baber/WOPTO huggingface dataset:
Patent JP-2006167657-A (JP)
Title: Ultraviolet irradiation apparatus
Inventor: KATO YOSHIHIRO
IPC: B05C9/14
Filed: 2004-12-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultraviolet irradiation apparatus wherein miniaturization of the apparatus can be attained and an operating time for inserting or unloading of tools can be diminished.  <P>SOLUTION: The ultraviolet irradiation apparatus 100 has a tool 4, having a holding part 2 for holding a component 1 and an ultraviolet light-emitting diode 32 for irradiating ultraviolet-ray to the part 1, and a base table part 5, where a power source part for turning on electricity to the ultraviolet light-emitting diode 32, a galvanization control means for controlling galvanization of the power source, and the tool 4 are arranged, wherein a ultraviolet curing adhesive S coats the component 1 to be cured by ultraviolet irradiation. Moreover, a contact part 52 connected to the power source is arranged at the base table part 5, and arrangement of the tool 4 at the base table part 5 makes the power source and the ultraviolet light-emitting diode 32 possible to turn on through the contact part 52.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006178674-A (JP)
Title: Traveling supporting device
Inventor: SETO YOJI
IPC: G08G1/09
Filed: 2004-12-21
Abstract: <P>PROBLEM TO BE SOLVED: To predict the traveling circumstances of other vehicles when own vehicle enters an intersection under the consideration of the change of the traveling status of own vehicle, and to notify own vehicle of the approach of other vehicles.  <P>SOLUTION: The current body speeds and acceleration/deceleration of own vehicle and other vehicles and their current locations with an intersection as a reference are used as initial values, and this time values of the acceleration/deceleration of own vehicle and the leading vehicle on a traveling path which own vehicle enters are predicted based on the previous values of those status variables, and the current locations and the body speeds are predicted based on this time values. The acceleration/deceleration of the vehicle excluding those of the leading vehicle is calculated based on the inter-vehicle distance and relative speed between own vehicle and the vehicles positioned just before it. This processing is repeatedly operated, and the traveling circumstances of each vehicle are predicted till it is predicted that own vehicle enters the intersection and that other vehicles have recognized this and the vehicle behind own vehicle is prescribed at the point of time, and the deceleration of the prescribed vehicle in escaping from own vehicle is predicted from the inter-vehicle distance and relative speed between own vehicle and the vehicle behind, and notification judgement is made based on this.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006177631-A (JP)
Title: Catalytic reaction type heater
Inventor: OSADA YASUHIRO
IPC: F24H9/00
Filed: 2004-12-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a catalytic reaction type heater capable of restraining heat exchange performance in a heat exchange part from getting worse by depositing of condensate on a surface of a downstream portion 31a of a fin 31.  <P>SOLUTION: This catalytic reaction type heater is provided with a catalytic reaction part for bringing a supplied gas mixture of fuel and air into catalytic reaction, and a heat exchange part 30 having tubes 32 with a heating medium flowing therethrough, and the fins 31 arranged adjacent to the tubes 32 and contacting with reaction gas after the catalytic reaction, and for heat-exchanging the reaction gas with the heating medium via the fins 31 and the tubes 32, and heats the heating medium with heat generated by the catalytic reaction in a catalytic reaction part 20. In the catalytic reaction type heater, a water repellent coating film 33 is formed at least in the downstream portion 31a along a flowing direction of the reaction gas flowing on the each fin 31, out of the surface of the each fin 31.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006185369-A (JP)
