CN109076386A - 信息传输的方法、接收设备、发送设备和系统 - Google Patents

信息传输的方法、接收设备、发送设备和系统 Download PDF

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Publication number
CN109076386A
CN109076386A CN201680084855.4A CN201680084855A CN109076386A CN 109076386 A CN109076386 A CN 109076386A CN 201680084855 A CN201680084855 A CN 201680084855A CN 109076386 A CN109076386 A CN 109076386A
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China
Prior art keywords
rvcnt
transmission
retransmits
data block
circular buffer
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CN201680084855.4A
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CN109076386B (zh
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秦平
秦一平
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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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
    • H04L1/1874—Buffer management
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0014—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the source coding
    • 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
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本发明实施例公开了信息传输的方法、接收设备、发送设备和系统。该方法包括：接收设备接收第i次重传的编码数据，获取第i次重传的传输编号RvCnt(i)，根据第i次重传的传输编号RvCnt(i)确定第i次重传的冗余版本Rv(i)，根据第i次重传的冗余版本Rv(i)将所述第i次重传的编码数据合并至所述数据块的虚拟循环缓存中并进行译码。通过上述方法，可以不受限于现有冗余版本数目的限制，从而可以灵活地确定每次重传的编码数据在虚拟循环缓存中的列起始位置，满足高传输码率的需求。本发明还公开了接收设备、发送设备和信息传输系统。

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。
CN201680084855.4A 2016-05-09 2016-05-09 信息传输的方法、接收设备、发送设备和系统 Active CN109076386B (zh)

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PCT/CN2016/081417 WO2017193261A1 (zh) 2016-05-09 2016-05-09 信息传输的方法、接收设备、发送设备和系统

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US (1) US10764002B2 (zh)
EP (1) EP3445083B1 (zh)
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CN111385779A (zh) * 2018-12-29 2020-07-07 华为终端有限公司 一种数据处理方法、设备及存储介质
CN114050892A (zh) * 2021-11-11 2022-02-15 杭州红岭通信息科技有限公司 一种降低上行harq合并缓存空间大小的方法

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US11764911B2 (en) * 2021-04-05 2023-09-19 Nokia Technologies Oy Method of shifting redundancy version for the transmission of a transport block over multiple slots
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CN114050892A (zh) * 2021-11-11 2022-02-15 杭州红岭通信息科技有限公司 一种降低上行harq合并缓存空间大小的方法
CN114050892B (zh) * 2021-11-11 2023-12-05 杭州红岭通信息科技有限公司 一种降低上行harq合并缓存空间大小的方法

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WO2017193261A1 (zh) 2017-11-16
US20190097767A1 (en) 2019-03-28
EP3445083B1 (en) 2020-09-02
EP3445083A4 (en) 2019-04-17
US10764002B2 (en) 2020-09-01
CN109076386B (zh) 2020-11-03
EP3445083A1 (en) 2019-02-20

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