JP6040156B2 - 無線通信システムにおいて端末機内に複数個の異種通信モジュールがある場合、時分割方式で干渉を回避する方法及び装置 - Google Patents
無線通信システムにおいて端末機内に複数個の異種通信モジュールがある場合、時分割方式で干渉を回避する方法及び装置 Download PDFInfo
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- 238000004891 communication Methods 0.000 title claims description 98
- 238000000034 method Methods 0.000 title claims description 42
- 230000005540 biological transmission Effects 0.000 claims description 43
- 230000000694 effects Effects 0.000 claims description 29
- 230000004044 response Effects 0.000 claims description 20
- 230000004913 activation Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 5
- 230000002452 interceptive effect Effects 0.000 description 18
- 238000005516 engineering process Methods 0.000 description 14
- 230000010267 cellular communication Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000001413 cellular effect Effects 0.000 description 6
- 238000010295 mobile communication Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000013468 resource allocation Methods 0.000 description 3
- 230000011664 signaling Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1215—Wireless traffic scheduling for collaboration of different radio technologies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/04—Error control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
- H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
Description
- onDurationTimer(longDRXサイクルの場合、サーブフレーム番号が [(SFN * 10) + subframe number] modulo(longDRX-Cycle) = drxStartOffsetになる時点で始まり)、又は
-drx-InactivityTimer(下向き/上向きリンク新規データ資源割当が起きる場合に始まり)、又は
-drx-RetransmissionTimer(HARQ再送信が必要で当該のHARQプロセスの再送信が必要な場合に始まり)、又は
- mac-ContentionResolutionTimer(Random Access動作でMsg3が送信された以後に始まり;Msg4を受けるべき時点まで動作)
が回っている時や、
スケジューリング要請(Scheduling Request)を送信して追加動作を待つ状況や、
上向きリンクへのHARQ再送信が発生することができる状況や、
ランダムアクセス応答(Random Access Response)を受信した後 PDCCHを受信することができなかった状況を示す。
- HARQ再送信(複合自動再送信)
- SRS(サウンディングレファレンスシンボル、 Sounding Reference Symbols:端末のチャンネル推定のために基地局で基準信号を送信すること、 以下、「SRS」)
- SPS(半永久的スケジューリング、Semi-persistent scheduling:固定された領域に上向きリンクでデータ送信する方式、以下「SPS」と称する) データ
503 多重化及び逆多重化装置
505 上位階層装置
507 制御メッセージ処理部
509 制御部
511 感知/判断部
513 干渉通信装置(interfering CT装置)
610 送受信部
620 貯蔵部
630 制御部
631 干渉制御部
Claims (13)
- 無線通信システムにおいて第1通信モジュールと第2通信モジュールを備える端末の干渉回避方法であって、
前記第2通信モジュール駆動によって前記第1通信モジュールの通信に対する干渉が発生したことを感知する感知段階;
前記干渉を制御するための干渉発生情報メッセージを生成して基地局に送信する送信段階;及び
前記基地局から送信される干渉発生情報応答メッセージに含まれた制御命令に従ってハンドオーバー又は不連続受信(Discontinuous Reception)動作を遂行する干渉制御段階を含み、
前記干渉発生情報メッセージは、前記ハンドオーバー又は前記不連続受信動作を選択するために前記基地局によって使用され、
前記干渉制御段階は、
前記制御命令が不連続受信動作の場合、上向きリンク活動指示子を設定するか否かを確認する段階;及び
前記上向きリンク活動指示子の設定時、前記不連続受信動作の活性化区間だけで上向きリンク送信を遂行するように制御する段階をさらに含む
ことを特徴とする端末の干渉回避方法。 - 前記干渉制御段階は、
前記活性化区間以外の区間では専用スケジューリング要請(dedicated scheduling request)、複合自動再送信(Hybrid Automatic Repeat request、HARQ)、サウンディングレファレンスシンボル(Sounding Reference Symbols)、半永久的スケジューリング(Semi-persistent scheduling)に対するデータを送信しない
ことを特徴とする、請求項1に記載の端末の干渉回避方法。 - 前記干渉制御段階は、
