↓⥺LAN䞉䝉䝹䝷䞊➼ే⏝䛻㛵䛩䜛ືྥㄪᰝ2Ώ㎶◊✲ᐊ㻞㻜㻝㻢ᖺ㻞᭶㻞㻤᪥

┠ḟ
1.

5G
1.
2.
3.
4.

2.

5G䛸䛿
1000ಸ䛾䝺䞊䝖䜢ฟ䛩䛻䛿䝉䝹䛾኱䛝䛥䛻㛵䛧䛶mmWaveBluetooth
1.
2.
3.
4.

3.

Bluetooth䛸䛿Bluetooth䛾䜰䞊䜻䝔䜽䝏䝱䝏䝱䝛䝹䝥䝻䝖䝁䝹䝇䝍䝑䜽

MTC
1.
2.
3.
4.
5.

MTC䛸䛿
MTC䛾≉ᚩ
MTC䛾䝛䝑䝖䝽䞊䜽
MTC䛾䜰䞊䜻䝔䜽䝏䝱
MTC䛾䝃䞊䝡䝇䛸せồ

1.1 5G䛸䛿
• 4G䛿ᡂ⇍䛧䚸↓⥺㏻ಙ㔞䛜ቑຍ䛧䛶䛔䜛⌧ᅾ䚸5G
䜈䛾௨㝆䛜ồ䜑䜙䜜䛶䛔䜛[1]1)䝕䞊䝍䝺䞊䝖a. 䜻䝱䝟䝅䝔䜱䠖
4G䛾1000ಸ
b. 5%䝉䝹䜶䝑䝆䝺䞊䝖䠖᭱ప䛷䜒100Mbps䛴䜎䜚4G䛾100ಸ
a. 䝢䞊䜽䝺䞊䝖䠖
10Gbps

1.1 5G䛸䛿2)㐜ᘏ•
4G䛷䛿䝸䝋䞊䝇䛾๭䜚ᙜ䛶䛺䛹䛻㐜ᘏ䛜15msⓎ⏕•5G䛷䛿䛣䜜䜢1ms䛻ᢚ䛘䜛䛣䛸䛜ᚲせ3)䝕䝞䜲䝇• 5G䛷䛿䜘䜚ຠ⋡ⓗ䛺䝃䞊䝡䝇䜢ᥦ౪䛩䜛䛯䜑䛻䜘䜚ᵝ䚻䛺䝕䝞䜲䝇䛜ᚲせ• M2M[]䜈䛾ᮇᚅ䛻క䛳䛶䚸1䛴䛾䝬䜽䝻䝉䝹䛜䝃䝫䞊䝖䛩䜉䛝䝕䝞䜲䝇䛾ᩘ䜢10000ಶ௨ୗ䛻ᢚ䛘䜛䛣䛸䛜ᚲせ1.1 5G䛸䛿4)䜶䝛䝹䜼䞊
• 4G䛸ኚ䜟䜙䛺䛔䝁䝇䝖䞉䜶䝛䝹䜼䞊䛜ᚲせ• 䝡䝑䝖䝺䞊䝖䛜100ಸ䛻䛺䜛䛸䛔䛖䛣䛸䛿bitẖ䛾䜶䝛䝹䜼䞊䜔䝁䝇䝖䜢100ศ䛾1䛻䛧䛺䛡䜜䜀䛺䜙䛺䛔• 䜶䝛䝹䜼䞊ᾘ㈝䛻䛴䛔䛶䛔䛘䜀䠈mmWavespectrum䛷䛿10-100ಸᾘ㈝䜢ᢚ䛘䜙䜜䜛• 䝇䝰䞊䝹䝉䝹䛿䝬䜽䝻䝉䝹䜘䜚䜒10-100ಸపᾘ㈝5)䝁䝇䝖䛻䛴䛔䛶䛿5G䛿4G䜘䜚䜒㧗䛟䛺䜛• BS䜢ከ䛟ᩜ䛝ワ䜑䜛䝁䝇䝖• ᖏᇦ䛜ቑ䛘䜛䛣䛸䛻䜘䜛䝁䝇䝖• 䝛䝑䝖䝽䞊䜽䛾➃䛸䝁䜰䜢⧅䛠䝞䝑䜽䝩䞊䝹䛾䝁䝇䝖

