The present invention relates to a transmitter and method employing a multi-carrier transmission method, especially utilizing real coefficient wavelet filter banks. The transmitter includes a preamble data generator, a modulator, and a ramp processor. The preamble data generator generates preamble bit...http://www.google.co.uk/patents/US7526044?utm_source=gb-gplus-sharePatent US7526044 - Transmitter and method for digital multi-carrier transmission
