BE626509A - - Google Patents

Info

Publication number
BE626509A
BE626509A BE626509DA BE626509A BE 626509 A BE626509 A BE 626509A BE 626509D A BE626509D A BE 626509DA BE 626509 A BE626509 A BE 626509A
Authority
BE
Belgium
Application number
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.)
Publication of BE626509A publication Critical patent/BE626509A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interface Circuits In Exchanges (AREA)
BE626509D 1961-12-29 BE626509A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US163182A US3231687A (en) 1961-12-29 1961-12-29 Echo suppressor with improved break-in

Publications (1)

Publication Number Publication Date
BE626509A true BE626509A (fr)

Family

ID=22588831

Family Applications (1)

Application Number Title Priority Date Filing Date
BE626509D BE626509A (fr) 1961-12-29

Country Status (4)

Country Link
US (1) US3231687A (fr)
BE (1) BE626509A (fr)
DE (1) DE1166277B (fr)
GB (1) GB1018941A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819877A (en) * 1971-12-10 1974-06-25 Bell Telephone Labor Inc Centralized network for a telephone station system
US3906172A (en) * 1974-04-22 1975-09-16 Gen Electric Digital echo suppressor
FR2469837A1 (fr) * 1979-11-07 1981-05-22 Trt Telecom Radio Electr Dispositif de detection de porteuse dans un modem muni d'un annuleur d'echo

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2040970A (en) * 1934-11-22 1936-05-19 American Telephone & Telegraph Telephone transmission circuit
US2356943A (en) * 1942-08-29 1944-08-29 Bell Telephone Labor Inc Transmission control in two-way signaling systems
US2496186A (en) * 1947-11-29 1950-01-31 Bell Telephone Labor Inc Voice-controlled two-way telephone set

Also Published As

Publication number Publication date
US3231687A (en) 1966-01-25
GB1018941A (en) 1966-02-02
DE1166277B (de) 1964-03-26

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