Title:
BACKLIGHT UNIT
Document Type and Number:
WIPO Patent Application WO/2021/177546
Kind Code:
A1
Abstract:
A backlight unit preventing light leakage between local dimming areas and including a plurality of light-emitting elements arranged in a matrix form comprises: a first light-emitting element group including a plurality of first light-emitting elements for emitting light on the basis of a first control signal; and a second light-emitting element group including a plurality of second light-emitting elements for emitting light on the basis of a second control signal, wherein four light-emitting elements, which are most adjacent to some of the first light-emitting elements, respectively, from among the plurality of first light-emitting elements, include at least two second light-emitting elements belonging to the second light-emitting element group.
Inventors:
MUKHTAROV FARID (KR)
KIM DAESIK (KR)
NISHIDA YASUHIRO (KR)
KIM DAESIK (KR)
NISHIDA YASUHIRO (KR)
Application Number:
PCT/KR2020/015959
Publication Date:
September 10, 2021
Filing Date:
November 13, 2020
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
F21V8/00
Foreign References:
| KR101621550B1 | 2016-05-17 | |||
| KR20170027399A | 2017-03-10 | |||
| KR20140094806A | 2014-07-31 | |||
| JP2011065825A | 2011-03-31 | |||
| US20130057593A1 | 2013-03-07 |
Attorney, Agent or Firm:
SELIM INTELLECTUAL PROPERTY LAW FIRM (KR)
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