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:
May. 11, 2010
Filed:
Apr. 01, 2005
Applicants:
Francine Y. Robb, Fountain Hills, AZ (US);
Stephen P. Robb, Fountain Hills, AZ (US);
Prasad Venkatraman, Gilbert, AZ (US);
Zia Hossain, Tempe, AZ (US);
Inventors:
Francine Y. Robb, Fountain Hills, AZ (US);
Stephen P. Robb, Fountain Hills, AZ (US);
Prasad Venkatraman, Gilbert, AZ (US);
Zia Hossain, Tempe, AZ (US);
Assignee:
Semiconductor Components Industries, LLC, Phoenix, AZ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 27/105 (2006.01);
U.S. Cl.
CPC ...
Abstract
In one embodiment, a vertical power transistor is formed on a semiconductor substrate with other transistors. A portion of the semiconductor layer underlying the vertical power transistor is doped to provide a low on-resistance for the vertical power transistor.