JP2011517168A - 無線通信システムにおけるharq実行方法 - Google Patents
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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
- H04L5/0091—Signaling for the administration of the divided path
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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
- H04L1/1607—Details of the supervisory signal
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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
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
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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
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1887—Scheduling and prioritising arrangements
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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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
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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
- H04L5/0058—Allocation criteria
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
Abstract
【解決手段】前記方法は、第1のサブフレームでダウンリンク割当を受信し、前記ダウンリンク割り当ては、論理的にインデックスが付けられたリソース単位であるCCE(control channel element)に基づいて送信され、前記第1のサブフレームでダウンリンク共有チャネル上にダウンリンクデータを受信し、前記ダウンリンク共有チャネルは、前記ダウンリンク割り当てによって割り当てられ、前記ダウンリンクデータの成功的または非成功的受信を示すACK/NACK信号を生成し、及び第2のサブフレームで副集合のアップリンクリソースを利用して前記ACK/NACK信号または代表ACK/NACK信号を送信することを含む。
【選択図】図8
Description
Claims (13)
- 端末により実行される無線通信システムにおけるHARQ(hybrid automatic repeat request)を実行する方法において、
第1のサブフレームでダウンリンク割当を受信し、前記ダウンリンク割り当ては、論理的にインデックスが付けられたリソース単位(resource unit)であるCCE(control channel element)に基づいて送信され、
前記第1のサブフレームでダウンリンク共有チャネル(downlink shared channel)上にダウンリンクデータを受信し、前記ダウンリンク共有チャネルは、前記ダウンリンク割り当てによって割り当てられ、
前記ダウンリンクデータの成功的または非成功的受信を示すACK/NACK信号を生成し、及び
第2のサブフレームで副集合(subset)のアップリンクリソースを利用して前記ACK/NACK信号または代表ACK/NACK信号を送信することを含み、前記副集合は、前記第1のサブフレームにマッピングされ、前記アップリンクリソースのうち一つは、前記第1のサブフレーム内の複数のCCEにマッピングされる方法。 - 前記第2のサブフレームは、前記ACK/NACK信号送信のために前記第1のサブフレームとリンクされる請求項1に記載の方法。
- 前記第1のサブフレームは、TDD(time division duplex)システムで複数のダウンリンクサブフレームである請求項1に記載の方法。
- 前記第2のサブフレームは、TDDシステムで一つのアップリンクサブフレームである請求項1に記載の方法。
- 副集合の個数は、第1のサブフレームの個数により決定される請求項1に記載の方法。
- 前記第1のサブフレーム内の複数のCCEの個数は、前記副集合内のアップリンクリソースの個数より多い請求項1に記載の方法。
- 前記複数のCCEは、同じインデックスを有する請求項1に記載の方法。
- 前記ACK/NACK信号は、アップリンク制御チャネル上に送信される請求項1に記載の方法。
- 前記アップリンク制御チャネルは、PUCCH(physical uplink control channel)である請求項8に記載の方法。
- 前記ダウンリンク共有チャネルは、PDSCH(physical downlink shared channel)である請求項1に記載の方法。
- 端末により実行される無線通信システムにおけるACK/NACK信号を送信する方法において、
第1のサブフレームでダウンリンク割り当てによってダウンリンクデータ受信し、前記ダウンリンク割り当ては、論理的リソース単位(resource unit)であるCCEに送信され、
前記ダウンリンクデータの成功的または非成功的受信を示すACK/NACK信号を生成し、及び
第2のサブフレームでアップリンクリソースを利用して前記ACK/NACK信号を送信することを含み、前記第2のサブフレームは、HARQ動作のために第1のサブフレームとリンクされ、前記アップリンクリソースは、前記第1のサブフレーム内の複数のCCEにマッピングされる方法。 - 前記第2のサブフレームでアップリンクリソースを複数の副集合に分けることをさらに含み、前記アップリンクリソースは、前記複数の副集合のうち一つに属し、前記一つの副集合は、前記第1のサブフレームにマッピングされる請求項11に記載の方法。
- 前記第1のサブフレームは、複数のダウンリンクサブフレームであり、副集合の個数は、複数のダウンリンクサブフレームの個数と同じである請求項11に記載の方法。
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US3698708P | 2008-03-16 | 2008-03-16 | |
US61/036,987 | 2008-03-16 | ||
US4013208P | 2008-03-27 | 2008-03-27 | |
US61/040,132 | 2008-03-27 | ||
PCT/KR2009/001270 WO2009116754A2 (en) | 2008-03-16 | 2009-03-13 | Method of performing hybrid automatic repeat request (harq) in wireless communication system |
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JP2011517168A true JP2011517168A (ja) | 2011-05-26 |
JP5721443B2 JP5721443B2 (ja) | 2015-05-20 |
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US (2) | US7957329B2 (ja) |
EP (1) | EP2248294B1 (ja) |
JP (1) | JP5721443B2 (ja) |
CN (2) | CN103957088B (ja) |
WO (1) | WO2009116754A2 (ja) |
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CN102017506B (zh) | 2014-06-04 |
EP2248294A4 (en) | 2014-03-05 |
JP5721443B2 (ja) | 2015-05-20 |
EP2248294B1 (en) | 2018-05-02 |
CN103957088A (zh) | 2014-07-30 |
US20100208629A1 (en) | 2010-08-19 |
CN102017506A (zh) | 2011-04-13 |
US20110261729A1 (en) | 2011-10-27 |
WO2009116754A2 (en) | 2009-09-24 |
EP2248294A2 (en) | 2010-11-10 |
US8531997B2 (en) | 2013-09-10 |
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US7957329B2 (en) | 2011-06-07 |
WO2009116754A3 (en) | 2009-12-23 |
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