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. 17, 2007
Filed:
Jul. 21, 2005
Applicant:
Koji Nakamura, Toyohashi, JP;
Inventor:
Koji Nakamura, Toyohashi, JP;
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device controller includes a current supply control unit for controlling a conduction state of a semiconductor device connected to a load in response to a control signal to supply current to the load, a current level judging unit for comparing one or more switching judgment values set in an area smaller than an overcurrent judgment value with current detected by a current detecting unit to carry out a current level judgment and a time constant changing unit for changing the circuit time constant of the input signal processing circuit in accordance with a judgment result by the current level judging unit.