KR100564836B1 - 수신된 잔류 측파대 방식(ｖｓｂ)으로 변조된 신호를 처리하기 위한 시스템에서 사용하기 위한 장치 및 방법 - Google Patents

수신된 잔류 측파대 방식(ｖｓｂ)으로 변조된 신호를 처리하기 위한 시스템에서 사용하기 위한 장치 및 방법 Download PDF

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Publication number
KR100564836B1
KR100564836B1 KR1020007004456A KR20007004456A KR100564836B1 KR 100564836 B1 KR100564836 B1 KR 100564836B1 KR 1020007004456 A KR1020007004456 A KR 1020007004456A KR 20007004456 A KR20007004456 A KR 20007004456A KR 100564836 B1 KR100564836 B1 KR 100564836B1
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South Korea
Prior art keywords
signal
datastream
demodulated
data
filtered
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Expired - Fee Related
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KR1020007004456A
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English (en)
Korean (ko)
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KR20010031426A (ko
Inventor
왕티안준
Original Assignee
톰슨 라이센싱
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Publication date
Priority claimed from GBGB9723052.8A external-priority patent/GB9723052D0/en
Priority claimed from US09/140,143 external-priority patent/US6697098B1/en
Application filed by 톰슨 라이센싱 filed Critical 톰슨 라이센싱
Publication of KR20010031426A publication Critical patent/KR20010031426A/ko
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/06—Demodulator circuits; Receiver circuits
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/04—Synchronising
    • H04N5/08—Separation of synchronising signals from picture signals
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Picture Signal Circuits (AREA)
  • Television Systems (AREA)
  • Synchronizing For Television (AREA)
KR1020007004456A 1997-10-31 1998-10-15 수신된 잔류 측파대 방식(ｖｓｂ)으로 변조된 신호를 처리하기 위한 시스템에서 사용하기 위한 장치 및 방법 Expired - Fee Related KR100564836B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GBGB9723052.8A GB9723052D0 (en) 1997-10-31 1997-10-31 High definition television vsb receiver
GB9723052.8 1997-10-31
US9/140,143 1998-08-26
US09/140,143 US6697098B1 (en) 1998-08-26 1998-08-26 Co-channel interference detection network for an HDTV receiver
US09/140,143 1998-08-26
PCT/US1998/021799 WO1999023816A1 (en) 1997-10-31 1998-10-15 Co-channel interference detection network for an hdtv receiver

Publications (2)

Publication Number Publication Date
KR20010031426A KR20010031426A (ko) 2001-04-16
KR100564836B1 true KR100564836B1 (ko) 2006-03-30

Family

ID=26312528

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020007004456A Expired - Fee Related KR100564836B1 (ko) 1997-10-31 1998-10-15 수신된 잔류 측파대 방식(ｖｓｂ)으로 변조된 신호를 처리하기 위한 시스템에서 사용하기 위한 장치 및 방법

Country Status (5)

Country Link
JP (1) JP2001522203A (enExample)
KR (1) KR100564836B1 (enExample)
CN (1) CN1143523C (enExample)
AU (1) AU1270699A (enExample)
WO (1) WO1999023816A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6707861B1 (en) 1999-10-26 2004-03-16 Thomson Licensing S.A. Demodulator for an HDTV receiver
KR100392449B1 (ko) * 2001-07-16 2003-07-23 삼성전자주식회사 디지털ｔｖ신호의 재생시스템 및 그 재생방법
US7038733B2 (en) * 2002-01-30 2006-05-02 Ericsson Inc. Television receivers and methods for processing signal sample streams synchronously with line/frame patterns
KR100859868B1 (ko) * 2002-05-30 2008-09-24 삼성전자주식회사 2개의 파일럿을 이용하여 안정되게 반송파를 복원할 수있는 디지털 방송 수신기의 반송파 복원장치
AU2003298620A1 (en) * 2002-11-26 2004-06-18 Thomson Licensing S.A. An ntsc signal detector
BRPI0316557B1 (pt) * 2002-11-26 2018-05-02 Thomson Licensing S.A. Aparelho e método para uso em um receptor para detectar bloqueio de laço de monitoração de portadora
CN100387047C (zh) * 2002-11-26 2008-05-07 汤姆森许可贸易公司 用于检测ntsc同信道干扰的设备和方法
US7672285B2 (en) * 2004-06-28 2010-03-02 Dtvg Licensing, Inc. Method and apparatus for minimizing co-channel interference by scrambling
KR100577703B1 (ko) * 2004-08-27 2006-05-10 삼성전자주식회사 Ｖｓｂ 방식 수신기를 위한 반송파 복원장치 및 그 복원방법
DE102004054893A1 (de) * 2004-11-12 2006-05-24 Micronas Gmbh Verfahren und Schaltungsanordnung zur Kanalfilterung analog oder digital modulierter TV-Signale
CN1988435B (zh) * 2006-12-19 2011-06-08 上海广电（集团）有限公司中央研究院 一种数字比特位同步方法
CN101841503B (zh) * 2009-03-20 2014-01-15 高通创锐讯企业管理(上海)有限公司 Vsb调制系统中采样时钟恢复的方法
JP5561093B2 (ja) * 2010-10-15 2014-07-30 富士通株式会社 データ判定回路および受信装置
CN103297363B (zh) * 2012-02-27 2016-03-16 晨星软件研发(深圳)有限公司 符号率检测装置及符号率检测方法
TWI822030B (zh) * 2022-05-05 2023-11-11 律芯科技股份有限公司 雜訊整型式數位自動增益控制系統

Citations (1)

* 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

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5087975A (en) * 1990-11-09 1992-02-11 Zenith Electronics Corporation VSB HDTV transmission system with reduced NTSC co-channel interference
US5260793A (en) * 1991-07-18 1993-11-09 Zenith Electronics Corporation Receiver post coder selection circuit
US5452015A (en) * 1994-02-10 1995-09-19 Philips Electronics North America Corporation Method and apparatus for combating co-channel NTSC interference for digital TV transmission
US5546132A (en) * 1994-12-07 1996-08-13 Goldstar Co., Ltd. NTSC interference detector
KR0151529B1 (ko) * 1995-10-31 1998-10-15 김광호 엔티에스씨 리젝션 필터의 구동선택을 제어하는 장치 및 방법

Patent Citations (1)

* 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

Also Published As

Publication number Publication date
WO1999023816A1 (en) 1999-05-14
CN1143523C (zh) 2004-03-24
AU1270699A (en) 1999-05-24
CN1285993A (zh) 2001-02-28
KR20010031426A (ko) 2001-04-16
JP2001522203A (ja) 2001-11-13
HK1035288A1 (en) 2001-11-16

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