PROBLEM TO BE SOLVED: To realize reception of wheel information by a tire air pressure notification apparatus within request detection time.SOLUTION: A transmission controlling unit of a sensor unit transmits wheel information by a radio signal at a timing that one minute elapsed after just before transmission of wheel information and that a rotation position θ of the sensor unit detected by an acceleration sensor reaches a transmission setting position α (S11 to S15). The transmission setting position α is set at a rotation position proceeding or delayed by a setting adjustment angle Δα (for example, 146 deg) designed at a value which is not a divisor of 360 relatively to the rotation position θ of just before transmission of wheel information (S17).SELECTED DRAWING: Figure 4

    【課題】 車輪情報が要求検知時間内にタイヤ空気圧報知装置に受信できるようにする。【解決手段】 センサユニットの送信制御部は、直前回の車輪情報の送信から1分が経過した後であって、加速度センサにより検出されるセンサユニットの旋回位置θが送信設定位置αに到達したタイミングで、車輪情報を無線信号により送信する(S11〜S15)。この送信設定位置αは、直前回に車輪情報を送信したときの旋回位置θに対して、360の約数ではない値に設定された設定調整角度Δα(例えば、146deg)だけ、進めた、あるいは、遅らせた旋回位置に設定される(S17)。【選択図】 図4


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    Title :

    TIRE AIR PRESSURE SENSOR UNIT AND TIRE AIR PRESSURE NOTIFICATION APPARATUS


    Additional title:

    タイヤ空気圧センサユニット、および、タイヤ空気圧報知装置


    Contributors:
    TAKI YUJI (author)

    Publication date :

    2016-08-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / G01L Messen von Kraft, mechanischer Spannung, Drehmoment, Arbeit, mechanischer Leistung, mechanischem Wirkungsgrad oder des Drucks von Fluiden , MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE / G08C Übertragungssysteme für Messwerte, Regel-, Steuer- oder ähnliche Signale , TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS



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