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Patent Searching and Data


Title:
SURFACE-EMITTING LASER ELEMENT AND DISTANCE MEASUREMENT DEVICE HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2021/187891
Kind Code:
A1
Abstract:
A surface-emitting laser element according to one embodiment of the invention comprises: a first region in which a plurality of first emitters are arranged; and a second region in which a plurality of second emitters are arranged, wherein the second region has an area which is less than that of the first region, the second region is arranged in the center region of the first region, and the first emitters and the second emitters can be operated separately.

Inventors:
HAN SANG HEON (KR)
PARK KANG YEOL (KR)
LEE JAE HOON (KR)
LEE YONG GYEONG (KR)
Application Number:
PCT/KR2021/003302
Publication Date:
September 23, 2021
Filing Date:
March 17, 2021
Export Citation:
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Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H01S5/42; G01S7/481; G01S7/483; G01S17/08; H01S5/042; H01S5/18
Foreign References:
KR20180128447A2018-12-03
KR20190133382A2019-12-03
US20190033429A12019-01-31
US20190056497A12019-02-21
KR102050677B12019-12-03
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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