CA947887A - Multiplexer - Google Patents

Multiplexer

Info

Publication number
CA947887A
CA947887A CA081,465A CA81465A CA947887A CA 947887 A CA947887 A CA 947887A CA 81465 A CA81465 A CA 81465A CA 947887 A CA947887 A CA 947887A
Authority
CA
Canada
Prior art keywords
multiplexer
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
CA081,465A
Other languages
English (en)
Inventor
Felix H. Closs
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 Business Machines Corp
Original Assignee
International Business Machines 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 Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA947887A publication Critical patent/CA947887A/en
Expired legal-status Critical Current

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
    • H04N21/2365—Multiplexing of several video streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1682—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers
    • H04J3/1688—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers the demands of the users being taken into account after redundancy removal, e.g. by predictive coding, by variable sampling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CA081,465A 1969-05-14 1970-04-30 Multiplexer Expired CA947887A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH744569A CH488345A (de) 1969-05-14 1969-05-14 Multiplex-Einrichtung

Publications (1)

Publication Number Publication Date
CA947887A true CA947887A (en) 1974-05-21

Family

ID=4325233

Family Applications (1)

Application Number Title Priority Date Filing Date
CA081,465A Expired CA947887A (en) 1969-05-14 1970-04-30 Multiplexer

Country Status (7)

Country Link
US (1) US3647977A (de)
JP (1) JPS527289B1 (de)
CA (1) CA947887A (de)
CH (1) CH488345A (de)
FR (1) FR2046208A5 (de)
GB (1) GB1267625A (de)
SE (1) SE356864B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5325202B2 (de) * 1972-08-29 1978-07-25
DE2351013B2 (de) * 1973-10-11 1977-08-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Nachrichtenuebermittlungssystem
FR2408951A1 (fr) * 1977-11-09 1979-06-08 Aerospatiale Dispositif pour la transmission d'informations stochastiques
US5600573A (en) * 1992-12-09 1997-02-04 Discovery Communications, Inc. Operations center with video storage for a television program packaging and delivery system
EP0673581B2 (de) 1992-12-09 2009-07-22 Sedna Patent Services, LLC Aufsatz-endgerät für kabelfernsehverteilsysteme
US8621289B2 (en) 2010-07-14 2013-12-31 Lsi Corporation Local and global interleaving/de-interleaving on values in an information word
US8976876B2 (en) 2010-10-25 2015-03-10 Lsi Corporation Communications system supporting multiple sector sizes
US8782320B2 (en) * 2010-11-09 2014-07-15 Lsi Corporation Multi-stage interconnection networks having fixed mappings
US8588223B2 (en) 2010-11-09 2013-11-19 Lsi Corporation Multi-stage interconnection networks having smaller memory requirements

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2719188A (en) * 1950-05-05 1955-09-27 Bell Telephone Labor Inc Non-synchronous time division multiplex telephone transmission
US2935627A (en) * 1958-08-20 1960-05-03 Gen Dynamics Corp Priority demand circuits
GB939223A (en) * 1960-03-07 1963-10-09 Philips Electrical Ind Ltd Improvements in or relating to circuit arrangements for the transmission of coded information
US3312783A (en) * 1964-08-07 1967-04-04 Stromberg Carlson Corp Signal amplitude sequenced time division multiplex communication system
GB1102020A (en) * 1965-08-26 1968-02-07 Peter Heaton Improvements relating to digital telephone systems
US3485953A (en) * 1966-12-06 1969-12-23 Control Data Corp Asynchronous time-sharing of multi-carrier channels
US3516089A (en) * 1967-05-10 1970-06-02 Ind Instrumentations Inc Shift register controlled scanning function monitor

Also Published As

Publication number Publication date
GB1267625A (en) 1972-03-22
JPS527289B1 (de) 1977-03-01
DE2021510A1 (de) 1970-11-19
FR2046208A5 (de) 1971-03-05
CH488345A (de) 1970-03-31
SE356864B (de) 1973-06-04
DE2021510B2 (de) 1972-06-22
US3647977A (en) 1972-03-07

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