METHOD AND SYSTEM FOR DYNAMIC FEED-FORWARD POWER CONTROL IN A PROJECTOR SYSTEM

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United States of America Patent

APP PUB NO 20130070209A1
SERIAL NO

12264115

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A projection system for projecting an output image. The projection system comprises a plurality of laser diodes, each laser diode operable to generate a light beam having a selected intensity in response to a control voltage and a control current and combiner optics for combining light beams received from the plurality of laser diodes to generate an output light beam. A MEMS mirror module receives the output light beam from the combiner optics and generates a scanning light beam that forms the output image on a projection surface. A controller adjusts the control voltage associated with each of the plurality of laser diodes for a first line of pixel data in response to a determination of a level of contrast associated with the first line of pixel data.

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Patent Owner(s)

Patent OwnerAddress
NATIONAL SEMICONDUCTOR CORPORATION2900 SEMICONDUCTOR DRIVE SANTA CLARA CA 95051

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cantelobre, Michel Los Gatos, US 3 5

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