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Patent Searching and Data


Title:
BEAM STEERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/020622
Kind Code:
A1
Abstract:
The present invention relates to a beam steering device for steering a beam without a physical movement, the beam steering device comprising: a light source unit for irradiating parallel light; and a phase control array for controlling a reflection angle of the parallel light irradiated from the light source unit, wherein the phase control array comprises a plurality of cells in a region where the parallel light is irradiated, and the reflection angle is controlled by controlling the phase of light reflected by each of the plurality of cells.

Inventors:
BANG HYUNGSEOK (KR)
PARK SEONGHONG (KR)
LEE SANGCHUL (KR)
LEE CHAEDEOK (KR)
Application Number:
PCT/KR2019/009537
Publication Date:
February 04, 2021
Filing Date:
July 31, 2019
Export Citation:
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Assignee:
LG ELECTRONICS INC (KR)
International Classes:
G02B26/08; G02B5/08; G02B26/06; G02B27/30
Foreign References:
KR20190019993A2019-02-27
US20090257111A12009-10-15
KR20100067087A2010-06-18
KR20180055298A2018-05-25
KR20190003111A2019-01-09
Attorney, Agent or Firm:
KBK & ASSOCIATES (KR)
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