PROBLEM TO BE SOLVED: To provide a revolution angle detector for an electrically-driven power steering device, torque angle sensor therefor, torque sensor therefor and motor actuation control device, electrically-driven power steering device, and a vehicle that are suitable for improving a robust property of revolution angle detection.SOLUTION: A torque angle sensor 1 comprises a first revolution angle detection unit 14 that detects a revolution angle of an output shaft 32b. A revolution angle detection circuit 16 of the first revolution angle detection unit 14 has: first to eighth magneto-sensitive elements 160a to 160h that are circularly arranged on a semiconductor substrate 160S, and are composed of a vertical hall element; a drive circuit 161 that drives these magneto-sensitive elements in a circumferential direction with a preliminarily set revolution frequency in one-by-one sequence; and an angle detection circuit 162 that detects a phase difference between a binarization signal obtained by binarizing signals to be output from driven each magneto-sensitive element and a binary reference signal of the same frequency as the revolution frequency when the magneto-sensitive elements are sequentially driven as revolution position information of the output shaft 32b.SELECTED DRAWING: Figure 3

    【課題】回転角度検出のロバスト性を向上するのに好適な電動パワーステアリング装置用の回転角度検出器、トルクアングルセンサ、トルクセンサ及びモータ駆動制御装置、電動パワーステアリング装置並びに車両を提供する。【解決手段】トルクアングルセンサ1は、出力軸32bの回転角度を検出する第1の回転角検出部14を備え、第1の回転角検出部14の回転角検出回路16は、半導体基板160S上に円形に配置された、垂直ホール素子から構成される第1〜第8の感磁素子160a〜160hと、これらの感磁素子を予め設定した回転周波数で周方向に1つずつ順に駆動する駆動回路161と、駆動された各感磁素子から出力される信号を二値化した二値化信号と、感磁素子を順次駆動時の回転周波数と同じ周波数の二値基準信号との位相差を出力軸32bの回転位置情報として検出する角度検出回路162とを有する。【選択図】図3


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    Title :

    REVOLUTION ANGLE DETECTOR FOR ELECTRICALLY-DRIVEN POWER STEERING DEVICE, TORQUE ANGLE SENSOR THEREFOR, TORQUE SENSOR THEREFOR, AND MOTOR ACTUATION CONTROL DEVICE, ELECTRICALLY-DRIVEN POWER STEERING DEVICE, AND VEHICLE


    Additional title:

    電動パワーステアリング装置用の回転角度検出器、トルクアングルセンサ、トルクセンサ及びモータ駆動制御装置、電動パワーステアリング装置並びに車両


    Contributors:

    Publication date :

    2018-11-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS , Messen der Länge, der Dicke oder ähnlicher linearer Abmessungen / B62D MOTOR VEHICLES , Motorfahrzeuge / 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



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