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CN109863700A - 数据传输方法及装置 - Google Patents

数据传输方法及装置 Download PDF

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Publication number
CN109863700A
CN109863700A CN201780003579.9A CN201780003579A CN109863700A CN 109863700 A CN109863700 A CN 109863700A CN 201780003579 A CN201780003579 A CN 201780003579A CN 109863700 A CN109863700 A CN 109863700A
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China
Prior art keywords
base station
multiple candidate
configuration information
data
beams
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CN201780003579.9A
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CN109863700B (zh
Inventor
朱亚军
张明
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Beijing Xiaomi Mobile Software Co Ltd
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Beijing Xiaomi Mobile Software Co Ltd
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Priority to CN202210880925.4A priority Critical patent/CN115118314A/zh
Publication of CN109863700A publication Critical patent/CN109863700A/zh
Application granted granted Critical
Publication of CN109863700B publication Critical patent/CN109863700B/zh
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H04B7/06966—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping using beam correspondence; using channel reciprocity, e.g. downlink beam training based on uplink sounding reference signal [SRS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/088—Hybrid systems, i.e. switching and combining using beam selection
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本发明是关于一种数据传输方法及装置。该方法包括：接收基站发送的波束配置信息；根据所述波束配置信息，从所述基站支持的多个波束中获取多个候选波束；根据所述多个候选波束进行数据接收。该技术方案终端可以根据基站发送的波束配置信息，从基站支持的多个波束中获取多个候选波束，进而根据该多个候选波束进行数据接收，实现了多波束数据接收的方案，降低了数据接收过程中出现丢包的几率，提高了数据接收的可靠性。

Description

PCT国内申请，说明书已公开。

Claims (34)

  1. PCT国内申请，权利要求书已公开。
CN201780003579.9A 2017-09-30 2017-09-30 数据传输方法及装置 Active CN109863700B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210880925.4A CN115118314A (zh) 2017-09-30 2017-09-30 数据传输方法及装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/104987 WO2018141163A1 (zh) 2017-09-30 2017-09-30 数据传输方法及装置

Related Child Applications (1)

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CN109863700A true CN109863700A (zh) 2019-06-07
CN109863700B CN109863700B (zh) 2022-08-19

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EP (1) EP3687081A1 (zh)
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US20240098726A1 (en) * 2020-11-26 2024-03-21 Beijing Xiaomi Mobile Software Co., Ltd. Signal transmission method
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US20200228186A1 (en) 2020-07-16
CN115118314A (zh) 2022-09-27
US11184078B2 (en) 2021-11-23
EP3687081A4 (en) 2020-07-29
EP3687081A1 (en) 2020-07-29
WO2018141163A1 (zh) 2018-08-09
CN109863700B (zh) 2022-08-19

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