Title:
CAMERA DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/249437
Kind Code:
A1
Abstract:
A camera device, according to an embodiment of the present invention, comprises: a light-emitting unit for radiating an optical signal to an object; a light-receiving unit including an image sensor and receiving the optical signal reflected from the object; and a depth information generation unit for generating depth information of the object by using the optical signal received by the light-receiving unit, the light-emitting unit comprising a light source and a micro lens array disposed on the light source. The micro lens array comprises: a first region including a plurality of first micro lenses having a first diameter; a second region surrounding the first region and including a plurality of second micro lenses having a second diameter; and a third region surrounding the second region and including a plurality of third micro lenses having a third diameter, wherein the number and diameter of the micro lenses included in at least one of the first to third regions are correlated with the diameter of the micro lenses included in another region surrounding at least one of the first to third regions.
Inventors:
PARK GWUI YOUN (KR)
OH HYUN JEE (KR)
OH HYUN JEE (KR)
Application Number:
PCT/KR2023/008695
Publication Date:
December 28, 2023
Filing Date:
June 22, 2023
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H04N13/271; G02B3/00; G02B3/02; H04N13/229; H04N13/254
Foreign References:
| KR20210063674A | 2021-06-02 | |||
| KR20210156910A | 2021-12-28 | |||
| KR20210115765A | 2021-09-27 | |||
| KR20210151474A | 2021-12-14 | |||
| US20170038502A1 | 2017-02-09 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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