DE69903671T2 - Integriertes auflichtprojektionssystem - Google Patents

Integriertes auflichtprojektionssystem

Info

Publication number
DE69903671T2
DE69903671T2 DE69903671T DE69903671T DE69903671T2 DE 69903671 T2 DE69903671 T2 DE 69903671T2 DE 69903671 T DE69903671 T DE 69903671T DE 69903671 T DE69903671 T DE 69903671T DE 69903671 T2 DE69903671 T2 DE 69903671T2
Authority
DE
Germany
Prior art keywords
projection system
integrated illumination
illumination projection
integrated
projection
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
DE69903671T
Other languages
English (en)
Other versions
DE69903671D1 (de
Inventor
M Rodriguez
F Vanderwerf
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of DE69903671D1 publication Critical patent/DE69903671D1/de
Application granted granted Critical
Publication of DE69903671T2 publication Critical patent/DE69903671T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/147—Optical correction of image distortions, e.g. keystone
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2053—Intensity control of illuminating light
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3191—Testing thereof
    • H04N9/3194—Testing thereof including sensor feedback
DE69903671T 1999-03-03 1999-06-29 Integriertes auflichtprojektionssystem Expired - Lifetime DE69903671T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/261,715 US6179426B1 (en) 1999-03-03 1999-03-03 Integrated front projection system
PCT/US1999/014803 WO2000052526A1 (en) 1999-03-03 1999-06-29 Integrated front projection system

Publications (2)

Publication Number Publication Date
DE69903671D1 DE69903671D1 (de) 2002-11-28
DE69903671T2 true DE69903671T2 (de) 2003-07-03

Family

ID=22994545

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1157304T Pending DE1157304T1 (de) 1999-03-03 1999-06-29 Integriertes auflichtprojektionssystem
DE69903671T Expired - Lifetime DE69903671T2 (de) 1999-03-03 1999-06-29 Integriertes auflichtprojektionssystem

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1157304T Pending DE1157304T1 (de) 1999-03-03 1999-06-29 Integriertes auflichtprojektionssystem

Country Status (9)

Country Link
US (4) US6179426B1 (de)
EP (1) EP1157304B1 (de)
JP (1) JP3864051B2 (de)
AU (1) AU1806700A (de)
BR (1) BR9917190A (de)
DE (2) DE1157304T1 (de)
ES (1) ES2163385T3 (de)
NO (1) NO20014267L (de)
WO (1) WO2000052526A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005054466A1 (de) * 2005-11-10 2007-05-16 Gfp Ges Produktivitaetsplanung & Produktentwicklung Mbh Vorrichtung zum Halten einer Aktivtafel

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* Cited by examiner, † Cited by third party
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DE69903671D1 (de) 2002-11-28
WO2000052526A1 (en) 2000-09-08
US6485146B2 (en) 2002-11-26
JP3864051B2 (ja) 2006-12-27
US6179426B1 (en) 2001-01-30
US6394610B2 (en) 2002-05-28
US20010052965A1 (en) 2001-12-20
ES2163385T1 (es) 2002-02-01
NO20014267D0 (no) 2001-09-03
US6394609B1 (en) 2002-05-28
US20020005915A1 (en) 2002-01-17
NO20014267L (no) 2001-11-05
EP1157304A1 (de) 2001-11-28
DE1157304T1 (de) 2002-07-04
BR9917190A (pt) 2001-12-26

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