Methods and apparatus for spatial light modulation
First Claim
Patent Images
1. A display apparatus comprising:
- a light guide;
a substrate having a front surface facing an intended viewer and a rear surface facing the light guide, wherein the substrate is separated from the light guide by a gap; and
an array of MEMS-based light modulators formed on the rear surface of the substrate.
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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.
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Citations
12 Claims
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1. A display apparatus comprising:
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a light guide; a substrate having a front surface facing an intended viewer and a rear surface facing the light guide, wherein the substrate is separated from the light guide by a gap; and an array of MEMS-based light modulators formed on the rear surface of the substrate. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification