会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 6. 发明授权
    • Electrical power assisted steering system
    • 电动辅助转向系统
    • US08666597B2
    • 2014-03-04
    • US12085512
    • 2006-11-23
    • Angel Luis Andres FernandezKevin McLaughlin
    • Angel Luis Andres FernandezKevin McLaughlin
    • B62D6/00
    • B62D5/0466
    • An electric power assisted steering system for a vehicle, comprising: a steering mechanism which operatively connects a steering wheel to road wheels of the vehicle, a torque sensor arranged to, in use, produce a torque signal indicative of the torque carried by a portion of the steering mechanism, an electric motor operatively connected to the steering mechanism, a signal processing unit arranged to, in use, produce from the torque signal a torque demand signal representative of a torque to be applied to the steering mechanism by the motor, the signal processing unit comprising a first calculating unit arranged to calculate an initial torque demand signal dependent on the torque signal, and a second calculating unit arranged to, in use, calculate a torque damping signal indicative of an amount the initial torque signal is to be damped in order to generate the torque demand signal, and a motor drive stage arranged to provide, in use, a drive current to the motor responsive to the torque demand signal, in which the second calculating unit comprises an input for a signal dependent upon the torque demand signal, a differentiator, arranged to, in use, differentiate the input signal dependent upon the torque signal and a high pass filter arranged to filter the input signal to reduce low frequency components thereof.
    • 一种用于车辆的电力辅助转向系统,包括:将方向盘操作地连接到车辆的车轮的转向机构,扭矩传感器,其布置成在使用中产生表示由一部分 所述转向机构,可操作地连接到所述转向机构的电动机;信号处理单元,其被配置为在使用中从所述转矩信号产生表示由所述电动机施加到所述转向机构的转矩的转矩需求信号,所述信号 处理单元,包括第一计算单元,其被配置为根据转矩信号计算初始转矩需求信号;以及第二计算单元,其被配置为在使用中计算表示初始扭矩信号将被阻尼的量的扭矩阻尼信号 以产生所述扭矩需求信号,以及马达驱动级,其布置成在使用中提供响应于所述转矩的电动机的驱动电流 e请求信号,其中第二计算单元包括取决于扭矩需求信号的信号的输入,微分器,其被布置为在使用中根据扭矩信号区分输入信号,并且布置成滤波器 输入信号以减少其低频分量。