FR93720E - Perfectionnements aux circuits de correction de gamma. - Google Patents

Perfectionnements aux circuits de correction de gamma.

Info

Publication number
FR93720E
FR93720E FR133119A FR133119A FR93720E FR 93720 E FR93720 E FR 93720E FR 133119 A FR133119 A FR 133119A FR 133119 A FR133119 A FR 133119A FR 93720 E FR93720 E FR 93720E
Authority
FR
France
Prior art keywords
gamma correction
correction circuits
circuits
gamma
correction
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
FR133119A
Other languages
English (en)
Inventor
Bernard De Thieulloy
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 to FR108716A priority Critical patent/FR1534777A/fr
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR133119A priority patent/FR93720E/fr
Priority to NL6807530.A priority patent/NL160694C/xx
Priority to SE07391/68A priority patent/SE330940B/xx
Priority to DE19681762353 priority patent/DE1762353B2/de
Priority to GB26592/68A priority patent/GB1205164A/en
Application granted granted Critical
Publication of FR93720E publication Critical patent/FR93720E/fr
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
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/202—Gamma control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Networks Using Active Elements (AREA)
FR133119A 1967-06-01 1967-12-20 Perfectionnements aux circuits de correction de gamma. Expired FR93720E (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR108716A FR1534777A (fr) 1967-06-01 1967-06-01 Perfectionnements aux circuits de correction de gamma
FR133119A FR93720E (fr) 1967-06-01 1967-12-20 Perfectionnements aux circuits de correction de gamma.
NL6807530.A NL160694C (nl) 1967-06-01 1968-05-28 Gamma-correctieschakeling met instelbaar gamma.
SE07391/68A SE330940B (fr) 1967-06-01 1968-05-31
DE19681762353 DE1762353B2 (de) 1967-06-01 1968-05-31 Gammakorrekturschaltung mit variablem gamma fuer ein fernseh-videoeingangssignal
GB26592/68A GB1205164A (en) 1967-06-01 1968-06-04 Improvements in gamma correction circuits

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR108716A FR1534777A (fr) 1967-06-01 1967-06-01 Perfectionnements aux circuits de correction de gamma
FR133119A FR93720E (fr) 1967-06-01 1967-12-20 Perfectionnements aux circuits de correction de gamma.

Publications (1)

Publication Number Publication Date
FR93720E true FR93720E (fr) 1969-05-09

Family

ID=26176962

Family Applications (2)

Application Number Title Priority Date Filing Date
FR108716A Expired FR1534777A (fr) 1967-06-01 1967-06-01 Perfectionnements aux circuits de correction de gamma
FR133119A Expired FR93720E (fr) 1967-06-01 1967-12-20 Perfectionnements aux circuits de correction de gamma.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR108716A Expired FR1534777A (fr) 1967-06-01 1967-06-01 Perfectionnements aux circuits de correction de gamma

Country Status (5)

Country Link
DE (1) DE1762353B2 (fr)
FR (2) FR1534777A (fr)
GB (1) GB1205164A (fr)
NL (1) NL160694C (fr)
SE (1) SE330940B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3970774A (en) * 1975-03-31 1976-07-20 Rca Corporation Electronic signal mixer
JPS58130676A (ja) * 1982-01-29 1983-08-04 Toshiba Corp ガンマ補正回路
JPH0411432Y2 (fr) * 1985-03-30 1992-03-23
DE19845187A1 (de) * 1998-10-01 2000-04-13 Loewe Opta Gmbh Verfahren zur Einstellung der Helligkeit einer Zelle eines Flachdisplays

Also Published As

Publication number Publication date
NL6807530A (fr) 1968-12-02
SE330940B (fr) 1970-12-07
DE1762353B2 (de) 1977-07-21
NL160694B (nl) 1979-06-15
DE1762353A1 (de) 1970-04-30
NL160694C (nl) 1979-11-15
FR1534777A (fr) 1968-08-02
GB1205164A (en) 1970-09-16
DE1762353C3 (fr) 1978-03-09

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