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)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Facsimile Transmission Control (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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US8223908B2 (en) 2007-05-02 2012-07-17 Qualcomm Incorporated Selection of acquisition sequences for optimal frequency offset estimation
KR100958031B1 (ko) * 2007-05-17 2010-05-19 엘지전자 주식회사 무선통신 시스템에서 동기 신호를 전송하는 방법
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
EP2406978B1 (en) * 2009-08-26 2012-11-28 Huawei Technologies Co., Ltd. Method for generating DFT coefficients
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
US8774124B2 (en) * 2011-04-24 2014-07-08 Broadcom Corporation Device coexistence 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
CN106534027B (zh) * 2011-09-29 2020-05-19 广东天讯达资讯科技股份有限公司 为无线通信系统生成同步信号的方法
US9404108B2 (en) * 2012-03-04 2016-08-02 Bonac Corporation Micro-RMA 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
US9615341B2 (en) * 2013-11-01 2017-04-04 Futurewei Technologies, Inc. System and method for transmitting a synchronization signal
RU2656609C2 (ru) 2013-11-01 2018-06-06 Хуавэй Текнолоджиз Ко., Лтд. Передающее устройство, приемное устройство и способ для формирования сигналов синхронизации
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
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
PL3516897T3 (pl) 2017-10-31 2021-10-04 Telefonaktiebolaget Lm Ericsson (Publ) Wskazanie numerologii odstępu podnośnych
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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US8223908B2 (en) * 2007-05-02 2012-07-17 Qualcomm Incorporated Selection of acquisition sequences for optimal frequency offset estimation
DE202008018579U1 (de) * 2007-05-02 2016-01-14 Huawei Technologies Co., Ltd. Vorrichtung zum Herstellen eines Synchronisationssignals in einem Kommunikationssystem

Also Published As

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

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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.