EP0526663A4 - Light projecting device - Google Patents

Light projecting device

Info

Publication number
EP0526663A4
EP0526663A4 EP19920906279 EP92906279A EP0526663A4 EP 0526663 A4 EP0526663 A4 EP 0526663A4 EP 19920906279 EP19920906279 EP 19920906279 EP 92906279 A EP92906279 A EP 92906279A EP 0526663 A4 EP0526663 A4 EP 0526663A4
Authority
EP
European Patent Office
Prior art keywords
light projecting
projecting device
light
projecting
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.)
Withdrawn
Application number
EP19920906279
Other languages
English (en)
Other versions
EP0526663A1 (fr
Inventor
Masamitsu Seiko Epson Corporation Uehara
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of EP0526663A1 publication Critical patent/EP0526663A1/fr
Publication of EP0526663A4 publication Critical patent/EP0526663A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/08—Electrodes intimately associated with a screen on or from which an image or pattern is formed, picked-up, converted or stored, e.g. backing-plates for storage tubes or collecting secondary electrons
    • H01J29/085—Anode plates, e.g. for screens of flat panel displays
    • 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
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/15—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen with ray or beam selectively directed to luminescent anode segments
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J63/00—Cathode-ray or electron-stream lamps
    • H01J63/06—Lamps with luminescent screen excited by the ray or stream
EP19920906279 1991-02-27 1992-02-27 Light projecting device Withdrawn EP0526663A4 (en)

Applications Claiming Priority (36)

Application Number Priority Date Filing Date Title
JP31240/91 1991-02-27
JP3124491 1991-02-27
JP3124291 1991-02-27
JP31243/91 1991-02-27
JP3124091 1991-02-27
JP3124191 1991-02-27
JP31241/91 1991-02-27
JP3124391 1991-02-27
JP31244/91 1991-02-27
JP31242/91 1991-02-27
JP3605291 1991-03-01
JP36056/91 1991-03-01
JP36053/91 1991-03-01
JP3605691 1991-03-01
JP36050/91 1991-03-01
JP36052/91 1991-03-01
JP3605491 1991-03-01
JP3605191 1991-03-01
JP3605091 1991-03-01
JP3605391 1991-03-01
JP36051/91 1991-03-01
JP36054/91 1991-03-01
JP4038791 1991-03-07
JP4038391 1991-03-07
JP40386/91 1991-03-07
JP4038691 1991-03-07
JP40383/91 1991-03-07
JP40387/91 1991-03-07
JP4038891 1991-03-07
JP40388/91 1991-03-07
JP43088/91 1991-03-08
JP43092/91 1991-03-08
JP43093/91 1991-03-08
JP4309391 1991-03-08
JP4308891 1991-03-08
JP4309291 1991-03-08

Publications (2)

Publication Number Publication Date
EP0526663A1 EP0526663A1 (fr) 1993-02-10
EP0526663A4 true EP0526663A4 (en) 1993-09-22

Family

ID=27586118

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19920906279 Withdrawn EP0526663A4 (en) 1991-02-27 1992-02-27 Light projecting device

Country Status (2)

Country Link
EP (1) EP0526663A4 (fr)
WO (1) WO1992016011A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5583393A (en) * 1994-03-24 1996-12-10 Fed Corporation Selectively shaped field emission electron beam source, and phosphor array for use therewith
JP5350987B2 (ja) * 2009-11-13 2013-11-27 株式会社ピュアロンジャパン フィールドエミッションランプ
FR2985516B1 (fr) * 2012-01-05 2014-02-14 Commissariat Energie Atomique Couche luminescente formee d'un materiau ferroelectrique luminescent polarise pour un dispositif cathodoluminescent.
FR3038125B1 (fr) * 2015-06-25 2017-07-28 Commissariat Energie Atomique Dispositif cathodoluminescent a rendement ameliore

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482838A (en) * 1980-12-09 1984-11-13 Denki Kagaku Kogyo Kabushiki Kaisha Thermionic emission cathode
US4660967A (en) * 1983-03-30 1987-04-28 Ricoh Company, Ltd. Hot cathode fluorescent tube illumination system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144576B (en) * 1983-08-05 1987-04-15 English Electric Valve Co Ltd Display arrangements
GB2144575B (en) * 1983-08-05 1988-04-20 English Electric Valve Co Ltd Cathedolumanescent display arrangements
JPS647754U (fr) * 1987-07-02 1989-01-17
JPH02267842A (ja) * 1989-04-10 1990-11-01 Mitsubishi Electric Corp 光源用表示管

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482838A (en) * 1980-12-09 1984-11-13 Denki Kagaku Kogyo Kabushiki Kaisha Thermionic emission cathode
US4660967A (en) * 1983-03-30 1987-04-28 Ricoh Company, Ltd. Hot cathode fluorescent tube illumination system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO9216011A1 *
THIN SOLID FILMS vol. 85, no. 1, October 1981, LAUSANNE CH pages 43 - 51 J P OCIEPA ET AL. 'Properties of very thin La-B films deposited onto tantalum' *

Also Published As

Publication number Publication date
WO1992016011A1 (fr) 1992-09-17
EP0526663A1 (fr) 1993-02-10

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 19921029

AK Designated contracting states

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Designated state(s): DE FR GB

A4 Supplementary search report drawn up and despatched

Effective date: 19930805

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Effective date: 19941104

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 19950315