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. 06, 2026
Filed:
Mar. 31, 2022
Sony Group Corporation, Tokyo, JP;
Jared Alexander Kearns, Kanagawa, JP;
Tatsushi Hamaguchi, Kanagawa, JP;
Kentaro Hayashi, Kanagawa, JP;
Rintaro Koda, Tokyo, JP;
Sony Group Corporation, Tokyo, JP;
Abstract
The present disclosure provides new and innovative VCSEL devices and systems. In an example, a VCSEL device comprises a cavity mirror with a curved mirror surface of a VCSEL and a radius of curvature (ROC) of the curved mirror surface that is anisotropic, wherein the ROC comprises four directions, the four directions being +x, +y, −x, −y, the ROC in at least one direction is in a range greater than a cavity length of the VCSEL and less than a predefined ROC value for a standard beam width (ROCUL), and the ROC in at least one of the other directions is outside the range.