BE598853A - Systèmes téléphoniques - Google Patents

Systèmes téléphoniques

Info

Publication number
BE598853A
BE598853A BE598853A BE598853A BE598853A BE 598853 A BE598853 A BE 598853A BE 598853 A BE598853 A BE 598853A BE 598853 A BE598853 A BE 598853A BE 598853 A BE598853 A BE 598853A
Authority
BE
Belgium
Prior art keywords
telephone systems
telephone
systems
Prior art date
Application number
BE598853A
Other languages
English (en)
French (fr)
Inventor
M L Benson
C Breen
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of BE598853A publication Critical patent/BE598853A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
    • 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
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
    • 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
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
    • H04M1/2745—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips
    • H04M1/27495—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips implemented by means of discrete electronic components, i.e. neither programmable nor microprocessor-controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
BE598853A 1960-01-05 1961-01-05 Systèmes téléphoniques BE598853A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US645A US3050588A (en) 1960-01-05 1960-01-05 Registration control circuit

Publications (1)

Publication Number Publication Date
BE598853A true BE598853A (fr) 1961-05-02

Family

ID=21692412

Family Applications (1)

Application Number Title Priority Date Filing Date
BE598853A BE598853A (fr) 1960-01-05 1961-01-05 Systèmes téléphoniques

Country Status (6)

Country Link
US (1) US3050588A (h)
BE (1) BE598853A (h)
DE (1) DE1134115B (h)
GB (1) GB940221A (h)
NL (2) NL259744A (h)
SE (1) SE325059B (h)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3271524A (en) * 1961-09-27 1966-09-06 Bell Telephone Labor Inc Key type common control telephone switching system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL69989C (h) * 1940-10-31
US2697749A (en) * 1951-06-20 1954-12-21 Bell Telephone Labor Inc Multifrequency telephone switching system
DE1000871B (de) 1954-11-17 1957-01-17 Gylling & Co Ab Teilnehmertafel fuer Privattelefonanlagen, bei der den Teilnehmern zweistellige Zahlen oder aehnliche Symbole zugeteilt sind

Also Published As

Publication number Publication date
NL259744A (h)
DE1134115B (de) 1962-08-02
NL134083C (h)
GB940221A (en) 1963-10-30
US3050588A (en) 1962-08-21
SE325059B (h) 1970-06-22

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