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:
Jul. 19, 2016
Filed:
Jul. 21, 2009
Stephan Lutgen, Regensburg, DE;
Christoph Eichler, Tegernheim, DE;
Marc Schillgalies, Berlin, DE;
Desiree Queren, Neutraubling, DE;
Stephan Lutgen, Regensburg, DE;
Christoph Eichler, Tegernheim, DE;
Marc Schillgalies, Berlin, DE;
Desiree Queren, Neutraubling, DE;
OSRAM Opto Semiconductors GmbH, Regensburg, DE;
Abstract
An optoelectronic semiconductor chip () is herein described which comprises a non-planar growth layer (), which contains at least one first nitride compound semiconductor material, and an active zone (), which contains at least one second nitride compound semiconductor material and is arranged on the growth layer (), and a top layer (), which is arranged on the active zone (), the growth layer () comprising structure elements () at a growth surface () facing the active zone ().