To provide an angle output correction method and correction system capable of suppressing degradation in operation feeling during steering wheel operation in a steer-by-wire system vehicle.SOLUTION: In executing output correction of a steering angle detection section 10, an operation mode of a steering device 5 is switched to a correction mode and a steering wheel 2 is intentionally turned from a neutral position. At this time, an error calculation section 24 inputs a first detection value S1 from the steering angle detection section 10, inputs a second detection value S2 from a steering angle detection section 17, takes a difference therebetween as an error of the first detection value S1 and determines an error waveform St of trigonometric function wave form. A correction section 25 corrects at least one of a plurality of parameters Pt which is a factor of the error waveforms St so that the error waveform St approaches a theoretical value.SELECTED DRAWING: Figure 1

    【課題】ステアバイワイヤ方式の車両において、ハンドル操作時の操作フィーリング悪化を抑制できる角度出力補正方法、及び補正システムを提供する。【解決手段】操舵角検出部10の出力補正を実行する場合には、操舵装置5の作動モードを補正モードに切り替えて、中立位置からハンドル2を故意に回す。このとき、誤差算出部24は、操舵角検出部10から第1検出値S1を入力するとともに転舵角検出部17から第2検出値S2を入力し、これらの差をとることにより、第1検出値S1の誤差として、三角関数波形状の誤差波形Stを求める。補正部25は、誤差波形Stの要素である複数のパラメータPtのうちの少なくとも1つを、誤差波形Stが理想値に近づくような値に補正する。【選択図】図1


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    Title :

    ANGLE OUTPUT CORRECTION METHOD AND CORRECTION SYSTEM


    Additional title:

    角度出力補正方法、及び補正システム


    Contributors:

    Publication date :

    2023-05-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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