Title:
LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/211442
Kind Code:
A1
Abstract:
A lighting device disclosed in an embodiment of the present invention comprises: a lighting module comprising a substrate, a plurality of light sources on the substrate, and a resin layer for molding the plurality of light sources, the lighting module emitting first surface light; an optical member providing the first surface light incident from the lighting module as second surface light, and including a light transmitting layer having a phosphor layer on one side thereof and a surface treatment layer on the other side thereof, and an adhesive layer bonding the light transmitting layer to the phosphor layer; and a first space portion which spaces the lighting module and the optical member apart from each other by using an air gap.
Inventors:
CHOI YOUNG JAE (KR)
LEE HYUN KEUN (KR)
HAN SA RUM (KR)
LEE HYUN KEUN (KR)
HAN SA RUM (KR)
Application Number:
PCT/KR2022/004392
Publication Date:
October 06, 2022
Filing Date:
March 29, 2022
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
F21K9/64; F21S41/40; F21V3/04; F21V5/02; F21V5/04; F21V23/00; F21Y105/10; F21Y115/10
Foreign References:
| KR20110115739A | 2011-10-24 | |||
| KR20140060754A | 2014-05-21 | |||
| KR20110119005A | 2011-11-02 | |||
| JP2011054443A | 2011-03-17 | |||
| KR20060041782A | 2006-05-12 |
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
Download PDF:
Previous Patent: MEETING ARRANGEMENT SYSTEM
Next Patent: CALIBRATION METHOD AND APPARATUS IN WIRELESS POWER TRANSMISSION SYSTEM
Next Patent: CALIBRATION METHOD AND APPARATUS IN WIRELESS POWER TRANSMISSION SYSTEM