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)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Alarm Systems (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 (en:Method)
BE (2) BE481274A (en:Method)
CH (2) CH276277A (en:Method)
FR (2) FR946811A (en:Method)
GB (2) GB583629A (en:Method)

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 (en:Method) * 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 (en:Method) * 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 (en:Method) * 1939-02-20

Also Published As

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

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