Title:
DISPLAY PROCESSING DEVICE AND PROJECTION TYPE IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/170507
Kind Code:
A1
Abstract:
[Problem] To adjust focal distance for a projected image according to user operations even with a short throw projector device (100).
[Solution] A display processing device (200) is provided with a focus control unit for control of, according to user operations, focal distance of at least a center region of a projected image enlarged and projected by a projection optical system (10) that can set short focal distance for the projected image.
Inventors:
SASAZAKI YUKIHIRO (JP)
NISHIKAWA JUN (JP)
NISHIKAWA JUN (JP)
Application Number:
PCT/JP2015/056932
Publication Date:
November 12, 2015
Filing Date:
March 10, 2015
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
G03B21/14; H04N5/74; G03B21/00; G03B21/28
Foreign References:
| JP2012247524A | 2012-12-13 | |||
| JP2000081601A | 2000-03-21 | |||
| JP2013239835A | 2013-11-28 | |||
| JP2014027651A | 2014-02-06 | |||
| JP2006246502A | 2006-09-14 | |||
| JP2013171152A | 2013-09-02 | |||
| JP2013003369A | 2013-01-07 | |||
| JPH0540308A | 1993-02-19 |
Attorney, Agent or Firm:
KAMEYA, Yoshiaki et al. (JP)
Yoshiaki Kameya (JP)
Yoshiaki Kameya (JP)
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