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US 2011/0211335 A1Published application
Backlight unit
AssigneeLG Innotek Co., Ltd.
InventorSe Jin KO
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Abstract
The present invention relates to a backlight unit having a reflective portion, including a light source module for emitting a light, a first reflective portion arranged spaced a first distance away from one side of the light source module to have an open region, and a second reflective portion arranged spaced a second distance which is greater than the first distance away from the other side of the light source module to have at least a portion with a sloped surface for reflecting the light toward the open region of the first reflective portion.
Claims20
A lighting device comprising:
- a first reflector;
- a second reflector;
- and
- at least one light source between the first and second reflectors,
- wherein the first reflector reflects light from the at least one light source in a first direction towards the second reflector, wherein the second reflector reflects light from the first reflector in a second direction different from the first direction, wherein at least a first portion of the second reflector is not parallel to the first reflector, and wherein the light source includes a semiconductor-based light-emitting device.
2 more elements
Dependencies are inferred from the claim text.