GB1150713A - Improvements in or relating to Brightness Control Circuit Arrangements - Google Patents

Improvements in or relating to Brightness Control Circuit Arrangements

Info

Publication number
GB1150713A
GB1150713A GB2123566A GB2123566A GB1150713A GB 1150713 A GB1150713 A GB 1150713A GB 2123566 A GB2123566 A GB 2123566A GB 2123566 A GB2123566 A GB 2123566A GB 1150713 A GB1150713 A GB 1150713A
Authority
GB
United Kingdom
Prior art keywords
negative
amplifier
potentiometer
variation
approximately equal
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
GB2123566A
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.)
Telefunken Patentverwertungs GmbH
Original Assignee
Telefunken Patentverwertungs 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 Telefunken Patentverwertungs GmbH filed Critical Telefunken Patentverwertungs GmbH
Publication of GB1150713A publication Critical patent/GB1150713A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/18—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals
    • H04N9/20—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals with more than one beam in a tube
    • 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)
  • Television Receiver Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
GB2123566A 1965-05-22 1966-05-12 Improvements in or relating to Brightness Control Circuit Arrangements Expired GB1150713A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1965T0028642 DE1258451B (de) 1965-05-22 1965-05-22 Schaltungsanordnung zur Einstellung der Bildhelligkeit in einem Farbfernsehempfaenger

Publications (1)

Publication Number Publication Date
GB1150713A true GB1150713A (en) 1969-04-30

Family

ID=7554313

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2123566A Expired GB1150713A (en) 1965-05-22 1966-05-12 Improvements in or relating to Brightness Control Circuit Arrangements

Country Status (4)

Country Link
AT (1) AT262375B (enrdf_load_stackoverflow)
DE (1) DE1258451B (enrdf_load_stackoverflow)
GB (1) GB1150713A (enrdf_load_stackoverflow)
NZ (1) NZ145152A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE1258451B (de) 1968-01-11
AT262375B (de) 1968-06-10
NZ145152A (enrdf_load_stackoverflow)

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees