Title:
MULTI-PROJECTION DISPLAY
Document Type and Number:
WIPO Patent Application WO/2005/036874
Kind Code:
A1
Abstract:
A multi-projection display comprises a plurality of projector units for modulating a light from an LED light source in accordance with image information and projecting the modulated light; a unit image information producing part for producing unit image information to be inputted to the respective projector units; and a unit image information correcting part for correcting, based on a pickup result of the image as projected onto a transmission screen, the unit image information. This can eliminate the necessity of a shutter that would otherwise complicate the mechanism, and further shorten the adjustment time period.
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Inventors:
MIYAZAWA YASUNAGA
HASEGAWA HIROSHI
HASEGAWA HIROSHI
Application Number:
PCT/JP2004/015462
Publication Date:
April 21, 2005
Filing Date:
October 13, 2004
Export Citation:
Assignee:
SEIKO EPSON CORP (JP)
International Classes:
G03B21/10; G03B21/14; G03B21/16; G03B21/20; G03B21/28; G03B37/04; H04N5/74; H04N17/00; (IPC1-7): H04N5/74
Foreign References:
| JP2002311502A | 2002-10-23 | |||
| JP2001265275A | 2001-09-28 |
Other References:
See also references of EP 1677528A4
Attorney, Agent or Firm:
Kamiyanagi, Masataka c/o Intellectual Property Division SEIKO EPSON CORPORATION (3-5 Owa 3-chom, Suwa-shi Nagano, JP)
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