CN115380596A - 一种支持多播业务的自动重传请求确认反馈信息的传输方法和装置 - Google Patents
一种支持多播业务的自动重传请求确认反馈信息的传输方法和装置 Download PDFInfo
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- CN115380596A CN115380596A CN202080099770.XA CN202080099770A CN115380596A CN 115380596 A CN115380596 A CN 115380596A CN 202080099770 A CN202080099770 A CN 202080099770A CN 115380596 A CN115380596 A CN 115380596A
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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
- 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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- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/1863—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast comprising mechanisms for improved reliability, e.g. status reports
- H04L12/1868—Measures taken after transmission, e.g. acknowledgments
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- H—ELECTRICITY
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- H—ELECTRICITY
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- 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
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
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Abstract
一种支持多播业务的自动重传请求确认反馈信息的传输方法和装置，该方法包括：在至少一个第一时间单元内接收N个第一下行控制信息DCI和M个第二DCI，所述第一DCI为第一类型的DCI，所述第二DCI为第二类型的DCI，每个所述第一DCI包括第一下行分配索引DAI，所述第一DAI包括第一下行分配索引计数器C‑DAI，所述第一C‑DAI指示调度下行数据信道传输的所述第一类型的DCI的累计数量；每个所述第二DCI包括第二下行分配索引DAI，所述第二DAI包括第二下行分配索引计数器C‑DAI，所述第二C‑DAI指示调度下行数据信道传输的所述第二类型的DCI的累计数量；在至少一个第二时间单元内接收N个第一下行数据信道和M个第二下行数据信道，生成自动重传请求确认HARQ‑ACK反馈信息的码本，在第三时间单元内发送所述码本。
Description
PCT国内申请，说明书已公开。
Claims (74)
- PCT国内申请，权利要求书已公开。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/088978 WO2021223153A1 (zh) | 2020-05-07 | 2020-05-07 | 一种支持多播业务的自动重传请求确认反馈信息的传输方法和装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115380596A true CN115380596A (zh) | 2022-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080099770.XA Pending CN115380596A (zh) | 2020-05-07 | 2020-05-07 | 一种支持多播业务的自动重传请求确认反馈信息的传输方法和装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20230049911A1 (zh) |
| EP (1) | EP4132155A4 (zh) |
| CN (1) | CN115380596A (zh) |
| WO (1) | WO2021223153A1 (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230269757A1 (en) * | 2020-06-30 | 2023-08-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for multicast communication |
| EP4176658A4 (en) * | 2020-08-07 | 2023-12-27 | ZTE Corporation | CODEBOOK GENERATION FOR HYBRID AUTOMATIC REPEAT REQUESTS IN WIRELESS COMMUNICATION SYSTEMS |
| WO2022154614A1 (ko) * | 2021-01-18 | 2022-07-21 | 엘지전자 주식회사 | 무선 통신 시스템에서 무선 신호 송수신 방법 및 장치 |
| US20220303065A1 (en) * | 2021-03-19 | 2022-09-22 | Samsung Electronics Co., Ltd. | Wireless transmissions with hybrid automatic repeat request (harq) feedback disabled |
| CN117837109A (zh) * | 2021-12-28 | 2024-04-05 | 中兴通讯股份有限公司 | 针对组公共共享信道的混合自动重传请求确认生成技术 |
| WO2023211976A1 (en) * | 2022-04-25 | 2023-11-02 | Google Llc | Managing harq transmissions in multicast communication |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102791036B (zh) * | 2011-05-17 | 2016-01-13 | 华为技术有限公司 | 传输下行控制信息的方法、接入设备、用户设备和系统 |
| US10841911B2 (en) * | 2015-10-02 | 2020-11-17 | Lg Electronics Inc. | Method for transmitting downlink control information in wireless communication system |
| CN109639398B (zh) * | 2017-10-09 | 2021-12-31 | 华为技术有限公司 | Harq-ack反馈码本的发送方法、装置及设备 |
| MX2020007432A (es) * | 2018-01-11 | 2020-09-14 | Sharp Kk | Determinacion del libro de codigos de la multiplexacion de reconocimiento de solicitud de retransmision automatica hibrida (hard-ack) con configuraciones de informacion de control de enlace descendente (dci) y de grupo de bloque de codigos (cbg) de reserva. |
| CN110945815A (zh) * | 2019-11-08 | 2020-03-31 | 北京小米移动软件有限公司 | 直连混合自动重传请求harq反馈指示方法及装置 |
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2020
- 2020-05-07 WO PCT/CN2020/088978 patent/WO2021223153A1/zh unknown
- 2020-05-07 CN CN202080099770.XA patent/CN115380596A/zh active Pending
- 2020-05-07 EP EP20934865.5A patent/EP4132155A4/en active Pending
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2022
- 2022-10-31 US US17/977,044 patent/US20230049911A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021223153A1 (zh) | 2021-11-11 |
| EP4132155A1 (en) | 2023-02-08 |
| EP4132155A4 (en) | 2023-05-03 |
| US20230049911A1 (en) | 2023-02-16 |
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