JPS56140776A - Luminance control circuit - Google Patents

Luminance control circuit

Info

Publication number
JPS56140776A
JPS56140776A JP4298980A JP4298980A JPS56140776A JP S56140776 A JPS56140776 A JP S56140776A JP 4298980 A JP4298980 A JP 4298980A JP 4298980 A JP4298980 A JP 4298980A JP S56140776 A JPS56140776 A JP S56140776A
Authority
JP
Japan
Prior art keywords
voltage
luminance control
luminance
transistor
control circuit
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.)
Granted
Application number
JP4298980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6339151B2 (enrdf_load_stackoverflow
Inventor
Minoru Miyata
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP4298980A priority Critical patent/JPS56140776A/ja
Publication of JPS56140776A publication Critical patent/JPS56140776A/ja
Publication of JPS6339151B2 publication Critical patent/JPS6339151B2/ja
Granted 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
    • H04N5/57—Control of contrast or brightness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)
JP4298980A 1980-04-01 1980-04-01 Luminance control circuit Granted JPS56140776A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4298980A JPS56140776A (en) 1980-04-01 1980-04-01 Luminance control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4298980A JPS56140776A (en) 1980-04-01 1980-04-01 Luminance control circuit

Publications (2)

Publication Number Publication Date
JPS56140776A true JPS56140776A (en) 1981-11-04
JPS6339151B2 JPS6339151B2 (enrdf_load_stackoverflow) 1988-08-03

Family

ID=12651433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4298980A Granted JPS56140776A (en) 1980-04-01 1980-04-01 Luminance control circuit

Country Status (1)

Country Link
JP (1) JPS56140776A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4994756A (en) * 1987-05-02 1991-02-19 U.S. Philips Corporation Circuit arrangement for amplifying a television signal

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54177852U (enrdf_load_stackoverflow) * 1978-06-06 1979-12-15

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54177852U (enrdf_load_stackoverflow) * 1978-06-06 1979-12-15

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4994756A (en) * 1987-05-02 1991-02-19 U.S. Philips Corporation Circuit arrangement for amplifying a television signal

Also Published As

Publication number Publication date
JPS6339151B2 (enrdf_load_stackoverflow) 1988-08-03

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