AU2001228924A1 - Digital correction module for video projector - Google Patents

Digital correction module for video projector

Info

Publication number
AU2001228924A1
AU2001228924A1 AU2001228924A AU2892401A AU2001228924A1 AU 2001228924 A1 AU2001228924 A1 AU 2001228924A1 AU 2001228924 A AU2001228924 A AU 2001228924A AU 2892401 A AU2892401 A AU 2892401A AU 2001228924 A1 AU2001228924 A1 AU 2001228924A1
Authority
AU
Australia
Prior art keywords
correction module
video projector
digital correction
digital
projector
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.)
Abandoned
Application number
AU2001228924A
Inventor
Knut Krogstad
Johan Henrik Litleskare
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2001228924A1 publication Critical patent/AU2001228924A1/en
Abandoned 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/3147—Multi-projection systems
    • 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]
    • 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
    • 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
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7441—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of liquid crystal cells
    • H04N2005/745—Control circuits therefor
    • 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
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7458—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of deformable mirrors, e.g. digital micromirror device [DMD]
    • H04N2005/7466—Control circuits therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Projection Apparatus (AREA)
AU2001228924A 2000-02-09 2001-01-25 Digital correction module for video projector Abandoned AU2001228924A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO20000656A NO310490B1 (en) 2000-02-09 2000-02-09 Digital correction module for video projector
NO20000656 2000-02-09
PCT/NO2001/000027 WO2001060058A1 (en) 2000-02-09 2001-01-25 Digital correction module for video projector

Publications (1)

Publication Number Publication Date
AU2001228924A1 true AU2001228924A1 (en) 2001-08-20

Family

ID=19910714

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001228924A Abandoned AU2001228924A1 (en) 2000-02-09 2001-01-25 Digital correction module for video projector

Country Status (7)

Country Link
US (3) US6999133B2 (en)
EP (1) EP1260097B1 (en)
JP (1) JP2003522497A (en)
AU (1) AU2001228924A1 (en)
CA (1) CA2399678C (en)
NO (1) NO310490B1 (en)
WO (1) WO2001060058A1 (en)

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WO2004056103A1 (en) * 2002-12-18 2004-07-01 Koninklijke Philips Electronics N.V. Color non-uniformity correction method and apparatus having optical and electronic lcd panel compensation
US6755537B1 (en) * 2003-03-21 2004-06-29 Mitsubishi Electric Research Laboratories, Inc. Method for globally aligning multiple projected images
US6834965B2 (en) * 2003-03-21 2004-12-28 Mitsubishi Electric Research Laboratories, Inc. Self-configurable ad-hoc projector cluster
US7253841B2 (en) * 2004-04-07 2007-08-07 National Applied Research Laboratories Remote control method of tile display
EP2091224B1 (en) 2004-06-07 2012-06-06 Nokia Corporation Method, apparatus and program for improving image quality in a digital imaging device
DE102005000796A1 (en) * 2005-01-05 2006-07-13 Giesecke & Devrient Gmbh Portable media with watermark functionality
JP2007096622A (en) * 2005-09-28 2007-04-12 Hitachi Ltd Correction data creation method, correction data creation device, and image projection system
US20070182847A1 (en) * 2006-02-09 2007-08-09 Canon Kabushiki Kaisha Projection display apparatus
JP4013989B2 (en) * 2006-02-20 2007-11-28 松下電工株式会社 Video signal processing device, virtual reality generation system
KR101225063B1 (en) * 2006-04-04 2013-01-24 삼성전자주식회사 Unobtrusive calibration method for projected image compensation and apparatus for the same
EP1876814A1 (en) 2006-07-07 2008-01-09 Barco NV Non-linear image mapping using a plurality of non-coplanar clipping planes
KR100845033B1 (en) * 2006-12-27 2008-07-09 노키아 코포레이션 Method, apparatus, imaging module and program for improving image quality in a digital imaging device
US20090231551A1 (en) * 2008-03-11 2009-09-17 Robe Show Lighting S.R.O. Digital imaging system
JP5803184B2 (en) * 2010-11-19 2015-11-04 株式会社リコー Image projection apparatus and memory access method
CN102722870B (en) * 2011-05-26 2015-10-14 北京泰邦天地科技有限公司 The geometry of the image in color photoelectric system and brightness distortion bearing calibration
JP5884380B2 (en) 2011-09-30 2016-03-15 セイコーエプソン株式会社 Projector and projector control method
TWI549515B (en) 2011-10-18 2016-09-11 揚明光學股份有限公司 Projection system used in vehicle
GB2499635B (en) * 2012-02-23 2014-05-14 Canon Kk Image processing for projection on a projection screen
US9325956B2 (en) 2013-04-30 2016-04-26 Disney Enterprises, Inc. Non-linear photometric projector compensation
US9319649B2 (en) * 2014-02-13 2016-04-19 Disney Enterprises, Inc. Projector drift corrected compensated projection
US10200662B2 (en) 2015-12-22 2019-02-05 Hewlett-Packard Development Company, L.P. Color corrected images for projectors
US9992464B1 (en) 2016-11-11 2018-06-05 Christie Digital Systems Usa, Inc. Method and system for screen correction
CN108364249A (en) * 2017-01-27 2018-08-03 株式会社东芝 Image processing apparatus and image processing method
CN107444283B (en) * 2017-08-11 2019-09-27 京东方科技集团股份有限公司 Projection system for car and automobile with the projection system for car
CN111796788B (en) * 2020-07-01 2024-07-09 芯颖科技有限公司 Arc display screen edge information compression access method and system

