Optics: image projectors – Lamp control
Reexamination Certificate
2006-04-12
2009-02-24
Koval, Melissa J (Department: 2862)
Optics: image projectors
Lamp control
C353S084000, C353S089000, C353S094000, C353S098000, C359S196100, C348S819000
Reexamination Certificate
active
07494227
ABSTRACT:
An image display device for displaying an image by a light beam modulated according to an image signal includes: a light source unit that supplies the light beam; a scanning unit for performing scanning with the light beam from the light source unit; a screen that transmits the light beam from the scanning unit; a light detection unit that detects light incoming from the screen via the scanning unit; and a light beam emission stop unit that stops emission of the light beam from the image display device according to an output from the light detection unit.
REFERENCES:
patent: 4245240 (1981-01-01), Tanaka
patent: 4773750 (1988-09-01), Bruning
patent: 4854692 (1989-08-01), Kobayashi
patent: 5291885 (1994-03-01), Taniji et al.
patent: 6575581 (2003-06-01), Tsurushima
patent: 7393107 (2008-07-01), Yonekubo et al.
patent: 7419266 (2008-09-01), Seki
patent: 2002/0159036 (2002-10-01), Yamagishi et al.
patent: A-54-128217 (1979-10-01), None
patent: A-61-235992 (1986-10-01), None
patent: A-64-058237 (1989-03-01), None
patent: A-02-176513 (1990-07-01), None
patent: A-04-193158 (1992-07-01), None
patent: A 2002-281532 (2002-09-01), None
patent: A 2002-372752 (2002-12-01), None
patent: A 2004-341210 (2004-12-01), None
patent: A-2005-173097 (2005-06-01), None
patent: WO 2004/091191 (2004-10-01), None
Takeda Takashi
Yamazaki Tetsuro
Yonekubo Masatoshi
Koval Melissa J
Oliff & Berridg,e PLC
Seiko Epson Corporation
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