CN110192418A - 一种下行链路控制信息的处理方法及装置 - Google Patents

一种下行链路控制信息的处理方法及装置 Download PDF

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Publication number
CN110192418A
CN110192418A CN201780083871.6A CN201780083871A CN110192418A CN 110192418 A CN110192418 A CN 110192418A CN 201780083871 A CN201780083871 A CN 201780083871A CN 110192418 A CN110192418 A CN 110192418A
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polymerization grade
search space
terminal
epdcch
dci
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CN201780083871.6A
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CN110192418B (zh
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李振宇
李志军
李汉涛
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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
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
    • 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
    • H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
    • H04L1/0038—Blind format detection
    • 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
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • 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
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • 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
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/04—Arrangements for detecting or preventing errors in the information received by diversity reception using frequency diversity

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

Abstract

本申请提供一种下行链路控制信息的获取方法及装置，所述方法包括：终端根据其支持的聚合等级确定预定义搜索空间，所述预定义搜索空间包括聚合等级16和聚合等级24中的至少一种聚合等级对应的搜索空间；所述终端在所述预定义搜索空间上进行盲检以获取下行链路控制信息DCI。所述方法还包括：终端根据增强物理下行控制信道EPDCCH所占用的资源块RB数目以及所述终端所支持的聚合等级，从预定义搜索空间中确定出所述终端的盲检搜索空间，所述预定义搜索空间包括所述RB数目为16所对应的搜索空间；所述终端在所述盲检搜索空间上进行盲检以获取下行链路控制信息DCI。采用本申请，具有可提高下行覆盖的增益，提高下行覆盖增强的实现方式多样性。

Description

PCT国内申请，说明书已公开。

Claims (48)

  1. PCT国内申请，权利要求书已公开。
CN201780083871.6A 2017-01-26 2017-01-26 一种下行链路控制信息的处理方法及装置 Active CN110192418B (zh)

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PCT/CN2017/072747 WO2018137242A1 (zh) 2017-01-26 2017-01-26 一种下行链路控制信息的处理方法及装置

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US (1) US11044614B2 (zh)
EP (1) EP3567951B1 (zh)
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EP3567951A4 (en) 2019-12-25
WO2018137242A1 (zh) 2018-08-02
CN110192418B (zh) 2021-09-14
EP3567951A1 (en) 2019-11-13
EP3567951B1 (en) 2021-03-10
US11044614B2 (en) 2021-06-22
US20190349780A1 (en) 2019-11-14

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