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6178294A (en) * 1984-09-25 1986-04-21 Sony Corp Correcting device for digital convergence
US4974073A (en) 1988-01-14 1990-11-27 Metavision Inc. Seamless video display
DE69025526T2 (en) * 1989-09-28 1996-09-19 Matsushita Electric Ind Co Ltd Digital convergence device
GB9008031D0 (en) * 1990-04-09 1990-06-06 Rank Brimar Ltd Projection systems
US5136390A (en) 1990-11-05 1992-08-04 Metavision Corporation Adjustable multiple image display smoothing method and apparatus
JP3033912B2 (en) * 1990-12-28 2000-04-17 日本電気ホームエレクトロニクス株式会社 Video signal correction circuit for liquid crystal display
JP3034751B2 (en) * 1993-05-07 2000-04-17 三菱電機株式会社 Digital convergence device
JPH089405A (en) * 1994-06-22 1996-01-12 Toshiba Corp Digital convergence device
JPH089309A (en) * 1994-06-23 1996-01-12 Canon Inc Display method and its device
JPH0888860A (en) * 1994-09-19 1996-04-02 Mitsubishi Electric Corp Automatic image distortion correction device
JPH0937197A (en) * 1995-07-20 1997-02-07 Victor Co Of Japan Ltd Image projector
JPH0984035A (en) * 1995-09-08 1997-03-28 Toshiba Corp Digital convergence device
EP0777198A1 (en) * 1995-11-30 1997-06-04 Victor Company Of Japan, Limited Image processing apparatus
JPH09247498A (en) * 1996-03-08 1997-09-19 Hughes Jvc Technol Corp Dynamic gamma correction circuit for video projector
JP3688399B2 (en) * 1996-07-26 2005-08-24 株式会社東芝 Distortion correction circuit
GB2324922B (en) * 1997-05-03 2002-01-30 Secr Defence Collimated display system
BE1011580A5 (en) * 1997-12-01 1999-11-09 Barco Naamloze Vennootschap Method and device for controlling one or more projectors.
WO1999031877A1 (en) * 1997-12-12 1999-06-24 Hitachi, Ltd. Multi-projection image display device
DE19822878A1 (en) * 1998-05-22 1999-11-25 Bke Media Kommunikationssystem Back-projection box for seamless panoramic display
KR100414083B1 (en) * 1999-12-18 2004-01-07 엘지전자 주식회사 Method for compensating image distortion and image displaying apparatus using the same

Also Published As

Publication number Publication date
NO20000656A (en) 2001-07-09
NO20000656D0 (en) 2000-02-09
CA2399678A1 (en) 2001-08-16
US20030025837A1 (en) 2003-02-06
US7855753B2 (en) 2010-12-21
JP2003522497A (en) 2003-07-22
EP1260097A1 (en) 2002-11-27
US20060077355A1 (en) 2006-04-13
CA2399678C (en) 2010-04-27
NO310490B1 (en) 2001-07-09
WO2001060058A1 (en) 2001-08-16
US7679690B2 (en) 2010-03-16
US6999133B2 (en) 2006-02-14
US20100220247A1 (en) 2010-09-02
EP1260097B1 (en) 2018-08-08

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