Invention Grant
- Patent Title: Light guide plate, backlight unit having the same, display apparatus having the same, and method of manufacturing the same
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Application No.: US14817958Application Date: 2015-08-04
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Publication No.: US10310168B2Publication Date: 2019-06-04
- Inventor: Hyoung-Joo Kim , Sunhee Oh , Dongyeon Kang
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR
- Agency: Innovation Counsel LLP
- Priority: KR10-2014-0135076 20141007
- Main IPC: F21V8/00
- IPC: F21V8/00

Abstract:
A light guide plate includes a light incident surface to which a light is configured to be incident, a light exit surface from which the light incident through the light incident surface is configured to exit, a bottom surface facing the light exit surface configured to reflect at least a portion of the incident light, and a scattering pattern disposed on the bottom surface. The scattering pattern includes a first protrusion portion protruding from the bottom surface, a recess portion disposed along a circumference of the first protrusion portion and recessed from the bottom surface and a second protrusion portion spaced apart from the first protrusion portion and disposed along a portion of the recess portion.
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