Title:
LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2021/171894
Kind Code:
A1
Abstract:
[Problem] To provide a light-emitting device capable of suppressing reflection of light on a substrate, and a method for manufacturing same. [Solution] A light-emitting device according to the present invention is provided with: a substrate; a plurality of light-emitting elements provided to a first surface side of the substrate; and a plurality of lenses which are provided as parts of the substrate on a second surface side of the substrate and into which light emitted from the light-emitting elements enters, wherein the second surface of the substrate has a plurality of projections and a plurality of recesses provided to front surfaces of the lenses, and no projections and no recesses are provided on surfaces other than the front surfaces of the lenses.
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Inventors:
NISHIO KENYA (JP)
FUJII NOBUTOSHI (JP)
SAITO SUGURU (JP)
FUJII NOBUTOSHI (JP)
SAITO SUGURU (JP)
Application Number:
PCT/JP2021/003086
Publication Date:
September 02, 2021
Filing Date:
January 28, 2021
Export Citation:
Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
H01S5/026; H01L33/22; H01L33/58; H01S5/022; H01S5/183; H01S5/42
Domestic Patent References:
| WO2019043102A1 | 2019-03-07 |
Foreign References:
| US20110045620A1 | 2011-02-24 | |||
| JP2013537005A | 2013-09-26 | |||
| US20070035844A1 | 2007-02-15 | |||
| US20090078954A1 | 2009-03-26 | |||
| US20160164261A1 | 2016-06-09 | |||
| JP2015041763A | 2015-03-02 | |||
| KR20110130847A | 2011-12-06 | |||
| JP2007005749A | 2007-01-11 | |||
| JPS63153501A | 1988-06-25 |
Attorney, Agent or Firm:
NAKAMURA Yukitaka et al. (JP)
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