JP6771489B2 - 無線通信システムにおける複数個のサブフレーム上の上りリンク承認に基づいてack/nackを指示する方法及びその装置 - Google Patents
無線通信システムにおける複数個のサブフレーム上の上りリンク承認に基づいてack/nackを指示する方法及びその装置 Download PDFInfo
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Classifications
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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
- H04W28/10—Flow control between communication endpoints
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1848—Time-out mechanisms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
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- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1887—Scheduling and prioritising arrangements
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- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0055—Physical resource allocation for ACK/NACK
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0278—Traffic management, e.g. flow control or congestion control using buffer status reports
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- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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Description
Claims (8)
- 無線通信システムにおいて動作する端末(user equipment)に対する方法であって、
基地局から上りリンク承認を受信した時、タイマーを作動させ、前記上りリンク承認は、前記タイマーが作動する間に有効であるステップと、
前記タイマーの作動中に、データが生成された時、前記上りリンク承認上で前記データを送信するステップと、
サブフレームで前記送信されたデータに対する肯定(Acknowledgement;ACK)指示子及び否定(Negative−Acknowledgement;NACK)指示子をモニタするステップと、
前記サブフレームで前記肯定指示子が受信されなかった時、又は否定指示子が受信された時、前記タイマーが作動中であるか否かを判定するステップと、
前記タイマーが作動中であるとの判定に基づいて、前記上りリンク承認上で前記データを再送信するステップと、
前記タイマーが作動中でないとの判定に基づいて、前記上りリンク承認を廃棄し、前記データを維持するステップと、
を含む、方法。 - 前記上りリンク承認が廃棄される時、バッファ状態報告(Buffer status reporting;BSR)をトリガーするステップをさらに含む、請求項1に記載の方法。
- 前記タイマーの値は無線リソース制御(Radio Resource Control;RRC)信号を介して基地局によって設定されたり、あらかじめ設定されたり、又は上りリンクリソースと共に受信される、請求項1に記載の方法。
- 前記タイマー値は、2つ以上の連続するサブフレームである、請求項3に記載の方法。
- 無線通信システムにおいて動作する端末(user equipment)であって、
無線通信(Radio Frequency;RF)モジュールと、
前記無線通信モジュールと相互動作するプロセッサと、
を備え、
前記プロセッサは、
基地局から上りリンク承認を受信した時、タイマーを作動させ、前記上りリンク承認は、前記タイマーが作動する間に有効であり、
前記タイマーの作動中に、データが生成された時、前記上りリンク承認上で前記データを送信し、
サブフレームで前記送信されたデータに対する肯定(Acknowledgement;ACK)指示子及び否定(Negative−Acknowledgement;NACK)指示子をモニタし、
前記サブフレームで前記肯定指示子が受信されなかった時、又は否定指示子が受信された時、前記タイマーが作動中であるか否かを判定し、
前記タイマーが作動中であるとの判定に基づいて、前記上りリンク承認上で前記データを再送信し、
前記タイマーが作動中でないとの判定に基づいて、前記上りリンク承認を廃棄し、前記データを維持する、
端末。 - 前記プロセッサは、さらに、前記上りリンク承認が廃棄される時、バッファ状態報告(Buffer status reporting;BSR)をトリガーする、請求項5に記載の端末。
- 前記タイマーの値は無線リソース制御(Radio Resource Control;RRC)信号を介して基地局によって設定されたり、あらかじめ設定されたり、又は上りリンクリソースと共に受信される、請求項5に記載の端末。
- 前記タイマー値は、2つ以上の連続するサブフレームである、請求項7に記載の端末。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US201562165213P | 2015-05-22 | 2015-05-22 | |
US62/165,213 | 2015-05-22 | ||
US201562172820P | 2015-06-09 | 2015-06-09 | |
US62/172,820 | 2015-06-09 | ||
PCT/KR2016/005240 WO2016190592A1 (en) | 2015-05-22 | 2016-05-18 | Method for performing an ack/nack indication based on the uplink grants over multiple subframes in a wireless communication system and a device therefor |
Publications (2)
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JP2018522436A JP2018522436A (ja) | 2018-08-09 |
JP6771489B2 true JP6771489B2 (ja) | 2020-10-21 |
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JP2017556736A Active JP6771489B2 (ja) | 2015-05-22 | 2016-05-18 | 無線通信システムにおける複数個のサブフレーム上の上りリンク承認に基づいてack/nackを指示する方法及びその装置 |
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US (3) | US20180262945A1 (ja) |
EP (3) | EP3298847B1 (ja) |
JP (1) | JP6771489B2 (ja) |
KR (1) | KR102578443B1 (ja) |
CN (1) | CN107683620B (ja) |
WO (3) | WO2016190591A1 (ja) |
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EP3298848A1 (en) | 2018-03-28 |
EP3298847A1 (en) | 2018-03-28 |
EP3298847A4 (en) | 2019-01-09 |
US10609728B2 (en) | 2020-03-31 |
WO2016190592A1 (en) | 2016-12-01 |
EP3298848A4 (en) | 2019-05-01 |
US10433333B2 (en) | 2019-10-01 |
EP3298822B1 (en) | 2022-03-09 |
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