CN101809930B - Dmb-t系统的时间频率同步和帧号检测 - Google Patents

Dmb-t系统的时间频率同步和帧号检测 Download PDF

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Publication number
CN101809930B
CN101809930B CN2008801086110A CN200880108611A CN101809930B CN 101809930 B CN101809930 B CN 101809930B CN 2008801086110 A CN2008801086110 A CN 2008801086110A CN 200880108611 A CN200880108611 A CN 200880108611A CN 101809930 B CN101809930 B CN 101809930B
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China
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frame
signal
frame number
maximum
sequence
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Expired - Fee Related
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CN2008801086110A
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Chinese (zh)
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CN101809930A (zh
Inventor
陈厚昕
高文
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InterDigital VC Holdings Inc
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Thomson Licensing SAS
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/08—Speed or phase control by synchronisation signals the synchronisation signals recurring cyclically
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/043—Pseudo-noise [PN] codes variable during transmission

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
CN2008801086110A 2007-09-28 2008-07-23 Dmb-t系统的时间频率同步和帧号检测 Expired - Fee Related CN101809930B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US99578207P 2007-09-28 2007-09-28
US60/995,782 2007-09-28
PCT/US2008/008930 WO2009045244A1 (en) 2007-09-28 2008-07-23 Time-frequency synchronization and frame number detection for dmb-t systems

Publications (2)

Publication Number Publication Date
CN101809930A CN101809930A (zh) 2010-08-18
CN101809930B true CN101809930B (zh) 2013-08-14

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CN2008801086110A Expired - Fee Related CN101809930B (zh) 2007-09-28 2008-07-23 Dmb-t系统的时间频率同步和帧号检测
CN200880109233.8A Expired - Fee Related CN101874381B (zh) 2007-09-28 2008-07-23 Dmb-t系统的时频同步和帧编号检测

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Country Status (7)

Country Link
US (2) US20100329405A1 (cg-RX-API-DMAC10.html)
EP (2) EP2193624A1 (cg-RX-API-DMAC10.html)
JP (2) JP5379145B2 (cg-RX-API-DMAC10.html)
KR (2) KR101479599B1 (cg-RX-API-DMAC10.html)
CN (2) CN101809930B (cg-RX-API-DMAC10.html)
BR (2) BRPI0816664A2 (cg-RX-API-DMAC10.html)
WO (2) WO2009045245A1 (cg-RX-API-DMAC10.html)

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EP2193624A1 (en) * 2007-09-28 2010-06-09 Thomson Licensing Time-frequency synchronization and frame number detection for dmb-t systems
EP2141877A1 (en) * 2008-06-30 2010-01-06 THOMSON Licensing Receiver and method for frequency offset estimation based on correlation techniques
JP5208815B2 (ja) * 2009-03-03 2013-06-12 株式会社東芝 フレーム番号検出装置
EP2422499A1 (en) * 2009-04-23 2012-02-29 Koninklijke Philips Electronics N.V. Frequency offset and channel gain tracking for enhanced transmission efficiency
JP5032538B2 (ja) * 2009-08-28 2012-09-26 株式会社東芝 伝送路応答推定器
TWI401981B (zh) * 2010-04-07 2013-07-11 Novatek Microelectronics Corp 通信系統中基於差別相關性的框架同步裝置與方法
BR112013033527B8 (pt) 2011-06-27 2023-01-10 Viavi Solutions Inc Método para detectar dispersão em sistema digital a cabo, aparelho para identificar sinal catv digital e aparelho para determinar se um sinal recebido é uma identificação de catv digital inserida entre canais catv digitais adjacentes
US9094906B2 (en) * 2011-11-11 2015-07-28 Telefonaktiebolaget Lm Ericsson (Publ) Multi-stage timing and frequency synchronization
JP5752575B2 (ja) * 2011-11-29 2015-07-22 株式会社東芝 クロック周波数誤差検出装置
JP5668003B2 (ja) 2012-03-09 2015-02-12 株式会社東芝 信号識別装置
JP6143607B2 (ja) * 2012-10-03 2017-06-07 三菱電機株式会社 フレーム同期検出装置及び受信装置
US20150014056A1 (en) * 2013-07-15 2015-01-15 Ryan Directional Services Dynamic response apparatus and methods triggered by conditions
TWI589137B (zh) * 2015-01-28 2017-06-21 晨星半導體股份有限公司 估測方法與裝置、取樣頻率偏移之計算方法以及相位估測方法與裝置
CN105991487A (zh) * 2015-02-02 2016-10-05 晨星半导体股份有限公司 估测方法与装置、取样频率偏移的计算方法以及相位估测方法与装置
WO2021134397A1 (zh) * 2019-12-31 2021-07-08 上海飞来信息科技有限公司 用于无线传输图像的方法及装置、存储介质及电子设备

