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. 11, 2007
Filed:
May. 18, 2001
Applicants:
Günther Grönninger, Seubersdorf, DE;
Peter Heidborn, Zeitlam, DE;
Inventors:
Günther Grönninger, Seubersdorf, DE;
Peter Heidborn, Zeitlam, DE;
Assignee:
Osram GmbH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/15 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light-emitting diode based on GaAlAs has a window layer () of reduced thickness and is doped continuously with Si or Sn. The net concentration of the doping is less than 1 ×10cm. This provision lessens the degradation of the light-emitting diode ().