The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 2024
Filed:
Oct. 20, 2021
Koito Manufacturing Co., Ltd., Tokyo, JP;
Masato Gomi, Shizuoka, JP;
Shintaro Sugimoto, Shizuoka, JP;
Yuta Haruse, Shizuoka, JP;
Teruaki Torii, Shizuoka, JP;
KOITO MANUFACTURING CO., LTD., Tokyo, JP;
Abstract
An illumination apparatus irradiates first reference light having a first intensity distribution and second reference light having a second intensity distribution that has a complementary relation with the first intensity distribution. A photodetector measures reflected light from an object. A processing device executes a first correlation calculation using a first detection intensity based on the output of the photodetector in a state in which the first reference light is irradiated and the second intensity distribution, and executes a second correlation calculation using a second detection intensity based on the output of the photodetector in a state in which the second reference light is irradiated and the second intensity distribution.
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