To suppress the increase in cost required for the construction of a system without deteriorating the determination accuracy of a state of a parking space.SOLUTION: In a system for determining the state of a parking space, an acquisition unit acquires a magnetic level for determination for each of two target periods in which magnetic levels measured by a magnetic sensor installed in a parking space where a vehicle is parked are located on both sides of a specific period when the magnetic level has exceeded the first threshold and in which a change in the magnetic levels is stable, and a determination unit determines the state of the parking space by comparing the magnetic levels for determination of the two target periods. The acquisition unit acquires the magnetic level for determination by applying the first change width to the change in the magnetic level on the side where the parking space is set to the vacant state and acquires the magnetic level for determination by applying the second change width to the change in the magnetic level on the side where the parking space is set to the parked state.SELECTED DRAWING: Figure 4

    【課題】駐車スペースの状態の判定精度を低下させることなく、システムの構築にかかるコストの増大を抑える。【解決手段】取得部は、車両が駐車される駐車スペース内に設置された磁気センサによって計測された磁気レベルが第1閾値を超えた特定期間を挟んだ両側に位置し、磁気レベルの変化が安定していた2つの対象期間毎に、判定用磁気レベルを取得する。判定部は、2つの対象期間の判定用磁気レベルの比較により、駐車スペースの状態を判定する。また、取得部は、駐車スペースを空き状態に設定した側については、磁気レベルの変化に対して第1変化幅を適用して判定用磁気レベルを取得し、駐車状態に設定した側については、磁気レベルの変化に対して第2変化幅を適用して判定用磁気レベルを取得する。【選択図】図4


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    Title :

    STATE DETERMINATION APPARATUS, STATE DETERMINATION METHOD, AND STATE DETERMINATION PROGRAM


    Additional title:

    状態判定装置、状態判定方法、および状態判定プログラム


    Contributors:

    Publication date :

    2023-03-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    E04H Gebäude oder ähnliche Bauwerke für besondere Zwecke , BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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