Powerline communications network employing TDMA, FDMA and/or CDMA

  • US 6,144,292 A
  • Filed: 10/21/1996
  • Issued: 11/07/2000
  • Est. Priority Date: 10/22/1992
  • Status: Expired due to Term
First Claim
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1. An electricity distribution and/or power transmission network at least part of which is external to a building, the network having a number of phase conductors, said number being chosen from the list 2,4,5,6,7,8,9, . . . n where n is an integer greater than 9, including input means for the input of a telecommunications signal having a carrier frequency greater than approximately 1 MHz onto at least one of the phase conductors of the network and output means for removing said telecommunications signal from at least one other phase conductor of the network, said signal being transmissible along said external part of the network, wherein the network is adapted to transmit said signal using frequency, time and/or code division multiplexing techniques.

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