Power line coupler adapted for use with multiple...

Details Power line coupler adapted for use with multiple... Power line coupler adapted for use with multiple...

2008-01-15

2008-01-15

Sherry, Michael (Department: 2836)

Electrical transmission or interconnection systems

Superimposed unlike currents

Different frequencies or phase

C307SDIG001, C340S315000, C340S315000, C340S315000, C340S315000

Reexamination Certificate

active

11739471

ABSTRACT:
Devices and system for interfacing multiple power line communications (PLC)-enabled communication devices in a building are disclosed. In various embodiments, the system can include a high-frequency transformer coupled to a high-frequency communications device, a low-frequency transformer coupled to a low-frequency communication device, and one or more components adapted to appreciably abate distortion and/or attenuation of high-frequency signals passing through the first coupling device.

REFERENCES:
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patent: 6104707 (2000-08-01), Abraham
patent: 6407987 (2002-06-01), Abraham
patent: 6614326 (2003-09-01), Merriman et al.
patent: 6710704 (2004-03-01), Fisher et al.
patent: 6813316 (2004-11-01), Lohr
patent: 6922135 (2005-07-01), Abraham
patent: 6975212 (2005-12-01), Crenshaw et al.
patent: 7060350 (2006-06-01), Takaya et al.
patent: 7183901 (2007-02-01), Legaud

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