CN110741715A - 随机接入前导码传输方法及装置 - Google Patents

随机接入前导码传输方法及装置 Download PDF

Info

Publication number
CN110741715A
CN110741715A CN201780091998.2A CN201780091998A CN110741715A CN 110741715 A CN110741715 A CN 110741715A CN 201780091998 A CN201780091998 A CN 201780091998A CN 110741715 A CN110741715 A CN 110741715A
Authority
CN
China
Prior art keywords
sequence
scrambling
random access
access preamble
code
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201780091998.2A
Other languages
English (en)
Other versions
CN110741715B (zh
Inventor
罗之虎
汲桐
金哲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN110741715A publication Critical patent/CN110741715A/zh
Application granted granted Critical
Publication of CN110741715B publication Critical patent/CN110741715B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0023—Interference mitigation or co-ordination
    • H04J11/005—Interference mitigation or co-ordination of intercell interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • 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
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/0012—Hopping in multicarrier systems
    • 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
    • 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
    • H04L5/0062—Avoidance of ingress interference, e.g. ham radio channels
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

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

Abstract

本申请实施例提供一种随机接入前导码传输方法及装置，该方法包括：终端设备获取扰码序列，并使用该扰码序列对随机接入前导码进行加扰，最后将加扰后的随机接入前导码发送给网络设备。该技术方案中，通过终端设备对随机接入前导码进行加扰，并发送加扰后的随机接入前导码，有效消除了小区间的干扰，解决了可能存在的目标小区虚警问题。

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。
CN201780091998.2A 2017-08-10 2017-09-29 随机接入前导码传输方法及装置 Active CN110741715B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/CN2017/096936 WO2019028793A1 (zh) 2017-08-10 2017-08-10 随机接入前导码传输方法及装置
CNPCT/CN2017/096936 2017-08-10
PCT/CN2017/104608 WO2019028991A1 (zh) 2017-08-10 2017-09-29 随机接入前导码传输方法及装置

Publications (2)

Publication Number Publication Date
CN110741715A true CN110741715A (zh) 2020-01-31
CN110741715B CN110741715B (zh) 2021-08-20

Family

ID=65270827

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780091998.2A Active CN110741715B (zh) 2017-08-10 2017-09-29 随机接入前导码传输方法及装置

Country Status (4)

Country Link
US (1) US11229060B2 (zh)
EP (1) EP3641471B1 (zh)
CN (1) CN110741715B (zh)
WO (2) WO2019028793A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021159408A1 (en) * 2020-02-13 2021-08-19 Nokia Shanghai Bell Co., Ltd. Enhanced prach preamble
CN115702556A (zh) * 2020-06-19 2023-02-14 深圳传音控股股份有限公司 信号处理方法、设备及计算机可读存储介质

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019036846A1 (en) * 2017-08-21 2019-02-28 Qualcomm Incorporated NPRACH HAVING IMPROVED RELIABILITY PERFORMANCE
US11546075B2 (en) * 2017-09-06 2023-01-03 Zte Corporation Method and device for pilot sequence transmission
CN109688086A (zh) * 2017-10-19 2019-04-26 北京京东尚科信息技术有限公司 用于终端设备的权限控制方法和装置
CN109818895B (zh) * 2017-11-17 2022-04-29 中兴通讯股份有限公司 确定序列组的方法及装置，确定循环移位的方法及装置
CN108111444A (zh) * 2017-11-17 2018-06-01 中兴通讯股份有限公司 信号加扰、解扰方法及装置
WO2019147072A1 (ko) * 2018-01-25 2019-08-01 엘지전자 주식회사 Tdd를 지원하는 무선 통신 시스템에서 nprach 프리앰블을 송수신하기 위한 방법 및 이를 위한 장치
US11134493B2 (en) * 2018-10-02 2021-09-28 Nxp Usa, Inc. WLAN physical layer design for efficient hybrid ARQ
US11997034B2 (en) * 2021-05-13 2024-05-28 Qualcomm Incorporated Control of scrambling sequence per symbol for digital post distortion

