FR2608842B1 - Transducteur photo-electronique utilisant une cathode emissive a micropointes - Google Patents

Transducteur photo-electronique utilisant une cathode emissive a micropointes

Info

Publication number
FR2608842B1
FR2608842B1 FR8617973A FR8617973A FR2608842B1 FR 2608842 B1 FR2608842 B1 FR 2608842B1 FR 8617973 A FR8617973 A FR 8617973A FR 8617973 A FR8617973 A FR 8617973A FR 2608842 B1 FR2608842 B1 FR 2608842B1
Authority
FR
France
Prior art keywords
emissive cathode
photoelectronic transducer
micropoint
micropoint emissive
photoelectronic
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
FR8617973A
Other languages
English (en)
Other versions
FR2608842A1 (fr
Inventor
Robert Baptist
Michel Borel
Ariel Brenac
Gerard Chauvet
Robert Meyer
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR8617973A priority Critical patent/FR2608842B1/fr
Priority to EP87402918A priority patent/EP0275769A1/fr
Publication of FR2608842A1 publication Critical patent/FR2608842A1/fr
Application granted granted Critical
Publication of FR2608842B1 publication Critical patent/FR2608842B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/34—Photo-emissive cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/49—Pick-up adapted for an input of electromagnetic radiation other than visible light and having an electric output, e.g. for an input of X-rays, for an input of infrared radiation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/34—Photoemissive electrodes
    • H01J2201/342—Cathodes
    • H01J2201/3421—Composition of the emitting surface
    • H01J2201/3423—Semiconductors, e.g. GaAs, NEA emitters

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measurement Of Radiation (AREA)
FR8617973A 1986-12-22 1986-12-22 Transducteur photo-electronique utilisant une cathode emissive a micropointes Expired FR2608842B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8617973A FR2608842B1 (fr) 1986-12-22 1986-12-22 Transducteur photo-electronique utilisant une cathode emissive a micropointes
EP87402918A EP0275769A1 (fr) 1986-12-22 1987-12-18 Transducteur photo-électronique utilisant une cathode émissive à micropointes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8617973A FR2608842B1 (fr) 1986-12-22 1986-12-22 Transducteur photo-electronique utilisant une cathode emissive a micropointes

Publications (2)

Publication Number Publication Date
FR2608842A1 FR2608842A1 (fr) 1988-06-24
FR2608842B1 true FR2608842B1 (fr) 1989-03-03

Family

ID=9342162

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8617973A Expired FR2608842B1 (fr) 1986-12-22 1986-12-22 Transducteur photo-electronique utilisant une cathode emissive a micropointes

Country Status (2)

Country Link
EP (1) EP0275769A1 (fr)
FR (1) FR2608842B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5449970A (en) * 1992-03-16 1995-09-12 Microelectronics And Computer Technology Corporation Diode structure flat panel display
US5548185A (en) * 1992-03-16 1996-08-20 Microelectronics And Computer Technology Corporation Triode structure flat panel display employing flat field emission cathode
US5567929A (en) * 1995-02-21 1996-10-22 University Of Connecticut Flat panel detector and image sensor
CN1119829C (zh) * 1996-09-17 2003-08-27 浜松光子学株式会社 光电阴极及装备有它的电子管
WO2003043045A2 (fr) * 2001-11-13 2003-05-22 Nanosciences Corporation Photocathode
FR2879342B1 (fr) * 2004-12-15 2008-09-26 Thales Sa Cathode a emission de champ, a commande optique
EP2144271B1 (fr) * 2007-04-26 2014-04-09 Panasonic Corporation Dispositif d'imagerie par rayons x et appareil de radiographie par rayons x

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3735186A (en) * 1971-03-10 1973-05-22 Philips Corp Field emission cathode
US3921022A (en) * 1974-09-03 1975-11-18 Rca Corp Field emitting device and method of making same
DE3316027A1 (de) * 1983-05-03 1984-11-08 Dornier System Gmbh, 7990 Friedrichshafen Photodetektor

Also Published As

Publication number Publication date
EP0275769A1 (fr) 1988-07-27
FR2608842A1 (fr) 1988-06-24

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Legal Events

Date Code Title Description
ST Notification of lapse