1.2 1000ಸ䛾䝺䞊䝖䜢ฟ䛩䛻䛿a. 䝉䝹䜢ᐦ㞟䛥䛫䚸䜸䝣䝻䞊䝗䜢ᨵၿ䛩䜛[2]b. ࿘Ἴᩘᖏ䜢ቑ䜔䛩䠊mmWave䜢౑䛖䜘䛖䛻䛩䜛䠊
WiFi䛾࿘Ἴᩘᖏ䛷䛒䜛5GHzᖏ䜢ຠ⋡䜘䛟౑䛘䜛䜘䛖䛻䛩䜛c. MIMO䜢㐍໬䛥䛫䛶࿘Ἴᩘ฼⏝ຠ⋡䜢ୖ䛢䜛䠊

1.3 䝉䝹䛻㛵䛧䛶• 1980ᖺ௦䜒䛸䜒䛸䝉䝹䛾኱䛝䛥䛿ᩘⓒᖹ᪉km• ⌧ᅾ䛿㒔ᕷ㒊䛻䛚䛡䜛ᩘᖹ᪉km䛾኱䛝䛥• 䝉䝹⦰ᑠ䛻䛿ከ䛟䛾฼Ⅼ• ᆅ⌮ⓗ㡿ᇦ䛻䜟䛯䛳䛶࿘Ἴᩘ㈨※䛾෌฼⏝䛸ྛBS䛷䛾䝸䝋䞊䝇䛾➇ྜ䝴䞊䝄䞊ᩘ䜢ῶ䜙䛩䛣䛸䛜ྍ⬟

1.3 䝉䝹䛻㛵䛧䛶[3]• LTE䝛䝑䝖䝽䞊䜽䛿䝢䝁䝉䝹䛺䛹䛾䝛䝇䝖䛥䜜䛯WiFi䛾䜘䛖䛺ᑠ䝜䞊䝗䠄100䝯䞊䝖䝹௨ୗ䠅䜢సᡂ• 䝣䜵䝮䝖䝉䝹䜢୰⥅䝜䞊䝗ཬ䜃ศᩓ䜰䞁䝔䝘䛸䛧䛶సᡂ• 䝢䝁䝉䝹䛿䝛䝑䝖䝽䞊䜽䛾䜸䝨䝺䞊䝍䛜タ⨨• බඹ䛾ሙᡤ䠄䝅䝵䝑䝢䞁䜾䝰䞊䝹䚸ᆅୗ㕲䛾㥐䛺䛹䠅䜎䛯䛿௚䛾ᐦ㞟䛧䛯㒔ᕷ⎔ቃ䛻タ⨨• 䝣䜵䝮䝖䝉䝹䛿ಶ䚻ே䛷タ⨨ྍ⬟• ᐙᗞ䜔䜸䝣䜱䝇䛸䛔䛳䛯⎔ቃ䛻タ⨨ྍ⬟

