CA2227920A1 - Methode et dispositif d'elimination des bordures de deux films de projection - Google Patents

Methode et dispositif d'elimination des bordures de deux films de projection Download PDF

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Publication number
CA2227920A1
CA2227920A1 CA002227920A CA2227920A CA2227920A1 CA 2227920 A1 CA2227920 A1 CA 2227920A1 CA 002227920 A CA002227920 A CA 002227920A CA 2227920 A CA2227920 A CA 2227920A CA 2227920 A1 CA2227920 A1 CA 2227920A1
Authority
CA
Canada
Prior art keywords
plates
lens
projection
pictures
projection pictures
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
CA002227920A
Other languages
English (en)
Inventor
Sybeen Jaw
Chung-Hsing Gao
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.)
National Chung Shan Institute of Science and Technology NCSIST
Original Assignee
National Chung Shan Institute of Science and Technology NCSIST
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 National Chung Shan Institute of Science and Technology NCSIST filed Critical National Chung Shan Institute of Science and Technology NCSIST
Priority to CA002227920A priority Critical patent/CA2227920A1/fr
Priority to FR9801154A priority patent/FR2774481A1/fr
Publication of CA2227920A1 publication Critical patent/CA2227920A1/fr
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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/005—Diaphragms
    • 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
    • G03B21/13—Projectors for producing special effects at the edges of picture, e.g. blurring
    • 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
    • G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
    • G03B37/04—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe with cameras or projectors providing touching or overlapping fields of view
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
CA002227920A 1998-01-27 1998-01-27 Methode et dispositif d'elimination des bordures de deux films de projection Abandoned CA2227920A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002227920A CA2227920A1 (fr) 1998-01-27 1998-01-27 Methode et dispositif d'elimination des bordures de deux films de projection
FR9801154A FR2774481A1 (fr) 1998-01-27 1998-02-02 Procede et dispositif pour eliminer des bords de deux images de projection

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002227920A CA2227920A1 (fr) 1998-01-27 1998-01-27 Methode et dispositif d'elimination des bordures de deux films de projection
FR9801154A FR2774481A1 (fr) 1998-01-27 1998-02-02 Procede et dispositif pour eliminer des bords de deux images de projection

Publications (1)

Publication Number Publication Date
CA2227920A1 true CA2227920A1 (fr) 1999-07-27

Family

ID=31947244

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002227920A Abandoned CA2227920A1 (fr) 1998-01-27 1998-01-27 Methode et dispositif d'elimination des bordures de deux films de projection

Country Status (2)

Country Link
CA (1) CA2227920A1 (fr)
FR (1) FR2774481A1 (fr)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002148710A (ja) * 2000-11-07 2002-05-22 Olympus Optical Co Ltd マルチディスプレイ装置
JP2004507772A (ja) * 2000-07-03 2004-03-11 アイマックス　コーポレイション 複数の投影ディスプレイの目に見えない継ぎ目合わせ用機器及び技術
US6919990B2 (en) 2000-04-18 2005-07-19 Imax Corporation Methods and systems for low loss separation and combination of light
US7224411B2 (en) 2000-03-31 2007-05-29 Imax Corporation Digital projection equipment and techniques
US7224335B2 (en) 2000-03-15 2007-05-29 Imax Corporation DMD-based image display systems
CN100399063C (zh) * 2002-11-21 2008-07-02 卡尔蔡司Smt股份有限公司 带非圆形光阑的微印刷用投影镜头
US7651226B2 (en) 2003-12-22 2010-01-26 Thomson Licensing Light masking for a segmented display system
WO2012076706A1 (fr) 2010-12-10 2012-06-14 Global Immersion Limited Masque optique pour le mixage d'images se chevauchant regroupées en pavés
US8251512B2 (en) 2004-07-08 2012-08-28 Imax Corporation Equipment and methods for the display of high resolution images using multiple projection displays
US9888219B1 (en) 2015-10-09 2018-02-06 Electric Picture Display Systems Adjustable optical mask plate and system for reducing brightness artifact in tiled projection displays

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4309549B2 (ja) * 2000-03-17 2009-08-05 オリンパス株式会社 マルチディスプレイ装置、マルチディスプレイシステム、マルチディスプレイ装置の調整方法
WO2001075503A2 (fr) * 2000-04-05 2001-10-11 Nortel Networks Limited Attenuateur optique variable
CN1605044A (zh) * 2001-12-21 2005-04-06 西门子公司 投影系统
US7278746B2 (en) 2005-04-08 2007-10-09 Barco N.V. Motorized blend alignment tool

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2544116A (en) * 1948-01-08 1951-03-06 Vitarama Corp Masking of marginal edges of overlapping images of mosaic pictures
FR2504695A1 (fr) * 1981-04-27 1982-10-29 Macresy Creations Simon Sarl Procede pour obtenir un effet de fondu-enchaine dans la projection de vues fixes, et dispositif pour sa mise en oeuvre
DE3744060A1 (de) * 1987-12-22 1989-07-13 Juergen Krebs Optische anordnung fuer hochleistungs-diaprojektoren
JPH0354540A (ja) * 1989-07-24 1991-03-08 Seiko Epson Corp マルチビジョン
DE4031053A1 (de) * 1990-10-01 1992-04-02 Friedrich Josef Sacher Projektionsvorrichtung
AU1902395A (en) * 1994-03-17 1995-10-03 Thomson Training & Simulation Limited Edge-blending of projected images
EP0786687A1 (fr) * 1996-01-29 1997-07-30 Hughes-Jvc Technology Corporation Insertion d'image projetée des images multiples

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7224335B2 (en) 2000-03-15 2007-05-29 Imax Corporation DMD-based image display systems
US7224411B2 (en) 2000-03-31 2007-05-29 Imax Corporation Digital projection equipment and techniques
US6919990B2 (en) 2000-04-18 2005-07-19 Imax Corporation Methods and systems for low loss separation and combination of light
JP2004507772A (ja) * 2000-07-03 2004-03-11 アイマックス　コーポレイション 複数の投影ディスプレイの目に見えない継ぎ目合わせ用機器及び技術
US7193654B2 (en) 2000-07-03 2007-03-20 Imax Corporation Equipment and techniques for invisible seaming of multiple projection displays
JP2002148710A (ja) * 2000-11-07 2002-05-22 Olympus Optical Co Ltd マルチディスプレイ装置
CN100399063C (zh) * 2002-11-21 2008-07-02 卡尔蔡司Smt股份有限公司 带非圆形光阑的微印刷用投影镜头
US7651226B2 (en) 2003-12-22 2010-01-26 Thomson Licensing Light masking for a segmented display system
US8251512B2 (en) 2004-07-08 2012-08-28 Imax Corporation Equipment and methods for the display of high resolution images using multiple projection displays
WO2012076706A1 (fr) 2010-12-10 2012-06-14 Global Immersion Limited Masque optique pour le mixage d'images se chevauchant regroupées en pavés
US9182656B2 (en) 2010-12-10 2015-11-10 Electrosonic Limited Optical mask for blending overlapping tiled images
US9888219B1 (en) 2015-10-09 2018-02-06 Electric Picture Display Systems Adjustable optical mask plate and system for reducing brightness artifact in tiled projection displays

Also Published As

Publication number Publication date
FR2774481A1 (fr) 1999-08-06

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued