Patent ID: 7667584
Filing Date: 2010-02-23
Classification: B60C

Abstract:
1. A tire administration system comprising: a sensor module secured to an inner side of a tire mounted on a vehicle, for measuring a tire state quantity and transmitting a measured data to a vehicle body side; and a receiver module secured to the vehicle body side, for transmitting a data request signal at a predetermined period so as to request said measured data to said sensor module, and for receiving the measured data transmitted from said sensor module; wherein said receiver module is configured so as to (i) transmit said data request signal to said sensor module at a frequency used for a latest, successful acquisition of said measured data, (ii) transmit said data request signal to said sensor module if said measured data cannot be acquired, repeatedly until said measured data is acquired, and (iii) transmit said data request signal to said sensor module, if the number of transmission of said data request signal reached a designated number of transmission, at a frequency used for a second latest, successful acquisition of the measured data.