1.4 mmWave• ࿘Ἴᩘᖏᇦ䛜30GHz䛛䜙300GHz䜋䛹䛾㟁Ἴ䛾䛣䛸• Ἴ㛗䛜䛚䛚䜘䛭10mm䠄30GHz䠅䛛䜙1mm䠄300GHz䠅⛬ᗘ䛷䛒䜛䛣䛸䛛䜙䝭䝸Ἴ䛸࿧⛠• ᦠᖏ㟁ヰ䛺䛹䛷㏻ಙ䛻⏝䛔䜙䜜䛶䛔䜛࿘Ἴᩘ䛿䚸
䛚䜘䛭1.7GHz䛛䜙2GHz⛬ᗘ䛷䛒䜛䛜䝭䝸Ἴ䛿䛭䛾ᩘ༑ಸ䛛䜙ᩘⓒಸ䛾࿘Ἴᩘ䜢ᡤᣢ• ⌧ᅾ䛾↓⥺LANつ᱁䛷⏝䛔䜙䜜䛶䛔䜛ᖏᇦ䛺䛹䜘䜚䜒䛿䜛䛛䛻ᗈ䛔ᖏᇦ䜢౑⏝䛩䜛䛣䛸䛜ྍ⬟• ▷㊥㞳㏻ಙ䛷䛒䜜䜀1Gbps䜢㉸䛘䜛䜘䛖䛺㉸㧗㏿䛾↓⥺㏻ಙ䛜ྍ⬟

2.1 Bluetooth䛸䛿[4]• ᦠᖏ᝟ሗᶵჾ䛺䛹䛷ᩘm⛬ᗘ䛾ᶵჾ㛫᥋⥆䛻౑䜟䜜䜛▷㊥㞳↓⥺㏻ಙᢏ⾡䛾୍䛴• 䝟䝋䝁䞁䜔ᦠᖏ㟁ヰ䚸࿘㎶ᶵჾ䛺䛹䜢䜿䞊䝤䝹䜢౑䜟䛪䛻䚸䝽䜲䝲䝺䝇䛷᥋⥆䛧䚸ᶵჾ㛫䛷㡢ኌ䜔䝕䞊䝍䜢䜔䜚䛸䜚䛩䜛䛣䛸䛜ྍ⬟• 30൨ಶ䛾Bluetooth䝕䝞䜲䝇䛜ᬑཬ䛩䜛䛸ண 䛥䜜䛶䛔䜛2.1 Bluetooth䛸䛿• Bluetooth䛿IoT䜔M2M[5]䜔D2D[6][7]䛸䛔䛳䛯㏆㊥㞳↓⥺ᕷሙ䜰䝥䝸䜿䞊䝅䝵䞁䛾ᣑ኱䛻ດ䜑䛶䛔䜛• ⌧ᅾ䛷䛿䠈䛭䜜䛿䜽䝺䝑䝆䝑䝖䜹䞊䝗䝸䞊䝎䞊䛸䛔䛳䛯
M2M䛾䜰䝥䝸䜿䞊䝅䝵䞁䛸䛧䛶౑⏝• Bluetooth䜢M2M䜔IoT䛾䜰䝥䝸䜿䞊䝅䝵䞁䛻㐺ᛂ䛥䛫䜛䛯䜑䛻䛿䝞䝑䝔䝸㥑ື䛷౑⏝䛩䜛䛣䛸䛜䛷䛝䜛䜘䛖䛻㟁ຊᾘ㈝䜢ῶ䜙䛩䛣䛸䛜୙ྍḞ• Bluetoth Special Interest Group(SIG) 䛿Buletooth4.0䛸䛭䜜䜢ᨵⰋ䛧䛯4.1䛻䛚䛔䛶ప㟁ຊBletooth䜢⤂௓䛧䛶䛔䜛

2.2 Bluetooth䛾䜰䞊䜻䝔䜽䝏䝱[4]䜘䜚ᢤ⢋• ᳨ฟ䛚䜘䜃ไᚚ䛾䛯䜑䛾⎔ቃ• 䝯䝑䝅䝳䝛䝑䝖䝽䞊䜽䛸㐃ᦠ䛧䛶ືస[4] KUOR-HSIN CHANG and CHANG CONSULTING, “BLUETOOTH: A VIABLE SOLUTION FORIOT?,” IEEE Communications Surveys & Tutorials, pp.61-76, Dec. 2014.

