EP0985222A4 - Structure and fabrication of electron-emitting device having specially configured focus coating - Google Patents

Structure and fabrication of electron-emitting device having specially configured focus coating

Info

Publication number
EP0985222A4
EP0985222A4 EP98928822A EP98928822A EP0985222A4 EP 0985222 A4 EP0985222 A4 EP 0985222A4 EP 98928822 A EP98928822 A EP 98928822A EP 98928822 A EP98928822 A EP 98928822A EP 0985222 A4 EP0985222 A4 EP 0985222A4
Authority
EP
European Patent Office
Prior art keywords
fabrication
electron
emitting device
specially configured
focus coating
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Withdrawn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
EP98928822A
Other languages
German (de)
French (fr)
Other versions
EP0985222A1 (en
Inventor
Duane A Haven
Roger W Barton
Christopher J Spindt
N Johan Knall
Stephanie J Oberg
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.)
Canon Inc
Original Assignee
Candescent Intellectual Property Services Inc
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
Priority claimed from US08/866,151 external-priority patent/US5920151A/en
Priority claimed from US08/866,554 external-priority patent/US6013974A/en
Application filed by Candescent Intellectual Property Services Inc filed Critical Candescent Intellectual Property Services Inc
Publication of EP0985222A1 publication Critical patent/EP0985222A1/en
Publication of EP0985222A4 publication Critical patent/EP0985222A4/en
Withdrawn legal-status Critical Current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
    • 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/467—Control electrodes for flat display tubes, e.g. of the type covered by group H01J31/123
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/148—Manufacture of electrodes or electrode systems of non-emitting electrodes of electron emission flat panels, e.g. gate electrodes, focusing electrodes or anode electrodes
EP98928822A 1997-05-30 1998-05-27 Structure and fabrication of electron-emitting device having specially configured focus coating Withdrawn EP0985222A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US866151 1986-05-22
US866554 1992-04-10
US08/866,151 US5920151A (en) 1997-05-30 1997-05-30 Structure and fabrication of electron-emitting device having focus coating contacted through underlying access conductor
US08/866,554 US6013974A (en) 1997-05-30 1997-05-30 Electron-emitting device having focus coating that extends partway into focus openings
PCT/US1998/009906 WO1998054745A1 (en) 1997-05-30 1998-05-27 Structure and fabrication of electron-emitting device having specially configured focus coating

Publications (2)

Publication Number Publication Date
EP0985222A1 EP0985222A1 (en) 2000-03-15
EP0985222A4 true EP0985222A4 (en) 2006-04-19

Family

ID=27127933

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98928822A Withdrawn EP0985222A4 (en) 1997-05-30 1998-05-27 Structure and fabrication of electron-emitting device having specially configured focus coating

Country Status (4)

Country Link
EP (1) EP0985222A4 (en)
JP (1) JP4204075B2 (en)
KR (2) KR100479352B1 (en)
WO (1) WO1998054745A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6049165A (en) 1996-07-17 2000-04-11 Candescent Technologies Corporation Structure and fabrication of flat panel display with specially arranged spacer
FR2828956A1 (en) * 2001-06-11 2003-02-28 Pixtech Sa Micropoint display screen construction having cathode grid screen plate and first/second parallel electrodes sets interconnected with pixel transmission elements and element associated localized resistive element

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5164632A (en) * 1990-05-31 1992-11-17 Ricoh Company, Ltd. Electron emission element for use in a display device
WO1996016429A2 (en) * 1994-11-21 1996-05-30 Candescent Technologies Corporation Field emission device with internal structure for aligning phosphor pixels with corresponding field emitters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5191217A (en) * 1991-11-25 1993-03-02 Motorola, Inc. Method and apparatus for field emission device electrostatic electron beam focussing
JP2653008B2 (en) * 1993-01-25 1997-09-10 日本電気株式会社 Cold cathode device and method of manufacturing the same
US5528103A (en) * 1994-01-31 1996-06-18 Silicon Video Corporation Field emitter with focusing ridges situated to sides of gate
US5650690A (en) * 1994-11-21 1997-07-22 Candescent Technologies, Inc. Backplate of field emission device with self aligned focus structure and spacer wall locators
US5763987A (en) * 1995-05-30 1998-06-09 Mitsubishi Denki Kabushiki Kaisha Field emission type electron source and method of making same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5164632A (en) * 1990-05-31 1992-11-17 Ricoh Company, Ltd. Electron emission element for use in a display device
WO1996016429A2 (en) * 1994-11-21 1996-05-30 Candescent Technologies Corporation Field emission device with internal structure for aligning phosphor pixels with corresponding field emitters

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9854745A1 *

Also Published As

Publication number Publication date
JP4204075B2 (en) 2009-01-07
KR20010012975A (en) 2001-02-26
KR100479352B1 (en) 2005-03-31
EP0985222A1 (en) 2000-03-15
KR20030097599A (en) 2003-12-31
JP2002501662A (en) 2002-01-15
WO1998054745A1 (en) 1998-12-03
KR100421750B1 (en) 2004-03-10

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Legal Events

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

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Inventor name: OBERG, STEPHANIE, J.

Inventor name: KNALL, N., JOHAN

Inventor name: SPINDT, CHRISTOPHER, J.

Inventor name: BARTON,ROGER W.

Inventor name: HAVEN, DUANE, A.

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CANDESCENT INTELLECTUAL PROPERTY SERVICES, INC.

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