CN1954536B - 符号时序模糊校正 - Google Patents

符号时序模糊校正 Download PDF

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Publication number
CN1954536B
CN1954536B CN2005800153345A CN200580015334A CN1954536B CN 1954536 B CN1954536 B CN 1954536B CN 2005800153345 A CN2005800153345 A CN 2005800153345A CN 200580015334 A CN200580015334 A CN 200580015334A CN 1954536 B CN1954536 B CN 1954536B
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CN
China
Prior art keywords
signal
value
peak
correlator
centroid
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN2005800153345A
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English (en)
Chinese (zh)
Other versions
CN1954536A (zh
Inventor
伊沃内特·马尔克曼
加百利·阿尔弗雷德·埃德
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thomson Licensing SAS
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Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of CN1954536A publication Critical patent/CN1954536A/zh
Application granted granted Critical
Publication of CN1954536B publication Critical patent/CN1954536B/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • 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
    • 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
    • H04L7/042—Detectors therefor, e.g. correlators, state machines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/211—Ghost signal cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/455—Demodulation-circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
CN2005800153345A 2004-05-12 2005-03-29 符号时序模糊校正 Expired - Fee Related CN1954536B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US57029604P 2004-05-12 2004-05-12
US57029704P 2004-05-12 2004-05-12
US60/570,297 2004-05-12
US60/570,296 2004-05-12
PCT/US2005/010518 WO2005114891A1 (en) 2004-05-12 2005-03-29 Symbol timing ambiguity correction

Publications (2)

Publication Number Publication Date
CN1954536A CN1954536A (zh) 2007-04-25
CN1954536B true CN1954536B (zh) 2011-05-18

Family

ID=34964265

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2005800153345A Expired - Fee Related CN1954536B (zh) 2004-05-12 2005-03-29 符号时序模糊校正

Country Status (8)

Country Link
US (1) US7706489B2 (enExample)
EP (1) EP1745585B1 (enExample)
JP (1) JP4921360B2 (enExample)
KR (1) KR101100342B1 (enExample)
CN (1) CN1954536B (enExample)
DE (1) DE602005019558D1 (enExample)
MY (1) MY141691A (enExample)
WO (1) WO2005114891A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7706483B2 (en) * 2004-05-12 2010-04-27 Thomson Licensing Carrier phase ambiguity correction
TWI255100B (en) * 2004-09-17 2006-05-11 Via Tech Inc Method and apparatus for channel impulse response estimation in GSM systems
US8781050B2 (en) 2009-12-17 2014-07-15 Electronics And Telecommunications Research Institute Method and apparatus for estimating symbol timing

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5604541A (en) * 1994-11-14 1997-02-18 Lg Electronics Inc. High definition television receiver
EP0984577A2 (en) * 1995-06-30 2000-03-08 Interdigital Technology Corporation A code sequence generator apparatus for a CDMA modem

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6272241A (ja) * 1985-09-25 1987-04-02 Mitsubishi Electric Corp フレ−ム同期装置
JP2801782B2 (ja) * 1990-02-07 1998-09-21 三菱電機株式会社 フレーム位相推定方法及び回路
KR0143115B1 (ko) * 1995-06-09 1998-07-15 김광호 심볼 타이밍 복구회로 및 방법
EP0772332A3 (en) 1995-11-02 2000-10-11 British Broadcasting Corporation Synchronisation of OFDM signals
KR100252987B1 (ko) * 1998-03-12 2000-04-15 구자홍 디지탈 텔레비젼 수신기
JP3619384B2 (ja) * 1999-03-01 2005-02-09 株式会社日立国際電気 シンボルタイミング検出方法
US6795510B2 (en) * 2002-04-12 2004-09-21 Thomson Licensing S.A. Apparatus and method for symbol timing recovery
EP1668903A4 (en) * 2003-09-12 2011-01-05 Nielsen Media Res Inc DEVICES AND METHOD FOR DIGITAL VIDEO SIGNATURES FOR USE WITH VIDEO PROGRAM IDENTIFICATION SYSTEMS

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5604541A (en) * 1994-11-14 1997-02-18 Lg Electronics Inc. High definition television receiver
EP0984577A2 (en) * 1995-06-30 2000-03-08 Interdigital Technology Corporation A code sequence generator apparatus for a CDMA modem

Also Published As

Publication number Publication date
KR20070014168A (ko) 2007-01-31
CN1954536A (zh) 2007-04-25
DE602005019558D1 (de) 2010-04-08
US7706489B2 (en) 2010-04-27
JP2007537661A (ja) 2007-12-20
WO2005114891A1 (en) 2005-12-01
US20070229713A1 (en) 2007-10-04
JP4921360B2 (ja) 2012-04-25
MY141691A (en) 2010-06-15
EP1745585B1 (en) 2010-02-24
KR101100342B1 (ko) 2011-12-30
EP1745585A1 (en) 2007-01-24

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SE01 Entry into force of request for substantive examination
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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110518

Termination date: 20130329