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NO862181D0 - Brebaands-signal kringkastningssystem. - Google Patents

Brebaands-signal kringkastningssystem.

Info

Publication number
NO862181D0
NO862181D0 NO862181A NO862181A NO862181D0 NO 862181 D0 NO862181 D0 NO 862181D0 NO 862181 A NO862181 A NO 862181A NO 862181 A NO862181 A NO 862181A NO 862181 D0 NO862181 D0 NO 862181D0
Authority
NO
Norway
Prior art keywords
brebaands
broadcasting system
signal broadcasting
signal
broadcasting
Prior art date
Application number
NO862181A
Other languages
English (en)
Other versions
NO862181L (no
Inventor
Alfredo Fausone
Agostino Moncalvo
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Publication of NO862181D0 publication Critical patent/NO862181D0/no
Publication of NO862181L publication Critical patent/NO862181L/no

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
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • 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
    • H04N21/2365—Multiplexing of several video streams
    • 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
    • H04N21/2368—Multiplexing of audio and video streams
    • 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
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4341—Demultiplexing of audio and video streams
    • 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
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4347—Demultiplexing of several video streams
    • 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
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/148—Interfacing a video terminal to a particular transmission medium, e.g. ISDN
    • 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
    • H04N7/54—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 the signals being synchronous

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Optical Communication System (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
NO862181A 1985-06-03 1986-06-02 Brebaands-signal kringkastningssystem. NO862181L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67509/85A IT1183872B (it) 1985-06-03 1985-06-03 Sistema di distribuzione di segnali a larga banda

Publications (2)

Publication Number Publication Date
NO862181D0 true NO862181D0 (no) 1986-06-02
NO862181L NO862181L (no) 1986-12-04

Family

ID=11303011

Family Applications (1)

Application Number Title Priority Date Filing Date
NO862181A NO862181L (no) 1985-06-03 1986-06-02 Brebaands-signal kringkastningssystem.

Country Status (9)

Country Link
US (1) US4716587A (no)
EP (1) EP0204296A3 (no)
JP (1) JPS61281728A (no)
CA (1) CA1273103A (no)
DE (1) DE204296T1 (no)
DK (1) DK259686A (no)
ES (1) ES8707397A1 (no)
IT (1) IT1183872B (no)
NO (1) NO862181L (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4908859A (en) * 1986-09-19 1990-03-13 M/A-Com Government Systems, Inc. Receiver access interface to service components in television channel
JPH02108386A (ja) * 1988-10-18 1990-04-20 Pioneer Electron Corp Ｃａｔｖシステム
FR2691030B1 (fr) * 1992-05-06 1995-03-17 Telediffusion Fse Procédé et système de transmission d'un signal numérique codé sur N bits par une interface d'émission-réception de signaux codés sur N+M bits, et leur utilisation en télévision numérique.
US5243647A (en) * 1992-06-10 1993-09-07 Scientific-Atlanta, Inc. Method and apparatus for broadband signal distribution

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2952735A (en) * 1955-04-18 1960-09-13 Paramount Pictures Corp Secrecy system
US3789131A (en) * 1972-08-03 1974-01-29 Oak Industries Inc Selective coding system for subscription television
US3975585A (en) * 1973-01-31 1976-08-17 Columbia Pictures Industries, Inc. Electronic communications system for supplementary video program distribution
US3914534A (en) * 1973-10-29 1975-10-21 Magnavox Co Methods and apparatus for scrambling and unscrambling premium television channels
JPS55127777A (en) * 1979-03-24 1980-10-02 Pioneer Electronic Corp Scramble method of catv system
US4464678A (en) * 1982-01-21 1984-08-07 Rca Corporation Time window key system for video scrambling
US4611242A (en) * 1984-05-07 1986-09-09 Zenith Electronics Corporation Two mode scrambling system using identifier pulse in vertical blanking interval

Also Published As

Publication number Publication date
CA1273103C (en) 1990-08-21
CA1273103A (en) 1990-08-21
US4716587A (en) 1987-12-29
IT8567509A1 (it) 1986-12-03
ES555185A0 (es) 1987-07-16
IT8567509A0 (it) 1985-06-03
NO862181L (no) 1986-12-04
DK259686D0 (da) 1986-06-02
IT1183872B (it) 1987-10-22
EP0204296A3 (en) 1988-09-28
DE204296T1 (de) 1989-01-26
DK259686A (da) 1986-12-04
ES8707397A1 (es) 1987-07-16
EP0204296A2 (en) 1986-12-10
JPS61281728A (ja) 1986-12-12

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