FR2534756B1 - - Google Patents

Info

Publication number
FR2534756B1
FR2534756B1 FR8217129A FR8217129A FR2534756B1 FR 2534756 B1 FR2534756 B1 FR 2534756B1 FR 8217129 A FR8217129 A FR 8217129A FR 8217129 A FR8217129 A FR 8217129A FR 2534756 B1 FR2534756 B1 FR 2534756B1
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
FR8217129A
Other versions
FR2534756A1 (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.)
ALE International SAS
Original Assignee
Telic Alcatel SA
La Telephone Industrielle et Commerciale Telic 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 Telic Alcatel SA, La Telephone Industrielle et Commerciale Telic Alcatel SA filed Critical Telic Alcatel SA
Priority to FR8217129A priority Critical patent/FR2534756A1/fr
Publication of FR2534756A1 publication Critical patent/FR2534756A1/fr
Application granted granted Critical
Publication of FR2534756B1 publication Critical patent/FR2534756B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
FR8217129A 1982-10-13 1982-10-13 Circuit generateur de signalisation multifrequence en association avec un microprocesseur, notamment pour poste telephonique Granted FR2534756A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8217129A FR2534756A1 (fr) 1982-10-13 1982-10-13 Circuit generateur de signalisation multifrequence en association avec un microprocesseur, notamment pour poste telephonique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8217129A FR2534756A1 (fr) 1982-10-13 1982-10-13 Circuit generateur de signalisation multifrequence en association avec un microprocesseur, notamment pour poste telephonique

Publications (2)

Publication Number Publication Date
FR2534756A1 FR2534756A1 (fr) 1984-04-20
FR2534756B1 true FR2534756B1 (fr) 1985-04-12

Family

ID=9278234

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8217129A Granted FR2534756A1 (fr) 1982-10-13 1982-10-13 Circuit generateur de signalisation multifrequence en association avec un microprocesseur, notamment pour poste telephonique

Country Status (1)

Country Link
FR (1) FR2534756A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3504243A1 (de) * 1985-02-08 1986-08-14 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und schaltungsanordnung zur erzeugung eines akustischen rufsignals in teilnehmerendstellen von fernmeldeanlagen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053280A (fr) * 1963-08-12
DE2206798A1 (de) * 1972-02-12 1973-08-16 Bosch Elektronik Gmbh Einrichtung zum erzeugen einer frequenzund amplitudenstabilisierten sinusfoermigen wechselspannung
US3941942A (en) * 1974-01-02 1976-03-02 Motorola, Inc. Two of eight tone encoder

Also Published As

Publication number Publication date
FR2534756A1 (fr) 1984-04-20

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Legal Events

Date Code Title Description
ST Notification of lapse