CH276277A - Installation de communication par impulsions. - Google Patents

Installation de communication par impulsions.

Info

Publication number
CH276277A
CH276277A CH276277DA CH276277A CH 276277 A CH276277 A CH 276277A CH 276277D A CH276277D A CH 276277DA CH 276277 A CH276277 A CH 276277A
Authority
CH
Switzerland
Prior art keywords
pulse communication
communication installation
installation
pulse
communication
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Telephone Et Radio S Standard
Original Assignee
Standard Telephone & Radio 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 Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH276277A publication Critical patent/CH276277A/fr

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/16—Electric signal transmission systems in which transmission is by pulses
    • G08C19/28—Electric signal transmission systems in which transmission is by pulses using pulse code
    • 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
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Alarm Systems (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Time-Division Multiplex Systems (AREA)
CH276277D 1943-10-11 1947-03-31 Installation de communication par impulsions. CH276277A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US505778A US2438903A (en) 1943-10-11 1943-10-11 Pulse communication system employing pulse frequency reduction for signaling

Publications (1)

Publication Number Publication Date
CH276277A true CH276277A (fr) 1951-06-30

Family

ID=24011779

Family Applications (2)

Application Number Title Priority Date Filing Date
CH276277D CH276277A (fr) 1943-10-11 1947-03-31 Installation de communication par impulsions.
CH262447D CH262447A (de) 1943-10-11 1947-09-18 Verfahren und Vorrichtung zur Tonfrequenzsignalisierung in einem die Nachrichten durch Impulsmodulation übertragenden Kanal.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH262447D CH262447A (de) 1943-10-11 1947-09-18 Verfahren und Vorrichtung zur Tonfrequenzsignalisierung in einem die Nachrichten durch Impulsmodulation übertragenden Kanal.

Country Status (5)

Country Link
US (1) US2438903A (instruction)
BE (2) BE481274A (instruction)
CH (2) CH276277A (instruction)
FR (2) FR946811A (instruction)
GB (2) GB583629A (instruction)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2485611A (en) * 1944-04-07 1949-10-25 Standard Telephones Cables Ltd Broadcasting system
US2516885A (en) * 1944-04-17 1950-08-01 Standard Telephones Cables Ltd Relay system
FR958674A (instruction) * 1947-01-02 1950-03-17
US2534842A (en) * 1947-10-10 1950-12-19 Panoramic Radio Corp Dual synchrometric system
US2534844A (en) * 1947-11-26 1950-12-19 Panoramic Radio Corp Gated triple synchrometric system
US2590746A (en) * 1948-09-10 1952-03-25 Lee E Adler Control system for carrier telecommunication circuits
US2773937A (en) * 1949-12-24 1956-12-11 Gen Dynamics Corp Electronic signaling and switching system
DE957241C (de) * 1951-04-17 1957-01-31 Cie Ind Des Telephones Sa Anordnung zur Signalgabe bei Impulsuebertragungssystemen
US2945094A (en) * 1954-09-07 1960-07-12 Itt Pulse signalling system
US2962553A (en) * 1954-11-23 1960-11-29 Donald E Campbell Coding and decoding system
NL269710A (instruction) * 1960-10-20
US3146314A (en) * 1961-09-25 1964-08-25 Gen Dynamics Corp Means for generating warbling tone ringing signals in a time division multiplex communication system
SE404982B (sv) * 1977-12-22 1978-11-06 Ericsson Telefon Ab L M Sett och anordning for att i en telefonianleggning overfora digital information

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1484405A (en) * 1920-01-12 1924-02-19 Western Electric Co Signaling system
US1532336A (en) * 1920-12-18 1925-04-07 Rca Corp Wireless-telegraph calling device
US2048081A (en) * 1933-04-29 1936-07-21 Alger S Riggs Communication system
GB418525A (en) * 1933-05-20 1934-10-26 Newsome Henry Clough Improvements in calling devices in connection with wireless signalling or carrier frequency line signalling systems
GB470495A (en) * 1935-11-14 1937-08-16 Alan Dower Blumlein Improvements in or relating to multiplex signalling systems
US2204375A (en) * 1937-03-17 1940-06-11 Morrison Montford Electronic distributor system
US2213941A (en) * 1938-07-26 1940-09-03 Bell Telephone Labor Inc Multiplex signaling by phase discrimination
US2263369A (en) * 1939-02-03 1941-11-18 Hartford Nat Bank & Trust Co Multiplex telephony system
NL60289C (instruction) * 1939-02-20

Also Published As

Publication number Publication date
BE473141A (instruction)
US2438903A (en) 1948-04-06
FR57499E (fr) 1953-01-28
BE481274A (instruction)
GB600261A (en) 1948-04-05
GB583629A (en) 1946-12-23
CH262447A (de) 1949-06-30
FR946811A (fr) 1949-06-15

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