FR1218764A - Circuit pour commande par potentiel fixe échantillonné - Google Patents

Circuit pour commande par potentiel fixe échantillonné

Info

Publication number
FR1218764A
FR1218764A FR788748A FR788748A FR1218764A FR 1218764 A FR1218764 A FR 1218764A FR 788748 A FR788748 A FR 788748A FR 788748 A FR788748 A FR 788748A FR 1218764 A FR1218764 A FR 1218764A
Authority
FR
France
Prior art keywords
circuit
control
fixed potential
sampled fixed
sampled
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
FR788748A
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.)
Robert Bosch Fernsehanlagen GmbH
Original Assignee
Fernseh GmbH
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 Fernseh GmbH filed Critical Fernseh GmbH
Application granted granted Critical
Publication of FR1218764A publication Critical patent/FR1218764A/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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level
    • 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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • 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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Amplifiers (AREA)
FR788748A 1958-04-05 1959-03-09 Circuit pour commande par potentiel fixe échantillonné Expired FR1218764A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE878649X 1958-04-05

Publications (1)

Publication Number Publication Date
FR1218764A true FR1218764A (fr) 1960-05-12

Family

ID=6818634

Family Applications (1)

Application Number Title Priority Date Filing Date
FR788748A Expired FR1218764A (fr) 1958-04-05 1959-03-09 Circuit pour commande par potentiel fixe échantillonné

Country Status (2)

Country Link
FR (1) FR1218764A (fr)
GB (1) GB878649A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3248479A (en) * 1962-09-07 1966-04-26 Sperry Rand Corp Video amplifier
US3315033A (en) * 1962-07-11 1967-04-18 Fernseh Gmbh Transistor clamp circuit for altering the direct current component of a television signal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3315033A (en) * 1962-07-11 1967-04-18 Fernseh Gmbh Transistor clamp circuit for altering the direct current component of a television signal
US3248479A (en) * 1962-09-07 1966-04-26 Sperry Rand Corp Video amplifier

Also Published As

Publication number Publication date
GB878649A (en) 1961-10-04

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