Patent ID: 8193934
Filing Date: 2012-06-05
Classification: H04L

Abstract:
1. A method for maintaining and distributing presence information, the method comprising: at a presence server: associating a recording rules with presence information elements for a user of a communication device, wherein each presence information element has its own recording rule; maintaining a set of values for previous presence information elements for the user based on the recording rule; receiving a request from a watcher for values of previous presence information elements for the user; and in response to the request, notifying the watcher of the values of previous presence information elements for the user wherein the step of notifying the watcher of the values of previous presence information elements comprises the step of providing a number of values of previous presence information elements to the watcher, wherein the number is based on a selection rule provisioned in the presence server; or wherein the step of notifying the watcher of the values of previous presence information elements comprises the step of providing a number of values of previous presence information elements to the watcher, wherein the number is based on a selection rule sent to the presence server from a third party other than the watcher.