Communication system and PLC network

Communications: electrical – Condition responsive indicating system – With particular coupling link

Reexamination Certificate

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Details

C340S315000, C701S036000

Reexamination Certificate

active

11178289

ABSTRACT:
A communication system includes a main power line and a plurality of PLC networks connected to the main power line in common. At least one of the PLC networks includes a plurality of nodes. One node of the nodes in the PLC network is connected to the main power line. The other nodes are interconnected via a sub power line so as to receive power from the main power line through the one node. An inductor provided in the one node is connected to the main power line and the sub power line.

REFERENCES:
patent: 5745027 (1998-04-01), Malville
patent: 6229434 (2001-05-01), Knapp et al.
patent: 6842108 (2005-01-01), Akiyama et al.
patent: 7176585 (2007-02-01), Fehr
patent: 2 348 349 (2000-09-01), None
patent: 2001-358618 (2001-12-01), None
patent: 2003-118509 (2003-04-01), None

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