CN112889235A - Harq-ack码本的发送方法、接收方法及装置 - Google Patents

Harq-ack码本的发送方法、接收方法及装置 Download PDF

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Publication number
CN112889235A
CN112889235A CN201980002162.XA CN201980002162A CN112889235A CN 112889235 A CN112889235 A CN 112889235A CN 201980002162 A CN201980002162 A CN 201980002162A CN 112889235 A CN112889235 A CN 112889235A
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CN
China
Prior art keywords
harq
ack
ack information
level
cbg
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CN201980002162.XA
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English (en)
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CN112889235B (zh
Inventor
牟勤
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Beijing Xiaomi Mobile Software Co Ltd
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Beijing Xiaomi Mobile Software Co Ltd
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Publication of CN112889235A publication Critical patent/CN112889235A/zh
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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
    • H04L1/1614—Details of the supervisory signal using bitmaps
    • 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]
    • 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
    • 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
    • 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
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • 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
    • 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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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)

Abstract

一种HARQ‑ACK码本的发送方法、接收方法及装置。所述方法包括：第一设备生成HARQ‑ACK码本；其中，HARQ‑ACK码本包括第一部分和第二部分，第一部分包括TB级的HARQ‑ACK信息，第二部分包括n个TB的CBG级的HARQ‑ACK信息，且第二部分的比特数是预先确定的，n为正整数；第一设备向第二设备发送HARQ‑ACK码本。由于CBG级的HARQ‑ACK信息的比特数是预先确定的，因此HARQ‑ACK码本的接收方能够在解调该HARQ‑ACK码本之前，提前预知该HARQ‑ACK码本的比特数，从而确保了能够准确解调出HARQ‑ACK信息。

Description

PCT国内申请，说明书已公开。

Claims (29)

  1. PCT国内申请，权利要求书已公开。
CN201980002162.XA 2019-09-29 2019-09-29 Harq-ack码本的发送方法、接收方法及装置 Active CN112889235B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/109204 WO2021056567A1 (zh) 2019-09-29 2019-09-29 Harq-ack码本的发送方法、接收方法及装置

Publications (2)

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CN112889235A true CN112889235A (zh) 2021-06-01
CN112889235B CN112889235B (zh) 2023-07-28

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US (1) US20220368466A1 (zh)
CN (1) CN112889235B (zh)
WO (1) WO2021056567A1 (zh)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109639398A (zh) * 2017-10-09 2019-04-16 华为技术有限公司 Harq-ack反馈码本的发送方法、装置及设备
CN110086583A (zh) * 2018-01-26 2019-08-02 电信科学技术研究院有限公司 一种dai的指示方法、用户终端和网络侧设备
CN110149172A (zh) * 2018-02-13 2019-08-20 中兴通讯股份有限公司 一种信息处理方法及装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109639398A (zh) * 2017-10-09 2019-04-16 华为技术有限公司 Harq-ack反馈码本的发送方法、装置及设备
CN110086583A (zh) * 2018-01-26 2019-08-02 电信科学技术研究院有限公司 一种dai的指示方法、用户终端和网络侧设备
CN110149172A (zh) * 2018-02-13 2019-08-20 中兴通讯股份有限公司 一种信息处理方法及装置

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ERICSSON: "On Design of CBG HARQ-ACK Feedback Schemes", 《3GPP TSG RAN WG1 MEETING#90 R1-1714438》 *
HUAWEI: "Feature lead summary of HARQ enhancements for NR-U", 《3GPP TSG RAN WG1 MEETING #96 R1-1903423》 *
OPPO: "Remaining issues on HARQ-ACK transmission", 《3GPP TSG RAN WG1 MEETING AH 1801 R1-1800493》 *

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US20220368466A1 (en) 2022-11-17
CN112889235B (zh) 2023-07-28
WO2021056567A1 (zh) 2021-04-01

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