JP2011520376A - 無線通信システムにおけるアップリンク送信のための装置及び方法 - Google Patents
無線通信システムにおけるアップリンク送信のための装置及び方法 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0078—Timing of allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
- H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
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- H—ELECTRICITY
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Abstract
【解決手段】前記方法は、MAC(Medium Access Control)階層で前記端末がアップリンク時間同期をどれくらい長い間維持するかを制御するのに使われる時間同期タイマーの満了を検出し、前記時間同期タイマーの満了が検出される時、前記MAC階層からRRC(Radio Resource Control)階層にPUCCH(Physical Uplink Control Channel)リソースの解除を通知し、及び前記RRC階層で前記PUCCHリソースの部分を維持することを含む。
【選択図】図7
Description
Claims (11)
- 無線通信システムにおける端末のアップリンク送信のための方法において、
MAC(Medium Access Control)階層で前記端末がアップリンク時間同期をどれくらい長い間維持するかを制御するのに使われる時間同期タイマーの満了を検出し、
前記時間同期タイマーの満了が検出される時、前記MAC階層からRRC(Radio Resource Control)階層にPUCCH(Physical Uplink Control Channel)リソースの解除を通知し、及び
前記RRC階層で前記PUCCHリソースの部分を維持することを含む方法。 - 前記時間同期タイマーを再開始するためのランダムアクセスを実行することをさらに含む請求項1に記載の方法。
- 前記時間同期タイマーを再開始した後、前記PUCCHリソースの部分を再使用することをさらに含む請求項2に記載の方法。
- 前記PUCCHリソースの部分は、前記時間同期タイマーを再開始した後、ACK/NACK(Acknowledgement/Negative−acknowledgement)信号の送信に使われるものである請求項2に記載の方法。
- 無線通信システムにおける端末のアップリンク送信のための方法において、
前記端末がアップリンク時間同期をどれくらい長い間維持するかを制御するのに使われる時間同期タイマーを開始し、
前記時間同期タイマーが満了される時、PUCCHリソースの部分を維持し、
前記時間同期タイマーを再開始するために前記端末と基地局との間にランダムアクセスを実行し、及び
前記基地局から前記ランダムアクセスの競合解決を決定するのに使われるメッセージを受信することを含む方法。 - 前記PUCCHリソースの部分を介してACK/NACK信号を送信することをさらに含む請求項5に記載の方法。
- 前記ランダムアクセスを実行することは、
前記時間同期タイマーが満了された後、前記基地局にランダムアクセスプリアンブルを送信し、及び
前記ランダムアクセスプリアンブルに対するランダムアクセス応答の受信として前記時間同期タイマーを再開始することを含み、
前記ランダムアクセス応答は、前記時間同期タイマーの再開始に適用される時間同期値を含む請求項5に記載の方法。 - 前記ランダムアクセス応答は、アップリンクグラント、前記送信されたランダムアクセスプリアンブルに対応するランダムアクセスプリアンブル識別子及び臨時C−RNTI(Cell−Radio Network Temporary Identity)をさらに含む請求項7に記載の方法。
- 前記ランダムアクセスを実行することは、
前記基地局に前記アップリンクグラントを介して前記臨時C−RNTIにより指示されるスケジューリングされたメッセージを送信することをさらに含む請求項8に記載の方法。 - 前記端末が一定時間内に前記時間同期値を含む前記ランダムアクセス応答を受信することができない場合、前記PUCCHリソースの部分が解除される請求項6に記載の方法。
- RF(radio frequency)部;及び
前記RF部と連結されるプロセッサーを含み、前記プロセッサーは、
MAC(Medium Access Control)階層で端末がアップリンク時間同期をどれくらい長い間維持するかを制御するのに使われる時間同期タイマーの満了を検出し、
前記時間同期タイマーの満了が検出される時、前記MAC階層からRRC(Radio Resource Control)階層にPUCCH(Physical Uplink Control Channel)リソースの解除を通知し、及び
前記RRC階層で前記PUCCHリソースの部分を維持することを特徴とする端末。
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KR10-2008-0066853 | 2008-07-10 | ||
PCT/KR2009/002304 WO2009136706A2 (en) | 2008-05-06 | 2009-04-30 | Apparatus and method for uplink transmission in wireless communication system |
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CN (1) | CN102057740B (ja) |
WO (1) | WO2009136706A2 (ja) |
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US9277537B2 (en) | 2011-01-07 | 2016-03-01 | Fujitsu Limited | Method for triggering aperiodic sounding reference symbol, base station and user equipment |
US9787449B2 (en) | 2011-01-07 | 2017-10-10 | Fujitsu Limited | Method for triggering aperiodic sounding reference symbol, base station and user equipment |
JP2014531847A (ja) * | 2011-09-30 | 2014-11-27 | アルカテル−ルーセント | タイミング・アドバンス・グループおよび/または時間調整タイマーの値を構成する方法 |
US10764854B2 (en) | 2011-09-30 | 2020-09-01 | Tao Yang | Method of configuring timing advance group and/or value of time alignment timer |
US9258778B2 (en) | 2013-08-16 | 2016-02-09 | Fujitsu Limited | Radio base station and power control method |
JP2018523415A (ja) * | 2015-08-12 | 2018-08-16 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | アップリンク情報送信方法及び装置 |
US10575288B2 (en) | 2015-08-12 | 2020-02-25 | Huawei Technologies Co., Ltd. | Uplink information sending method and apparatus |
JP2019515521A (ja) * | 2016-04-29 | 2019-06-06 | グァンドン オッポ モバイル テレコミュニケーションズ コーポレーション リミテッドGuangdong Oppo Mobile Telecommunications Corp., Ltd. | 共通リソースを用いてデータの伝送を行う方法及び装置 |
US10681705B2 (en) | 2016-04-29 | 2020-06-09 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Common resource-based data transmission method and device |
US11252735B2 (en) | 2016-04-29 | 2022-02-15 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Common resource-based data transmission method and device |
Also Published As
Publication number | Publication date |
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JP5426663B2 (ja) | 2014-02-26 |
KR101468742B1 (ko) | 2014-12-04 |
US20090279495A1 (en) | 2009-11-12 |
CN102057740B (zh) | 2014-08-13 |
US8274936B2 (en) | 2012-09-25 |
EP2274948A2 (en) | 2011-01-19 |
EP2274948A4 (en) | 2014-07-16 |
WO2009136706A2 (en) | 2009-11-12 |
KR20090116590A (ko) | 2009-11-11 |
CN102057740A (zh) | 2011-05-11 |
WO2009136706A3 (en) | 2010-02-11 |
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