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. 11, 2001
Filed:
Oct. 12, 1999
Applicant:
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 3/500 ; H01L 3/700 ; H03K 3/42 ; H03K 1/778 ;
U.S. Cl.
CPC ...
H01L 3/500 ; H01L 3/700 ; H03K 3/42 ; H03K 1/778 ;
Abstract
In order to provide a highly accurate and reliable temperature sensing circuit and method, a resistor (,) having a positive temperature coefficient is connected between the gate terminal (,) and the insulated gate electrode (,) of the voltage drive type semiconductor device (,), and the temperature is sensed based on a voltage representing a voltage drop across the resistor in a circuit portion between the gate terminal (,) and the other terminal (,).