BE772047A - Circuit de suppression d'echo digital - Google Patents

Circuit de suppression d'echo digital

Info

Publication number
BE772047A
BE772047A BE772047A BE772047A BE772047A BE 772047 A BE772047 A BE 772047A BE 772047 A BE772047 A BE 772047A BE 772047 A BE772047 A BE 772047A BE 772047 A BE772047 A BE 772047A
Authority
BE
Belgium
Prior art keywords
suppression circuit
echo digital
digital suppression
echo
circuit
Prior art date
Application number
BE772047A
Other languages
English (en)
Inventor
R E La Marche
C J May
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of BE772047A publication Critical patent/BE772047A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • 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)
  • Time-Division Multiplex Systems (AREA)
BE772047A 1970-09-02 1971-09-01 Circuit de suppression d'echo digital BE772047A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6892170A 1970-09-02 1970-09-02
US6975270A 1970-09-04 1970-09-04

Publications (1)

Publication Number Publication Date
BE772047A true BE772047A (fr) 1972-01-17

Family

ID=26749514

Family Applications (1)

Application Number Title Priority Date Filing Date
BE772047A BE772047A (fr) 1970-09-02 1971-09-01 Circuit de suppression d'echo digital

Country Status (8)

Country Link
US (1) US3706091A (fr)
AU (1) AU453563B2 (fr)
BE (1) BE772047A (fr)
CA (2) CA944494A (fr)
DE (1) DE2143438A1 (fr)
FR (1) FR2107136A5 (fr)
GB (1) GB1345921A (fr)
SE (1) SE379134B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2157143A5 (fr) * 1971-10-19 1973-06-01 Queffeulou Jean Yves
US3825694A (en) * 1972-10-30 1974-07-23 Cit Alcatel Conversation detector for a telephonic channel concentrator
US3832493A (en) * 1973-06-18 1974-08-27 Itt Digital speech detector
US4029912A (en) * 1975-12-10 1977-06-14 Bell Telephone Laboratories, Incorporated Common control digital echo suppressor
US4052568A (en) * 1976-04-23 1977-10-04 Communications Satellite Corporation Digital voice switch
US4365112A (en) * 1980-03-17 1982-12-21 Storage Technology Corporation Speech detector circuit for a TASI system
US4352957A (en) * 1980-03-17 1982-10-05 Storage Technology Corporation Speech detector circuit with associated gain control for a tasi system
DE3045542A1 (de) * 1980-12-03 1982-07-01 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur digitalen unterdrueckung vorbestimmter amplitudenbereiche
US4541100A (en) * 1981-05-15 1985-09-10 Tektronix, Inc. Apparatus including a programmable set-up and hold feature
US4575863A (en) * 1983-12-22 1986-03-11 Motorola, Inc. Fast recovery bias circuit

Also Published As

Publication number Publication date
US3706091A (en) 1972-12-12
AU3277871A (en) 1973-03-01
CA940644A (en) 1974-01-22
FR2107136A5 (fr) 1972-05-05
DE2143438A1 (de) 1972-03-09
GB1345921A (en) 1974-02-06
SE379134B (fr) 1975-09-22
CA944494A (en) 1974-03-26
AU453563B2 (en) 1974-10-03

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