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:
Sep. 10, 2024
Filed:
Jan. 28, 2021
Nikon Vision Co., Ltd., Tokyo, JP;
Nikon Corporation, Tokyo, JP;
Takehito Nonomura, Nishitama-gun, JP;
Takeshi Inoue, Yokohama, JP;
NIKON VISION CO., LTD., Tokyo, JP;
NIKON CORPORATION, Tokyo, JP;
Abstract
A distance detectorincludes a light projecting unitwhich projects light toward a target body, a light receiving unitwhich receives a reflected light from the target body, a time detection unitwhich detects a light receiving time from the projecting of measuring light by the light projecting unitto the receiving of the reflected light by the light receiving unit, a calculation unitwhich calculates the distance to the target body based on a detection result of the light receiving time by the time detection unit, and an evaluation unitwhich evaluates the reliability of a calculation result of the distance to the target body by the calculation unitbased on a deviation of the distance corresponding to the calculation result from a reference value regarding the distance to the target body.