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:
Mar. 06, 2012
Filed:
Jun. 16, 2006
Matthew Blaha, Holmdel, NJ (US);
Luis DE LA Torre, Daganzo de Arriba, ES;
Alan L. Ellis, San Jose, CA (US);
Gary D. Polhemhus, Sebago, ME (US);
Patrick J. Quirk, Huntsville, AL (US);
Matthew Blaha, Holmdel, NJ (US);
Luis de La Torre, Daganzo de Arriba, ES;
Alan L. Ellis, San Jose, CA (US);
Gary D. Polhemhus, Sebago, ME (US);
Patrick J. Quirk, Huntsville, AL (US);
Agere Systems Inc., Allentown, PA (US);
Abstract
In one embodiment, a powered device (PD) () has a PHY module () and a media access controller () (MAC), the PD () adapted to connect to power sourcing equipment (PSE) via a cable, () where the PD () is adapted to communicate with and receive power from the PSE via the cable, in accordance with the Power-over-Ethernet (PoE) standard. The PD () extracts () from the cable () a DC signal used to power the PD without using a transformer. Capacitors () located in the signal paths between the MAC () and the cable () support electrical isolation of the MAC ().