Remote units (113) having large amounts of data to transmit will be dynamically assigned Orthogonal Variable Spreading Factor (OVSF) codes corresponding to higher data rates and remote units (113) with lower amounts of data to be transmitted will be assigned OVSF codes corresponding to lower data rates....http://www.google.fr/patents/US6233231?utm_source=gb-gplus-shareBrevet US6233231 - Data transmission within a spread-spectrum communication system
Data transmission within a spread-spectrum communication system