Call quality test method, device and system
A technology of call quality and test method, which is applied in wireless communication, electrical components, etc., can solve the problems of low test accuracy and low efficiency, and achieve the effect of avoiding repeated complaints, reducing cycle time, and achieving true test results
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[0030] The present invention will be described in detail below in conjunction with the accompanying drawings.
[0031] Such as figure 1 As shown, in the first embodiment of the present invention, the call quality testing system includes:
[0032] The network call quality testing device 204 is used to test the call quality according to the dual-tone multi-frequency signal returned by the terminal under test 206 received, judge the network call fault type of the test according to the call quality failure statistical data prestored in the core server 202, and The network call fault type is sent to the terminal under test 206;
[0033] The core server 202 is used for storing statistical data of call quality faults.
[0034] Such as figure 2 As shown, the network call quality testing device 204 specifically includes:
[0035] Data collection module 2042, for receiving the DTMF signal returned by the terminal under test;
[0036] The management analysis module 2044 is used to ...
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