Title: Device, method and program for supporting numerical analysis, and computer readable recording medium with the program recorded thereon
Inventor: IMAI KANAKO
IPC: G06F17/50
Filed: 2004-12-28
Abstract: <P>PROBLEM TO BE SOLVED: To shorten a design time by performing a boundary condition check in an analytic model before performing an analysis by a solver and to easily and quickly acquire required data.  <P>SOLUTION: A space determination part 11 for determining whether slave joints constituting a slave face are included in a check space formed by projecting a master face in its normal direction about the master face of a verification target among the two faces to be a pair, and an interference determination part 11 for calculating a distance between the master face and the slave joints and determines that interference occurs when the distance is smaller than 0 if the slave joints are determined to be included in the check space as a result of determination by the space determination part 11 are provided.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005527162-A (JP)
Title: 携帯無線システムを介して第三者無線通信を中継する方法
IPC: H04W4/24
Filed: 2003-05-16
Abstract: 【課題】  個人用電子機器として、または、第三者電子機器と無線ネットワークとの間で無線信号を中継する携帯無線システムを提供する。 【解決手段】  本発明は、携帯無線システムを、個人用電子機器として、または、第三者電子機器と無線ネットワークとの間で無線信号を中継するように構成される第三者無線リピータとして、選択的に構成する。携帯無線システム（携帯電話・ページャ・携帯情報端末など）は、個人用電子機器として使用中以外に、第三者無線通信の無線リピータとして機能する。携帯無線システムは、１つ以上の未使用無線チャネルを他の機器が利用可能として、既存の無線ネットワークインフラストラクチャ（携帯電話ネットワークなど）の利用を増大させる。さらに、携帯電子機器の所有者が既存の無線ネットワーク容量を完全に利用するように促進する新規なインセンティブベースのビジネスモデルが提供される。
Patent JP-2005527629-A (JP)
IPC: A61K31/4745
Filed: 2002-05-28
Abstract: The invention relates to the new arginine salt forms of RS-(.plusmn.)-9-fluo ro- 6,7-dihydro-8-(4-hydroxypiperidin-1-yl)-5-methyl-1-oxo-1H,5H- benzo~i,j~quinolizine-2-carboxylic acid, S-(-)-9-fluoro-6,7-dihydro-8-(4- hydroxypiperidin-1-yl)-5-methyl-1-oxo-1H,5H-benzo~i,j~quinolizine-2-carboxyl ic acid, R-(+)-9-fluoro-6,7-dihydro-8-(4-hydroxypiperidin-1-yl)-5-methyl-1-oxo- 1H,5H-benzo~i,j~quinolizine-2-carboxylic acid, a process for their preparati on and pharmaceutical formulations which comprise those arginine salt forms as the active ingredient for its use in treating microbial infections.
Patent JP-2005527315-A (JP)
Title: 椎弓形成術用の装置及び方法
IPC: A61B17/70
Filed: 2003-05-29
Abstract: 椎弓形成術プレートは、脊柱管に対して望ましい間隔を維持するために、分割された椎弓板の少なくとも一部分に係合可能である。椎弓形成術プレートは、少なくとも１つの分割された椎弓板部分によって形成された隙間に架ける第１端部と第２端部とを有するスペーサ部分（８１０）を含んでいる。椎弓形成術プレートは、分割された椎弓板部分との係合のために、一方の端部に椎弓板係合部分（８１５）を含んでいてもよい。
Patent JP-2005529238-A (JP)
IPC: C23C4/06
Filed: 2003-06-03
Abstract: A thermal spray composition and method of deposition for abradable seals for use in gas turbine engines, turbochargers and steam turbines. The thermal spray composition includes a solid lubricant and a ceramic preferably comprising 5 to 60 wt % total of the composition in a ratio of 1:7 to 20:1 of solid lubricant to ceramic, the balance a matrix-forming metal alloy selected from Ni, Co, Cu, Fe and Al and combinations and alloys thereof. The solid lubricant is at least one of hexagonal boron nitride, graphite, calcium fluoride, lithium fluoride, magnesium fluoride, barium fluoride, tungsten disulfide and molybdenum disulfide particles. The ceramic includes at least one of albite, illite, quartz and alumina-silica.
