Title:
OPTICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/153828
Kind Code:
A1
Abstract:
An optical device of the present invention comprises: an optical splitter for splitting an optical signal into a plurality of channels; an optical phase controller for controlling the phase of the optical signal transmitted from the optical splitter; an end-fire optical phased array comprising an end-fire optical radiator for radiating the optical signal transmitted from the optical phase controller; and a cylindrical lens positioned on a path of the radiated optical signal and for controlling a vertical divergence angle.
Inventors:
LEE BYOUNGGOO (KR)
KIM SANGCHEON (KR)
PARK HYOHOON (KR)
YOON HYEONHO (KR)
SHIM JOONSUP (KR)
KIM YOUNGIN (KR)
KIM SANGCHEON (KR)
PARK HYOHOON (KR)
YOON HYEONHO (KR)
SHIM JOONSUP (KR)
KIM YOUNGIN (KR)
Application Number:
PCT/KR2020/001496
Publication Date:
August 05, 2021
Filing Date:
January 31, 2020
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
KOREA ADVANCED INST SCI & TECH (KR)
KOREA ADVANCED INST SCI & TECH (KR)
International Classes:
G02B26/08; G02B3/00; G02B26/06; G02B27/10
Foreign References:
| KR101924890B1 | 2018-12-04 | |||
| KR102057199B1 | 2019-12-18 | |||
| KR20180005988A | 2018-01-17 | |||
| KR20170071395A | 2017-06-23 | |||
| US20170268987A1 | 2017-09-21 |
Attorney, Agent or Firm:
PARK, Byung Chang (KR)
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