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JP2000078234A (ja) * 1998-08-27 2000-03-14 Nippon Telegr & Teleph Corp <Ntt> 番号確定方法およびデータ通信装置
KR100453031B1 (ko) * 1998-12-28 2005-02-02 삼성전자주식회사 직교주파수분할다중화수신기초기주파수동기장치및그방법
SE513768C2 (sv) * 1999-03-26 2000-11-06 Ericsson Telefon Ab L M Förfarande för effektiv synkronisering i ett kommunikationssystem
CA2342529A1 (en) * 2001-03-29 2002-09-29 Shiquan Wu System and method for radio transmitter acquisition
EP1282258A1 (en) * 2001-08-02 2003-02-05 Mitsubishi Electric Information Technology Centre Europe B.V. Method and apparatus for synchronising receivers
KR20090108089A (ko) * 2003-02-05 2009-10-14 인터디지탈 테크날러지 코포레이션 무선 통신 시스템의 초기 셀 검색 방법
CN100539484C (zh) * 2004-03-31 2009-09-09 清华大学 时域同步正交频分复用接收机的帧同步方法及其系统
KR100606050B1 (ko) * 2004-09-17 2006-07-28 삼성전자주식회사 통신 시스템에서 동기 추출 장치 및 방법
KR101174131B1 (ko) * 2004-10-14 2012-08-14 삼성전자주식회사 멀티미디어 방송 수신시의 에러 검출 방법 및 장치
KR100689440B1 (ko) 2005-04-26 2007-03-08 삼성전자주식회사 디지털 멀티미디어 방송시스템에서의 데이터 송수신 장치및 방법
KR100735359B1 (ko) * 2005-07-04 2007-07-04 삼성전자주식회사 디지털 멀티미디어 방송시스템에서의 데이터 송수신 장치및 방법
KR100797470B1 (ko) * 2005-08-26 2008-01-24 엘지전자 주식회사 Ｏｆｄｍ 변조신호 수신장치의 보호구간 검출기
EP2193624A1 (en) * 2007-09-28 2010-06-09 Thomson Licensing Time-frequency synchronization and frame number detection for dmb-t systems
WO2009042008A1 (en) * 2007-09-28 2009-04-02 Thomson Licensing Spectrum sensing for dmb-t systems using pn frame headers

Also Published As

Publication number Publication date
BRPI0816664A2 (pt) 2015-03-17
EP2193624A1 (en) 2010-06-09
KR20100057075A (ko) 2010-05-28
WO2009045245A1 (en) 2009-04-09
KR20100059903A (ko) 2010-06-04
BRPI0816424A2 (pt) 2015-03-03
CN101809930A (zh) 2010-08-18
JP5379145B2 (ja) 2013-12-25
US8311163B2 (en) 2012-11-13
EP2193625A1 (en) 2010-06-09
US20110002418A1 (en) 2011-01-06
JP2010541377A (ja) 2010-12-24
US20100329405A1 (en) 2010-12-30
EP2193625B1 (en) 2017-06-21
JP5291714B2 (ja) 2013-09-18
CN101874381B (zh) 2014-03-12
KR101479599B1 (ko) 2015-01-07
KR101375506B1 (ko) 2014-03-18
JP2010541378A (ja) 2010-12-24
CN101874381A (zh) 2010-10-27
WO2009045244A1 (en) 2009-04-09

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