Patent ID: 6370135
Filing Date: 2002-04-09
Classification: H04L,H04W

Abstract:
A communication system arranged to facilitate efficient data transmission, said communication system being constituted by a Cellular Digital Packet Data (CDPD) packet-switched portion, said CDPD packet-switched 5 portion being arranged to facilitate communication for a plurality of wireless subscriber stations using a plurality of Mobile Data Base Stations (MDBS) controlled by at least one Mobile Data Intermediate System (MD-IS), said system further comprising:(a) a continuous CDPD data portion distributed over a plurality of CDPD mobile data base stations; (b) means for requesting conversion of a particular data transmission from said CDPD packet-switched portion to said continuous CDPD data portion; and (c) means for allocating a continuous CDPD channel for said particular data transmission.