US 7,321,456 B2
Method and device for corner interferometric modulation
William J. Cummings, San Francisco, Calif. (US)
Assigned to IDC, LLC, San Francisco, Calif. (US)
Filed on Apr. 11, 2005, as Appl. No. 11/103,378.
Claims priority of provisional application 60/613597, filed on Sep. 27, 2004.
Prior Publication US 2006/0077515 A1, Apr. 13, 2006
Int. Cl. G02B 26/00 (2006.01)
U.S. Cl. 359—290  [359/291; 359/223] 16 Claims
OG exemplary drawing
 
1. A display, comprising
a substantially transparent substrate, said substrate having at least a first generally planar surface and a second generally planar surface, the second surface at a first non-zero angle to the first surface;
at least a first reflective element on said first surface, wherein said first reflective element has a first reflectivity which changes in response to a first signal, said first reflective element comprising a reflective layer movable between at least a first position and a second position, and a partially reflective layer located between said movable reflective layer and the first surface; and
at least a second reflective element on said second surface.