巨磁电阻电流传感器空间位置特性调控与校正

摘要

通过分析巨磁电阻(GMR)效应,研究了空间位置对传感器精度的影响,针对实际应用中出现的角度偏转与位置偏移对传感器精度造成的影响提出了通过提高磁场增益提高传感器测量精度的方法.通过仿真验证:方法可有效减小测量误差,极大程度地提高了传感器精度,并简化了测量程序.%Study on effect of spatial position on sensor precision,by analyzing effect of giant magnetoresistance (GMR).Given a solution for the problem of angular deflection and position displacement. By increasing the magnetic field gain approach to improve the sensor measurement precision. Simulation results show that this method can effectively reduce the measurement error,improve the sensor precision,simplify the measurement process.