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:
Jan. 15, 2019
Filed:
May. 09, 2017
Nikon Corporation, Tokyo, JP;
Sota Nakanishi, Kawasaki, JP;
Wataru Funamizu, Yokohama, JP;
Kazuya Okamoto, Yokohama, JP;
Shiro Tsunai, Kawasaki, JP;
Isao Sugaya, Kawasaki, JP;
NIKON CORPORATION, Tokyo, JP;
Abstract
Provided is a light detecting apparatus including: a first photoelectric converting element which outputs a first electrical signal in accordance with an incident light including a modulated light component and a background light component; a filter which outputs a second electrical signal resulting from the modulated light component being reduced in the incident light; and a signal processor which subtracts the second electrical signal from the first electrical signal to reduce a component corresponding to the background light component in the first electrical signal.