Patent ID: 6847997
Filing Date: 2005-01-25
Classification: H04B,H04W

Abstract:
1. A method of mitigating path impairments in a wireless communications system comprising at least one subscriber unit and a plurality of server nodes interconnected by a plurality of wireless communication links, the method comprising: establishing one of the plurality of wireless communications links as an active link between the at least one subscriber unit and one of the plurality of server nodes; measuring periodically the quality of the active link; determining whether the active link provides superior quality of communications compared with the other links of the plurality of wireless communications links; evaluating the results of the determining step according to criteria to determine if an override is necessary to prevent overloading one of the server nodes; ordering subsequent communications with the subscriber unit to be over the active link having the optimum quality if an override is not necessary, and otherwise selecting another of the plurality of wireless communications links; and continuously performing the measuring, deter and evaluating steps to thereby assign a new one of the plurality of wireless communications links when the active link is yielded in response to the evaluating step.