Patent ID: 6804191
Filing Date: 2004-10-12
Classification: H04L

Abstract:
A communications method, the method comprising:generating a first set of complex values, the phases of said complex values being a Golay sequence, said first set of complex values being subdivided into a first plurality of subsets, each subset in said first plurality of subsets having the same number of elements; and transmitting each of said first plurality of subsets using a plurality of uniformly spaced tones, a different group of tones being used to transmit each of said subsets, the tones within each group being separated from one another in frequency by a first amount, each group of tones used for transmitting one of said first plurality of subsets being separated in the frequency domain from the nearest one of said groups of tones used for transmitting one of said first plurality of subsets by a second amount which is greater than said first amount.