GB927696A - Improvements in automatic gain control circuit arrangements - Google Patents

Improvements in automatic gain control circuit arrangements

Info

Publication number
GB927696A
GB927696A GB3116/60A GB311660A GB927696A GB 927696 A GB927696 A GB 927696A GB 3116/60 A GB3116/60 A GB 3116/60A GB 311660 A GB311660 A GB 311660A GB 927696 A GB927696 A GB 927696A
Authority
GB
United Kingdom
Prior art keywords
control
white level
amplifier
peak white
output
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
GB3116/60A
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
Publication of GB927696A publication Critical patent/GB927696A/en
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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/71—Circuitry for evaluating the brightness variation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Image Signal Generators (AREA)
  • Picture Signal Circuits (AREA)
GB3116/60A 1959-01-28 1960-01-28 Improvements in automatic gain control circuit arrangements Expired GB927696A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF27588A DE1118820B (de) 1959-01-28 1959-01-28 Schaltungsanordnung zur Erzeugung einer Regelspannung zur selbsttaetigen Regelung eines Fernsehsignals

Publications (1)

Publication Number Publication Date
GB927696A true GB927696A (en) 1963-06-06

Family

ID=7092510

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3116/60A Expired GB927696A (en) 1959-01-28 1960-01-28 Improvements in automatic gain control circuit arrangements

Country Status (4)

Country Link
DE (1) DE1118820B (enrdf_load_stackoverflow)
FR (1) FR1246561A (enrdf_load_stackoverflow)
GB (1) GB927696A (enrdf_load_stackoverflow)
NL (1) NL247841A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50107021U (enrdf_load_stackoverflow) * 1974-02-12 1975-09-02
FR2578129A1 (fr) * 1985-02-22 1986-08-29 Inspectronic Camera video a attenuateur optique

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1256681B (de) 1959-06-09 1967-12-21 Fernseh Gmbh Regelschaltung fuer ein Fernsehsignal zum selbsttaetigen Ausgleich von raschen Pegelaenderungen, welche bei der Normwandlung von Fernsehsignalen unterschiedlicher Vertikalfrequenz, vorzugsweise bei 10 Hz Differenzfrequenz, auftreten
BE637127A (enrdf_load_stackoverflow) * 1962-09-07 1900-01-01

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50107021U (enrdf_load_stackoverflow) * 1974-02-12 1975-09-02
FR2578129A1 (fr) * 1985-02-22 1986-08-29 Inspectronic Camera video a attenuateur optique

Also Published As

Publication number Publication date
FR1246561A (fr) 1960-11-18
DE1118820B (de) 1961-12-07
NL247841A (enrdf_load_stackoverflow) 1964-02-10

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