CH287037A - Installation de communication servant à la transmission d'une onde complexe. - Google Patents

Installation de communication servant à la transmission d'une onde complexe.

Info

Publication number
CH287037A
CH287037A CH287037DA CH287037A CH 287037 A CH287037 A CH 287037A CH 287037D A CH287037D A CH 287037DA CH 287037 A CH287037 A CH 287037A
Authority
CH
Switzerland
Prior art keywords
transmission
complex wave
installation used
communication installation
communication
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Incorporated Western E Company
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 CH287037A publication Critical patent/CH287037A/fr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/82—Digital/analogue converters with intermediate conversion to time interval
    • H03M1/822—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation
    • H03M1/827—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation in which the total pulse width is distributed over multiple shorter pulse widths

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Control Of Amplification And Gain Control (AREA)
CH287037D 1945-07-09 1947-05-19 Installation de communication servant à la transmission d'une onde complexe. CH287037A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US603990A US2464607A (en) 1945-07-09 1945-07-09 Pulse code modulation communication system

Publications (1)

Publication Number Publication Date
CH287037A true CH287037A (fr) 1952-11-15

Family

ID=24417729

Family Applications (1)

Application Number Title Priority Date Filing Date
CH287037D CH287037A (fr) 1945-07-09 1947-05-19 Installation de communication servant à la transmission d'une onde complexe.

Country Status (7)

Country Link
US (1) US2464607A (de)
BE (1) BE473323A (de)
CH (1) CH287037A (de)
DE (1) DE892605C (de)
FR (1) FR946925A (de)
GB (1) GB630095A (de)
NL (1) NL77660C (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL77660C (de) * 1945-07-09 1900-01-01
US2629857A (en) * 1946-08-10 1953-02-24 Int Standard Electric Corp Communication system utilizing constant amplitude pulses of opposite polarities
US2640105A (en) * 1947-10-10 1953-05-26 Bell Telephone Labor Inc Wave transmission system and method for synthesizing a given electrical characteristic
US2610295A (en) * 1947-10-30 1952-09-09 Bell Telephone Labor Inc Pulse code modulation communication system
GB644932A (en) * 1948-01-16 1950-10-18 Standard Telephones Cables Ltd Improvements in or relating to signal compression and expansion arrangements in electric communication systems
GB664401A (en) * 1948-03-25 1952-01-09 Nat Res Dev Improvements in thermionic valve circuits
US2541932A (en) * 1948-05-19 1951-02-13 Bell Telephone Labor Inc Multiplex speech interpolation system
BE489207A (de) * 1948-05-22
US2603714A (en) * 1948-09-01 1952-07-15 Bell Telephone Labor Inc Percentage time division multiplex for pulse code modulation
US2592308A (en) * 1948-09-01 1952-04-08 Bell Telephone Labor Inc Nonlinear pulse code modulation system
BE491489A (de) * 1948-10-04
US2710397A (en) * 1950-06-24 1955-06-07 George E Foster Electrical measuring apparatus
FR1113752A (fr) * 1950-09-22 1956-04-04 Thomson Houston Comp Francaise Dispositif de modulation pour systèmes de communication par impulsions codées

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1928093A (en) * 1927-04-11 1933-09-26 Harold B Coyle Signaling system
NL88393C (de) * 1937-06-18
US2262838A (en) * 1937-11-19 1941-11-18 Int Standard Electric Corp Electric signaling system
US2352634A (en) * 1938-07-18 1944-07-04 Maury I Hull Signaling system
NL87334C (de) * 1938-10-03
US2415329A (en) * 1944-11-06 1947-02-04 Arndt Oscar Center drill
NL77660C (de) * 1945-07-09 1900-01-01
US2508622A (en) * 1945-07-09 1950-05-23 Bell Telephone Labor Inc Pulse code modulation communication system

Also Published As

Publication number Publication date
US2464607A (en) 1949-03-15
NL77660C (de) 1900-01-01
BE473323A (de) 1900-01-01
FR946925A (fr) 1949-06-17
GB630095A (en) 1949-10-05
DE892605C (de) 1953-10-08

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