前記端末のランダムアクセス(Random Access)手続きが開始された場合、前記ランダムアクセス手続き遂行のためのメッセージ受信は許容する
ことを特徴とする、請求項1に記載の端末の干渉回避方法。 - 前記干渉発生情報メッセージは、
干渉の影響を受ける周波数情報、干渉の影響を受ける中心周波数の情報、ISM(Industrial、Scientific and Medical)帯域情報、前記第2通信モジュールの予想活動パターンの中で少なくとも1つの情報を含む
ことを特徴とする、請求項1に記載の端末の干渉回避方法。 - 前記干渉発生情報メッセージは、
無線資源制御(Radio Resource Control、RRC)階層を通じて送信される
ことを特徴とする、請求項1に記載の端末の干渉回避方法。 - 前記干渉発生情報メッセージは、
前記第2通信モジュールが前記第1通信モジュールに発生させた干渉が感知されたり又は予測される場合、前記基地局に送信される
ことを特徴とする、請求項1に記載の端末の干渉回避方法。 - 無線通信システムにおいて第1通信モジュールと第2通信モジュールの間に発生する干渉を回避するように制御する装置であって、
基地局と信号を送受信する前記第1通信モジュールの送受信機;
前記第2通信モジュールの駆動要請を感知し、前記第2通信モジュール駆動の前記第1通信モジュールの通信に対して干渉するか否かを判断して出力する干渉通信感知判断部;及び
前記干渉を制御するための干渉発生情報メッセージを生成して基地局に送信し、前記基地局から送信される干渉発生情報応答メッセージに含まれた制御命令に従ってハンドオーバー又は不連続受信(Discontinuous Reception)動作を遂行するように制御する制御部を含み、
前記干渉発生情報メッセージは、前記ハンドオーバー又は前記不連続受信動作を選択するために前記基地局によって使用され、
前記制御部は、
前記制御命令が不連続受信動作の場合、上向きリンク活動指示子を設定するか否かを確認し、前記上向きリンク活動指示子の設定時、前記不連続受信動作の活性化区間だけで上向きリンク送信を遂行するように制御する
ことを特徴とする干渉制御装置。 - 前記制御部は、
前記活性化区間以外の区間では専用スケジューリング要請(dedicated scheduling request)、複合自動再送信(Hybrid Automatic Repeat request、HARQ)、サウンディングレファレンスシンボル(Sounding Reference Symbols)、半永久的スケジューリング(Semi-persistent scheduling)に対するデータを送信しない
ことを特徴とする、請求項7に記載の干渉制御装置。 - 前記制御部は、
ランダムアクセス(Random Access)手続きが開始された場合、前記ランダムアクセス手続き遂行のためのメッセージ受信は許容する
ことを特徴とする、請求項7に記載の干渉制御装置。 - 前記干渉発生情報メッセージは、
干渉の影響を受ける周波数情報、干渉の影響を受ける中心周波数の情報、ISM(Industrial、Scientific and Medical)帯域情報、前記第2通信モジュールの予想活動パターンの中で少なくとも1つの情報を含む
ことを特徴とする、請求項7に記載の干渉制御装置。 - 前記干渉発生情報メッセージは、
無線資源制御(Radio Resource Control、RRC)階層を通じて送信される
ことを特徴とする、請求項7に記載の干渉制御装置。 - 前記干渉発生情報メッセージは、
前記第2通信モジュールが前記第1通信モジュールに発生させた干渉が感知されたり又は予測される場合、前記基地局に送信される
ことを特徴とする、請求項7に記載の干渉制御装置。 - 前記制御部は、
前記第2通信モジュールから前記送受信機を通じて受信した上記干渉を感知し、前記干渉通信感知判断部に通知するように制御する
ことを特徴とする、請求項7に干渉制御装置。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US39174310P | 2010-10-11 | 2010-10-11 | |
US61/391,743 | 2010-10-11 | ||
KR1020110097469A KR101928448B1 (ko) | 2010-10-11 | 2011-09-27 | 무선 통신 시스템에서 단말기 내에 복수 개의 이종 통신 모듈이 있을 경우, 시분할 방식으로 간섭을 회피하는 방법 및 장치 |
KR10-2011-0097469 | 2011-09-27 | ||
PCT/KR2011/007511 WO2012050336A1 (en) | 2010-10-11 | 2011-10-11 | In-device interference avoidance method and apparatus for terminal equipped with multiple communication |
Publications (3)
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JP2013546236A JP2013546236A (ja) | 2013-12-26 |
JP2013546236A5 JP2013546236A5 (ja) | 2016-01-21 |
JP6040156B2 true JP6040156B2 (ja) | 2016-12-07 |
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US (1) | US9974092B2 (ja) |
EP (1) | EP2628258B1 (ja) |
JP (1) | JP6040156B2 (ja) |
KR (1) | KR101928448B1 (ja) |
CN (1) | CN103155448A (ja) |
WO (1) | WO2012050336A1 (ja) |
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CN103155448A (zh) | 2013-06-12 |
JP2013546236A (ja) | 2013-12-26 |
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US9974092B2 (en) | 2018-05-15 |
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