FR2644627B1 - Canon de tube cathodique a source d'electrons a effet de champ - Google Patents

Canon de tube cathodique a source d'electrons a effet de champ

Info

Publication number
FR2644627B1
FR2644627B1 FR8903533A FR8903533A FR2644627B1 FR 2644627 B1 FR2644627 B1 FR 2644627B1 FR 8903533 A FR8903533 A FR 8903533A FR 8903533 A FR8903533 A FR 8903533A FR 2644627 B1 FR2644627 B1 FR 2644627B1
Authority
FR
France
Prior art keywords
field effect
ray tube
cathode ray
electron source
effect electron
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 - Fee Related
Application number
FR8903533A
Other languages
English (en)
Other versions
FR2644627A1 (fr
Inventor
Olivier Trinchero
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.)
Videocolor SA
Original Assignee
Videocolor 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 Videocolor SA filed Critical Videocolor SA
Priority to FR8903533A priority Critical patent/FR2644627B1/fr
Priority to PCT/EP1990/000417 priority patent/WO1990011609A1/fr
Publication of FR2644627A1 publication Critical patent/FR2644627A1/fr
Application granted granted Critical
Publication of FR2644627B1 publication Critical patent/FR2644627B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/021—Electron guns using a field emission, photo emission, or secondary emission electron source
    • H01J3/022—Electron guns using a field emission, photo emission, or secondary emission electron source with microengineered cathode, e.g. Spindt-type
    • 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
    • H01J1/30—Cold cathodes, e.g. field-emissive cathode
    • H01J1/304—Field-emissive cathodes
    • H01J1/3042—Field-emissive cathodes microengineered, e.g. Spindt-type
FR8903533A 1989-03-17 1989-03-17 Canon de tube cathodique a source d'electrons a effet de champ Expired - Fee Related FR2644627B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8903533A FR2644627B1 (fr) 1989-03-17 1989-03-17 Canon de tube cathodique a source d'electrons a effet de champ
PCT/EP1990/000417 WO1990011609A1 (fr) 1989-03-17 1990-03-15 Canon de tube cathodique a source d'electrons a effet de champ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8903533A FR2644627B1 (fr) 1989-03-17 1989-03-17 Canon de tube cathodique a source d'electrons a effet de champ

Publications (2)

Publication Number Publication Date
FR2644627A1 FR2644627A1 (fr) 1990-09-21
FR2644627B1 true FR2644627B1 (fr) 1996-01-05

Family

ID=9379807

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8903533A Expired - Fee Related FR2644627B1 (fr) 1989-03-17 1989-03-17 Canon de tube cathodique a source d'electrons a effet de champ

Country Status (2)

Country Link
FR (1) FR2644627B1 (fr)
WO (1) WO1990011609A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2690005B1 (fr) * 1992-04-10 1994-05-20 Commissariat A Energie Atomique Canon a electrons compact comportant une source d'electrons a micropointes et laser a semi-conducteur utilisant ce canon pour le pompage electronique.
US5583393A (en) * 1994-03-24 1996-12-10 Fed Corporation Selectively shaped field emission electron beam source, and phosphor array for use therewith

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1555800A (en) * 1976-11-04 1979-11-14 Emi Varian Ltd Electron emitters
DE2950897C2 (de) * 1979-12-18 1985-05-09 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Einrichtung zur Erzeugung von Elektronenstrahlen
JPS57187849A (en) * 1981-05-15 1982-11-18 Nippon Telegr & Teleph Corp <Ntt> Electron gun
JPS59196544A (ja) * 1983-04-22 1984-11-07 Jeol Ltd 電子銃

Also Published As

Publication number Publication date
FR2644627A1 (fr) 1990-09-21
WO1990011609A1 (fr) 1990-10-04

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Legal Events

Date Code Title Description
ST Notification of lapse