GB9700568D0 - Field electron emission materials and devices - Google Patents

Field electron emission materials and devices

Info

Publication number
GB9700568D0
GB9700568D0 GBGB9700568.0A GB9700568A GB9700568D0 GB 9700568 D0 GB9700568 D0 GB 9700568D0 GB 9700568 A GB9700568 A GB 9700568A GB 9700568 D0 GB9700568 D0 GB 9700568D0
Authority
GB
United Kingdom
Prior art keywords
devices
electron emission
field electron
emission materials
materials
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
GBGB9700568.0A
Other versions
GB2306246A (en
GB2306246B (en
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.)
LATHAM RODNEY V
Original Assignee
LATHAM RODNEY V
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 GBGB9515988.5A external-priority patent/GB9515988D0/en
Priority claimed from GBGB9606816.8A external-priority patent/GB9606816D0/en
Application filed by LATHAM RODNEY V filed Critical LATHAM RODNEY V
Priority claimed from GB9616334A external-priority patent/GB2304989B/en
Publication of GB9700568D0 publication Critical patent/GB9700568D0/en
Publication of GB2306246A publication Critical patent/GB2306246A/en
Application granted granted Critical
Publication of GB2306246B publication Critical patent/GB2306246B/en
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
    • 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
    • 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
    • H01J29/94—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
    • 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
    • H01J31/123—Flat display tubes
    • H01J31/125—Flat display tubes provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digital selection
    • H01J31/127—Flat display tubes provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digital selection using large area or array sources, i.e. essentially a source for each pixel group
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/30—Cold cathodes
    • H01J2201/304—Field emission cathodes
    • H01J2201/30403—Field emission cathodes characterised by the emitter shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/30—Cold cathodes
    • H01J2201/319—Circuit elements associated with the emitters by direct integration
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2209/00—Apparatus and processes for manufacture of discharge tubes
    • H01J2209/38—Control of maintenance of pressure in the vessel
    • H01J2209/385—Gettering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2329/00—Electron emission display panels, e.g. field emission display panels
    • H01J2329/86—Vessels
    • H01J2329/8625—Spacing members
GB9700568A 1995-08-04 1996-08-02 Field electron emission devices Expired - Fee Related GB2306246B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9515988.5A GB9515988D0 (en) 1995-08-04 1995-08-04 Field electron emission materials and devices
GBGB9606816.8A GB9606816D0 (en) 1996-03-30 1996-03-30 Field electron emission materials and devices
GB9616334A GB2304989B (en) 1995-08-04 1996-08-02 Field electron emission materials and devices

Publications (3)

Publication Number Publication Date
GB9700568D0 true GB9700568D0 (en) 1997-03-05
GB2306246A GB2306246A (en) 1997-04-30
GB2306246B GB2306246B (en) 1997-09-03

Family

ID=27267844

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9700568A Expired - Fee Related GB2306246B (en) 1995-08-04 1996-08-02 Field electron emission devices

Country Status (1)

Country Link
GB (1) GB2306246B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002509340A (en) * 1997-12-15 2002-03-26 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Ion bombarded graphite electron emitter
CN1281585A (en) * 1997-12-15 2001-01-24 纳幕尔杜邦公司 Ion bombarded graphite electron emitters
US6409567B1 (en) 1997-12-15 2002-06-25 E.I. Du Pont De Nemours And Company Past-deposited carbon electron emitters
US6514112B1 (en) * 1997-12-15 2003-02-04 E. I. Du Pont De Nemours And Company Coated-wire ion bombarded graphite electron emitters

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545946A (en) * 1993-12-17 1996-08-13 Motorola Field emission display with getter in vacuum chamber
US5453659A (en) * 1994-06-10 1995-09-26 Texas Instruments Incorporated Anode plate for flat panel display having integrated getter
JPH0817365A (en) * 1994-06-30 1996-01-19 Fujitsu Ltd Field emission device and its manufacture

Also Published As

Publication number Publication date
GB2306246A (en) 1997-04-30
GB2306246B (en) 1997-09-03

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040802