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:
Mar. 17, 2020
Filed:
May. 22, 2018
Facebook, Inc., Menlo Park, CA (US);
Chiyun Xia, Agoura Hills, CA (US);
Harvard Keese Harding, Jr., Simi Valley, CA (US);
Chien-Chung Chen, Thousand Oaks, CA (US);
Ferze Daligues Patawaran, Fremont, CA (US);
Facebook, Inc., Menlo Park, CA (US);
Abstract
The disclosed system may include (1) an optical element that receives an optical beam, (2) a wide field-of-view (FOV) quadrant photodetector that receives, from the optical element, first light originating from the optical beam, (3) a narrow FOV quadrant photodetector that receives, from the optical element, second light originating from the optical beam, and (4) a controller that controls an orientation of the optical element during at least a period of time based on a weighted combination of (a) output of the wide FOV quadrant photodetector in response to the first light, and (b) output of the narrow FOV quadrant photodetector in response to the second light. Various other systems, methods, and computer-readable media are also disclosed.
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