Method and system for performing a fast call setup in a wireless telecommunication system
A wireless communication system, fast technology, applied in the direction of wireless communication, communication between multiple stations, electrical components, etc., can solve problems such as increased communication connection time and inability to perform communication quickly
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[0024] Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the following description of the present invention, detailed descriptions of known functions and constructions will be omitted for brevity. The description of the present invention will be provided using a push-to-talk (PTT) service. Due to the network structure used for PTT service and figure 1 The network structure shown is basically the same, so we will refer to figure 1 A network structure according to an embodiment of the present invention will be described.
[0025] see figure 1 , the PTT service network includes a user agent (UA) 10 for performing wireless access according to the CDMA20001X standard, and a CDMA20001X access network (AN) 20 for performing packet communication with the UA 10 . The PTT service network includes a Packet Data Serving Node (PDSN) 30 for transmitting packet data to the AN 20 using Internet Protocol (IP) or the like,...
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