CA995360A - Speech predictive encoding communication system - Google Patents

Speech predictive encoding communication system

Info

Publication number
CA995360A
CA995360A CA140,419A CA140419A CA995360A CA 995360 A CA995360 A CA 995360A CA 140419 A CA140419 A CA 140419A CA 995360 A CA995360 A CA 995360A
Authority
CA
Canada
Prior art keywords
communication system
predictive encoding
encoding communication
speech
speech predictive
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
CA140,419A
Other languages
English (en)
Other versions
CA140419S (en
Inventor
Rene Costales
Joseph A. Sciulli
Samuel J. Campanella
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.)
Comsat Corp
Original Assignee
Comsat 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 Comsat Corp filed Critical Comsat Corp
Application granted granted Critical
Publication of CA995360A publication Critical patent/CA995360A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/17—Time-division multiplex systems in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI
    • H04J3/177—Freeze-out systems, e.g. taking away active sources from transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/17—Time-division multiplex systems in which the transmission channel allotted to a first user may be taken away and re-allotted to a second user if the first user becomes inactive, e.g. TASI
    • H04J3/172—Digital speech interpolation, i.e. DSI

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
CA140,419A 1971-04-30 1972-04-24 Speech predictive encoding communication system Expired CA995360A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13910671A 1971-04-30 1971-04-30

Publications (1)

Publication Number Publication Date
CA995360A true CA995360A (en) 1976-08-17

Family

ID=22485155

Family Applications (1)

Application Number Title Priority Date Filing Date
CA140,419A Expired CA995360A (en) 1971-04-30 1972-04-24 Speech predictive encoding communication system

Country Status (6)

Country Link
CA (1) CA995360A (OSRAM)
DE (1) DE2221350A1 (OSRAM)
FR (1) FR2139849B1 (OSRAM)
GB (1) GB1341663A (OSRAM)
IT (1) IT954852B (OSRAM)
NL (1) NL7205845A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2828979A1 (fr) * 2001-08-23 2003-02-28 Cit Alcatel Compresseur, decompresseur, bloc de donnees et procede de gestion de ressources

Also Published As

Publication number Publication date
NL7205845A (OSRAM) 1972-11-01
GB1341663A (en) 1973-12-25
FR2139849B1 (OSRAM) 1973-07-13
IT954852B (it) 1973-09-15
FR2139849A1 (OSRAM) 1973-01-12
DE2221350A1 (de) 1972-11-23

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