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:
Nov. 25, 2008
Filed:
Nov. 03, 2004
Applicants:
Roger A. Karam, Mountain View, CA (US);
John F. Wakerly, Oakbrook Terrace, IL (US);
Inventors:
Roger A. Karam, Mountain View, CA (US);
John F. Wakerly, Oakbrook Terrace, IL (US);
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a circuit delivering common mode inline power over a pair of conductors imbalance in the current carried by the first and second conductors of the pair of conductors is detected and compensated with a bias current applied to counter the imbalance.