Patent JP-2005533822-A (JP)
Title: 臭化水素酸カルベジロール
IPC: A61P9/12
Filed: 2003-06-27
Abstract: 本発明は、カルベジロールの塩、カルベジロール塩またはその対応する溶媒和物を含む対応組成物、および／または哺乳動物、特にヒトの特定の病態の治療における前記化合物の使用方法に関する。本発明は、さらに、１−（カルバゾール−４−イルオキシ−３−［［２−（ｏ−メトキシフェノキシ）エチル］アミノ］−２−プロパノールの臭化水素酸塩である臭化水素酸カルベジロールの新規結晶性形状、および／または他のカルベジロール溶媒和物、臭化水素酸カルベジロールの塩または溶媒和物を含む組成物、高血圧、鬱血性心不全、または狭心症等を治療するための前記化合物の使用方法にも関する。
Patent JP-2006502110-A (JP)
Title: 非放出Ｍｕｃ１およびＭｕｃ１６に対する抗体、およびその使用
IPC: C07K16/30
Filed: 2003-07-03
Abstract: 本発明は、抗体、抗体フラグメント、抗体および抗体フラグメントと細胞毒性物質とのコンジュゲート、ならびに抗体および抗体フラグメントを産生するハイブリドーマであって、抗体および抗体フラグメントが、細胞膜タンパク質の細胞外液中へリリースされない細胞外エピトープを認識するもの；ならびに抗体、抗体フラグメントおよびコンジュゲートを用いて、悪性疾患、たとえば胸部癌および卵巣癌を検出、モニタリングおよび処置する方法に関する。
Patent JP-2005534222-A (JP)
Title: デジタルビデオ信号を符号化する方法及びエンコーダ
IPC: H04N7/26
Filed: 2003-07-09
Abstract: 本発明は、輝度値によって輝度成分を有する入力デジタルビデオ信号を符号化する方法及びエンコーダに関する。前記方法は、前記ビデオ系列を、元の空間表現から、変換された輝度値を有する少量の表現データに変換するステップ；減少されたデータの集合を得るために、前記表現データに対して量子化を実施するステップ；を有する。本発明は、前記量子化ステップが、輝度成分の量子化を、前記輝度成分の変換された輝度値の可視域に基づいて、適応的な仕方で実施することを特徴とする。
Patent JP-2005536925-A (JP)
Title: 演算増幅器
IPC: H03F3/34
Filed: 2003-08-12
Abstract: 本発明は、演算増幅器に関する。演算増幅器の出力オフセット電圧のより一層の低下を可能にするために、演算増幅器は、演算増幅器の内部ノードＡにさらなる電流Ｉｃを導入して演算増幅器の出力オフセット電圧を低下させる手段Ｓ、Ｔを備える。本発明はまた、演算増幅器の出力オフセット電圧を低下させる方法に関する。この方法は、演算増幅器の内部ノードＡにさらなる電流Ｉｃを導入することを含む。
Patent JP-2006510874-A (JP)
Title: アミノ酸配列パターン・マッチング
IPC: G16B20/00
Filed: 2003-08-29
Abstract: 試料内パターン一致、群内パターン一致、ならびにさらなる分析またはデータ・マイニングを目的とするワード・マッチングを決定することが可能な種々のフィルターおよび逐次フィルターを用いることによって、複数のアミノ酸でのパターン一致を突き止める方法。フィルターとして、スコアリング・スキーム、ＭＳ／ＭＳにかけられる共通イオンの配列と走査回数との比較、およびパターン一致候補を得るための娘イオン減法を用いることが挙げられる。
Patent JP-2006500879-A (JP)
Title: 無線ｌａｎネットワークと移動通信ネットワークの連動構造における課金情報処理方法
IPC: H04M17/00
Filed: 2003-10-11
Abstract: 無線ＬＡＮと移動通信ネットワークのように２つ以上のネットワークを連係するときは、サービス使用及びサービス課金情報が正確に収集及び処理されるべきである。このために、使用者に提供されるサービスによって特定使用者に対して特定種類のサービス使用と課金情報を削除することができる。また、提供されるサービスの種類によってサービス使用と課金情報を周期的に収集することができる。また、無線ＬＡＮ無線接続サービス使用と課金情報及び移動通信ネットワークの課金情報を連係して収集することができる。
Patent JP-2006507500-A (JP)
Title: タイミング情報の取得およびレンジングを行うための装置、システムおよび方法
IPC: G01S5/00
Filed: 2003-11-11
Abstract: システムは、第１装置（１）と、１つまたは複数の第２装置（２）とを含む。第１信号（６１）および第２信号（６２）が、第１装置（１）から第２装置（２）へと送信され、第３信号（６３）が、第２装置から第１装置へと送信される。これらの信号（６１，６２，６４）が送信され受信される時刻が、測定され、第１および第２装置の第１および第２ローカルクロックにおける異なるクロック速度の修正を含むタイミング情報の計算に用いられる。
Patent JP-2006511785-A (JP)
IPC: F28D1/04
Filed: 2003-12-16
Abstract: The cooling fin is constituted from a strip (30) comprising a first heat exchange zone (18) intended to cooperate with tubes of a first heat exchanger and a second heat exchange zone (20) cooperating with tubes of a second heat exchanger. The strip has a weakening zone (22) able to allow separation into a first element comprising the first exchange zone and a second element comprising the second exchange zone.  Independent claims are included for a heat exchanger module comprising two heat exchangers and a method of making the two heat exchangers.
