Light source device and projection optical device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Issued Date -
Dec 14, 2006
app pub date -
Jun 1, 2006
filing date -
Jun 8, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
There is provided a light source device comprising: a video type detection section that detects a type of an input video signal; a plurality of light emitting diodes that irradiate illumination light; and a lighting control section that controls a lighting status of the light emitting diodes, wherein the lighting control section performs lighting control of the light emitting diodes, based on a type of a video signal as detected by the video type detection section.
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