BRPI0807071A2 - Método e aparelho para estabelecer um sinal de sincronização em um sistema de comunicação - Google Patents

Método e aparelho para estabelecer um sinal de sincronização em um sistema de comunicação

Info

Publication number
BRPI0807071A2
BRPI0807071A2 BRPI0807071-7A2A BRPI0807071A BRPI0807071A2 BR PI0807071 A2 BRPI0807071 A2 BR PI0807071A2 BR PI0807071 A BRPI0807071 A BR PI0807071A BR PI0807071 A2 BRPI0807071 A2 BR PI0807071A2
Authority
BR
Brazil
Prior art keywords
communication system
establishing
synchronization sign
synchronization signal
time representation
Prior art date
Application number
BRPI0807071-7A2A
Other languages
English (en)
Inventor
Branislav M Popovic
Original Assignee
Huawei Tech 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39943135&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0807071(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of BRPI0807071A2 publication Critical patent/BRPI0807071A2/pt
Publication of BRPI0807071B1 publication Critical patent/BRPI0807071B1/pt

Links

Classifications

    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H04J13/0062—Zadoff-Chu
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/102—Combining codes
    • H04J13/107—Combining codes by concatenation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/14—Generation of codes with a zero correlation zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Radio Relay Systems (AREA)
  • Facsimile Transmission Control (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
BRPI0807071A 2007-05-02 2008-04-29 método, transmissor, receptor e sistema para estabelecer um sinal de sincronização para transmissão em um sistema de comunicação BRPI0807071B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0701056 2007-05-02
PCT/CN2008/070844 WO2008134976A1 (en) 2007-05-02 2008-04-29 Method and apparatus of establishing a synchronisation signal in a communication system

Publications (2)

Publication Number Publication Date
BRPI0807071A2 true BRPI0807071A2 (pt) 2014-04-08
BRPI0807071B1 BRPI0807071B1 (pt) 2017-01-17

Family

ID=39943135

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0807071A BRPI0807071B1 (pt) 2007-05-02 2008-04-29 método, transmissor, receptor e sistema para estabelecer um sinal de sincronização para transmissão em um sistema de comunicação

Country Status (13)

Country Link
US (1) US7751490B2 (pt)
EP (1) EP2090050B2 (pt)
JP (3) JP5280376B2 (pt)
CN (1) CN101299742B (pt)
AT (1) ATE495616T2 (pt)
BR (1) BRPI0807071B1 (pt)
DE (2) DE202008018579U1 (pt)
DK (1) DK2090050T4 (pt)
ES (1) ES2361108T5 (pt)
PL (1) PL2090050T5 (pt)
PT (1) PT2090050E (pt)
SI (1) SI2090050T2 (pt)
WO (1) WO2008134976A1 (pt)

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WO2007082408A1 (en) 2006-01-18 2007-07-26 Huawei Technologies Co., Ltd. Method for improved synchronization and information transmission in a communication system
GB2458418B (en) 2006-12-19 2011-08-03 Lg Electronics Inc Sequence generating method for efficient detection and method for transmitting and receiving signals using the same
US8223908B2 (en) * 2007-05-02 2012-07-17 Qualcomm Incorporated Selection of acquisition sequences for optimal frequency offset estimation
SI2090050T2 (sl) * 2007-05-02 2017-10-30 Huawei Technologies Co., Ltd. Postopek vzpostavljanja sinhronizacijskega signala v komunikacijskem sistemu
JP5113242B2 (ja) * 2007-05-17 2013-01-09 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおいて同期信号を伝送する方法
KR100938756B1 (ko) 2007-07-06 2010-01-26 엘지전자 주식회사 무선통신 시스템에서 셀 탐색 과정을 수행하는 방법
KR101231512B1 (ko) * 2008-05-09 2013-02-07 한국전자통신연구원 무선통신시스템의 셀 탐색에서 주파수 오프셋에 강한 심볼 동기 획득 장치 및 방법
JP4652443B2 (ja) * 2008-12-26 2011-03-16 富士通株式会社 離散フーリエ変換演算処理装置及び無線通信装置
WO2011022885A1 (en) * 2009-08-26 2011-03-03 Huawei Technologies Co., Ltd. Method for generating dft coefficients
CN103262447A (zh) 2011-03-14 2013-08-21 日电（中国）有限公司 一种用于主同步信号检测的方法和设备
US9113490B2 (en) * 2011-04-24 2015-08-18 Broadcom Corporation Short training field (STF) for use within single user, multiple user, multiple access, and/or MIMO wireless communications
CN102761355A (zh) * 2011-04-29 2012-10-31 华为技术有限公司 控制信道的通信方法和装置
CN102143103A (zh) * 2011-05-19 2011-08-03 新邮通信设备有限公司 一种导频序列的生成方法
EP2761836B1 (en) 2011-09-29 2016-11-02 Huawei Technologies Co., Ltd. Method for generating synchronization signals for wireless communication systems
EP3254700B1 (en) * 2012-03-04 2019-10-23 Bonac Corporation Micro-rna inhibitor
JP5712953B2 (ja) * 2012-03-08 2015-05-07 アイコム株式会社 通信機および通信方法
JP6020998B2 (ja) * 2012-09-18 2016-11-02 国立大学法人茨城大学 無線通信システム、及び無線通信方法
CN105659553B (zh) * 2013-11-01 2019-07-19 华为技术有限公司 发送器、接收器以及生成同步信号的方法
US9615341B2 (en) 2013-11-01 2017-04-04 Futurewei Technologies, Inc. System and method for transmitting a synchronization signal
WO2016041463A1 (en) * 2014-09-18 2016-03-24 Huawei Technologies Co., Ltd. Common broadcast channel low papr signaling in massive mimo systems
US9973362B2 (en) 2014-03-07 2018-05-15 Huawei Technologies Co., Ltd. Common broadcast channel low PAPR signaling in massive MIMO systems
WO2016049270A2 (en) 2014-09-25 2016-03-31 Intel Corporation User equipment and synchronization methods for device to device (d2d) communication
US10200872B2 (en) * 2014-10-08 2019-02-05 Qualcomm Incorporated DC subcarrier handling in narrowband devices
CN104410597B (zh) * 2014-11-20 2017-09-01 武汉邮电科学研究院 一种基于两级同步头序列的ofdm信号时域同步方法
CN107409028B (zh) * 2015-03-12 2023-05-16 华为技术有限公司 发射设备、接收设备及其方法
US10165536B2 (en) * 2015-06-19 2018-12-25 Qualcomm Incorporated System scanning and acquisition
US10200874B2 (en) * 2016-09-29 2019-02-05 Qualcomm Incorporated Signature sequence for system identification in a shared spectrum
WO2018058547A1 (en) * 2016-09-30 2018-04-05 Nec Corporation Methods and apparatuses for synchronous signal transmission
CN115225444A (zh) 2017-10-31 2022-10-21 瑞典爱立信有限公司 用于子载波间隔参数集的指示的方法和装置
CN110266429A (zh) * 2019-04-18 2019-09-20 四川大学 一种基于高阶累积量的信号帧结构检测方法
CN111970063B (zh) * 2020-08-26 2022-04-29 北京字节跳动网络技术有限公司 一种通信方法、装置、设备和存储介质