Patent JP-2006189548-A (JP)
Title: Electrooptical device, and electronic equipment
Inventor: TAGUCHI SATOSHI
IPC: G02F1/1343
Filed: 2005-01-05
Abstract: <P>PROBLEM TO BE SOLVED: To suppress variation of resistance values by reducing the resistance values of respective wires.  <P>SOLUTION: The electrooptical device D has: a first substrate 10 and a second substrate 20 placed opposite to each other; a liquid crystal 35 disposed in a gap between these substrates; and a plurality of wires 50 formed on the first substrate 10 side surface of the second substrate 20. Each of the wires 50 has: a first wiring portion 51 formed of a conductive material such as chromium in the region of the second substrate 20 overlapping with the first substrate 10; and a second wiring portion 52 formed of a conductive material, with the resistance higher than that of the first wiring portion 51, such as tantalum in the protruding region 20a of the second substrate 20 protruding from the periphery of the first substrate 10. The wire width W1 of a first end portion 521 of the second wiring portion 52 located on the first wiring portion 51 side is larger than the wire width W2 of a second end portion 522 located on the opposite side.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006187970-A (JP)
Title: Polygon scanner motor
Inventor: SAKURAGI KATSUNORI
IPC: B41J2/44
Filed: 2005-01-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an excellent polygon scanner motor free from movement of a polygon mirror and change in balance at an impact in a radial/thrust direction and capable of being applied in a small diameter polygon mirror.  <P>SOLUTION: The polygon scanner motor comprises a mirror holding spring 10 constituted of two belleville springs superposed opposite to each other so as to dispose their outer diameter sections into contact with each other. One of the mirror holding springs is abutted, in the vicinity of its inner diameter section 19, on a corner section 15 of a hitting hole in the polygon mirror 5, and the other mirror holding spring is hooked, in the vicinity of its inner diameter section 18, to a hook section (grip ring 13) formed in a shaft 1. Thereby, the polygon mirror 5 is pressed and fixed to the receiving surface 2c of the flange section 2b of a boss fixed to the shaft 1 to obtain a necessary pressing force in the radial and thrust directions.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006196068-A (JP)
Title: Servo information recording method, magnetic recording medium, and magnetic disk device
Inventor: HAMAGUCHI KATSUHIKO
IPC: G11B21/10
Filed: 2005-01-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a servo pattern the most suitable for a perpendicular magnetic recording system.  <P>SOLUTION: A burst part of the servo pattern is constituted so as to include a burst signal part in which a specific frequency continues and a zero signal part demagnetized to the zero magnetization, wherein the sum of the magnetization quantities of the burst parts is made approximately at zero. The zero signal part is formed by providing the period for turning off a recording current of a head when recording the servo pattern, for the disk initialized to the zero magnetization state in advance. Further, by encoding a mark part and a track code part of the servo pattern by a phase shift system, the total sum of the magnetization quantities of the entire servo pattern is made approximately at zero.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006193784-A (JP)
Title: Apparatus for forming film by aerosol deposition
Inventor: IMANAKA YOSHIHIKO
IPC: C23C24/08
Filed: 2005-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for forming a film by aerosol deposition capable of forming a dense film having high film adhesion and satisfactory crystallinity.  <P>SOLUTION: The apparatus is composed of: an aerosol forming part 20 of converting the particulates of a film forming material into aerosol; a heating part 30 of emitting laser light to the aerosol 29 and heating the particulates 27 forming the aerosol 29; a film forming part 40 of injecting the aerosol 29 toward a substrate 43 and performing film formation; an exhaust system 50 of holding the film forming part 40 to a pressure-reduced atmosphere, and, in the heating part 30, laser light is emitted to particulates forming aerosol, so as to heat the particulates, thus strain induced to the material composing the particulates is reduced. Further, the crystallinity of the particulates is improved by the heating, so as to remove depositions on the surfaces of the particulates. The heated particulates are cooled by adiabatic expansion when being injected by an injection nozzle 42 in the film forming part 40, thus do not give thermal damage to the substrate 43. Examples of heating aerosol by infrared rays, ultraviolet rays, microwaves or the like are further disclosed.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006194766-A (JP)
