US Patent 7391552 Methods and apparatus for spatial light modulation

Patent 7391552 was granted and assigned to Pixtronix on June, 2008 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Pixtronix

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

73915520

Patent Inventor Names

Nesbitt W. Hagood0

Roger W. Barton0

Date of Patent

June 24, 2008

Patent Application Number

115469370

Date Filed

October 11, 2006

Patent Primary Examiner

‌

William C. Choi

Patent abstract

Improved apparatus and methods for spatial light modulation are disclosed which utilize optical cavities having both front and rear reflective surfaces. Light-transmissive regions are formed in the front reflective surface for spatially modulating light.