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:
Jul. 28, 1992
Filed:
Aug. 27, 1990
Applicant:
Inventors:
Kwok K Ng, Berkeley Heights, NJ (US);
Chien-Shing Pai, Bridgewater, NJ (US);
Assignee:
AT&T Bell Laboratories, Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
357 234 ; 357 233 ; 357 238 ; 357 20 ; 357 63 ;
Abstract
In order to reduce the rate of (hot charge-carrier) degradation of semiconductor devices formed in a semiconductor body, a neutral impurity--such as germanium in silicon MOS transistors--is introduced into the body in a neighborhood of an intersection of a p-n junction with a surface of the body.