Title: Initial phase detector
Inventor: KOTANI IKUO
IPC: H02P5/54
Filed: 2005-01-14
Abstract: <P>PROBLEM TO BE SOLVED: To overcome the problem that an incremental encoder can not detect an absolute rotational phase right after power-on, an absolute encoder can not acquire a rotational phase at high resolution and the absolute rotational phase is inaccurate during a high-speed rotation when the incremental encoder and the absolute encoder are used for a rotational phase detector in synchronization and positioning controls of a shaftless web press.  <P>SOLUTION: A hybrid encoder is used and attached to an electric motor. A phase counter is initialized by presetting the absolute rotational phase acquired from an absolute signal to high order of the phase counter right after power-on. After the electric motor is operated, the phase counter accurately updates the absolute rotational phase by the incremental signal from low-speed rotation to high-speed rotation in real time. An initial phase detector is achieved and compares an offset of the rotational phases between the incremental signal and the absolute signal with a check result of an absolute intermediate order phase value at a sinusoidal interval.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006196394-A (JP)
Title: Sealed type battery and method for manufacturing sealed type battery
Inventor: TERADA MINORU
IPC: H01M10/05
Filed: 2005-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sealed type battery which does not allow an electrolyte residue to remain on a weld-bonded surface near a sealing valve, and a method for manufacturing the sealed type battery.  <P>SOLUTION: The sealed type battery makes a sealing valve 1 seal a battery can or an opening 3 formed on a lid 2 for sealing the opening of the battery can. The insertion side of the sealing valve is in a shape of a truncated cone tapering with an angle ϕ relative to the axis, the middle portion is in a shape of a cylinder, and the opposite side to the insertion side is in a shape having a slope like a cone. The opening 3 of a vent plug formed on the lid is in a shape of a circular ring of a thickness 20% or less of a thickness of the lid. As the middle portion of the sealing valve is inserted, the opening 3 of the vent plug formed on the lid is squeezed to turn toward the nearly orthogonal direction to the original position.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006199594-A (JP)
Title: Reaction product between resorcin and methyl ethyl ketone
Inventor: NUNO TATSUMI
IPC: C07D311/60
Filed: 2005-01-18
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a compound useful as an adhesive component between wood and other organic materials, etc.  <P>SOLUTION: The compound useful as an adhesive component is a reaction product of resorcin and methyl ethyl ketone or a reaction product of resorcin, formaldehyde and methyl ethyl ketone, for example, a compound represented by formula (1).  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006200049-A (JP)
Title: Slacks
Inventor: HASEGAWA TAKAO
IPC: A41D1/06
Filed: 2005-01-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide slacks designed so as to be neat and beautiful in appearance.  <P>SOLUTION: The slacks have the following structure: a lining fabric 11 is formed of two members comprising a left-side body part fabric 11<SB>L</SB>and a right-side body part fabric 11<SB>R</SB>each of which comprises a piece of stretchable fabric; the lining fabric 11 has sewn parts only comprising waist-peripheral parts 14g, 15g, fastener-attaching parts 14a, 15a, front-side center lines 14b, 15b beneath the fastener-attaching parts respectively, back-face center lines 14f, 15f and inner-thigh lines 14c, 14e, 15c, 15e, but no darts or fabric-layered parts. Such structure makes the lining fabric 11 have little unevenness so as to be neat in appearance. The lining fabric 11 moderately tightens the wearer's body to enable some slight correction of her (his) body shape.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006202844-A (JP)
