FR1096599A - Dispositif comportant des éléments non linéaires associés à des circuits sélectifs - Google Patents

Dispositif comportant des éléments non linéaires associés à des circuits sélectifs

Info

Publication number
FR1096599A
FR1096599A FR1096599DA FR1096599A FR 1096599 A FR1096599 A FR 1096599A FR 1096599D A FR1096599D A FR 1096599DA FR 1096599 A FR1096599 A FR 1096599A
Authority
FR
France
Prior art keywords
elements associated
linear elements
selective circuits
selective
circuits
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
Other languages
English (en)
Inventor
Claude Ribeyre
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.)
Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT 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 Lignes Telegraphiques et Telephoniques LTT SA filed Critical Lignes Telegraphiques et Telephoniques LTT SA
Application granted granted Critical
Publication of FR1096599A publication Critical patent/FR1096599A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/40—Applications of speech amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
    • 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
    • H04Q1/442—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies
    • H04Q1/4423—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies using one signalling frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
FR1096599D 1953-12-22 1953-12-22 Dispositif comportant des éléments non linéaires associés à des circuits sélectifs Expired FR1096599A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1096599T 1953-12-22

Publications (1)

Publication Number Publication Date
FR1096599A true FR1096599A (fr) 1955-06-22

Family

ID=9618204

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1096599D Expired FR1096599A (fr) 1953-12-22 1953-12-22 Dispositif comportant des éléments non linéaires associés à des circuits sélectifs

Country Status (2)

Country Link
US (1) US2838613A (fr)
FR (1) FR1096599A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL107582C (fr) * 1958-04-03
DE1093417B (de) * 1959-07-08 1960-11-24 Telefunken Gmbh Tonfrequenzumsetzer mit einem Transistorschalter und Mitteln zur Ansprechverzoegerung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE476038A (fr) * 1944-12-26
BE495507A (fr) * 1949-05-05
NL159620C (fr) * 1950-03-08
BE501904A (fr) * 1950-03-17

Also Published As

Publication number Publication date
US2838613A (en) 1958-06-10

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