BE497954A - - Google Patents

Info

Publication number
BE497954A
BE497954A BE497954DA BE497954A BE 497954 A BE497954 A BE 497954A BE 497954D A BE497954D A BE 497954DA BE 497954 A BE497954 A BE 497954A
Authority
BE
Belgium
Application number
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.)
Publication of BE497954A publication Critical patent/BE497954A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/54—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements of vacuum tubes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Electrotherapy Devices (AREA)
BE497954D 1949-09-06 BE497954A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB23082/49A GB715461A (en) 1949-09-06 1949-09-06 Improvements in electrical communication switching systems

Publications (1)

Publication Number Publication Date
BE497954A true BE497954A (de)

Family

ID=10189826

Family Applications (1)

Application Number Title Priority Date Filing Date
BE497954D BE497954A (de) 1949-09-06

Country Status (4)

Country Link
US (1) US2786891A (de)
BE (1) BE497954A (de)
FR (1) FR1057793A (de)
GB (1) GB715461A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3263030A (en) * 1961-09-26 1966-07-26 Rca Corp Digital crosspoint switch
GB1361434A (en) * 1970-12-21 1974-07-24 Gen Electric Redistribution of alkylhydrosilanes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492344A (en) * 1945-11-14 1949-12-27 Standard Telephones Cables Ltd Line finder control circuit for communication systems
US2520132A (en) * 1945-11-14 1950-08-29 Standard Telephones Cables Ltd Electronic line finder system
NL69954C (de) * 1946-01-25
USRE23418E (en) * 1946-02-19 1951-10-16 ransom r

Also Published As

Publication number Publication date
FR1057793A (fr) 1954-03-10
GB715461A (en) 1954-09-15
US2786891A (en) 1957-03-26

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