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KR100377356B1 (ko) * 2000-05-19 2003-03-26 삼성전자주식회사 대칭구조의 프리앰블을 적용한 직교 주파수 분할 다중전송 방식 신호의 심볼/주파수 동기 방법
CN1780276B (zh) * 2004-11-25 2012-01-04 都科摩（北京）通信技术研究中心有限公司 正交频分复用系统中联合时间同步和频偏估计方法及装置
US7830998B2 (en) * 2006-01-17 2010-11-09 Edgewater Computer Systems, Inc. Approximate linear FM synchronization symbols for a bandwidth configurable OFDM modem
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WO2007082408A1 (en) * 2006-01-18 2007-07-26 Huawei Technologies Co., Ltd. Method for improved synchronization and information transmission in a communication system
US7706249B2 (en) * 2006-02-08 2010-04-27 Motorola, Inc. Method and apparatus for a synchronization channel in an OFDMA system
US7911935B2 (en) * 2006-02-08 2011-03-22 Motorola Mobility, Inc. Method and apparatus for interleaving sequence elements of an OFDMA synchronization channel
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US8223908B2 (en) * 2007-05-02 2012-07-17 Qualcomm Incorporated Selection of acquisition sequences for optimal frequency offset estimation
SI2090050T2 (sl) * 2007-05-02 2017-10-30 Huawei Technologies Co., Ltd. Postopek vzpostavljanja sinhronizacijskega signala v komunikacijskem sistemu

Also Published As

Publication number Publication date
JP6080050B2 (ja) 2017-02-15
PL2090050T3 (pl) 2011-10-31
EP2090050B1 (en) 2011-01-12
ES2361108T3 (es) 2011-06-14
PT2090050E (pt) 2011-04-14
BRPI0807071B1 (pt) 2017-01-17
ES2361108T5 (es) 2017-10-31
EP2090050A1 (en) 2009-08-19
EP2090050A4 (en) 2010-02-17
US20100034305A1 (en) 2010-02-11
DE602008004427D1 (de) 2011-02-24
JP5642838B2 (ja) 2014-12-17
SI2090050T2 (sl) 2017-10-30
CN101299742A (zh) 2008-11-05
WO2008134976A1 (en) 2008-11-13
CN101299742B (zh) 2010-12-01
JP5280376B2 (ja) 2013-09-04
DK2090050T4 (da) 2017-09-25
SI2090050T1 (sl) 2011-05-31
EP2090050B2 (en) 2017-06-07
US7751490B2 (en) 2010-07-06
JP2013179684A (ja) 2013-09-09
PL2090050T5 (pl) 2018-02-28
ATE495616T2 (de) 2011-01-15
DK2090050T3 (da) 2011-05-02
DE202008018579U1 (de) 2016-01-14
JP2010517452A (ja) 2010-05-20
JP2015053717A (ja) 2015-03-19

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Legal Events

Date Code Title Description
B65X Notification of requirement for priority examination of patent application
B65Y Grant of priority examination of the patent application (request complies with dec. 132/06 of 20061117)
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 29/04/2008, OBSERVADAS AS CONDICOES LEGAIS.