Systems and methods for ranging adjustments are provided. In one embodiment, a remote service unit comprises: a transceiver communicatively coupled with a host in a multi-point to point configuration, the transceiver configured to communicate with the host via an OFDM waveform; and a multi-carrier modem...http://www.google.fr/patents/US7773537?utm_source=gb-gplus-shareBrevet US7773537 - Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system
Ranging and round trip delay timing adjustment in a multi-point to point ...