JPS5237710A - Gamma circuit - Google Patents

Gamma circuit

Info

Publication number
JPS5237710A
JPS5237710A JP51093510A JP9351076A JPS5237710A JP S5237710 A JPS5237710 A JP S5237710A JP 51093510 A JP51093510 A JP 51093510A JP 9351076 A JP9351076 A JP 9351076A JP S5237710 A JPS5237710 A JP S5237710A
Authority
JP
Japan
Prior art keywords
gamma circuit
gamma
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
JP51093510A
Other languages
Japanese (ja)
Other versions
JPS5628428B2 (en
Inventor
Jiyooji Shiia Jiyunia Harorudo
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.)
RCA Corp
Original Assignee
RCA Corp
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
Priority claimed from GB32842/75A external-priority patent/GB1549769A/en
Application filed by RCA Corp filed Critical RCA Corp
Publication of JPS5237710A publication Critical patent/JPS5237710A/en
Publication of JPS5628428B2 publication Critical patent/JPS5628428B2/ja
Granted 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
    • H04N9/64—Circuits for processing colour signals
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
    • H04N9/69—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits for modifying the colour signals by gamma correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
JP51093510A 1975-08-06 1976-08-04 Gamma circuit Granted JPS5237710A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB32842/75A GB1549769A (en) 1975-08-06 1975-08-06 Negative gamma circuit
US05/661,616 US4018988A (en) 1975-08-06 1976-02-26 Negative gamma circuit

Publications (2)

Publication Number Publication Date
JPS5237710A true JPS5237710A (en) 1977-03-23
JPS5628428B2 JPS5628428B2 (en) 1981-07-01

Family

ID=26261588

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51093510A Granted JPS5237710A (en) 1975-08-06 1976-08-04 Gamma circuit

Country Status (5)

Country Link
JP (1) JPS5237710A (en)
CA (1) CA1094214A (en)
DE (1) DE2635127A1 (en)
FR (1) FR2320674A1 (en)
NL (1) NL7608704A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR837877A (en) * 1937-05-12 1939-02-22 Fernseh Ag Process for reversing the degree of blackening of positive or negative films
GB649779A (en) * 1947-11-21 1951-01-31 Mini Of Supply Improvements in or relating to electronic multiplying and dividing means

Also Published As

Publication number Publication date
CA1094214A (en) 1981-01-20
DE2635127C3 (en) 1979-09-20
JPS5628428B2 (en) 1981-07-01
DE2635127B2 (en) 1979-01-25
DE2635127A1 (en) 1977-02-10
NL7608704A (en) 1977-02-08
FR2320674B1 (en) 1982-03-12
FR2320674A1 (en) 1977-03-04

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