Patent ID: 8233921
Filing Date: 2012-07-31
Classification: H04L,H04W,Y02D

Abstract:
1. A method for transmitting/receiving data in a communication system, the method comprising: requesting paging to a second Mobile Station (MS) via an Instant Messaging (IM) server by a first MS, upon generation of IM service data to be transmitted to the second MS, wherein the paging comprises an alert service for prompting the second MS to log-in; transmitting a paging message to the second MS in response to the paging request by the IM server; receiving the IM service data from the first MS, after receiving the paging message by the second MS; and activating an IM service application beforehand by the second MS based on a type of the IM service data, upon receipt of the paging message, wherein the paging message comprises information about the type of the IM service data to be transmitted to the second MS, a first information field for indicating a number of MS Medium Access Control (MAC) addresses and a second information field for indicating a paging action instruction to each MS according to the number of MS MAC addresses.