Patent ID: 8588804

Claim:
A communication terminal in a wireless communication system including a base station that assigns a terminal identification information to each communication terminal, the terminal identification information being used for identifying each communication terminal, the communication terminal comprising: a transmitter/receiver unit that transmits and receives any type of information through wireless communication; a controller that measures a reception error occurrence rate within packets received at the communication terminal and then determines a cause of the traffic channel connection failure between terminal identification information disagreement and poor signal reception based on the measured reception error rate within the packets received at the communication terminal; a wireless processing unit that transmits and receives information through wireless communication; a storage unit that stores the terminal identification information; a communication connection request transmission unit that transmits, via the wireless processing unit, a communication connection request to the base station to assign a traffic channel to the communication terminal; and a terminal identification information re-assignment request unit that requests, via the wireless processing unit, re-assignment of the terminal identification information to the base station when no response of information necessary for communication connection from the base station is received with respect to the communication connection request after the wireless processing unit transmits a session dose message to the base station.