GB2396268B - Projection system - Google Patents

Projection system

Info

Publication number
GB2396268B
GB2396268B GB0229131A GB0229131A GB2396268B GB 2396268 B GB2396268 B GB 2396268B GB 0229131 A GB0229131 A GB 0229131A GB 0229131 A GB0229131 A GB 0229131A GB 2396268 B GB2396268 B GB 2396268B
Authority
GB
United Kingdom
Prior art keywords
projection system
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 - Fee Related
Application number
GB0229131A
Other versions
GB0229131D0 (en
GB2396268A (en
Inventor
Dermot John Quinn
Graham Harry Moss
Steven James Chapman
Paul Antony Shires
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.)
Digital Projection Ltd
Original Assignee
Digital Projection Ltd
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 Digital Projection Ltd filed Critical Digital Projection Ltd
Priority to GB0229131A priority Critical patent/GB2396268B/en
Publication of GB0229131D0 publication Critical patent/GB0229131D0/en
Publication of GB2396268A publication Critical patent/GB2396268A/en
Application granted granted Critical
Publication of GB2396268B publication Critical patent/GB2396268B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/22—Advertising or display means on roads, walls or similar surfaces, e.g. illuminated
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Geometry (AREA)
  • Projection Apparatus (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
GB0229131A 2002-12-13 2002-12-13 Projection system Expired - Fee Related GB2396268B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0229131A GB2396268B (en) 2002-12-13 2002-12-13 Projection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0229131A GB2396268B (en) 2002-12-13 2002-12-13 Projection system

Publications (3)

Publication Number Publication Date
GB0229131D0 GB0229131D0 (en) 2003-01-15
GB2396268A GB2396268A (en) 2004-06-16
GB2396268B true GB2396268B (en) 2006-04-12

Family

ID=9949658

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0229131A Expired - Fee Related GB2396268B (en) 2002-12-13 2002-12-13 Projection system

Country Status (1)

Country Link
GB (1) GB2396268B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2194711A1 (en) * 2008-12-05 2010-06-09 Ort Studios GmbH Method for creating a projection picture, in particular for anamorphic rendering

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5379080A (en) * 1993-02-10 1995-01-03 Sony Corporation Image projector system
EP1058452A1 (en) * 1998-02-18 2000-12-06 Seiko Epson Corporation Image processing device and image processing method
US20020122161A1 (en) * 2001-03-01 2002-09-05 Seiko Epson Corporation Correction of image distortion

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5379080A (en) * 1993-02-10 1995-01-03 Sony Corporation Image projector system
EP1058452A1 (en) * 1998-02-18 2000-12-06 Seiko Epson Corporation Image processing device and image processing method
US20020122161A1 (en) * 2001-03-01 2002-09-05 Seiko Epson Corporation Correction of image distortion

Also Published As

Publication number Publication date
GB0229131D0 (en) 2003-01-15
GB2396268A (en) 2004-06-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20191213