CA999072A - Detecteur de parole pour concentrateur de voies telephoniques - Google Patents

Detecteur de parole pour concentrateur de voies telephoniques

Info

Publication number
CA999072A
CA999072A CA155,107A CA155107A CA999072A CA 999072 A CA999072 A CA 999072A CA 155107 A CA155107 A CA 155107A CA 999072 A CA999072 A CA 999072A
Authority
CA
Canada
Prior art keywords
voice detector
telephone path
path concentrator
concentrator
telephone
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
CA155,107A
Other languages
English (en)
French (fr)
Other versions
CA155107S (en
Inventor
Etienne Penicaud
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.)
Alcatel CIT SA
Original Assignee
Compagnie Industrielle de Telecommunication CIT Alcatel 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 Compagnie Industrielle de Telecommunication CIT Alcatel SA filed Critical Compagnie Industrielle de Telecommunication CIT Alcatel SA
Application granted granted Critical
Publication of CA999072A publication Critical patent/CA999072A/fr
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)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
CA155,107A 1971-10-29 1972-10-27 Detecteur de parole pour concentrateur de voies telephoniques Expired CA999072A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7139022A FR2158720A5 (it) 1971-10-29 1971-10-29

Publications (1)

Publication Number Publication Date
CA999072A true CA999072A (fr) 1976-10-26

Family

ID=9085111

Family Applications (1)

Application Number Title Priority Date Filing Date
CA155,107A Expired CA999072A (fr) 1971-10-29 1972-10-27 Detecteur de parole pour concentrateur de voies telephoniques

Country Status (8)

Country Link
BE (1) BE790277A (it)
CA (1) CA999072A (it)
FR (1) FR2158720A5 (it)
GB (1) GB1409917A (it)
IT (1) IT970055B (it)
LU (1) LU66340A1 (it)
NL (1) NL162532C (it)
SE (1) SE386792B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485839B1 (fr) * 1980-06-27 1985-09-06 Cit Alcatel Procede de detection de parole dans un signal de circuit telephonique et detecteur de parole le mettant en oeuvre
AR241336A1 (es) * 1987-09-30 1992-05-29 Siemens Ag Disposicion para determinar la frecuencia de una señal simetrica periodica muestreada.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1273918A (fr) * 1960-09-05 1961-10-20 Détecteur de parole
US3238303A (en) * 1962-09-11 1966-03-01 Ibm Wave analyzing system

Also Published As

Publication number Publication date
FR2158720A5 (it) 1973-06-15
NL162532B (nl) 1979-12-17
NL162532C (nl) 1980-05-16
IT970055B (it) 1974-04-10
NL7214648A (it) 1973-05-02
SE386792B (sv) 1976-08-16
BE790277A (fr) 1973-04-19
GB1409917A (en) 1975-10-15
DE2252816B2 (de) 1976-01-29
LU66340A1 (it) 1973-05-03
DE2252816A1 (de) 1973-05-03

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