ES352352A1 - Sistema digital de deteccion verbal. - Google Patents

Sistema digital de deteccion verbal.

Info

Publication number
ES352352A1
ES352352A1 ES352352A ES352352A ES352352A1 ES 352352 A1 ES352352 A1 ES 352352A1 ES 352352 A ES352352 A ES 352352A ES 352352 A ES352352 A ES 352352A ES 352352 A1 ES352352 A1 ES 352352A1
Authority
ES
Spain
Prior art keywords
signal
line
state
store
lines
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
ES352352A
Other languages
English (en)
Spanish (es)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Inc filed Critical Western Electric Co Inc
Publication of ES352352A1 publication Critical patent/ES352352A1/es
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
    • H04J3/175—Speech activity or inactivity detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
ES352352A 1967-03-27 1968-03-26 Sistema digital de deteccion verbal. Expired ES352352A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62605567A 1967-03-27 1967-03-27

Publications (1)

Publication Number Publication Date
ES352352A1 true ES352352A1 (es) 1969-07-01

Family

ID=24508766

Family Applications (1)

Application Number Title Priority Date Filing Date
ES352352A Expired ES352352A1 (es) 1967-03-27 1968-03-26 Sistema digital de deteccion verbal.

Country Status (6)

Country Link
US (1) US3520999A (2)
JP (1) JPS503605B1 (2)
BE (1) BE712717A (2)
ES (1) ES352352A1 (2)
FR (1) FR1565735A (2)
GB (1) GB1216351A (2)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3649766A (en) * 1969-12-01 1972-03-14 Bell Telephone Labor Inc Digital speech detection system
US3878337A (en) * 1970-03-13 1975-04-15 Communications Satellite Corp Device for speech detection independent of amplitude
US3660605A (en) * 1970-04-15 1972-05-02 Int Standard Electric Corp Pulse code modulation switching system utilizing tasi
US3832491A (en) * 1973-02-13 1974-08-27 Communications Satellite Corp Digital voice switch with an adaptive digitally-controlled threshold
US4052568A (en) * 1976-04-23 1977-10-04 Communications Satellite Corporation Digital voice switch
US4028496A (en) * 1976-08-17 1977-06-07 Bell Telephone Laboratories, Incorporated Digital speech detector
CA1130920A (en) * 1979-03-05 1982-08-31 William G. Crouse Speech detector with variable threshold
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

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1057024A (en) * 1962-06-27 1967-02-01 Ass Elect Ind Improvements relating to multiplex transmission systems

Also Published As

Publication number Publication date
US3520999A (en) 1970-07-21
DE1762036A1 (de) 1970-04-16
DE1762036B2 (de) 1972-10-19
JPS503605B1 (2) 1975-02-07
GB1216351A (en) 1970-12-23
BE712717A (2) 1968-07-31
FR1565735A (2) 1969-05-02

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