Title: Optical amplifier for wavelength multiplexing
Inventor: AKUTSU ITOE
IPC: H04B10/07
Filed: 2005-01-18
Abstract: <P>PROBLEM TO BE SOLVED: To achieve small control of a stable amount of transition response variation to a change in input light intensity following variations in the number of wavelengths, when performing the constant control of the gain of an optical amplifier.  <P>SOLUTION: In the optical amplifier, a change in input light intensity is detected in addition to control by a gain error, and a control parameter is selected according to the detection result and is added to the control, thus achieving high-speed control having improved transition response characteristics. Further, even in the correction of the natural emitted light of output light, the influence of the input light intensity is reflected, thus achieving speedier control having improved transition response characteristics.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006199400-A (JP)
Title: Electronic part moving device
Inventor: ONOZEKI YOSHIHIRO
IPC: B65G49/04
Filed: 2005-01-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electronic part moving device, and an electronic part moving method of simple constitution, capable of carrying an electronic part inside and outside liquid.  <P>SOLUTION: This electronic part moving device 101 is for moving the electronic part 103 inside and outside liquid using a tray 109 provided with an electronic part housing recess 139 for holding the electronic part 103. It is provided with a tray holding member 111 on which the tray 109 is detachably installed, and a moving means 135 to move the tray holding member 111. As the electronic part 103 contained in the electronic part housing recess 139 in the tray 109 is positioned on a liquid surface 147 and close to the liquid surface 147, the liquid surface 147 and a surface of the electronic part 103 crossing the liquid surface 147 form a prescribed inclination angle α.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006206466-A (JP)
Title: Method for producing aromatic unsaturated compound
Inventor: O IKI
IPC: C07C69/734
Filed: 2005-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing an aromatic unsaturated compound expressed by formula (4) (Ar is a (substituted)aromatic group or a (substituted)heteroaromatic group; R is a 1-12C straight or branched chain alkyl or an aralkyl group having a 1-8C alkyl; and Y is an electron attracting group) in improved atom economy on an industrial scale at a low cost from a compound expressed by formula (1) (Ar is same as defined above).  <P>SOLUTION: The aromatic unsaturated compound expressed by formula (4) is produced by reacting a compound expressed by formula (1) with a compound expressed by formula (2) (R and Y are each same as defined above; and Z is a lower alkoxy group) or a compound expressed by formula (3) (R, Y and Z are each same as defined above) in the presence of an acid or a compound generating a mineral acid by hydrolysis.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006211154-A (JP)
Title: Directional antenna control unit
Inventor: HIROI MASAKI
IPC: G01C19/00
Filed: 2005-01-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a directional antenna control unit that can be downsized and confirm a direction wherein a communication opposite party exists in a small number of antenna scanning times.  <P>SOLUTION: The directional antenna control unit includes a gyro 107 for detecting the direction of its own unit; a moving amount sensor 105 for detecting a moving amount of its own unit; and a radio wave strength detecting and evaluating section 104 for discriminating whether or not the strength of a radio wave received from an apparatus being a communication opposite party is a prescribed threshold value or over, and the directional antenna control unit determines a directional direction of a directional antenna 103 on the basis of outputs of the gyro 107, the moving amount sensor 105, and the radio wave strength detecting and evaluating section 104 after carrying out directional scanning for recognizing the direction wherein the apparatus being the communication opposite party exists twice without the need for further scanning of direction.  <P>COPYRIGHT: (C)2006,JPO&NCIPI