Title:
LIGHTING DEVICE AND LAMP COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2022/045714
Kind Code:
A1
Abstract:
A lighting device according to an embodiment comprises: a sensor; a substrate disposed on the sensor and including an electrode pattern; light sources disposed on the substrate and electrically connected to the electrode pattern; a resin layer disposed on the substrate; and a reflective layer disposed between the substrate and the resin layer and having a plurality of reflective pattern groups. The substrate comprises: a first area overlapping the sensor in a first direction perpendicular to the upper surface of the substrate; and a second area surrounding the first area. The light sources are disposed in the second area, and the plurality of reflective pattern groups are disposed in the first area, and the sensor may not overlap the light sources and the electrode pattern in the first direction.
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Inventors:
KO KWANG HYUN (KR)
PARK MOO RYONG (KR)
LEE DONG HYUN (KR)
PARK MOO RYONG (KR)
LEE DONG HYUN (KR)
Application Number:
PCT/KR2021/011242
Publication Date:
March 03, 2022
Filing Date:
August 24, 2021
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
F21V7/04; F21S41/24; F21S41/32; F21S43/236; F21S43/31; F21V23/04; G02B6/00
Foreign References:
| KR20200069421A | 2020-06-17 | |||
| KR20200037653A | 2020-04-09 | |||
| US20040026756A1 | 2004-02-12 | |||
| KR20200036684A | 2020-04-07 | |||
| JP2020009905A | 2020-01-16 |
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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