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:
Dec. 24, 2024
Filed:
Dec. 03, 2020
Applicant:
Beijing Voyager Technology Co., Ltd., Beijing, CN;
Inventors:
Yue Lu, Mountain View, CA (US);
Youmin Wang, Mountain View, CA (US);
Assignee:
Beijing Voyager Technology Co., Ltd., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/48 (2006.01); G01S 7/481 (2006.01); G01S 7/4865 (2020.01); G01S 17/931 (2020.01); G02B 7/182 (2021.01); G02B 26/08 (2006.01);
U.S. Cl.
CPC ...
G01S 7/481 (2013.01); G01S 7/4865 (2013.01); G01S 17/931 (2020.01); G02B 7/1821 (2013.01); G02B 26/0841 (2013.01);
Abstract
A grating for a steering mirror of a LiDAR system is made without a metal coating. The grating comprising a plurality of ridges defined by a period. The period has a width that is equal to or less than a wavelength of a laser of the LiDAR system. The ridges can be made of crystalline silicon to form a high-contrast grating.