Title:
SHUTTERING SYSTEM FOR SCANNING PROJECTORS
Document Type and Number:
WIPO Patent Application WO2005098738
Kind Code:
A3
Abstract:
A shuttering system for a scanning projector having a laser source (52), a grating light valve light modulator (54), and a light steering scanner (58) includes a feedback system interconnecting the scanner (58) with the light modulator (54). The feedback system is configured to deactivate the light modulator (54) in case of scanner malfunction, so as to redirect laser light away from the scanner (58).
Inventors:
WINKLER BRET D (US)
WILLIAMS FORREST L (US)
WILLIAMS FORREST L (US)
Application Number:
PCT/US2005/010080
Publication Date:
December 07, 2006
Filing Date:
March 25, 2005
Export Citation:
Assignee:
EVANS & SUTHERLAND COMPUTER CO (US)
WINKLER BRET D (US)
WILLIAMS FORREST L (US)
WINKLER BRET D (US)
WILLIAMS FORREST L (US)
International Classes:
G06K7/10; G03B21/00; G06K7/14
Foreign References:
| US6457834B1 | 2002-10-01 | |||
| US4571627A | 1986-02-18 | |||
| US6480634B1 | 2002-11-12 |
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