第３分冊――
ＦＤＭＡ付属資料
付属資料Ａ

SDL 図
A.1 概要 ··························································································521
A.2 記号の説明 ·················································································522
A.3 レイヤ１ SDL 図 ·······································································523
A.4 レイヤ２ SDL 図 ·······································································640
A.5 レイヤ３ SDL 図
A.5.1

レイヤ 3 制御手順 ···························································684

レイヤ３ RT SDL 図····································································698
レイヤ３ MM SDL 図 ··································································750
レイヤ３ CC SDL 図 ···································································758
付属資料Ｂ 移動局待ち受け移行動作··········································································809
付属資料Ｃ 再発呼型チャネル切替·············································································819
付属資料Ｄ 再発呼型チャネル切替中の準正常動作························································823
付属資料Ｅ 規制制御·······························································································830
付属資料Ｆ 位置登録制御法······················································································839
付属資料Ｇ 移動局 BCCH 受信 ·················································································842
付属資料Ｈ 制御チャネル通信···················································································844
付属資料Ｊ 着信識別番号·························································································863
付属資料Ｋ 予備ビットの扱い方················································································864
付属資料Ｌ チャネル切替失敗時のデータリンクレイヤ動作 ···········································865
付属資料Ｍ 部分再送制御時のメッセージ分割······························································866
付属資料Ｎ 理由表示の定義······················································································868
付属資料Ｏ ARIB 標準(レイヤ２及びレイヤ３の一部)と ITU-T・I インタフェースの勧告の対応····························································································870
付属資料Ｐ 周期的位置登録の制御方法·······································································878
付属資料Ｑ アドレスフィールド及び制御フィールドが複数ユニットにまたがる場合の
レイヤ２フレームのユニット構成······························································880
付属資料Ｒ RT 及び MM メッセージの受付条件 ··························································882
付属資料Ｓ

SMSI の割当 ·························································································884

付属資料Ｔ リニアライザ位相制御の方式について························································895
付属資料Ｕ ビットマップ表······················································································896
付属資料Ｖ 後追い参入····························································································900
付属資料Ｗ 基地局折り返し······················································································901
付属資料Ｘ 無線アプローチ······················································································902
付属資料Ｙ 移動局間直接通信···················································································904
付属資料Ｚ グループ設定変更···················································································906
改定履歴－xxiv－