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:
Apr. 04, 2000
Filed:
Sep. 12, 1996
Applicant:
Inventors:
Satoshi Machida, Chiba, JP;
Yukito Kawahara, Chiba, JP;
Kentaro Kuhara, Chiba, JP;
Toru Shimizu, Chiba, JP;
Yoshikazu Kojima, Chiba, JP;
Assignee:
Seiko Instruments Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257567 ; 257467 ;
Abstract
A semiconductor temperature sensor comprises independent current sources and bipolar transistors connected to form a Darlington circuit. The bipolar transistors have electrodes each connected to one of the current sources. An output voltage of the semiconductor temperature sensor is adjusted by trimming a current value of at least one of the current sources.