FR57636E - Electrical impulse communication systems - Google Patents

Electrical impulse communication systems

Info

Publication number
FR57636E
FR57636E FR57636DA FR57636E FR 57636 E FR57636 E FR 57636E FR 57636D A FR57636D A FR 57636DA FR 57636 E FR57636 E FR 57636E
Authority
FR
France
Prior art keywords
communication systems
electrical impulse
impulse communication
electrical
systems
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Donald David Grieg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR57636E publication Critical patent/FR57636E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
    • H03K9/08—Demodulating pulses which have been modulated with a continuously-variable signal of duration- or width-mudulated pulses or of duty-cycle modulated pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electrotherapy Devices (AREA)
  • Manipulation Of Pulses (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Amplifiers (AREA)
  • Particle Accelerators (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR57636D 1944-07-29 1947-08-06 Electrical impulse communication systems Expired FR57636E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US547124A US2421025A (en) 1944-07-29 1944-07-29 Demodulator system

Publications (1)

Publication Number Publication Date
FR57636E true FR57636E (en) 1953-03-17

Family

ID=24183427

Family Applications (3)

Application Number Title Priority Date Filing Date
FR57637D Expired FR57637E (en) 1944-07-29 1947-08-06 Electrical impulse communication systems
FR57636D Expired FR57636E (en) 1944-07-29 1947-08-06 Electrical impulse communication systems
FR951329D Expired FR951329A (en) 1944-07-29 1947-08-06 Communication systems for electrical impulses

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR57637D Expired FR57637E (en) 1944-07-29 1947-08-06 Electrical impulse communication systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR951329D Expired FR951329A (en) 1944-07-29 1947-08-06 Communication systems for electrical impulses

Country Status (5)

Country Link
US (1) US2421025A (en)
BE (1) BE474952A (en)
ES (1) ES179746A1 (en)
FR (3) FR57637E (en)
GB (2) GB601128A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE458361A (en) * 1945-03-15
US2570236A (en) * 1945-04-28 1951-10-09 Conrad H Hoeppner Discriminator circuit
US2532338A (en) * 1945-11-15 1950-12-05 Columbia Broadcasting Syst Inc Pulse communication system
US2605409A (en) * 1946-03-27 1952-07-29 Forbes Gordon Donald Pulse narrowing circuit
US2462100A (en) * 1946-04-18 1949-02-22 Fed Telecomm Lab Inc Demodulator system for time modulated pulses
US2529172A (en) * 1948-12-30 1950-11-07 Gen Electric Pulse discriminating circuits
US2702853A (en) * 1950-02-08 1955-02-22 Gen Electric Wave shaping circuits
FR1116169A (en) * 1953-11-04 1956-05-04 Gen Electric Co Ltd Electric circuit with stabilized decrement
BE562784A (en) * 1956-11-30
US4521736A (en) * 1979-05-09 1985-06-04 Ampex Corporation Demodulator for pulse width modulated signals

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2181309A (en) * 1935-04-09 1939-11-28 Telefunken Gmbh Electrical impulse segregation circuit
US2113214A (en) * 1936-10-29 1938-04-05 Rca Corp Method of frequency or phase modulation
NL88393C (en) * 1937-06-18
US2359447A (en) * 1942-06-20 1944-10-03 Rca Corp Electrical circuit
US2391776A (en) * 1943-05-29 1945-12-25 Rca Corp Intelligence transmission system

Also Published As

Publication number Publication date
FR951329A (en) 1949-10-29
ES179746A1 (en) 1947-11-01
BE474952A (en)
US2421025A (en) 1947-05-27
FR57637E (en) 1953-03-17
GB601135A (en) 1948-04-28
GB601128A (en) 1948-04-28

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