2.3 䝏䝱䝛䝹• advertising channel• 䝕䝞䜲䝇䛾᳨ฟ䛸ึᮇ㏻ಙ䜢☜❧ಁ㐍• 2䛴䛾䝕䝞䜲䝇㛫䛾䝟䝷䝯䞊䝍䛾஺᥮䛻౑䜟䜜䜛䠊• data channel• 䝁䝛䜽䝅䝵䞁᥋⥆ᚋ䠈䛣䛾䝏䝱䝛䝹䜢㏻䛧䛶䝕䞊䝍䛜㏦ಙ

[4]䜘䜚ᢤ⢋[4] KUOR-HSIN CHANG and CHANG CONSULTING, “BLUETOOTH: A VIABLE SOLUTION FORIOT?,” IEEE Communications Surveys & Tutorials, pp.61-76, Dec. 2014.

2.4 䝥䝻䝖䝁䝹䝇䝍䝑䜽• 䝥䝻䝖䝁䝹䝇䝍䝑䜽䛿IPᒙ䜢ಁ㐍䛩䜛䛯䜑䛻㝵ᒙ໬䛥䜜䛶䛚䜚䠈㟁ຊᾘ㈝䜢㍍ῶ

[4]䜘䜚ᢤ⢋[4] KUOR-HSIN CHANG and CHANG CONSULTING, “BLUETOOTH: A VIABLE SOLUTION FORIOT?,” IEEE Communications Surveys & Tutorials, pp.61-76, Dec. 2014.

3.1 MTC䛸䛿[8]• 䝕䝞䜲䝇㛫䛾⮬ືⓗ䛺㏻ಙ䜔䝕䞊䝍㏦ಙ䜲䞁䝣䝷䛾ᇶ♏
• 䝕䞊䝍㏻ಙ䛿MTC䝕䝞䜲䝇-䝃䞊䝞㛫䜒䛧䛟䛿┤᥋䝕䝞䜲䝇㛫䛷⾜䜟䜜䜛• 䝭䝑䝅䝵䞁䞉䜽䝸䝔䜱䜹䝹䛺䝃䞊䝡䝇䛛䜙⊂❧䝕䝞䜲䝇䛾኱つᶍ䛺Ⓨ㐩䛸䛔䛳䛯ᗈ䛔ศ㔝䛷䛾䜰䝥䝸䜿䞊䝅䝵䞁䜢ྍ⬟䛻䛩䜛

3.2 MTC䛾≉ᚩ• MTC䛷䛿ୖ䜚䝸䞁䜽䛻䛚䛔䛶䜘䜚䝖䝷䝠䝑䜽䜢ㄢ䛩• MTC䝕䝞䜲䝇䛛䜙㞟䜑䜙䜜䜛ᑡ㔞䛾䝕䞊䝍• ㏆ᖺ䜎䛷䛾䝉䝹䝷䞊䛷䛿human-to-human(H2H)䛻䜘䛳䛶䝖䝷䝠䝑䜽䜢ᥦ౪• ୗ䜚䝸䞁䜽䛻䛚䛔䛶㧗䛔せồ䛾䝕䞊䝍䛾䝞䞊䝇䝖䛜㉳䛣䜛• MTC䝕䝞䜲䝇䛷䛿୍⯡ⓗ䛻┬㟁ຊ䛺䛹䛻䜘䜚䝁䝇䝖䜢ᢚไ• 䝉䝹䝷䞊䛻䛚䛡䜛MTC䛾᪂䛯䛺ᢏ⾡䛾ᣮᡓ䛻ྲྀ䜚⤌䜐䛣䛸䛜ྍ⬟䛻
• MTC䛾㛤Ⓨ䛿3GPP䛛䜙ጞ䜎䜚䠈5G䛷䜒⪃䛘䜙䜜䛶䛔䜛• 3GPP䛷䛿᪤䛻MTC䛾୍⯡ⓗ䛺せồ䜢ヲ⣽໬• 䝛䝑䝖䝽䞊䜽䜔䝕䝞䜲䝇䛾ಟṇ䛿LTE䛻䛚䛔䛶⪃៖

