Title:
ILLUMINATION DEVICE AND DISPLAY APPARATUS
Document Type and Number:
WIPO Patent Application WO/2017/010387
Kind Code:
A1
Abstract:
This illumination device (100) is provided with a light guide plate (10) and an LED unit (20) that is disposed near a lateral surface of the light guide plate and that has a substrate (22) and a plurality of LEDs (24) provided on the substrate. The substrate (22) has a bent or curved shape, and, at the leading end of the bend or curve, a first surface (s1) of the substrate and a second surface (s2) linked to the first surface are facing each other through an interval. The plurality of LEDs include a plurality of first LEDs (24a) provided on the first surface of the substrate, and a plurality of second LEDs (24b) provided on the second surface. The plurality of first LEDs (24a) and the plurality of second LEDs (24b) are arranged in two stages such that light is emitted onto the lateral surface of the light guide plate (10) in a space formed between the first surface and the second surface of the substrate.
Inventors:
TAKASE KENJI
Application Number:
PCT/JP2016/070075
Publication Date:
January 19, 2017
Filing Date:
July 07, 2016
Export Citation:
Assignee:
SHARP KK (JP)
International Classes:
F21S2/00; F21V19/00; F21V29/503; F21V29/70; G02F1/13357; H01L33/00; F21Y115/10
Domestic Patent References:
| WO2007116555A1 | 2007-10-18 | |||
| WO2008023605A1 | 2008-02-28 | |||
| WO2015064252A1 | 2015-05-07 |
Foreign References:
| JP2010251027A | 2010-11-04 |
Attorney, Agent or Firm:
OKUDA Seiji (JP)
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