Repair of digital micromirror device having white defects

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United States of America Patent

PATENT NO 5617242
SERIAL NO

08370746

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method of repairing mirror elements of a digital micromirror device (DMD) that have become stuck in an 'on' position. The mirror element (10) is located and targeted with a laser beam. The wavelength, pulse duration, and power of the radiation is selected so that the mirror component (11) of the defective mirror element (10) will be ablated without affecting the underlying circuitry or neighboring mirror elements (10).

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Patent Owner(s)

Patent OwnerAddress
TEXAS INSTRUMENTS INC12500 N CENTRAL EXPRESSWAY M/S 3999 DALLAS TX 75243

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Weaver, Douglas J Dallas, TX 4 403

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