FR2788400B1 - Recepteur numerique pour appareil de television et procede associe de reception et de demodulation de plusieurs signaux numeriques - Google Patents

Recepteur numerique pour appareil de television et procede associe de reception et de demodulation de plusieurs signaux numeriques

Info

Publication number
FR2788400B1
FR2788400B1 FR9914112A FR9914112A FR2788400B1 FR 2788400 B1 FR2788400 B1 FR 2788400B1 FR 9914112 A FR9914112 A FR 9914112A FR 9914112 A FR9914112 A FR 9914112A FR 2788400 B1 FR2788400 B1 FR 2788400B1
Authority
FR
France
Prior art keywords
receiving
associated method
television apparatus
digital signals
demodulating multiple
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
FR9914112A
Other languages
English (en)
Other versions
FR2788400A1 (fr
Inventor
Peter Wardlow Shadwell
Adrian Charles Paskins
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.)
Sony Europe Ltd
Original Assignee
Sony United Kingdom 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
Application filed by Sony United Kingdom Ltd filed Critical Sony United Kingdom Ltd
Publication of FR2788400A1 publication Critical patent/FR2788400A1/fr
Application granted granted Critical
Publication of FR2788400B1 publication Critical patent/FR2788400B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen
    • 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
    • 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
    • H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
    • H04N21/4263—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners
    • 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
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
    • H04N21/4316—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations for displaying supplemental content in a region of the screen, e.g. an advertisement in a separate window
    • 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 MPEG packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Circuits Of Receivers In General (AREA)
FR9914112A 1998-11-12 1999-11-10 Recepteur numerique pour appareil de television et procede associe de reception et de demodulation de plusieurs signaux numeriques Expired - Fee Related FR2788400B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9824877A GB2343815B (en) 1998-11-12 1998-11-12 Digital receiver

Publications (2)

Publication Number Publication Date
FR2788400A1 FR2788400A1 (fr) 2000-07-13
FR2788400B1 true FR2788400B1 (fr) 2006-07-28

Family

ID=10842380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9914112A Expired - Fee Related FR2788400B1 (fr) 1998-11-12 1999-11-10 Recepteur numerique pour appareil de television et procede associe de reception et de demodulation de plusieurs signaux numeriques

Country Status (7)

Country Link
US (1) US6542203B1 (fr)
JP (1) JP4264915B2 (fr)
KR (1) KR100671176B1 (fr)
CN (1) CN1183745C (fr)
DE (1) DE19954336A1 (fr)
FR (1) FR2788400B1 (fr)
GB (1) GB2343815B (fr)

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Also Published As

Publication number Publication date
US6542203B1 (en) 2003-04-01
GB2343815A (en) 2000-05-17
JP2000152106A (ja) 2000-05-30
KR20000047616A (ko) 2000-07-25
FR2788400A1 (fr) 2000-07-13
DE19954336A1 (de) 2000-05-18
KR100671176B1 (ko) 2007-01-19
GB2343815B (en) 2003-10-22
CN1256592A (zh) 2000-06-14
JP4264915B2 (ja) 2009-05-20
GB9824877D0 (en) 1999-01-06
CN1183745C (zh) 2005-01-05

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Effective date: 20140731