FR2186793A1 - - Google Patents

Info

Publication number
FR2186793A1
FR2186793A1 FR7219266A FR7219266A FR2186793A1 FR 2186793 A1 FR2186793 A1 FR 2186793A1 FR 7219266 A FR7219266 A FR 7219266A FR 7219266 A FR7219266 A FR 7219266A FR 2186793 A1 FR2186793 A1 FR 2186793A1
Authority
FR
France
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
FR7219266A
Other languages
French (fr)
Other versions
FR2186793B1 (zh
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger 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
Application filed by Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Priority to FR7219266A priority Critical patent/FR2186793B1/fr
Publication of FR2186793A1 publication Critical patent/FR2186793A1/fr
Application granted granted Critical
Publication of FR2186793B1 publication Critical patent/FR2186793B1/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
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
FR7219266A 1972-05-30 1972-05-30 Expired FR2186793B1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7219266A FR2186793B1 (zh) 1972-05-30 1972-05-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7219266A FR2186793B1 (zh) 1972-05-30 1972-05-30

Publications (2)

Publication Number Publication Date
FR2186793A1 true FR2186793A1 (zh) 1974-01-11
FR2186793B1 FR2186793B1 (zh) 1977-01-14

Family

ID=9099303

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7219266A Expired FR2186793B1 (zh) 1972-05-30 1972-05-30

Country Status (1)

Country Link
FR (1) FR2186793B1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2435093A1 (fr) * 1978-09-01 1980-03-28 View Eng Dispositif et procede de reconnaissance de forme
FR2513054A1 (fr) * 1981-09-16 1983-03-18 Victor Company Of Japan Dispositif de compensation de tempera ture pour un ensemble a tube de prise de vues
EP0115196A1 (en) * 1982-12-29 1984-08-08 Sony Corporation Clamp circuit for use in video camera having image pick-up device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2190753A (en) * 1934-09-18 1940-02-20 Emi Ltd Apparatus for amplifying electrical variations

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2190753A (en) * 1934-09-18 1940-02-20 Emi Ltd Apparatus for amplifying electrical variations

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2435093A1 (fr) * 1978-09-01 1980-03-28 View Eng Dispositif et procede de reconnaissance de forme
FR2513054A1 (fr) * 1981-09-16 1983-03-18 Victor Company Of Japan Dispositif de compensation de tempera ture pour un ensemble a tube de prise de vues
US4494145A (en) * 1981-09-16 1985-01-15 Victor Company Of Japan, Ltd. Temperature compensation circuit in a pickup tube device
EP0115196A1 (en) * 1982-12-29 1984-08-08 Sony Corporation Clamp circuit for use in video camera having image pick-up device

Also Published As

Publication number Publication date
FR2186793B1 (zh) 1977-01-14

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Legal Events

Date Code Title Description
ST Notification of lapse