CN109075894A - 一种数据传输的方法及装置 - Google Patents

一种数据传输的方法及装置 Download PDF

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Publication number
CN109075894A
CN109075894A CN201680084943.4A CN201680084943A CN109075894A CN 109075894 A CN109075894 A CN 109075894A CN 201680084943 A CN201680084943 A CN 201680084943A CN 109075894 A CN109075894 A CN 109075894A
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China
Prior art keywords
tbs
data
code rate
base station
scheduling
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CN201680084943.4A
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CN109075894B (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
    • H04L1/1887—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
    • 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
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0016—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy involving special memory structures, e.g. look-up tables
    • 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
    • H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
    • 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
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1896—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
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • 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
    • 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
    • H04L5/0046—Determination of how many bits are transmitted on different sub-channels

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本发明实施例提供了一种数据传输的方法，包括：发送设备获取第一传输块大小TBS，其中，第一TBS对应的码率大于或者等于1；发送设备根据第一TBS在预先定义的TBS集合中获取第二TBS，其中，第二TBS与第一TBS差值的绝对值最小，或者第二TBS大于或者等于第一TBS并且第二TBS与第一TBS的差值最小，或者第二TBS小于或者等于第一TBS并且第二TBS与第一TBS的差值最小；发送设备根据第二TBS获取同一个编码块至少两个不同位置的数据，并分别发送给接收设备，用于接收设备将所述至少两个不同位置的数据进行混合自动重传请求HARQ合并译码。本发明实施例还提供了一种数据传输的装置。采用本发明实施例，具体可提高数据传输的效率，提高数据链路的频谱效率的优点。

Description

PCT国内申请，说明书已公开。

Claims (31)

  1. PCT国内申请，权利要求书已公开。
CN201680084943.4A 2016-05-09 2016-05-09 一种数据传输的方法及装置 Expired - Fee Related CN109075894B (zh)

Applications Claiming Priority (1)

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PCT/CN2016/081416 WO2017193260A1 (zh) 2016-05-09 2016-05-09 一种数据传输的方法及装置

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CN109075894A true CN109075894A (zh) 2018-12-21
CN109075894B CN109075894B (zh) 2021-01-29

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US (1) US20190081745A1 (zh)
EP (1) EP3444977A4 (zh)
CN (1) CN109075894B (zh)
WO (1) WO2017193260A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN106550459B (zh) * 2015-09-18 2020-03-13 中兴通讯股份有限公司 一种下行控制方法及装置
US10958383B2 (en) * 2017-12-06 2021-03-23 Qualcomm Incorporated Time based redundancy version determination for grant-free signaling
CN111989880A (zh) * 2018-04-18 2020-11-24 康普技术有限责任公司 在长期演进中选择调制编码方案和传输块大小
WO2020204376A1 (ko) * 2019-04-05 2020-10-08 엘지전자 주식회사 Harq 동작을 수행하기 위한 방법 및 장치

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WO2009123522A1 (en) * 2008-04-03 2009-10-08 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for conveying precoding information in a mimo system
CN101843025A (zh) * 2007-10-29 2010-09-22 Lg电子株式会社 使用harq的数据传输方法
CN103220795A (zh) * 2012-01-21 2013-07-24 中兴通讯股份有限公司 下行控制信息的发送方法和基站
CN103516473A (zh) * 2012-06-28 2014-01-15 华为技术有限公司 确定传输块大小的方法和基站
EP2840852A1 (en) * 2012-05-11 2015-02-25 Huawei Technologies Co., Ltd. Data transmission method and device

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US8625601B2 (en) * 2005-10-31 2014-01-07 Qualcomm Incorporated Method and apparatus for low-overhead packet data transmission and control of reception mode
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US9407417B2 (en) * 2013-01-09 2016-08-02 Qualcomm Incorporated Identifying modulation and coding schemes and channel quality indicators
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CN101843025A (zh) * 2007-10-29 2010-09-22 Lg电子株式会社 使用harq的数据传输方法
WO2009123522A1 (en) * 2008-04-03 2009-10-08 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for conveying precoding information in a mimo system
CN103220795A (zh) * 2012-01-21 2013-07-24 中兴通讯股份有限公司 下行控制信息的发送方法和基站
EP2840852A1 (en) * 2012-05-11 2015-02-25 Huawei Technologies Co., Ltd. Data transmission method and device
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Also Published As

Publication number Publication date
CN109075894B (zh) 2021-01-29
EP3444977A1 (en) 2019-02-20
WO2017193260A1 (zh) 2017-11-16
US20190081745A1 (en) 2019-03-14
EP3444977A4 (en) 2019-04-24

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