Transformerless ethernet controller

Details Transformerless ethernet controller Transformerless ethernet controller

2007-04-03

2007-04-03

Kumar, Pankaj (Department: 2611)

Pulse or digital communications

Cable systems and components

C375S220000, C375S222000, C333S181000, C333S02400C, C307S128000

Reexamination Certificate

active

10189619

ABSTRACT:
Transformerless ethernet controller. A method for isolating an ethernet controller, having a transceiver associated therewith, from a twisted wire transmission line is provided. The power supply of the transceiver is DC isolated from system power supply. The data side of the ethernet controller is DC isolated from the transceiver for both transmit and receive data. The transceiver is directly connected to the transmission line with no DC isolation.

REFERENCES:
patent: 5454008 (1995-09-01), Baumann et al.
patent: 5655010 (1997-08-01), Bingel
patent: 5747893 (1998-05-01), Bennett et al.
patent: 6259745 (2001-07-01), Chan
patent: 6658051 (2003-12-01), Liu
patent: 6714558 (2004-03-01), Patel et al.
patent: 6751315 (2004-06-01), Liu et al.

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