CN113875280A - 检测、发送pdcch的方法以及设备 - Google Patents

检测、发送pdcch的方法以及设备 Download PDF

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Publication number
CN113875280A
CN113875280A CN201980096785.8A CN201980096785A CN113875280A CN 113875280 A CN113875280 A CN 113875280A CN 201980096785 A CN201980096785 A CN 201980096785A CN 113875280 A CN113875280 A CN 113875280A
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CN
China
Prior art keywords
determining
time slot
candidate
pdcch
set number
Prior art date
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Pending
Application number
CN201980096785.8A
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English (en)
Inventor
贺传峰
田文强
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to CN202210356623.7A priority Critical patent/CN114828274B/zh
Publication of CN113875280A publication Critical patent/CN113875280A/zh
Pending legal-status Critical Current

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    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/002—Transmission of channel access control information
    • H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
    • 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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
    • H04W74/0808—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using carrier sensing, e.g. as in CSMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
    • H04W74/0866—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a dedicated channel for access
    • H04W74/0891—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a dedicated channel for access for synchronized access
    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal

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

Abstract

提供了一种检测、发送PDCCH的方法以及设备，所述方法包括：确定第一同步信号块SSB的至少一个候选位置，所述至少一个候选位置上的SSB具有准共址QCL关系；确定所述至少一个候选位置对应的物理下行控制信道PDCCH监听时机；在所述PDCCH监听时机上，检测PDCCH。通过将具有QCL关系的多个SSB的候选位置对应到至少一个PDCCH监听时机，能够减少终端设备对PDCCH的监听次数，进而降低终端设备的功耗。此外，还可以增大PDCCH监听时机包含的时隙个数，进而适当增多PDCCH发送的机会，减少LBT对PDCCH发送的影响。

Description

PCT国内申请，说明书已公开。

Claims (70)

  1. PCT国内申请，权利要求书已公开。
CN201980096785.8A 2019-09-26 2019-09-26 检测、发送pdcch的方法以及设备 Pending CN113875280A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210356623.7A CN114828274B (zh) 2019-09-26 2019-09-26 检测、发送pdcch的方法以及设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/108306 WO2021056361A1 (zh) 2019-09-26 2019-09-26 检测、发送pdcch的方法以及设备

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CN113875280A true CN113875280A (zh) 2021-12-31

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CN201980096785.8A Pending CN113875280A (zh) 2019-09-26 2019-09-26 检测、发送pdcch的方法以及设备

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US (1) US20220240231A1 (zh)
EP (1) EP4007352A4 (zh)
JP (1) JP2022553121A (zh)
CN (2) CN114828274B (zh)
WO (1) WO2021056361A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117879771A (zh) * 2022-09-30 2024-04-12 中国移动通信有限公司研究院 一种传输指示方法、装置、通信设备和存储介质

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018172987A1 (en) * 2017-03-24 2018-09-27 Telefonaktiebolaget Lm Ericsson (Publ) Quasi-colocation of system access and control signals
WO2020019217A1 (zh) * 2018-07-25 2020-01-30 北京小米移动软件有限公司 传输配置方法及装置
CN110417525B (zh) * 2018-09-28 2021-05-04 华为技术有限公司 一种通信方法、装置、处理装置及存储介质

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Publication number Publication date
EP4007352A1 (en) 2022-06-01
WO2021056361A1 (zh) 2021-04-01
JP2022553121A (ja) 2022-12-22
CN114828274A (zh) 2022-07-29
US20220240231A1 (en) 2022-07-28
EP4007352A4 (en) 2022-08-03
CN114828274B (zh) 2023-12-05

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