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    • 23. 发明授权
    • Control system and control method for controlling power steering
apparatus
    • 控制动力转向装置控制系统及控制方法
    • US5508919A
    • 1996-04-16
    • US252573
    • 1994-06-01
    • Hidekazu SuzukiMitsuhiko HararaTadao Tanaka
    • Hidekazu SuzukiMitsuhiko HararaTadao Tanaka
    • B62D6/00B62D5/04
    • B62D6/00
    • A control system and control method for a power steering apparatus includes a vehicle speed sensor for detecting a running speed V of a vehicle and a steering angle sensor for detecting a steering angle ha of the vehicle. It further includes a steering holding degree calculation unit to determine a steering holding coefficient K.sub.S from a steering angular velocity ha', a steering angle changing amount H, and a lateral acceleration G.sub.Y. Finally, a fuzzy logic calculation unit is included for setting a target steering assist amount in accordance with a fuzzy logic rule using the vehicle speed V and a product V.multidot.G.sub.Y of the vehicle speed V and the lateral acceleration G.sub.Y as input conditions (membership functions). Thereby, a steering assist amount in a steering mechanism of the vehicle is controlled to the target steering assist amount the control system and control method of a power steering apparatus can provide an optimum steering characteristic according to the high speed running condition of the vehicle.
    • 用于动力转向装置的控制系统和控制方法包括用于检测车辆的行驶速度V的车速传感器和用于检测车辆的转向角ha的转向角传感器。 进一步包括转向保持度计算单元,用于从转向角速度ha',转向角度变化量H和横向加速度GY确定转向保持系数KS。 最后,使用车速V和车速V的乘积VxGY和横向加速度GY作为输入条件(隶属函数),包含根据模糊逻辑规则设定目标转向辅助量的模糊逻辑计算单元。 由此,将车辆的转向机构的转向辅助量控制到目标转向辅助量,动力转向装置的控制系统和控制方法能够根据车辆的高速行驶状况提供最佳的转向特性。
    • 25. 发明授权
    • Control system and control method for controlling power steering
apparatus
    • 控制动力转向装置控制系统及控制方法
    • US5487007A
    • 1996-01-23
    • US251951
    • 1994-06-01
    • Hidekazu SuzukiMitsuhiko HararaTadao Tanaka
    • Hidekazu SuzukiMitsuhiko HararaTadao Tanaka
    • B62D6/00B62D101/00B62D111/00B62D113/00
    • B62D6/00
    • In a control system for a power steering apparatus, in which a steering assist amount in a steering mechanism of a vehicle is controlled to a target assist amount, a vehicle speed sensor 41 for detecting a running speed V of the vehicle and a steering angle sensor 52 for detecting a steering angle ha of the vehicle are provided. A lateral acceleration calculation unit calculates a lateral acceleration GY from the vehicle speed V and the steering angle ha and further determines the product V.GY of the vehicle speed V and the lateral acceleration GY. A fuzzy logic calculation unit then sets the target assist amount in accordance with a fuzzy logic rule using the vehicle speed V and the product V.GY as input conditions (membership functions). This thereby provides a control system and control method for controlling a power steering apparatus which presents an optimum steering characteristic in response to the running condition of the vehicle.
    • 在将车辆的转向机构中的转向辅助量控制为目标辅助量的动力转向装置的控制系统中,检测车辆的行驶速度V的车速传感器41和转向角传感器 提供了用于检测车辆的转向角度ha的踏板52。 横向加速度计算单元根据车速V和转向角度ha计算横向加速度GY,并进一步确定车速V的乘积V.GY和横向加速度GY。 然后,模糊逻辑计算单元使用车速V和乘积V.GY作为输入条件(隶属函数),根据模糊逻辑规则设定目标辅助量。 从而提供了一种用于控制动力转向装置的控制系统和控制方法,该动力转向装置响应于车辆的行驶状态呈现最佳转向特性。
    • 29. 发明授权
    • Control apparatus for a vehicular suspension system
    • 用于车辆悬挂系统的控制装置
    • US4930082A
    • 1990-05-29
    • US353625
    • 1989-03-06
    • Mitsuhiko HararaShozo TakizawaTadao TanakaShunichi Wada
    • Mitsuhiko HararaShozo TakizawaTadao TanakaShunichi Wada
    • B60G17/00B60G17/015B60G17/016B60G21/04B62D9/02
    • B60G17/0162B60G2400/104B60G2400/204B60G2400/40B60G2500/10B60G2600/02B60G2800/012B60G2800/24
    • Disclosed is a control apparatus for a vehicular suspension system having a plurality of suspension units each disposed between a road wheel and the body of a vehicle for suspending the corresponding road wheel from the vehicle body. The control apparatus includes a control unit which is connected to receive the output signals from an acceleration sensor, a vehicle-speed sensor and a steering sensor for calculating the rolling state of the vehicle due to a transverse acceleration thereof and controlling the respective suspension units based on the calculated rolling state of the vehicle so as to suppress the rolling thereof. The control apparatus further includes a drift compensator for compensating for a drift of a neutral point of the output signal of the acceleration sensor based on the output signals from the acceleration sensor, the vehicle-speed sensor and the steering sensor signal of the acceleration sensor based on the output signals from the acceleration sensor, the vehicle-speed sensor and the steering sensor.
    • PCT No.PCT / JP88 / 00754 Sec。 371日期:1989年3月6日 102(e)日期1989年3月6日PCT提交1988年7月27日PCT公布。 出版物WO89 / 00927 日期:1989年2月9日。公开了一种用于车辆悬挂系统的控制装置,其具有多个悬架单元,每个悬架单元设置在车轮与车体之间,用于将相应的车轮悬挂在车身上。 控制装置包括控制单元,其连接以接收来自加速度传感器的输出信号,车速传感器和转向传感器,用于计算由于其横向加速度而导致的车辆的滚动状态,并且控制各个悬架单元 在车辆的计算滚动状态下,抑制其滚动。 控制装置还包括漂移补偿器,用于根据加速度传感器,车速传感器和基于加速度传感器的转向传感器信号的输出信号来补偿加速度传感器的输出信号的中性点的漂移 来自加速度传感器,车速传感器和转向传感器的输出信号。