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:
Aug. 12, 2003
Filed:
Mar. 30, 2001
Applicant:
Inventor:
Akio Hosokawa, Tokyo, JP;
Assignee:
NEC Electronics Corporation, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 3/16 ;
U.S. Cl.
CPC ...
G05F 3/16 ;
Abstract
A semiconductor device including: a load connected between outputs of power amplifiers; a mirror current generating circuit connected to the power amplifiers in an output side of the power amplifiers for generating a mirror current which is smaller than and proportional to a load current applied to the load, and the mirror current generating circuit being connected out of a current path through the load between the outputs of the power amplifiers; and a mirror current detecting circuit connected to the mirror current generating circuit for detecting the mirror current.