GB2110034B - Private communication system - Google Patents

Private communication system

Info

Publication number
GB2110034B
GB2110034B GB8225183A GB8225183A GB2110034B GB 2110034 B GB2110034 B GB 2110034B GB 8225183 A GB8225183 A GB 8225183A GB 8225183 A GB8225183 A GB 8225183A GB 2110034 B GB2110034 B GB 2110034B
Authority
GB
United Kingdom
Prior art keywords
communication system
private communication
private
communication
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
Application number
GB8225183A
Other versions
GB2110034A (en
Inventor
Wolfgang Andrich
Gunter Bertsch
Klaus Reh
Horst Rosenbaum
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB2110034A publication Critical patent/GB2110034A/en
Application granted granted Critical
Publication of GB2110034B publication Critical patent/GB2110034B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/69—Optical systems
    • 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]
    • H04N21/40—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
    • H04N7/00—Television systems
    • H04N7/22—Adaptations for optical transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Optical Communication System (AREA)
GB8225183A 1981-09-04 1982-09-03 Private communication system Expired GB2110034B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813135005 DE3135005A1 (en) 1981-09-04 1981-09-04 PRIVATE MESSAGE TRANSMISSION SYSTEM

Publications (2)

Publication Number Publication Date
GB2110034A GB2110034A (en) 1983-06-08
GB2110034B true GB2110034B (en) 1985-04-17

Family

ID=6140838

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8225183A Expired GB2110034B (en) 1981-09-04 1982-09-03 Private communication system

Country Status (2)

Country Link
DE (1) DE3135005A1 (en)
GB (1) GB2110034B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5852785A (en) 1993-03-22 1998-12-22 Bartholomew; David B. Secure access telephone extension system and method in a cordless telephone system

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU576787B2 (en) * 1983-11-07 1988-09-08 Sony Corporation Satellite to cable television interface
GB8401318D0 (en) * 1984-01-18 1984-02-22 Communications Patents Ltd Communications system
GB8410671D0 (en) * 1984-04-26 1984-05-31 British Telecomm Transmitting stereo audio programmes
GB2164528B (en) * 1984-09-14 1988-09-01 Stc Plc Wideband transmission system
US4675861A (en) * 1984-11-28 1987-06-23 Adc Telecommunications, Inc. Fiber optic multiplexer
DE4409458A1 (en) * 1994-03-18 1995-09-21 Sel Alcatel Ag Telecommunication terminal, in particular for electronic mass mail and message distribution network
JP3317176B2 (en) * 1997-02-06 2002-08-26 松下電器産業株式会社 Video transmission equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2921510A1 (en) * 1979-05-28 1980-12-04 Siemens Ag Optical transmission system handling various types of signal - converts each signal into pulse modulated signal and supplies to multiplexer for simultaneous transmission
DE2922418C2 (en) * 1979-06-01 1981-12-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Integrated services message transmission and switching system for sound, images and data

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5852785A (en) 1993-03-22 1998-12-22 Bartholomew; David B. Secure access telephone extension system and method in a cordless telephone system

Also Published As

Publication number Publication date
DE3135005A1 (en) 1983-03-24
GB2110034A (en) 1983-06-08

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee