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:
Sep. 14, 2004
Filed:
Jun. 26, 2002
Applicant:
Inventor:
Anthony M. White, Malvern, GB;
Assignee:
QinetiQ Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 3/100 ;
U.S. Cl.
CPC ...
H01L 3/100 ;
Abstract
A multi-layer Auger suppressed diode having at least two exclusion interfaces and at least two extraction interfaces. A specific embodiment has two composite contacts, each consisting of a heavily doped layer ( ) and a buffer layer ( ) of lower doped, high bandgap material sandwiched between the heavily doped layer and the active region ( ) of the device.