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. 10, 2008
Filed:
Mar. 18, 2005
Applicant:
Michael J. Callahan, Jr., Austin, TX (US);
Inventor:
Michael J. Callahan, Jr., Austin, TX (US);
Assignee:
STMicroelectronics, Inc., Carrollton, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
According to the invention a well-switching arrangement, with a semiconductor circuit including a switch having an input terminal, an output terminal and a body region and at least one comparator having a first input coupled to at least one of the terminals and a second input coupled to a positive voltage rail, and logic coupled to an output of the comparator and responsive to the output to selectively couple the body-well region to one of the terminals or to the positive voltage rail.