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US Patent 7423798 Addressing circuit and method for bi-directional micro-mirror array

Patent 7423798 was granted and assigned to Spatial Photonics on September, 2008 by the United States Patent and Trademark Office.

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Patent

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Current Assignee
Spatial Photonics
Spatial Photonics
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7423798
Date of Patent
September 9, 2008
Patent Application Number
11465106
Date Filed
August 16, 2006
Patent Primary Examiner
‌
Loha Ben
Patent abstract

A control substrate of spatial light modulator for a bi-directional micro mirror array includes a plurality of unit cells, each includes a common electrode at a fixed constant potential and an addressing electrode under the mirror plate on opposite sides of a pivot point of the mirror hinge, a pair of micro landing tips, a single CMOS transistor electrically connected to a storage capacitor, and a word-line/bit-line interconnection structure for communicating signals.

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