Title:
LIGHT-EMITTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/230004
Kind Code:
A1
Abstract:
An embodiment of the present disclosure relates to a light-emitting device (1) comprising a light-emitting element (10) and a driver element (20) which are stacked on each other. The driver element (20) includes, on a front surface (S1) thereof on the light-emitting element (10) side and in a region opposing the light-emitting element (10), a drive circuit (23) for driving the light-emitting element (10). The driver element (20) further includes, on a back surface (S2) thereof opposite the light-emitting element (10) and in a region opposing the light-emitting element (10), a heat-dissipating hole (25) having such a depth as not to reach the drive circuit (23).
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Inventors:
TAKAHASHI YOSHIHIKO (JP)
FURUSHIMA YUJI (JP)
KAWASUMI TAKAYUKI (JP)
KITAMURA TOMOYUKI (JP)
MITOMO JUGO (JP)
MASUMOTO ICHIRO (JP)
FURUSHIMA YUJI (JP)
KAWASUMI TAKAYUKI (JP)
KITAMURA TOMOYUKI (JP)
MITOMO JUGO (JP)
MASUMOTO ICHIRO (JP)
Application Number:
PCT/JP2021/015771
Publication Date:
November 18, 2021
Filing Date:
April 16, 2021
Export Citation:
Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
H01S5/0239; H01S5/024; H01S5/183
Foreign References:
| JP2016021493A | 2016-02-04 | |||
| JP2011166001A | 2011-08-25 | |||
| JP2007059692A | 2007-03-08 | |||
| JP2004361435A | 2004-12-24 | |||
| JP2014038155A | 2014-02-27 | |||
| US20090226130A1 | 2009-09-10 |
Attorney, Agent or Firm:
TSUBASA PATENT PROFESSIONAL CORPORATION (JP)
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