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. 04, 1996
Filed:
Jul. 06, 1993
Applicant:
Inventor:
Norio Fujii, Ukyo-ku, JP;
Assignee:
Rohm Co., Ltd., Kyoto, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P / ;
U.S. Cl.
CPC ...
318254 ; 318801 ; 318439 ; 323223 ; 323265 ; 327480 ; 327490 ;
Abstract
A first current mirror circuit for driving a first output stage transistor to flow out current to a coil in a motor is disposed between a power source voltage line and a reference voltage line, and a second current mirror circuit for driving a second output stage transistor to receive a current flowing out from the coil of the motor is disposed between a reference voltage line and a ground line.
Fujii, Norio. (1996). Motor control circuit and motor drive system using the same (U.S. Patent No. 5523660). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5523660
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile