Patent ID: 6542737
Filing Date: 2003-04-01
Classification: H04W

Abstract:
A method for checking a speech channel of a base station and a vocoder of a control station in a mobile communication system, the method comprising the steps of:selecting one of a plurality of test items to be checked, and transmitting the ID of a base station or control station for the selected test item and data corresponding to the selected test item to the base station and the control station; the base station and the control station receiving and analyzing the data, and setting up a call to a mobile station through a speech channel of the base station and a vocoder of the control signal, the speech channel and vocoder being designated by an operation station, the call to be set up being determined according to the analyzed result; after the call setup, gathering statistical data on the number of times of setting up a call through the vocoder and speech channel, causes of call cancellation and frame error rate by speech channels and vocoders, and transmitting the statistical data to the operation station; and detecting a poor speech channel and a poor vocoder depending on the statistical data.