Patent ID: 6108316
Filing Date: 2000-08-22
Classification: H04W,Y02D

Abstract:
A method to manage mobile stations in a wireless network, comprising:receiving at a base station a signal from a first mobile station that its battery power is below a first threshold value, said first mobile station having a first high priority message and a first low priority message to transmit and having its battery power below a first threshold value;receiving at a base station a signal from a second mobile station that its battery power is below a second threshold value greater than the first threshold value said second mobile station having a second high priority message and a second low priority message to transmit;changing at the base station a mobile transmission schedule to cause transmission of messages from the first mobile station to occur before transmission of messages from other stations, in response to the signal, said changing step causing transmission of said messages to be ordered with the first high priority message, followed by the second high priority message, followed by high priority messages from other stations, followed by the first low priority message, followed by the second low priority message, followed by low priority messages from other stations;transmitting the schedule to the first and other stations.