Patent ID: 6771975
Filing Date: 2004-08-03
Classification: H04L,H04W

Abstract:
A method of processing data for wireless Applications using Unstructured Supplementary Service Data (USSD), the method comprising:(a) checking in a USSD Dialogue Control Protocol (UDCP) layer the state of a dialogue, for data communications with a destination node through the USSD, when data for transmitting through the USSD is stored in a common buffer, the buffer commonly used by a Wireless Datagram Protocol (WDP) layer and the UDCP layer; (b) reading the data stored in the common buffer if, in the step (a), the state of dialogue is verified to be a state in which the transmission of data can be performed, and then forming a packet; and (c) transmitting the packet formed in the step (b) through the USSD to a destination node.