CN109644511A - 随机接入信号传输方法及相关产品 - Google Patents

随机接入信号传输方法及相关产品 Download PDF

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Publication number
CN109644511A
CN109644511A CN201780053012.2A CN201780053012A CN109644511A CN 109644511 A CN109644511 A CN 109644511A CN 201780053012 A CN201780053012 A CN 201780053012A CN 109644511 A CN109644511 A CN 109644511A
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CN
China
Prior art keywords
csi
resource
random access
user equipment
network side
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Application number
CN201780053012.2A
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English (en)
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CN109644511B (zh
Inventor
陈文洪
张治�
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Publication of CN109644511A publication Critical patent/CN109644511A/zh
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Publication of CN109644511B publication Critical patent/CN109644511B/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • 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
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA

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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

本发明实施例公开了一种随机接入信号传输方法及相关产品，包括：用户设备接收来自网络侧设备发送的至少一个信道状态信息参考信号CSI‑RS的编号信息，所述编号信息用来指示用于测量CSI‑RS的随机接入资源子组；所述用户设备测量所述至少一个CSI‑RS以选取一个CSI‑RS，并从被选取的CSI‑RS对应的随机接入资源子组中选取一个前导码；所述用户设备传输所述被选取的前导码。本发明实施例有利于资源指示信令开销，提高随机接入过程的处理效率。

Description

PCT国内申请，说明书已公开。

Claims (21)

  1. PCT国内申请，权利要求书已公开。
CN201780053012.2A 2017-06-16 2017-06-16 随机接入信号传输方法及相关产品 Active CN109644511B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/088611 WO2018227544A1 (zh) 2017-06-16 2017-06-16 随机接入信号传输方法及相关产品

Publications (2)

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CN109644511A true CN109644511A (zh) 2019-04-16
CN109644511B CN109644511B (zh) 2020-05-12

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US (1) US10764931B2 (zh)
EP (1) EP3493640B1 (zh)
CN (1) CN109644511B (zh)
WO (1) WO2018227544A1 (zh)

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EP3493640B1 (en) 2017-06-16 2020-04-29 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Random access signal transmission method and related product
US11013034B2 (en) * 2017-09-07 2021-05-18 Futurewei Technologies, Inc. System and method for random access communications
KR102571061B1 (ko) * 2018-06-29 2023-08-25 삼성전자주식회사 이동통신 시스템에서 무선 링크 실패 보고 방법 및 그 장치

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US20120087299A1 (en) * 2010-10-08 2012-04-12 Qualcomm Incorporated Reference signal configuration and relay downlink control channel
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CN101572949B (zh) * 2008-04-28 2011-04-20 华为技术有限公司 一种增强随机接入的方法、通信系统及用户设备
CN101742682B (zh) * 2008-11-12 2013-03-27 中兴通讯股份有限公司 一种lte系统中的随机接入方法
CN101742684B (zh) * 2008-11-26 2012-08-29 电信科学技术研究院 确定随机接入无线网络临时标识的方法、基站和终端
WO2011055986A2 (en) * 2009-11-08 2011-05-12 Lg Electronics Inc. A method and a base station for transmitting a csi-rs, and a method and a user equipment for receiving the csi-rs
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120087299A1 (en) * 2010-10-08 2012-04-12 Qualcomm Incorporated Reference signal configuration and relay downlink control channel
CN102685795A (zh) * 2012-04-18 2012-09-19 新邮通信设备有限公司 一种无线资源管理rrm测量的配置方法
CN104854949A (zh) * 2012-09-26 2015-08-19 华为技术有限公司 用于在异构通信系统中进行随机接入的系统和方法
CN106797656A (zh) * 2014-03-25 2017-05-31 瑞典爱立信有限公司 用于基于波束的物理随机接入的系统和方法

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* Cited by examiner, † Cited by third party
Title
ERICSSON: "CSI-RS mapping to RACH configuration", 《3GPP TSG-RAN WG1 #88BIS，R1-1706021》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113316266A (zh) * 2021-05-28 2021-08-27 成都蒙特斯科技有限公司 一种基于5g网络的音视频流传输方法及系统
CN113316266B (zh) * 2021-05-28 2023-04-07 成都蒙特斯科技有限公司 一种基于5g网络的音视频流传输方法及系统

Also Published As

Publication number Publication date
EP3493640B1 (en) 2020-04-29
CN109644511B (zh) 2020-05-12
EP3493640A4 (en) 2019-09-18
US10764931B2 (en) 2020-09-01
EP3493640A1 (en) 2019-06-05
US20190215874A1 (en) 2019-07-11
WO2018227544A1 (zh) 2018-12-20

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