Apparatus and Methods for Backlight Unit with Vertical Interior Reflectors
First Claim
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1. A method of forming a solid state backlight unit for providing light to a display, the method comprising:
- mounting a plurality of LEDs to a first surface; and
attaching a first vertical reflector, wherein the first vertical reflector is configured to extend from the first surface, wherein the first vertical reflector is oriented substantially perpendicular to the first surface, and wherein the first vertical reflector is positioned adjacent a first side of the plurality of LEDs.
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Abstract
Provided are solid state backlight devices and methods for forming the same. A solid state backlight unit according to some embodiments of the invention includes a housing having a major surface and multiple LEDs on a first surface of the major surface. The solid state backlight unit also includes a specular reflector proximate to the first surface of the major surface and oriented substantially perpendicular to the first surface of the major surface.
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Citations
23 Claims
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1. A method of forming a solid state backlight unit for providing light to a display, the method comprising:
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mounting a plurality of LEDs to a first surface; and attaching a first vertical reflector, wherein the first vertical reflector is configured to extend from the first surface, wherein the first vertical reflector is oriented substantially perpendicular to the first surface, and wherein the first vertical reflector is positioned adjacent a first side of the plurality of LEDs. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A solid state backlight unit configured to backlight a display, comprising:
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a plurality of LEDs on a first surface; and a specular reflector proximate to the first surface and oriented substantially non-parallel to the first surface. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. A solid state backlight unit, comprising:
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at least one emitter configured to radiate light; a diffuse reflector configured to reflect a first portion of the light radiated from the at least one emitter; a first vertical reflector configured to reflect a second portion of the light radiated from the at least one emitter; a second vertical reflector configured to reflect a third portion of the light radiated from the at least one emitter; and a diffuser configured to partially transmit the light radiated from the at least one emitter, the reflected first portion, the reflected second portion and the reflected third portion. - View Dependent Claims (19, 20, 21, 22, 23)
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Specification