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. 03, 2009
Filed:
Oct. 14, 2004
Ian Abraham, Bishops Stortford, GB;
Keith Edwards, Hutton, GB;
Mark Watkins, Great Dunmow, GB;
Nortel Networks Limited, St. Laurent, Quebec, CA;
Abstract
A power supply line for powering electronic equipment from a power supply remote from the electronic equipment, having a balanced differential power transmission pathconnecting the power supplyto the electronic equipmentand at least one isolating transformerin the power supply line, for providing isolation from ground potential rise associated with lightning surge currents. The invention has particular application to a wireless communications tower having the isolated power supply line for powering masthead electronic equipment, and an isolated communications linkbetween the masthead electronic equipment and a network terminal