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.:

US 7643263 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 05, 2010

Filed:

Aug. 08, 2007
Applicants:

Nasrudin Abudul Muthalib, Penang, MY;

Macwien Krishnamurthi Annamalai, Selangor, MY;

Jaya Rao, Perlis, MY;

Inventors:

Nasrudin Abudul Muthalib, Penang, MY;

Macwien Krishnamurthi Annamalai, Selangor, MY;

Jaya Rao, Perlis, MY;

Assignee:

Motorola, Inc., Schaumburg, IL (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 3/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

Apparatus () for controlling over-current from a power supply () to a device (), the apparatus comprising two power supply inputs () and two respective device outputs (), a control circuit () having control inputs () connected across a variable resistance circuit () coupled between a said power supply input () and a said respective device output (), the control circuit arranged to disconnect one of the power supply inputs () from the respective device output () in response to detecting a predetermined over-current voltage across the variable resistance circuit (), the resistance of the variable resistance circuit () being varied dependent on an over-current setting signal () received from the device ().


Find Patent Forward Citations

Abudul Muthalib, Nasrudin. (2010). Controlling over-current from a power supply to a device (U.S. Patent No. 7643263). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7643263

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