JP7471241B2 - Nrにおけるマルチtrp送信における複数のpucchを用いたharq-ack処理 - Google Patents
Nrにおけるマルチtrp送信における複数のpucchを用いたharq-ack処理 Download PDFInfo
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- H—ELECTRICITY
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- 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]
- H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
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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
- H04L1/1858—Transmission or retransmission of more than one copy of acknowledgement message
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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
- H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
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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
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1854—Scheduling and prioritising 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
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1864—ARQ related signaling
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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
- H04L1/189—Transmission or retransmission of more than one copy of a message
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- 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
- 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
- H04L1/1835—Buffer management
- H04L1/1845—Combining techniques, e.g. code combining
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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
- H04L2001/0092—Error control systems characterised by the topology of the transmission link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/16—Interfaces between hierarchically similar devices
- H04W92/24—Interfaces between hierarchically similar devices between backbone network devices
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- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
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Description
Claims (8)
- 複数のダウンリンク共有チャネルでデータを受信する送受信機であって、前記複数のダウンリンク共有チャネルで受信される前記データがそれぞれ同じデータである、送受信機と、
前記データを復号し、前記データが前記複数のダウンリンク共有チャネルを用いて正常に復号されたかどうかを示すインジケータを生成する回路と、を有し、
前記送受信機は、前記複数のダウンリンク共有チャネルにそれぞれ関連する複数のアップリンク制御チャネルのうちの少なくとも1つで前記インジケータを送信し、
前記送受信機は、前記複数のダウンリンク共有チャネルにそれぞれ関連する前記複数のアップリンク制御チャネルの各々で前記インジケータを送信し、
前記インジケータは、前記複数のダウンリンク共有チャネルの中の少なくとも2つのダウンリンク共有チャネルを用いた復号の共通結果を示す共通インジケータであり、前記共通インジケータは、1ビットのインジケータであり、
前記回路は、前記複数のダウンリンク共有チャネルの各々に対して、前記データがそれぞれのダウンリンク共有チャネルを用いて正常に復号されたかどうかを示すそれぞれのインジケータを生成し、前記送受信機は、前記複数のアップリンク制御チャネルの各々で、前記共通インジケータおよび前記アップリンク制御チャネルにそれぞれ関連する前記ダウンリンク共有チャネルを復号した結果を示す前記それぞれのインジケータを送信する、
ユーザ機器。 - 前記送受信機は、複数の送受信ポイント(TRP)からそれぞれ前記複数のダウンリンク共有チャネルを受信し、前記複数のTRPにそれぞれ前記複数のアップリンク制御チャネルで前記インジケータを送信する、請求項1に記載のユーザ機器。
- 前記回路は、前記複数のダウンリンク共有チャネルをそれぞれ復号して、前記複数のダウンリンク共有チャネルの復号の各結果に対して論理「OR」演算を実行し、前記共通インジケータは、前記論理「OR」演算の結果を示す、請求項1に記載のユーザ機器。
- 前記送受信機は、前記複数のアップリンク制御チャネルの各々で、前記共通インジケータおよび前記各インジケータを含むACK/NACK(応答確認/否定応答確認)信号をそれぞれ送信する、請求項1に記載のユーザ機器。
- 前記送受信機は、前記回路が論理「OR」演算を実行する前に、前記複数のアップリンク制御チャネルの各々で前記各インジケータを送信する、請求項1に記載のユーザ機器。
- 前記回路は、前記複数のダウンリンク共有チャネルをそれぞれ復号し、前記インジケータは、前記複数のダウンリンク共有チャネルのそれぞれ1つを用いて前記データが正常に復号されたかどうかをそれぞれ示す複数のビットを含む、請求項1または2に記載のユーザ機器。
- 前記回路は、前記複数のダウンリンク共有チャネルで受信されたデータに対してソフト合成を実行し、前記ソフト合成によって得られた合成データを復号し、前記合成データの復号結果に基づいて前記インジケータを生成する、請求項1または2に記載のユーザ機器。
- ユーザ機器のための通信方法であって、
複数のダウンリンク共有チャネルでデータを受信するステップであって、前記複数のダウンリンク共有チャネルで受信された前記データがそれぞれ同じデータである、ステップと、
前記データを復号するステップと、
前記データが前記複数のダウンリンク共有チャネルを用いて正常に復号されたかどうかを示すインジケータを生成するステップと、
前記複数のダウンリンク共有チャネルにそれぞれ関連する複数のアップリンク制御チャネルのうちの少なくとも1つで前記インジケータを送信するステップと、
を有し、
前記送信するステップは、前記複数のダウンリンク共有チャネルにそれぞれ関連する前記複数のアップリンク制御チャネルの各々で前記インジケータを送信し、
前記インジケータは、前記複数のダウンリンク共有チャネルの中の少なくとも2つのダウンリンク共有チャネルを用いた復号の共通結果を示す共通インジケータであり、前記共通インジケータは、1ビットのインジケータであり、
