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:
Apr. 22, 2014
Filed:
Aug. 16, 2011
Applicants:
Samuel Menard, Tours, FR;
Yannick Hague, Mettray, FR;
Inventors:
Samuel Menard, Tours, FR;
Yannick Hague, Mettray, FR;
Assignee:
STMicroelectronics (Tours) SAS, Tours, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
Abstract
A Shockley diode including: a vertical stack of first to fourth layers of alternated conductivity types between first and second electrodes; a recess formed in the fourth layer and extending vertically to penetrate into the second layer; a first region of same conductivity type as the second layer but of greater doping level, extending at the bottom of the recess in the second layer; and a second region of same conductivity type as the third layer but of greater doping level, extending along the lateral walls of the recess and connecting the first region to the fourth layer.