Invention Grant
- Patent Title: Directional backlight unit, three-dimensional image display apparatus having the same, and method of manufacturing the same
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Application No.: US15687013Application Date: 2017-08-25
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Publication No.: US10473845B2Publication Date: 2019-11-12
- Inventor: Dongsik Shim , Bongsu Shin , Dongouk Kim , Joonyong Park , Jihyun Bae , Sunghoon Lee , Jaeseung Chung
- Applicant: SAMSUNG ELECTRONICS CO., LTD.
- Applicant Address: KR Suwon-si
- Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee Address: KR Suwon-si
- Agency: Sughrue Mion, PLLC
- Priority: KR10-2016-0158493 20161125
- Main IPC: G02B5/18
- IPC: G02B5/18 ; F21V8/00 ; G02B27/22
Abstract:
There are provided a backlight unit, a 3D image display apparatus, and a method of manufacturing the same. The backlight unit may include a light source, a light guide plate that guides light irradiated from the light source, and including an exit surface through which the light exits, and a reflection plate provided on at least a part of the exit surface of the light guide plate.
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