FR2452218A1 - Dispositif pour le traitement des hautes lumieres dans une camera de television - Google Patents

Dispositif pour le traitement des hautes lumieres dans une camera de television

Info

Publication number
FR2452218A1
FR2452218A1 FR8006247A FR8006247A FR2452218A1 FR 2452218 A1 FR2452218 A1 FR 2452218A1 FR 8006247 A FR8006247 A FR 8006247A FR 8006247 A FR8006247 A FR 8006247A FR 2452218 A1 FR2452218 A1 FR 2452218A1
Authority
FR
France
Prior art keywords
high lights
treatment
television camera
sensitive
signal
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
FR8006247A
Other languages
English (en)
French (fr)
Other versions
FR2452218B1 (Direct
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
Application filed by RCA Corp filed Critical RCA Corp
Publication of FR2452218A1 publication Critical patent/FR2452218A1/fr
Application granted granted Critical
Publication of FR2452218B1 publication Critical patent/FR2452218B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/40—Circuit details for pick-up tubes
    • H04N23/41—Beam current control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Television Receiver Circuits (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
FR8006247A 1979-03-21 1980-03-20 Dispositif pour le traitement des hautes lumieres dans une camera de television Granted FR2452218A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/022,616 US4237491A (en) 1979-03-21 1979-03-21 Television camera highlight discharge apparatus

Publications (2)

Publication Number Publication Date
FR2452218A1 true FR2452218A1 (fr) 1980-10-17
FR2452218B1 FR2452218B1 (Direct) 1984-04-20

Family

ID=21810514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8006247A Granted FR2452218A1 (fr) 1979-03-21 1980-03-20 Dispositif pour le traitement des hautes lumieres dans une camera de television

Country Status (5)

Country Link
US (1) US4237491A (Direct)
JP (1) JPS55128974A (Direct)
DE (1) DE3010978C2 (Direct)
FR (1) FR2452218A1 (Direct)
GB (1) GB2047044B (Direct)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4540919A (en) * 1982-01-08 1985-09-10 Ampex Corporation Method and apparatus for automatically controlling highlight effects
JPS58142684A (ja) * 1982-02-19 1983-08-24 Hitachi Denshi Ltd 自動ビ−ム電流制御方法及び制御回路
JPS5980071A (ja) * 1982-10-29 1984-05-09 Sony Corp 撮像装置
JPS59134991A (ja) * 1983-01-22 1984-08-02 Hitachi Denshi Ltd 撮像管のビ−ム電流制御回路
JPS6129045A (ja) * 1984-07-18 1986-02-08 Hitachi Ltd 撮像管装置
JPS62185470A (ja) * 1986-02-10 1987-08-13 Hitachi Ltd 撮像管のビ−ム電流制御方式

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1265859A (fr) * 1960-04-27 1961-07-07 Thomson Houston Comp Francaise Dispositif automatique de commande de l'intensité du faisceau d'un tube électronique
US3610823A (en) * 1966-11-01 1971-10-05 Philips Corp Television camera system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1198409B (de) 1956-03-31 1965-08-12 Fernseh Gmbh Verfahren zum Betrieb von Vidikon-Roehren
GB974441A (en) * 1962-06-20 1964-11-04 Marconi Instruments Ltd Improvements in or relating to television cameras and the like
GB1093806A (en) 1963-08-31 1967-12-06 Electrical & Musical Ind Ltd Improvements relating to pick-up tube arrangements
DE2107554B1 (de) * 1971-02-17 1972-06-08 Fernseh Gmbh Verfahren und Schaltungsanordnung zur Verstärkung von Fernsehsignalen
JPS5236648B2 (Direct) * 1973-03-09 1977-09-17
JPS508418A (Direct) * 1973-05-21 1975-01-28
NL7312332A (nl) * 1973-09-07 1975-03-11 Philips Nv Schakeling geschikt voor toepassing bij een televisieopneembuis die is voorzien van een anti-komeetstaart elektronenkanon.
GB1537591A (en) * 1976-02-24 1979-01-04 Marconi Co Ltd Television camera tube arrangements

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1265859A (fr) * 1960-04-27 1961-07-07 Thomson Houston Comp Francaise Dispositif automatique de commande de l'intensité du faisceau d'un tube électronique
US3610823A (en) * 1966-11-01 1971-10-05 Philips Corp Television camera system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JOURNAL OF THE SMPTE, vol. 71, no. 6, juin 1962, New York (US) *

Also Published As

Publication number Publication date
DE3010978A1 (de) 1980-10-02
JPS55128974A (en) 1980-10-06
FR2452218B1 (Direct) 1984-04-20
US4237491A (en) 1980-12-02
GB2047044A (en) 1980-11-19
DE3010978C2 (de) 1982-12-09
GB2047044B (en) 1983-03-30

Similar Documents

Publication Publication Date Title
FR2452218A1 (fr) Dispositif pour le traitement des hautes lumieres dans une camera de television
FR2415931A1 (fr) Dispositif de visualisation de television
US4553169A (en) Clamp circuit for use in video camera having image pick-up device
JPS5391A (en) Agc circuit for x-ray generator
FR2448268A1 (fr) Systeme de traitement de signaux video ayant un circuit de reglage automatique et previsible de la luminosite
KR880003406A (ko) 패턴 완성 장치
JPS56131276A (en) Field-sequence color television image pickup system
JPS5234630A (en) Colr image pickup device
ATE93110T1 (de) Automatischer bildschaerfeabgleich von bildroehren.
FR2385278A1 (fr) Circuit de controle du tube d'un appareil de prise de vue de television
FR2411529A1 (fr) Circuit de suppression de la contamination des signaux de chrominance par des signaux de luminance dans un systeme de traitement de signaux video
JPS5829569B2 (ja) パタ−ン内蔵形撮像管
KR840001983A (ko) 촬상장치의 온도 보정방식
JPS561454A (en) Picture signal processing device for scanning electron microscope
DE3767922D1 (de) Schaltungsanordnung zur beseitigung von geometrieverzerrungen.
JPH0220106U (Direct)
JPS5221724A (en) Automatic brightness adjusting circuit
GB1186372A (en) Improvements in or relating to Photo-Electronic Imaging Devices
JPS5488024A (en) Driving system for pickup tube
SU714277A1 (ru) Устройство дл спектрального анализа
JPS5248963A (en) Sample picture display equipment
JPS5542017A (en) Optical pyrometer
KR930020941A (ko) 이미지 센서
JPS60196734A (ja) 照明制御装置
JPS5238819A (en) Television came unit

Legal Events

Date Code Title Description
ST Notification of lapse