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. 22, 2020
Filed:
Feb. 23, 2017
Osram Oled Gmbh, Regensburg, DE;
Andreas Loeffler, Neutraubling, DE;
Clemens Vierheilig, Tegernheim, DE;
Sven Gerhard, Alteglofsheim, DE;
OSRAM OLED GmbH, Regensburg, DE;
Abstract
A laser bar includes a semiconductor layer including a plurality of layers and includes an active zone, wherein the active zone is arranged in an x-y-plane, laser diodes each form a mode space in an x-direction between two end faces, the mode spaces of the laser diodes are arranged alongside one another in a y-direction, a trench is provided in the semiconductor layer between two mode spaces, the trenches extend in the x-direction, and the trenches extend from a top side of the semiconductor layer in a z-direction to a predefined depth in the direction of the active zone.