3.3 MTC䝛䝑䝖䝽䞊䜽• MTC䝕䝞䜲䝇㛫䛾㏻ಙ䛿␗䛺䜛䝛䝑䝖䝽䞊䜽ᢏ⾡䜢㏻䛧䛶᧯స• 䜰䝗䝩䝑䜽䝛䝑䝖䝽䞊䜽䜔䝉䞁䝃䞊䜔䝯䝑䝅䝳䝛䝑䝖䝽䞊䜽䛸䛔䛳䛯䝬䝹䝏䝩䝑䝥䝛䝑䝖䝽䞊䜽• IoT䜢ᙧᡂ䝛䝑䝖䝽䞊䜽ᢏ⾡䛾౛䛸䛧䛶…

• IEEE802.11ah䛿WiFi䝛䝑䝖䝽䞊䜽䛻䛚䛡䜛ᗈ䛔䜹䝞䝺䝑䝆䛾ప㟁ຊ㏦ಙ䜢ᐇ⌧䛩䜛ᢏ⾡
• MTC䛾ά㌍䛾ᖜ䜢ไ㝈䛧䛶䛧䜎䛖ᜍ䜜䛜䛒䜛䚹• ຠ⋡ⓗ䛺䝞䝑䜽䝩䞊䝹䛜䛺䛔• チྍ䛥䜜䛶䛔䛺䛔࿘Ἴᩘᖏ䜢⏝䛔䜛䛣䛸䛻䜘䜛㏻ಙ䛾㠀ಙ㢗ᛶ• 㧗䛔ಙ㢗ᛶ䜢せồ䛩䜛䜰䝥䝸䜿䞊䝅䝵䞁䜢䝃䝫䞊䝖䛩䜛ᣮᡓ• LTE䛜MTC䛾ゎỴ⟇䛸䛧䛶⪃䛘䜙䜜䛶䛔䜛• ᗈ⠊ᅖ䛾䜹䝞䝺䝑䝆䜔䝰䝡䝸䝔䜱䛾䝃䝫䞊䝖䜢ᥦ౪• 䝁䞁䝖䝻䞊䝹䛥䜜⤫ไ䛾䛒䜛䜲䞁䝍䞊䝣䜵䞊䝇• ㏻ಙ䛾ಙ㢗ᛶ

3.4 MTC䛾䜰䞊䜻䝔䜽䝏䝱• 4G䛷ྲྀ䜚ධ䜜䜙䜜䛶䛔䜛䠈5G䛻ྥ䛡䛯඾ᆺⓗ䛺䜰䞊䜻䝔䜽䝏䝱• MTCG(MTCgateways)䛿䝉䝹䝷䞊䛸䜻䝱䝢䝷䝸䞊䝛䝑䝖䝽䞊䜽㛫䛾䝕䞊䝍஺᥮䜢⾜䛖• 4G䛷䛿MTCG䜢௓䛧䠈
5G䛷䛿┤᥋㏻ಙ
[8]䜘䜚ᢤ⢋[8] Hamidreza Shariatmadari, Rapeepat Ratasuk, Sassan Iraji, Andrés Laya, Tarik Taleb, Riku Jäntti, andAmitava Ghosh, “MACHINE-TYPE COMMUNICATIONS: CURRENT STATUS AND FUTURE PERSPECTIVESTOWARD 5G SYSTEMS,” IEEE Communications Magazine, pp.10-17, Sep. 2015.