前記生成するステップは、前記複数のダウンリンク共有チャネルの各々に対して、前記データがそれぞれのダウンリンク共有チャネルを用いて正常に復号されたかどうかを示すそれぞれのインジケータを生成し、
前記送信するステップは、前記複数のアップリンク制御チャネルの各々で、前記共通インジケータおよび前記アップリンク制御チャネルにそれぞれ関連する前記ダウンリンク共有チャネルを復号した結果を示す前記それぞれのインジケータを送信する、
通信方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP18203856.2 | 2018-10-31 | ||
EP18203856.2A EP3648383A1 (en) | 2018-10-31 | 2018-10-31 | Harq-ack handling with multiple pucch in multi-trp transmission in nr |
PCT/EP2019/078853 WO2020089009A1 (en) | 2018-10-31 | 2019-10-23 | Harq-ack handling with multiple pucch in multi-trp transmission in nr |
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JP2022511202A JP2022511202A (ja) | 2022-01-31 |
JP7471241B2 true JP7471241B2 (ja) | 2024-04-19 |
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JP2020571453A Active JP7471241B2 (ja) | 2018-10-31 | 2019-10-23 | Nrにおけるマルチtrp送信における複数のpucchを用いたharq-ack処理 |
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US (3) | US11528100B2 (ja) |
EP (3) | EP3648383A1 (ja) |
JP (1) | JP7471241B2 (ja) |
CN (1) | CN112352393B (ja) |
WO (1) | WO2020089009A1 (ja) |
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CN112242859A (zh) * | 2019-07-16 | 2021-01-19 | 华为技术有限公司 | 信道探测方法及装置 |
US11723023B2 (en) * | 2020-05-07 | 2023-08-08 | Samsung Electronics Co., Ltd. | System and method for managing collisions in multiple-transmission-and-reception-points communications |
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US20170195089A1 (en) | 2012-01-19 | 2017-07-06 | Samsung Electronics Co., Ltd. | Method and apparatus for performing hybrid automatic repeat request operation in a communication system |
US20180132227A1 (en) | 2016-11-04 | 2018-05-10 | At&T Intellectual Property I, L.P. | Asynchronous multi-point transmission schemes |
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CN105265014B (zh) * | 2013-11-15 | 2019-10-22 | 华为技术有限公司 | 一种数据传输的方法及用户设备 |
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-
2018
- 2018-10-31 EP EP18203856.2A patent/EP3648383A1/en not_active Withdrawn
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2019
- 2019-10-23 WO PCT/EP2019/078853 patent/WO2020089009A1/en unknown
- 2019-10-23 JP JP2020571453A patent/JP7471241B2/ja active Active
- 2019-10-23 EP EP19787317.7A patent/EP3874637B1/en active Active
- 2019-10-23 CN CN201980044363.6A patent/CN112352393B/zh active Active
- 2019-10-23 EP EP23188929.6A patent/EP4243312A3/en active Pending
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2020
- 2020-12-21 US US17/128,350 patent/US11528100B2/en active Active
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2022
- 2022-11-11 US US18/054,846 patent/US11824661B2/en active Active
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- 2023-10-17 US US18/488,845 patent/US20240048282A1/en active Pending
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US20170195089A1 (en) | 2012-01-19 | 2017-07-06 | Samsung Electronics Co., Ltd. | Method and apparatus for performing hybrid automatic repeat request operation in a communication system |
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Publication number | Publication date |
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US11528100B2 (en) | 2022-12-13 |
US11824661B2 (en) | 2023-11-21 |
EP4243312A3 (en) | 2023-11-29 |
EP3648383A1 (en) | 2020-05-06 |
CN112352393A (zh) | 2021-02-09 |
JP2022511202A (ja) | 2022-01-31 |
CN112352393B (zh) | 2024-05-03 |
US20240048282A1 (en) | 2024-02-08 |
EP3874637B1 (en) | 2023-10-11 |
US20230077999A1 (en) | 2023-03-16 |
WO2020089009A1 (en) | 2020-05-07 |
EP3874637A1 (en) | 2021-09-08 |
EP4243312A2 (en) | 2023-09-13 |
US20210111839A1 (en) | 2021-04-15 |
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