A universal local area network power line carrier repeater system and method provides: 1) LAN interfaces for converting high speed LAN data to high speed PLC data and high speed PLC data to high speed LAN data, 2) a high speed PLC data transceiver for exchanging PLC data with other repeaters,...http://www.google.de/patents/US5818821?utm_source=gb-gplus-sharePatent US5818821 - Universal lan power line carrier repeater system and method
