FR2191797A5 - - Google Patents

Info

Publication number
FR2191797A5
FR2191797A5 FR7223174A FR7223174A FR2191797A5 FR 2191797 A5 FR2191797 A5 FR 2191797A5 FR 7223174 A FR7223174 A FR 7223174A FR 7223174 A FR7223174 A FR 7223174A FR 2191797 A5 FR2191797 A5 FR 2191797A5
Authority
FR
France
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
FR7223174A
Other languages
French (fr)
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7223174A priority Critical patent/FR2191797A5/fr
Priority to ZA734088A priority patent/ZA734088B/en
Priority to IT51029/73A priority patent/IT985784B/en
Priority to JP48071817A priority patent/JPS4959501A/ja
Priority to DE2332775A priority patent/DE2332775A1/en
Priority to NL7308931A priority patent/NL7308931A/xx
Application granted granted Critical
Publication of FR2191797A5 publication Critical patent/FR2191797A5/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/667—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 using a division in frequency subbands
FR7223174A 1972-06-27 1972-06-27 Expired FR2191797A5 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7223174A FR2191797A5 (en) 1972-06-27 1972-06-27
ZA734088A ZA734088B (en) 1972-06-27 1973-06-15 Transmitter-receiver for telephone signals
IT51029/73A IT985784B (en) 1972-06-27 1973-06-26 TELEPHONE SIGNAL EMITTER RECEIVER DEVICE
JP48071817A JPS4959501A (en) 1972-06-27 1973-06-27
DE2332775A DE2332775A1 (en) 1972-06-27 1973-06-27 TRANSMISSION-RECEIVING ARRANGEMENT FOR DIGITALIZED TELEPHONE SIGNALS
NL7308931A NL7308931A (en) 1972-06-27 1973-06-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7223174A FR2191797A5 (en) 1972-06-27 1972-06-27

Publications (1)

Publication Number Publication Date
FR2191797A5 true FR2191797A5 (en) 1974-02-01

Family

ID=9100883

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7223174A Expired FR2191797A5 (en) 1972-06-27 1972-06-27

Country Status (6)

Country Link
JP (1) JPS4959501A (en)
DE (1) DE2332775A1 (en)
FR (1) FR2191797A5 (en)
IT (1) IT985784B (en)
NL (1) NL7308931A (en)
ZA (1) ZA734088B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002998A1 (en) * 1977-12-23 1979-07-11 International Business Machines Corporation Method and system for speech data compression

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50151579A (en) * 1974-05-27 1975-12-05

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0002998A1 (en) * 1977-12-23 1979-07-11 International Business Machines Corporation Method and system for speech data compression
FR2412987A1 (en) * 1977-12-23 1979-07-20 Ibm France PROCESS FOR COMPRESSION OF DATA RELATING TO THE VOICE SIGNAL AND DEVICE IMPLEMENTING THIS PROCEDURE

Also Published As

Publication number Publication date
DE2332775A1 (en) 1974-01-10
JPS4959501A (en) 1974-06-10
NL7308931A (en) 1974-01-02
ZA734088B (en) 1974-05-29
IT985784B (en) 1974-12-20

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Legal Events

Date Code Title Description
ST Notification of lapse