3.5 MTC䛾䝃䞊䝡䝇䛸せồ• MTC䛾䝃䞊䝡䝇䛿5䛴䛻ศ㢮[8]䜘䜚ᢤ⢋[8] Hamidreza Shariatmadari, Rapeepat Ratasuk, Sassan Iraji, Andrés Laya, Tarik Taleb, Riku Jäntti, andAmitava Ghosh, “MACHINE-TYPE COMMUNICATIONS: CURRENT STATUS AND FUTURE PERSPECTIVESTOWARD 5G SYSTEMS,” IEEE Communications Magazine, pp.10-17, Sep. 2015.

3.5 MTC䛾䝃䞊䝡䝇䛸せồ• Meteing䛥䜎䛦䜎䛺 ᐃせ⣲䛾⮬ື཰㞟㞟䜑䜙䜜䛯᝟ሗ䛿䜸䞁䝷䜲䞁䝅䝇䝔䝮䛾⤌⧊໬䛺䛹䛻౑⏝• control and monitoring service• 䝅䝇䝔䝮䛾ไᚚ䜔䝰䝙䝍䝸䞁䜾• ప㐜ᘏ䛾䝸䜰䝹䝍䜲䝮䛺㏻ಙ䛜ᚲせ• tracking• Ⰴ㝲䛾⟶⌮䚸㈨⏘䛾㓄⨨䚸⿦⨨䛾┐㞴䜢㜵䛠䛸䛔䛳䛯ᙺ๭• 䜘䜚኱䛝䛺䝇䜿䞊䝹䛾䝁䝛䜽䝔䜱䝤䛜ᚲせ• payment• ⮬ື㈍኎ᶵ䛺䛹䛾㈍኎ᶵ
• 㧗䛔䝉䜻䝳䝸䝔䜱䛜ᚲせ• Security and public safety• 䝩䞊䝮䝉䜻䝳䝸䝔䜱• 䝕䞊䝍䝉䜻䝳䝸䝔䜱䛾㧗䛔䝺䝧䝹䜔ప㐜ᘏ䛾ಙ㢗ᛶ䛾㧗䛔㏻ಙ䛜ᚲせཧ⪃ᩥ⊩[1] J. G. Andrews, S. BuZZi, W. Choi, S. V. Hanly, A. Lozano, A. C. K. Soong and J. C. Zhang,“What Will 5GBe?,”IEEE Journal on Selected Areas in Communications, pp.1065-1082, June. 2014.
[2] Lin Gao, Iosifidis, G. Jianwei Huang, Tassiulas and L. Duozhe Li, “Bargaining-Based Mobile DataOffloading,” IEEE Journal on Selected Areas in Communications, pp.1114-1125, June. 2014.
[3] Galinina, O. Pyattaev, A. Andreev, S. Dohler and M. Koucheryavy, “5G Multi-RAT LTE-WiFi UltraDense Small Cells:Performance Dynamics, Architecture, and Trends,” IEEE Journal on Selected Areas inCommunications, pp.1224-1240, June. 2015.
[4] KUOR-HSIN CHANG and CHANG CONSULTING, “BLUETOOTH: A VIABLE SOLUTION FOR IOT?,” IEEECommunications Surveys & Tutorials, pp.61-76, Dec. 2014.
[5] Jaewoo Kim, Jaiyong Lee, Jaeho Kim and Jaeseok Yun, “M2M Service Platforms: Survey, Issues, andEnabling Technologies,” IEEE Wireless Communications, pp.6-7, Oct. 2013.
[6] Yue Wu, Wuling Liu, Siyi Wang, Weisi Guo and Xiaoli Chu, “Network Coding in Device-to-device(D2D) Communications Underlaying Cellular Networks,” IEEE International Conference on ICC,
pp.2072-2077, June. 2015.
[7] Daquan Feng, Lu Lu, Yi Yuan-Wu, Geoffrey Ye Li, Gang Feng, and Shaoqian Li, “Device-to-Device
Communications Underlaying Cellular Networks,” IEEE TRANSACTIONS ON COMMUNICATIONS,pp.3541-3550, Aug. 2013.
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