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:
Oct. 17, 2017
Filed:
May. 24, 2012
Applicants:
Deli Wang, San Diego, CA (US);
Muchuan Yang, La Jolla, CA (US);
Chun LI, San Diego, CA (US);
Inventors:
Assignee:
The Regents of the University of California, Oakland, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01S 5/34 (2006.01); H01J 63/06 (2006.01);
U.S. Cl.
CPC ...
H01S 5/3401 (2013.01); H01J 63/06 (2013.01); H01L 33/0004 (2013.01);
Abstract
A junctionless light emitting device comprises a field emitter cathode, and a light emitting semiconductor material sandwiched between an ohmic contact (OC) that faces the injected electrons and a Schottky contact (SC). The field emitter cathode is configured to inject electrons into the ohmic contact.