DE60236282D1 - Verfahren und Einrichtung zur zeilenweise Helligkeitskorrektur in einem FED - Google Patents

Verfahren und Einrichtung zur zeilenweise Helligkeitskorrektur in einem FED

Info

Publication number
DE60236282D1
DE60236282D1 DE60236282T DE60236282T DE60236282D1 DE 60236282 D1 DE60236282 D1 DE 60236282D1 DE 60236282 T DE60236282 T DE 60236282T DE 60236282 T DE60236282 T DE 60236282T DE 60236282 D1 DE60236282 D1 DE 60236282D1
Authority
DE
Germany
Prior art keywords
fed
row
measuring
line
current
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 - Lifetime
Application number
DE60236282T
Other languages
English (en)
Inventor
William Cummings
James C Dunphy
Ronald L Hansen
Jun Liu
Lee Cressi
Colin Stanners
Christopher J Spindt
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
Canon 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
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE60236282D1 publication Critical patent/DE60236282D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H01J9/42—Measurement or testing during manufacture
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0233—Improving the luminance or brightness uniformity across the screen
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0285—Improving the quality of display appearance using tables for spatial correction of display data
DE60236282T 2001-06-28 2002-06-24 Verfahren und Einrichtung zur zeilenweise Helligkeitskorrektur in einem FED Expired - Lifetime DE60236282D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/895,985 US6822628B2 (en) 2001-06-28 2001-06-28 Methods and systems for compensating row-to-row brightness variations of a field emission display
PCT/US2002/020243 WO2003002957A2 (en) 2001-06-28 2002-06-24 Methods and systems for measuring display attributes of a fed

Publications (1)

Publication Number Publication Date
DE60236282D1 true DE60236282D1 (de) 2010-06-17

Family

ID=25405412

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60236282T Expired - Lifetime DE60236282D1 (de) 2001-06-28 2002-06-24 Verfahren und Einrichtung zur zeilenweise Helligkeitskorrektur in einem FED

Country Status (10)

Country Link
US (2) US6822628B2 (de)
EP (2) EP2131345A3 (de)
JP (1) JP4546080B2 (de)
KR (2) KR100906343B1 (de)
AT (1) ATE467205T1 (de)
AU (1) AU2002320162A1 (de)
DE (1) DE60236282D1 (de)
MY (1) MY131950A (de)
TW (1) TW582008B (de)
WO (1) WO2003002957A2 (de)

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Also Published As

Publication number Publication date
US7403175B1 (en) 2008-07-22
KR100906343B1 (ko) 2009-07-06
EP1402506B1 (de) 2010-05-05
EP2131345A2 (de) 2009-12-09
EP1402506A4 (de) 2007-06-06
US20030011537A1 (en) 2003-01-16
US6822628B2 (en) 2004-11-23
WO2003002957A2 (en) 2003-01-09
ATE467205T1 (de) 2010-05-15
WO2003002957A3 (en) 2003-05-01
MY131950A (en) 2007-09-28
JP4546080B2 (ja) 2010-09-15
EP2131345A3 (de) 2010-03-03
EP1402506A2 (de) 2004-03-31
KR20040020062A (ko) 2004-03-06
KR100879249B1 (ko) 2009-01-16
TW582008B (en) 2004-04-01
KR20080075556A (ko) 2008-08-18
AU2002320162A1 (en) 2003-03-03
JP2004534968A (ja) 2004-11-18

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