Patent ID: 6154486
Filing Date: 2000-11-28
Classification: H04B,H04J,H04W

Abstract:
A method for communicating comprising the steps of:transmitting a repeated codeword preamble code from a first station to a second station, said repeated codeword preamble code comprising a repeated series of the same subcode;receiving said repeated codeword preamble code at said second station;generating a plurality of correlation spikes in response to receiving said repeated codeword preamble code at said second station, each of said correlation spikes corresponding to a separate appearance of said subcode at said second station;determining receipt of said repeated codeword preamble code upon simultaneous detection of more than one of said correlation spikes;synchronizing a receiver at said second station in response to said repeated codeword preamble code;transmitting a data message from said first station to said second station; andreceiving said data message at said second station.