Patent ID: 8060121
Filing Date: 2011-11-15
Classification: H04L,H04W

Abstract:
1. A method of providing a presence service, comprising: sending a plurality of outgoing presence updates to a presence client; determining that the presence client is in a region of high network load by determining a load of a paging channel serving the presence client and determining that the paging channel load exceeds a threshold load; determining an elapsed amount of time, wherein the elapsed amount of time is selected from the group consisting of a) time that has elapsed since the presence client began a presence session, and b) time that has elapsed since an incoming presence update was received from the presence client; selecting for the presence client a level of throttling based at least in part on the elapsed amount of time; and only while the presence client is in a region of high network load, applying the selected level of throttling to the presence updates sent to the presence client, wherein applying the selected level of throttling comprises: