GB1341663A - Speech predictive encoding communication system - Google Patents

Speech predictive encoding communication system

Info

Publication number
GB1341663A
GB1341663A GB2010772A GB2010772A GB1341663A GB 1341663 A GB1341663 A GB 1341663A GB 2010772 A GB2010772 A GB 2010772A GB 2010772 A GB2010772 A GB 2010772A GB 1341663 A GB1341663 A GB 1341663A
Authority
GB
United Kingdom
Prior art keywords
samples
frame
sample
circuit
transmitted
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
GB2010772A
Other languages
English (en)
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
Publication of GB1341663A publication Critical patent/GB1341663A/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)
GB2010772A 1971-04-30 1972-05-01 Speech predictive encoding communication system Expired GB1341663A (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
GB1341663A true GB1341663A (en) 1973-12-25

Family

ID=22485155

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2010772A Expired GB1341663A (en) 1971-04-30 1972-05-01 Speech predictive encoding communication system

Country Status (6)

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

Cited By (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

Cited By (2)

* 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
WO2003019834A1 (fr) 2001-08-23 2003-03-06 Alcatel Compresseur, decompresseur, bloc de donnees et procede de gestion de ressources

Also Published As

Publication number Publication date
DE2221350A1 (de) 1972-11-23
NL7205845A (enExample) 1972-11-01
IT954852B (it) 1973-09-15
FR2139849A1 (enExample) 1973-01-12
FR2139849B1 (enExample) 1973-07-13
CA995360A (en) 1976-08-17

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee