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. 28, 1999
Filed:
Dec. 18, 1997
Andrew R Barron, Cambridge, MA (US);
Aloysius F Hepp, Bay Village, OH (US);
Phillip P Jenkins, Cleveland Heights, OH (US);
Andrew N MacInnes, Quincy, MA (US);
President and Fellows of Harvard College, Cambridge, MA (US);
TriQuint Semiconductor, Inc., Hillsboro, OR (US);
The United States of America as represented by the Administrator of the, , US;
Abstract
A minority carrier device includes at least one junction of at least two dissimilar materials, at least one of which is a semiconductor, and a passivating layer on at least one surface of the device. The passivating layer includes a Group 13 element and a chalcogenide component. Embodiments of the minority carrier device include, for example, laser diodes, light emitting diodes, heterojunction bipolar transistors, and solar cells.