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)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Facsimile Transmission Control (AREA)
  • Radio Relay Systems (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) DE602008004427D1 (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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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
BRPI0807071B1 (pt) * 2007-05-02 2017-01-17 Huawei Tech Co Ltd método, transmissor, receptor e sistema para estabelecer um sinal de sincronização para transmissão em um sistema de comunicação
EP2145420B1 (en) * 2007-05-17 2012-10-17 LG Electronics Inc. Method of transmitting synchronization signal in wireless communication system
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
PT2406978E (pt) * 2009-08-26 2013-01-31 Huawei Tech Co Ltd Método para geração de coeficientes de dft
JP5612224B2 (ja) * 2011-03-14 2014-10-22 エヌイーシー（チャイナ）カンパニー， リミテッドＮＥＣ（Ｃｈｉｎａ）Ｃｏ．，Ｌｔｄ． プライマリ同期信号検出方法および装置
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
CN108715594B (zh) * 2012-03-04 2020-12-04 株式会社博纳克 微小rna抑制剂
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
US9615341B2 (en) 2013-11-01 2017-04-04 Futurewei Technologies, Inc. System and method for transmitting a synchronization signal
CN110365366B (zh) 2013-11-01 2021-09-03 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
US9973362B2 (en) 2014-03-07 2018-05-15 Huawei Technologies Co., Ltd. Common broadcast channel low PAPR signaling in massive MIMO systems
EP3186938A4 (en) * 2014-09-18 2017-09-20 Huawei Technologies Co., Ltd. Common broadcast channel low papr signaling in massive mimo systems
CN106605433B (zh) * 2014-09-25 2020-08-18 苹果公司 用于设备到设备(d2d)通信的用户设备和同步方法
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
EP3257184B1 (en) * 2015-03-12 2020-05-27 Huawei Technologies Co., Ltd. Multi-carrier transmitting device, receiving device and methods thereof
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
US11855821B2 (en) 2016-09-30 2023-12-26 Nec Corporation Methods and apparatuses for synchronous signal transmission
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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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JP4288777B2 (ja) * 1999-08-11 2009-07-01 ソニー株式会社 マルチキャリア信号送信装置及びマルチキャリア信号受信装置
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
WO2007082372A1 (en) 2006-01-17 2007-07-26 Edgewater Computer Systems, Inc. Approximate linear fm synchronization symbols for a bandwidth configurable ofdm modem
PT1980030E (pt) * 2006-01-18 2010-12-02 Huawei Tech Co Ltd Método para uma melhor sincronização e transmissão de informações num sistema de comunicação
US7911935B2 (en) * 2006-02-08 2011-03-22 Motorola Mobility, Inc. Method and apparatus for interleaving sequence elements of an OFDMA synchronization channel
US7706249B2 (en) * 2006-02-08 2010-04-27 Motorola, Inc. Method and apparatus for a synchronization channel in an OFDMA system
JP5426883B2 (ja) * 2006-03-07 2014-02-26 コーニンクレッカ フィリップス エヌ ヴェ Ｏｆｄｍシステムにおけるトーンノッチングを用いる同期シーケンス
US20080002566A1 (en) * 2006-06-29 2008-01-03 Zhongshan Zhang Training sequence generating method, a communication system and communication method
JPWO2008018145A1 (ja) * 2006-08-10 2009-12-24 パナソニック株式会社 Ｏｆｄｍ送信装置およびｏｆｄｍ受信装置
BRPI0807071B1 (pt) * 2007-05-02 2017-01-17 Huawei Tech Co Ltd método, transmissor, receptor e sistema para estabelecer um sinal de sincronização para transmissão em um sistema de comunicação
US8223908B2 (en) * 2007-05-02 2012-07-17 Qualcomm Incorporated Selection of acquisition sequences for optimal frequency offset estimation

Also Published As

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

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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.