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:
Jun. 23, 2020
Filed:
Jan. 23, 2019
Applicant:
Stmicroelectronics (Crolles 2) Sas, Crolles, FR;
Inventors:
Stephane Monfray, Eybens, FR;
Frédéric Boeuf, Le Versoud, FR;
Assignee:
STMICROELECTRONICS (CROLLES 2) SAS, Crolles, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/025 (2006.01); H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
G02F 1/025 (2013.01); H01L 29/66136 (2013.01); G02F 2201/063 (2013.01);
Abstract
In one aspect, a photonic device includes a first region having a first doping type, where the first region is divided into an upper portion made of silicon-germanium and a lower portion made of silicon. The device further includes a second region having a second doping type. The first region and the second region contact to form a vertical PN junction.