FR1184740A - Modificateur de signaux - Google Patents

Modificateur de signaux

Info

Publication number
FR1184740A
FR1184740A FR1184740DA FR1184740A FR 1184740 A FR1184740 A FR 1184740A FR 1184740D A FR1184740D A FR 1184740DA FR 1184740 A FR1184740 A FR 1184740A
Authority
FR
France
Prior art keywords
signal modifier
modifier
signal
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
English (en)
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.)
GTE Sylvania Inc
Original Assignee
Sylvania Electric Products Inc
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 Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Application granted granted Critical
Publication of FR1184740A publication Critical patent/FR1184740A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/142—Edging; Contouring

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
FR1184740D 1956-10-04 1957-10-03 Modificateur de signaux Expired FR1184740A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US614012A US3004224A (en) 1956-10-04 1956-10-04 Variable gain circuit with outputs equal to product of selective inputs

Publications (1)

Publication Number Publication Date
FR1184740A true FR1184740A (fr) 1959-07-24

Family

ID=24459548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1184740D Expired FR1184740A (fr) 1956-10-04 1957-10-03 Modificateur de signaux

Country Status (2)

Country Link
US (1) US3004224A (fr)
FR (1) FR1184740A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2203636C3 (de) * 1972-01-26 1983-11-10 Hugo Sachs Elektronik Kg, 7801 March Differenzierverstärker
US3987413A (en) * 1975-01-22 1976-10-19 Xerox Corporation Detection system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2688077A (en) * 1939-12-13 1954-08-31 Doreen Walker Method and apparatus for the control of the timing of recurrent signals
US2376392A (en) * 1943-02-23 1945-05-22 Sperry Gyroscope Co Inc Phase shifter
US2388769A (en) * 1943-05-25 1945-11-13 Brown Instr Co Measuring and controlling apparatus
US2777947A (en) * 1946-03-18 1957-01-15 Conrad H Hoeppner Pulse width discriminator
US2484352A (en) * 1946-03-26 1949-10-11 Stromberg Carlson Co Pulse length discriminator
US2716189A (en) * 1952-09-30 1955-08-23 Rca Corp Frequency selective circuit
US2848161A (en) * 1952-10-31 1958-08-19 Rca Corp Analogue multiplication device
US2785377A (en) * 1953-08-27 1957-03-12 Gen Electric Deviation factor meter
US2793347A (en) * 1953-11-24 1957-05-21 Philco Corp Phase detector systems
US2831971A (en) * 1954-02-15 1958-04-22 Exxon Research Engineering Co Electronic gate circuit
US2806949A (en) * 1955-03-30 1957-09-17 Raymond H Smith Gated pulse generator

Also Published As

Publication number Publication date
US3004224A (en) 1961-10-10

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