FR1422642A - Device for an automatic signaling system, in particular a telephone system - Google Patents

Device for an automatic signaling system, in particular a telephone system

Info

Publication number
FR1422642A
FR1422642A FR3205A FR3205A FR1422642A FR 1422642 A FR1422642 A FR 1422642A FR 3205 A FR3205 A FR 3205A FR 3205 A FR3205 A FR 3205A FR 1422642 A FR1422642 A FR 1422642A
Authority
FR
France
Prior art keywords
automatic signaling
telephone system
telephone
signaling system
automatic
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
FR3205A
Other languages
French (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1422642A publication Critical patent/FR1422642A/en
Expired 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
    • H04M1/515—Devices for calling a subscriber by generating or selecting signals other than trains of pulses of similar shape, or signals other than currents of one or more different frequencies, e.g. generation of dc signals of alternating polarity, coded pulses or impedance dialling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13176—Common channel signaling, CCS7

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR3205A 1964-01-24 1965-01-25 Device for an automatic signaling system, in particular a telephone system Expired FR1422642A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6400598A NL6400598A (en) 1964-01-24 1964-01-24

Publications (1)

Publication Number Publication Date
FR1422642A true FR1422642A (en) 1965-12-24

Family

ID=19789111

Family Applications (1)

Application Number Title Priority Date Filing Date
FR3205A Expired FR1422642A (en) 1964-01-24 1965-01-25 Device for an automatic signaling system, in particular a telephone system

Country Status (7)

Country Link
JP (1) JPS4210341B1 (en)
BE (1) BE658794A (en)
DE (2) DE1284474B (en)
FR (1) FR1422642A (en)
GB (1) GB1044114A (en)
NL (1) NL6400598A (en)
SE (1) SE313347B (en)

Also Published As

Publication number Publication date
DE1286139B (en) 1969-01-02
JPS4210341B1 (en) 1967-06-03
GB1044114A (en) 1966-09-28
DE1284474B (en) 1968-12-05
SE313347B (en) 1969-08-11
NL6400598A (en) 1965-07-26
BE658794A (en) 1965-07-26

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