DIFFRACTIVE BACKLIGHT STRUCTURE
1 Assignment
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Accused Products
Abstract
An apparatus is provided, comprising a plate made substantially of an optical material, the plate comprising: a first surface and an opposing second surface for guiding light components between the first surface and the second surface by reflection; a plurality of edge surfaces configured for receiving the light components into the plate; and a plurality of light diffractive elements distributed on the first surface for directing part of the light components out of the first surface by diffraction.
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Citations
48 Claims
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1-28. -28. (canceled)
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29. An apparatus comprising:
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a plate comprising an optical material, the plate comprising; a first surface and an opposing second surface configured to guide light components between the first surface and the second surface by reflection; a plurality of edge surfaces configured to receive the light components into the plate; and a plurality of light diffractive elements distributed on the first surface and configured to direct at least part of the light components out of the first surface by diffraction. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40)
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41. A method, comprising:
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receiving light components through at least one edge surface of a plate comprising an optical material, guiding the light components by reflection between a first surface and an opposing second surface of the plate, and directing part of the light components out of the first surface by diffraction. - View Dependent Claims (42, 43, 44, 45, 46, 47, 48)
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Specification