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. 29, 2019
Filed:
Apr. 28, 2016
Applicant:
Stmicroelectronics S.r.l., Agrate Brianza, IT;
Inventors:
Massimo Cataldo Mazzillo, Corato, IT;
Antonella Sciuto, Giarre, IT;
Dario Sutera, San Gregorio di Catania, IT;
Assignee:
STMICROELECTRONICS S.R.L., Agrate Brianza, IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 31/107 (2006.01); H01L 31/0224 (2006.01); H01L 31/18 (2006.01);
U.S. Cl.
CPC ...
H01L 31/107 (2013.01); H01L 31/022416 (2013.01); H01L 31/18 (2013.01);
Abstract
An avalanche photodiode for detecting ultraviolet radiation, including: a silicon carbide body having a first type of conductivity, which is delimited by a front surface and forms a cathode region; an anode region having a second type of conductivity, which extends into the body starting from the front surface and contacts the cathode region; and a guard ring having the second type of conductivity, which extends into the body starting from the front surface and surrounds the anode region.