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GB855902A - Improvements in or relating to automatic contrast control in television receivers - Google Patents

Improvements in or relating to automatic contrast control in television receivers

Info

Publication number
GB855902A
GB855902A GB29283/59A GB2928359A GB855902A GB 855902 A GB855902 A GB 855902A GB 29283/59 A GB29283/59 A GB 29283/59A GB 2928359 A GB2928359 A GB 2928359A GB 855902 A GB855902 A GB 855902A
Authority
GB
United Kingdom
Prior art keywords
grid
rectifier
resistor
diode
gain control
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
GB29283/59A
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.)
Blaupunkt Werke GmbH
Original Assignee
Blaupunkt Werke 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 Blaupunkt Werke GmbH filed Critical Blaupunkt Werke GmbH
Publication of GB855902A publication Critical patent/GB855902A/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
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
    • H04N5/53—Keyed automatic gain control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Rectifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
GB29283/59A 1958-09-03 1959-08-27 Improvements in or relating to automatic contrast control in television receivers Expired GB855902A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE855902X 1958-09-03

Publications (1)

Publication Number Publication Date
GB855902A true GB855902A (en) 1960-12-07

Family

ID=6789205

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29283/59A Expired GB855902A (en) 1958-09-03 1959-08-27 Improvements in or relating to automatic contrast control in television receivers

Country Status (3)

Country Link
DE (1) DE1071128B (fr)
FR (1) FR1232850A (fr)
GB (1) GB855902A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344232A (en) * 1963-03-22 1967-09-26 Keyed automatic gain control circuit in a television receiver

Also Published As

Publication number Publication date
DE1071128B (de) 1959-12-17
FR1232850A (fr) 1960-10-12

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