BR112020000008A2 - geração de sequência de sinal de referência de desmodulação (dmrs) e mapeamento de recurso para transmissões de canal de difusão físico (pbch) - Google Patents

geração de sequência de sinal de referência de desmodulação (dmrs) e mapeamento de recurso para transmissões de canal de difusão físico (pbch) Download PDF

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Publication number
BR112020000008A2
BR112020000008A2 BR112020000008-6A BR112020000008A BR112020000008A2 BR 112020000008 A2 BR112020000008 A2 BR 112020000008A2 BR 112020000008 A BR112020000008 A BR 112020000008A BR 112020000008 A2 BR112020000008 A2 BR 112020000008A2
Authority
BR
Brazil
Prior art keywords
dmrs
pbch
cell
tones
symbol
Prior art date
Application number
BR112020000008-6A
Other languages
English (en)
Portuguese (pt)
Inventor
Wooseok Nam
Tao Luo
Xiao Feng Wang
Sony Akkarakaran
Makesh Pravin John Wilson
Sumeeth Nagaraja
Kaushik Chakraborty
Shengbo Chen
Original Assignee
Qualcomm Incorporated
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 Qualcomm Incorporated filed Critical Qualcomm Incorporated
Publication of BR112020000008A2 publication Critical patent/BR112020000008A2/pt

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Classifications

    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H04J11/0079—Acquisition of downlink reference signals, e.g. detection of cell-ID
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H04J11/0083—Multi-mode cell search, i.e. where several modes or systems can be used, e.g. backwards compatible, dual mode or flexible systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H04J11/0086—Search parameters, e.g. search strategy, accumulation length, range of search, thresholds
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26132—Structure of the reference signals using repetition
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • 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
    • H04B7/0684—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 using different training sequences per antenna
    • 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—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • 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
    • H04W72/20—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
BR112020000008-6A 2017-07-10 2018-06-28 geração de sequência de sinal de referência de desmodulação (dmrs) e mapeamento de recurso para transmissões de canal de difusão físico (pbch) BR112020000008A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762530824P 2017-07-10 2017-07-10
US62/530,824 2017-07-10
US16/020,248 2018-06-27
US16/020,248 US20190013917A1 (en) 2017-07-10 2018-06-27 Demodulation reference signal (dmrs) sequence generation and resource mapping for physical broadcast channel (pbch) transmissions
PCT/US2018/039977 WO2019013986A1 (en) 2017-07-10 2018-06-28 DEMODULATION REFERENCE SIGNAL (DMRS) SEQUENCE GENERATION AND RESOURCE MATCHING FOR PHYSICAL BROADCAST CHANNEL (PBCH) TRANSMISSIONS

Publications (1)

Publication Number Publication Date
BR112020000008A2 true BR112020000008A2 (pt) 2020-07-21

Family

ID=64903452

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112020000008-6A BR112020000008A2 (pt) 2017-07-10 2018-06-28 geração de sequência de sinal de referência de desmodulação (dmrs) e mapeamento de recurso para transmissões de canal de difusão físico (pbch)

Country Status (8)

Country Link
US (1) US20190013917A1 (https=)
EP (1) EP3652879B1 (https=)
JP (1) JP7295813B2 (https=)
KR (1) KR102672357B1 (https=)
CN (1) CN110870244B (https=)
BR (1) BR112020000008A2 (https=)
TW (1) TWI749241B (https=)
WO (1) WO2019013986A1 (https=)