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150078348A1 (en) * 2013-09-17 2015-03-19 Seunghee Han Transmission of physical broadcast channel (pbch) contents
EP3089521A1 (en) * 2013-12-26 2016-11-02 Huawei Technologies Co., Ltd. Method, device and system for interference control for random access
CN106162779A (zh) * 2015-04-09 2016-11-23 上海贝尔股份有限公司 用于保持用户设备的业务连续性的方法
CN106937400A (zh) * 2015-12-29 2017-07-07 中国移动通信集团江苏有限公司 一种随机接入方法、基站及用户设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8169992B2 (en) * 2007-08-08 2012-05-01 Telefonaktiebolaget Lm Ericsson (Publ) Uplink scrambling during random access
EP2201812B1 (en) * 2007-10-25 2015-01-14 Nokia Corporation Method for fast transmission type selection in wcdma umts
US9374837B2 (en) * 2008-08-12 2016-06-21 Google Technology Holdings LLC Preventing misuse of random access procedure in wireless communication system
CN102056309A (zh) * 2009-11-02 2011-05-11 北京三星通信技术研究有限公司 一种传输专用参考信号的方法和装置
CN103298128B (zh) * 2012-02-23 2016-10-05 华为技术有限公司 随机接入处理方法和设备
CN103716897B (zh) * 2012-09-29 2018-07-31 南京中兴软件有限责任公司 基于载波聚合的信息传输方法及装置
US10700830B2 (en) * 2014-10-21 2020-06-30 Qualcomm Incorporated Techniques for conveying identification information in a preamble transmission
EP3249993A4 (en) * 2015-01-23 2018-03-07 Samsung Electronics Co., Ltd. Method and device for supporting data communication in wireless communication system
US10477513B2 (en) * 2016-04-25 2019-11-12 Qualcomm Incorporated Cooperative group broadcasting of on-demand system information

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150078348A1 (en) * 2013-09-17 2015-03-19 Seunghee Han Transmission of physical broadcast channel (pbch) contents
EP3089521A1 (en) * 2013-12-26 2016-11-02 Huawei Technologies Co., Ltd. Method, device and system for interference control for random access
CN106162779A (zh) * 2015-04-09 2016-11-23 上海贝尔股份有限公司 用于保持用户设备的业务连续性的方法
CN106937400A (zh) * 2015-12-29 2017-07-07 中国移动通信集团江苏有限公司 一种随机接入方法、基站及用户设备

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
LG ELECTRONICS: "NPRACH enhancement in NB-IoT", 《3GPP TSG-RAN WG1 #88BIS R1-1704850》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021159408A1 (en) * 2020-02-13 2021-08-19 Nokia Shanghai Bell Co., Ltd. Enhanced prach preamble
CN115088374A (zh) * 2020-02-13 2022-09-20 上海诺基亚贝尔股份有限公司 增强型prach前导码
CN115702556A (zh) * 2020-06-19 2023-02-14 深圳传音控股股份有限公司 信号处理方法、设备及计算机可读存储介质

Also Published As

Publication number Publication date
EP3641471A4 (en) 2020-06-17
EP3641471A1 (en) 2020-04-22
WO2019028991A1 (zh) 2019-02-14
CN110741715B (zh) 2021-08-20
WO2019028793A1 (zh) 2019-02-14
US20200187265A1 (en) 2020-06-11
US11229060B2 (en) 2022-01-18
EP3641471B1 (en) 2022-01-26

Similar Documents

Publication Publication Date Title
CN110741715B (zh) 随机接入前导码传输方法及装置
CN105325038B (zh) 同步信号收发方法、装置及设备
US10334548B2 (en) Transmitter, receiver and method for generating synchronisation signals
JP6856736B2 (ja) 通信装置、通信方法、及び集積回路
US20180367358A1 (en) User equipment related reference signal design, transmission and reception
EP3736992B1 (en) Communication method, communication device, and network device
KR101994424B1 (ko) 무선 통신 시스템에서 동기 신호를 송수신하는 방법 및 이를 위한 장치
EP3099086B1 (en) Method and device for sending device-to-device synchronization signal, and user equipment
KR20190049594A (ko) 무선 통신 시스템에서 시퀀스의 초기값을 결정하기 위한 방법 및 이를 위한 장치
WO2018202184A1 (zh) 同步信号的发送方法、同步信号的接收方法及相关设备
CN110383906A (zh) 一种被用于无线通信的用户设备、基站中的方法和装置
Wang et al. Secondary synchronization signal in 5G new radio
KR101479776B1 (ko) 무선통신 시스템에서 셀 탐색 과정을 수행하는 방법
CN111937477B (zh) 一种随机接入前导码的传输方法及装置
WO2019222883A1 (zh) 通信方法、通信设备和网络设备
Silva et al. Cell search in long term evolution systems: primary and secondary synchronization
US10925022B2 (en) Method and apparatus for communicating synchronization signals
CN112438065B (zh) 发送位置参考信号的方法、节点、位置确定的方法和设备
Pawar et al. A High Capacity Preamble Sequence for Random Access in Beyond 5G Networks: Design and Analysis
WO2016000468A1 (zh) 设备发现信号的发送方法、装置、设备及系统
KR20240080142A (ko) 통신 시스템에서 무선 신호 송수신 방법 및 장치
KR20190012819A (ko) Nr 시스템에서의 의사 랜덤 시퀀스 생성 방법 및 장치
Mirza Mobile station cell search and synchronization in NB-OFDMA
CN113632557A (zh) 生成用于参考信号的序列
Shukur et al. Implementing primary synchronization channel in mobile cell selection 4G LTE-A network

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant