BE891126A - CIRCUIT ARRANGEMENT FOR AC SIGNALING - Google Patents

CIRCUIT ARRANGEMENT FOR AC SIGNALING

Info

Publication number
BE891126A
BE891126A BE2/59470A BE2059470A BE891126A BE 891126 A BE891126 A BE 891126A BE 2/59470 A BE2/59470 A BE 2/59470A BE 2059470 A BE2059470 A BE 2059470A BE 891126 A BE891126 A BE 891126A
Authority
BE
Belgium
Prior art keywords
signaling
circuit arrangement
arrangement
circuit
Prior art date
Application number
BE2/59470A
Other languages
French (fr)
Inventor
G Fink
S Manga
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of BE891126A publication Critical patent/BE891126A/en

Links

Classifications

    • 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
    • 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)
  • Devices For Supply Of Signal Current (AREA)
BE2/59470A 1980-11-15 1981-11-16 CIRCUIT ARRANGEMENT FOR AC SIGNALING BE891126A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803043256 DE3043256A1 (en) 1980-11-15 1980-11-15 Telephone system signalling circuit - uses AC with synchronisation circuit timing control pulses to coincide with zero voltage crossover

Publications (1)

Publication Number Publication Date
BE891126A true BE891126A (en) 1982-05-17

Family

ID=6116949

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2/59470A BE891126A (en) 1980-11-15 1981-11-16 CIRCUIT ARRANGEMENT FOR AC SIGNALING

Country Status (2)

Country Link
BE (1) BE891126A (en)
DE (1) DE3043256A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3411290A1 (en) * 1984-03-23 1985-09-26 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for telephone systems with transmission of AC signals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1234274B (en) * 1963-03-07 1967-02-16 Siemens Ag Circuit arrangement for telecommunications, in particular telephone systems, in which characters are transmitted by alternating current pulses
DE1299736B (en) * 1967-04-24 1969-07-24 Siemens Ag Circuit arrangement for generating alternating current pulse signals in telecommunication systems, in particular telephone systems

Also Published As

Publication number Publication date
DE3043256A1 (en) 1982-07-01
DE3043256C2 (en) 1987-02-26

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: INTERNATIONAL STANDARD ELECTRIC CORP.

Effective date: 19851130