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WO2018229952A1 (ja) * 2017-06-15 2018-12-20 株式会社Ｎｔｔドコモ ユーザ端末及び無線通信方法
US10880062B2 (en) 2017-06-29 2020-12-29 Qualcomm Incorporated Providing protection for information delivered in demodulation reference signals (DMRS)
US11283578B2 (en) 2017-07-11 2022-03-22 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus for controlling inter-cell signal interference, User Equipment and base station
CN109309557B (zh) * 2017-07-28 2020-09-01 电信科学技术研究院 一种信号处理方法、装置、设备及计算机可读存储介质
WO2019027180A1 (ko) * 2017-07-31 2019-02-07 한국전자통신연구원 통신 시스템에서 동기 신호의 송수신 방법
WO2019157694A1 (en) * 2018-02-14 2019-08-22 Zte Corporation Initialization and use of demodulation reference signal
US11432369B2 (en) 2018-06-19 2022-08-30 Apple Inc. Reference signal and control information processing in 5G-NR wireless systems
CN113302890B (zh) 2019-01-10 2024-03-01 苹果公司 用于在高于52.6千兆赫（ghz）载波频率下操作的系统的参考信号设计
KR102208130B1 (ko) * 2019-01-11 2021-01-27 엘지전자 주식회사 비면허 대역에서 동기 신호 블록을 송수신하는 방법 및 이를 위한 장치
WO2020153212A1 (ja) * 2019-01-23 2020-07-30 株式会社Ｎｔｔドコモ ユーザ端末及び無線通信方法
CN110336655B (zh) * 2019-08-09 2022-01-28 北京紫光展锐通信技术有限公司 Ssb候选位置索引指示、接收方法及装置、存储介质、基站、用户设备
CN112399612B (zh) * 2019-08-16 2024-01-09 华为技术有限公司 一种通信方法和装置
US11671117B2 (en) * 2020-04-10 2023-06-06 Qualcomm Incorporated Sequence interleaving for conveying multi-bit payloads
CN111988246B (zh) * 2020-08-31 2022-08-16 锐捷网络股份有限公司 一种广播信道解调参考信号检测方法、装置、设备和介质
EP4349073A4 (en) * 2021-11-16 2024-10-23 ZTE Corporation Systems, methods, and non-transitory processor-readable media for determining demodulation reference signals
CN116192572A (zh) * 2023-02-23 2023-05-30 成都新基讯通信技术有限公司 一种多输入多输出系统的物理广播信道接收方法及系统
US20250141623A1 (en) * 2023-11-01 2025-05-01 Qualcomm Incorporated Channel aware demodulation reference signal
CN120415667A (zh) * 2024-01-31 2025-08-01 华为技术有限公司 通信方法及装置

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US9369885B2 (en) * 2011-04-12 2016-06-14 Qualcomm Incorporated Method and apparatus for selecting reference signal tones for decoding a channel
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EP2901640A2 (en) * 2012-09-26 2015-08-05 Interdigital Patent Holdings, Inc. Methods, systems and apparatuses for operation in long-term evolution (lte) systems
US11128414B2 (en) * 2013-04-05 2021-09-21 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for broadcasting synchronization signals and system information in a new type carrier
US9510208B2 (en) * 2013-10-04 2016-11-29 Qualcomm Incorporated Sequence generation for shared spectrum
CN106165324B (zh) * 2014-04-08 2018-08-14 高通股份有限公司 干扰消除
WO2016171765A1 (en) * 2015-04-22 2016-10-27 Intel IP Corporation Transmission designs for radio access technologies
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WO2018143771A1 (ko) * 2017-02-06 2018-08-09 엘지전자 주식회사 무선 통신 시스템에서 단말과 기지국간 신호 송수신 방법 및 이를 지원하는 장치
US10925023B2 (en) * 2017-05-04 2021-02-16 Innovative Technology Lab Co., Ltd. Method and apparatus for communicating reference signal for broadcast channel
MX2019014881A (es) * 2017-06-15 2020-02-13 Sharp Kk Metodo y aparato para generar y usar una se?al de referencia para canal de difusion para un sistema de radio.

Also Published As

Publication number Publication date
TWI749241B (zh) 2021-12-11
US20190013917A1 (en) 2019-01-10
CN110870244A (zh) 2020-03-06
JP2020526963A (ja) 2020-08-31
CA3066088A1 (en) 2019-01-17
KR20200024206A (ko) 2020-03-06
EP3652879B1 (en) 2022-08-24
KR102672357B1 (ko) 2024-06-04
EP3652879A1 (en) 2020-05-20
TW201909612A (zh) 2019-03-01
JP7295813B2 (ja) 2023-06-21
WO2019013986A1 (en) 2019-01-17
CN110870244B (zh) 2022-02-15

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B350 Update of information on the portal [chapter 15.35 patent gazette]
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]