JP7383578B2 - タイプ2harqコードブック提供方法及び基地局 - Google Patents
タイプ2harqコードブック提供方法及び基地局 Download PDFInfo
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- H—ELECTRICITY
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- 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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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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
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
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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
- H04L1/1671—Details of the supervisory signal the supervisory signal being transmitted together with control information
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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
- H04L1/1861—Physical mapping arrangements
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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
- H04L1/1896—ARQ related signaling
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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
- H04L5/003—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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- H04L5/00—Arrangements affording multiple use of the transmission path
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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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- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1273—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of downlink data flows
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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Description
本願は2019年10月11日付で出願された米国仮特許出願番号第62/914,220号、2019年8月28日付で出願された62/892,792号、2019年7月29日付で出願された62/879,861号、及び2019年7月18日付で出願された62/875,722号に基づく35U.S.C§119(e)の下での優先権を主張しており、これらの内容全体は本願に援用される。
本開示は一般に無線通信システムに関する。特に、本開示は物理アップリンク制御チャネル・リソースを決定するためのシステム及び方法に関する。
リリース15(Rel-15)ハイブリッド自動再送要求(HARQ)-確認(ACK)(HARQ-ACK)コードブックでは、ユーザー装置(UE)は、UEがスロットnで送信する物理アップリンク制御チャネル(PUCCH)において、コードブックにより構成されるACK/NACKビットを送信する。PUCCH送信に関し、UEがスロットnの時間及び周波数の何処でPUCCHを送信すべきかを決定するために、UEはPUCCHリソースを使用する。PUCCHリソースは、物理ダウンリンク共有チャネル(PDSCH)をスケジューリングする物理ダウンリンク制御チャネル(PDCCH)に存在するダウンリンク制御情報(DCI)フィールド内のPUCCHリソース・インジケータ(PRI)によって決定される。モニタリング・オケージョン(MO)毎に複数のDCIがある場合、UEの動作は明確でなく、PDCCH及び対応するPRIをどのように選択するかに関して仕様は提供されていない。
Claims (4)
- 複数のダウンリンク制御情報(DCI)に関してタイプ2ハイブリッド自動再送要求(HARQ)コードブックを提供する方法であって:
スケジューリングされたセル毎にモニタリング・オケージョン(MO)毎に有効なDCIスロットの数を用いてユーザー装置(UE)を設定するステップ;及び
前記UEが、物理ダウンリンク共有チャネル(PDSCH)の数のHARQ-確認(HARQ-ACK)ビットを、1つの物理アップリンク制御チャネル(PUCCH)で送信するように、前記スケジューリングされたセル毎にMO毎に複数の有効なDCIをスケジューリングするステップであって、前記PDSCHの数は前記複数の有効なDCIの数に対応している、ステップ;
を含み、前記複数の有効なDCIにおけるカウンタ・ダウンリンク割り当てインジケータ(C-DAI)値は、サイクリック・シフト値から決定される尤度に基づいて順序付けられる、方法。 - 前記C-DAI値の順序に従って前記複数の有効なDCIに対応する物理ダウンリンク制御チャネル(PDCCH)を順序付けるステップを更に含む請求項1に記載の方法。
- 複数のダウンリンク制御情報(DCI)に関してタイプ2ハイブリッド自動再送要求(HARQ)コードブックを提供する基地局であって:
送信機;及び
コントローラ;
を備え、前記コントローラは:
ユーザー装置(UE)が、物理ダウンリンク共有チャネル(PDSCH)の数のHARQ-確認(HARQ-ACK)ビットを、1つの物理アップリンク制御チャネル(PUCCH)で送信するように、スケジューリングされたセル毎にモニタリング・オケージョン(MO)毎に複数の有効なDCIをスケジューリングし;
スケジューリングされたセル毎にMO毎に有効なDCIスロットの数を用いてUEを設定し;及び
前記複数の有効なDCIを前記送信機により送信する;
ように構成され、前記PDSCHの数は前記複数の有効なDCIの数に対応し、前記複数の有効なDCIにおけるカウンタ・ダウンリンク割り当てインジケータ(C-DAI)値は、サイクリック・シフト値から決定される尤度に基づいて順序付けられている、基地局。 - 前記コントローラは、前記C-DAI値の順序に従って前記複数の有効なDCIに対応する物理ダウンリンク制御チャネル(PDCCH)を順序付けるように更に構成されている、請求項3に記載の基地局。
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
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US201962875722P | 2019-07-18 | 2019-07-18 | |
US62/875,722 | 2019-07-18 | ||
US201962879861P | 2019-07-29 | 2019-07-29 | |
US62/879,861 | 2019-07-29 | ||
US201962892792P | 2019-08-28 | 2019-08-28 | |
US62/892,792 | 2019-08-28 | ||
US201962914220P | 2019-10-11 | 2019-10-11 | |
US62/914,220 | 2019-10-11 | ||
US16/887,484 | 2020-05-29 | ||
US16/887,484 US11632196B2 (en) | 2019-07-18 | 2020-05-29 | System and method for providing dynamic hybrid automatic repeat request (HARQ) codebook with multiple valid unicast downlink control information (DCI) per monitoring occasion index per serving cell |
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JP2021019356A JP2021019356A (ja) | 2021-02-15 |
JP2021019356A5 JP2021019356A5 (ja) | 2023-07-25 |
JP7383578B2 true JP7383578B2 (ja) | 2023-11-20 |
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EP (1) | EP3767859B1 (ja) |
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CN113273291A (zh) * | 2019-12-10 | 2021-08-17 | Oppo广东移动通信有限公司 | 信息传输方法、装置、设备及存储介质 |
CN115347925A (zh) * | 2021-05-12 | 2022-11-15 | 中国移动通信有限公司研究院 | 确定反馈信息码本的方法、装置、通信设备和存储介质 |
WO2024031588A1 (zh) * | 2022-08-11 | 2024-02-15 | Oppo广东移动通信有限公司 | Harq码本构建方法、装置、设备及存储介质 |
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EP3767859A1 (en) | 2021-01-20 |
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US11984988B2 (en) | 2024-05-14 |
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