FR2529426B1 - FREQUENCY GENERATOR USED IN A DIGITAL TIMER - Google Patents

FREQUENCY GENERATOR USED IN A DIGITAL TIMER

Info

Publication number
FR2529426B1
FR2529426B1 FR8211394A FR8211394A FR2529426B1 FR 2529426 B1 FR2529426 B1 FR 2529426B1 FR 8211394 A FR8211394 A FR 8211394A FR 8211394 A FR8211394 A FR 8211394A FR 2529426 B1 FR2529426 B1 FR 2529426B1
Authority
FR
France
Prior art keywords
frequency generator
generator used
digital timer
timer
digital
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
FR8211394A
Other languages
French (fr)
Other versions
FR2529426A1 (en
Inventor
Daniel Lecomte
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.)
Thales SA
ALE International SAS
Original Assignee
Thomson CSF Telephone SA
Le Materiel Telephonique Thomson CSF
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 Thomson CSF Telephone SA, Le Materiel Telephonique Thomson CSF filed Critical Thomson CSF Telephone SA
Priority to FR8211394A priority Critical patent/FR2529426B1/en
Publication of FR2529426A1 publication Critical patent/FR2529426A1/en
Application granted granted Critical
Publication of FR2529426B1 publication Critical patent/FR2529426B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • H04Q1/457—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals
    • H04Q1/4575—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals which are transmitted in digital form

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
FR8211394A 1982-06-29 1982-06-29 FREQUENCY GENERATOR USED IN A DIGITAL TIMER Expired FR2529426B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8211394A FR2529426B1 (en) 1982-06-29 1982-06-29 FREQUENCY GENERATOR USED IN A DIGITAL TIMER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8211394A FR2529426B1 (en) 1982-06-29 1982-06-29 FREQUENCY GENERATOR USED IN A DIGITAL TIMER

Publications (2)

Publication Number Publication Date
FR2529426A1 FR2529426A1 (en) 1983-12-30
FR2529426B1 true FR2529426B1 (en) 1988-05-06

Family

ID=9275509

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8211394A Expired FR2529426B1 (en) 1982-06-29 1982-06-29 FREQUENCY GENERATOR USED IN A DIGITAL TIMER

Country Status (1)

Country Link
FR (1) FR2529426B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8301324D0 (en) * 1983-01-18 1983-02-16 Plessey Co Plc Tone generator
DE3730233A1 (en) * 1987-09-09 1989-03-23 Telefonbau & Normalzeit Gmbh HOERTON AND VOICE ANNOUNCEMENT GENERATOR FOR DIGITAL TELECOMMUNICATION, ESPECIALLY TELECOMMUNICATION SYSTEMS

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH483176A (en) * 1968-10-22 1969-12-15 Siemens Ag Albis Arrangement for feeding audio signals into time division multiplex PCM switching systems
DE2309789A1 (en) * 1972-11-24 1974-06-12 Marconi Co Ltd SETUP FOR A PCM TELEPHONE SYSTEM
CA1124898A (en) * 1979-03-01 1982-06-01 Ernst A. Munter Pcm tone signal generator

Also Published As

Publication number Publication date
FR2529426A1 (en) 1983-12-30

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Legal Events

Date Code Title Description
ST Notification of lapse