| 摘要 |
PROBLEM TO BE SOLVED: To easily collect information only with an operation by a ground side in the case of collecting mobile station operation information in a radio communication system. SOLUTION: A mobile station 4 is provided with an operation information transmission control section 10, an operation information collection device 2 is connected to a ground control station 1 and the control station 1 and the mobile station 4 are connected via an idle communication channel and a base station 3 through the operation of the operation information collection device 2 and the operation information of the mobile station is transmitted to the ground side.
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