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Article: Oregon Inventors Develop Digital Projector Control Apparatus

Article from:
US Fed News Service, Including US State News
Article date:
November 25, 2006
Copyright

ALEXANDRIA, Va., Nov. 25 -- James R Cole of Albany, Ore., and William J. Allen of Corvallis, Ore., have developed a digital projector control method and an apparatus.

According to the U.S. Patent & Trademark Office, the invention relates to a "method and apparatus to control a digital projector. After receiving a turn-on request, the temperature associated with the light source is sensed and compared to a predetermined threshold. If the temperature is below the threshold, then the digital projector's light source is turned on. Otherwise, if the temperature is not below the threshold, the digital projector's cooling device is turned on and the turning on of the light source is delayed ...

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