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HK1035284A1 - High definition television vestigial sideband receiver. - Google Patents

High definition television vestigial sideband receiver.

Info

Publication number
HK1035284A1
HK1035284A1 HK01105817A HK01105817A HK1035284A1 HK 1035284 A1 HK1035284 A1 HK 1035284A1 HK 01105817 A HK01105817 A HK 01105817A HK 01105817 A HK01105817 A HK 01105817A HK 1035284 A1 HK1035284 A1 HK 1035284A1
Authority
HK
Hong Kong
Prior art keywords
high definition
definition television
vestigial sideband
sideband receiver
receiver
Prior art date
Application number
HK01105817A
Inventor
Tian Jun Wang
Original Assignee
Thomson Licensing Sa
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
Priority claimed from GBGB9723052.8A external-priority patent/GB9723052D0/en
Priority claimed from US09/140,207 external-priority patent/US6356598B1/en
Application filed by Thomson Licensing Sa filed Critical Thomson Licensing Sa
Publication of HK1035284A1 publication Critical patent/HK1035284A1/en

Links

Classifications

    • 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
    • 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
    • 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
    • H04L27/066—Carrier recovery 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
    • H04N21/43—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
    • H04N5/14—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
    • 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)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
HK01105817A 1997-10-31 2001-08-17 High definition television vestigial sideband receiver. HK1035284A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9723052.8A GB9723052D0 (en) 1997-10-31 1997-10-31 High definition television vsb receiver
US09/140,207 US6356598B1 (en) 1998-08-26 1998-08-26 Demodulator for an HDTV receiver
PCT/US1998/021793 WO1999023822A1 (en) 1997-10-31 1998-10-15 High definition television vestigial sideband receiver

Publications (1)

Publication Number Publication Date
HK1035284A1 true HK1035284A1 (en) 2001-11-16

Family

ID=26312529

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01105817A HK1035284A1 (en) 1997-10-31 2001-08-17 High definition television vestigial sideband receiver.

Country Status (6)

Country Link
JP (1) JP4149664B2 (en)
KR (1) KR100540675B1 (en)
CN (1) CN1178485C (en)
AU (1) AU1090099A (en)
HK (1) HK1035284A1 (en)
WO (1) WO1999023822A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100348259B1 (en) * 1999-12-21 2002-08-09 엘지전자 주식회사 VSB receiver
KR100407977B1 (en) * 2002-01-17 2003-12-03 엘지전자 주식회사 Apparatus for format conversion
KR20040006309A (en) * 2002-07-11 2004-01-24 엘지전자 주식회사 Apparatus for VSB demodulating in digital TV receiver
KR100451741B1 (en) * 2002-07-15 2004-10-08 엘지전자 주식회사 Apparatus for recovering carrier
CN1317875C (en) * 2003-09-26 2007-05-23 南京Lg新港显示有限公司 Carrier reset device
US7061276B2 (en) * 2004-04-02 2006-06-13 Teradyne, Inc. Digital phase detector
FR2877181B1 (en) * 2004-10-12 2014-05-30 Samsung Electronics Co Ltd Digital television receiver has phase compensator to offset phase of real and imaginary data based on phase offset signal and outputs phase adjusted data
CN101582865B (en) * 2008-05-16 2012-06-13 中兴通讯股份有限公司 Direct-current offset compensation method and device of digital self-adapting mobile TV

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406587A (en) * 1993-02-08 1995-04-11 Zenith Electronics Corporation Error tracking loop
US5606579A (en) * 1994-05-23 1997-02-25 Samsung Electronics Co., Ltd. Digital VSB detector with final IF carrier at submultiple of symbol rate, as for HDTV receiver
KR0155900B1 (en) * 1995-10-18 1998-11-16 김광호 Phase error detecting method and phase tracking loop circuit

Also Published As

Publication number Publication date
WO1999023822A1 (en) 1999-05-14
JP4149664B2 (en) 2008-09-10
CN1178485C (en) 2004-12-01
JP2001522206A (en) 2001-11-13
KR20010031338A (en) 2001-04-16
AU1090099A (en) 1999-05-24
CN1285996A (en) 2001-02-28
KR100540675B1 (en) 2006-01-10

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20081015