NL1018679A1 - Digital television distribution system. - Google Patents

Digital television distribution system.

Info

Publication number
NL1018679A1
NL1018679A1 NL1018679A NL1018679A NL1018679A1 NL 1018679 A1 NL1018679 A1 NL 1018679A1 NL 1018679 A NL1018679 A NL 1018679A NL 1018679 A NL1018679 A NL 1018679A NL 1018679 A1 NL1018679 A1 NL 1018679A1
Authority
NL
Netherlands
Prior art keywords
distribution system
digital television
television distribution
digital
television
Prior art date
Application number
NL1018679A
Other languages
Dutch (nl)
Other versions
NL1018679C2 (en
Inventor
Guy Moreillon
Eric Chaubert
Original Assignee
Nagravision 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
Application filed by Nagravision Sa filed Critical Nagravision Sa
Publication of NL1018679A1 publication Critical patent/NL1018679A1/en
Application granted granted Critical
Publication of NL1018679C2 publication Critical patent/NL1018679C2/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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/2362—Generation or processing of Service Information [SI]
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • 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
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17327—Transmission or handling of upstream communications with deferred transmission or handling of upstream communications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17345—Control of the passage of the selected programme
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
NL1018679A 2000-08-03 2001-08-01 Digital television distribution system. NL1018679C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH15232000 2000-08-03
CH15232000 2000-08-03

Publications (2)

Publication Number Publication Date
NL1018679A1 true NL1018679A1 (en) 2002-02-05
NL1018679C2 NL1018679C2 (en) 2002-07-16

Family

ID=4565537

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1018679A NL1018679C2 (en) 2000-08-03 2001-08-01 Digital television distribution system.

Country Status (4)

Country Link
AR (1) AR030116A1 (en)
AU (1) AU2001272707A1 (en)
NL (1) NL1018679C2 (en)
WO (1) WO2002013532A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5400401A (en) * 1992-10-30 1995-03-21 Scientific Atlanta, Inc. System and method for transmitting a plurality of digital services
RU2153234C2 (en) * 1992-12-09 2000-07-20 Дискавери Коммьюникейшнз, Инк. Device for central station of cable tv system, and method for distribution of programs to subscribers in cable tv system
US5920572A (en) * 1995-06-30 1999-07-06 Divicom Inc. Transport stream decoder/demultiplexer for hierarchically organized audio-video streams
US6219358B1 (en) * 1998-09-11 2001-04-17 Scientific-Atlanta, Inc. Adaptive rate control for insertion of data into arbitrary bit rate data streams

Also Published As

Publication number Publication date
WO2002013532A1 (en) 2002-02-14
NL1018679C2 (en) 2002-07-16
AR030116A1 (en) 2003-08-13
AU2001272707A1 (en) 2002-02-18

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Legal Events

Date Code Title Description
AD1A A request for search or an international type search has been filed
RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 20020514

PD2B A search report has been drawn up
VD1 Lapsed due to non-payment of the annual fee

Effective date: 20080301