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    • 51. 发明授权
    • Vehicle motion control system
    • 车辆运动控制系统
    • US5829847A
    • 1998-11-03
    • US803938
    • 1997-02-20
    • Kenji TozuYoshiyuki YasuiMasanobu FukamiTakayuki ItohNorio Yamazaki
    • Kenji TozuYoshiyuki YasuiMasanobu FukamiTakayuki ItohNorio Yamazaki
    • B60T8/172B60T8/1755B60T8/66
    • B60T8/172B60T8/1755B60T2220/04
    • The present invention is directed to a vehicle motion control system for maintaining vehicle stability by controlling the braking force applied to each wheel of a vehicle. The braking force applied to each wheel is controlled on the basis of outputs of the wheel speed sensors and the vehicle speed estimation unit. A limit value is calculated to a difference between a first estimated vehicle speed calculated for a second wheel located on the right side of the vehicle and a left estimated vehicle speed calculated for a left wheel located on the left side of the vehicle. The calculation of one of the first and second estimated vehicle speeds is limited in response to the limit value, so as to keep the estimated vehicle speed calculated for one of the right and left wheels rotating at a relatively low speed to be greater than a value subtracting the limit value from the second estimated vehicle speed provided for the other one of the right and left wheels rotating at a relatively high speed. For example, the limit value is calculated on the basis of a varying value resulted from at least a change in a coefficient of friction for each wheel of the vehicle, and varied in accordance with one of a plurality of control modes.
    • 本发明涉及一种用于通过控制施加到车辆的每个车轮的制动力来保持车辆稳定性的车辆运动控制系统。 基于车轮速度传感器和车速估计单元的输出来控制施加到每个车轮的制动力。 计算出对于位于车辆右侧的第二车轮计算出的第一估计车速与对于位于车辆左侧的左车轮计算出的左估计车速之间的差的限制值。 第一和第二估计车速中的一个的计算响应于限制值被限制,以便为左右一个车轮以相对低的速度转动的估计车速保持为大于值 从为相对高速旋转的左右轮中的另一方提供的第二估计车速减去极限值。 例如,基于由车辆的每个车轮的至少摩擦系数的变化导致的变化值来计算极限值,并且根据多个控制模式中的一个进行变化。
    • 55. 发明申请
    • BRAKING CONTROL DEVICE FOR VEHICLE
    • 汽车制动控制装置
    • US20150151727A1
    • 2015-06-04
    • US14368868
    • 2012-12-25
    • Yoshiyuki YasuiHiroyuki KodamaNaotoshi Satake
    • Yoshiyuki YasuiHiroyuki KodamaNaotoshi Satake
    • B60T8/172B60T8/58B60T8/171
    • B60T8/172B60T7/042B60T8/171B60T8/58B60T13/662B60T13/741B60T17/22F16D65/18F16D2066/005F16D2125/40F16D2125/48
    • Based on a difference between target and actual values of a friction member force pressing a brake disc, feedback control over the pressing force is executed. As the actual value, a “limit pressing force (Fbs) obtained by placing a limitation on a temporal change amount of the Fba based on a limit value (Lmt)” is used. The limit value (Lmt) is set based on an electric motor speed (dMkt, dMka), a wheel speed (Vwa), and a temporal change amount (ΔTmp) of the friction member temperature. The Lmt is set to increase as the dMkt (dMka) increases and the temporal change amount (ΔTmp) of the temperature increases, and to also increase as the wheel speed (Vwa) decreases. Thus, even when a rotating member (brake disc) is deformed, braking torque control can be appropriately executed without accelerating a fluctuation of a braking torque on the wheel.
    • 基于按压制动盘的摩擦构件力的目标值和实际值之间的差异,执行对按压力的反馈控制。 作为实际值,使用通过基于限制值(Lmt)对Fba的时间变化量进行限制而获得的“限制按压力(Fbs)”。 基于电动机速度(dMkt,dMka),车轮速度(Vwa)和摩擦构件温度的时间变化量(&Dgr; Tmp)来设定极限值(Lmt)。 Lmt设置为随着dMkt(dMka)增加而增加,并且温度的时间变化量(&Dgr; Tmp)增加,并且随着车轮速度(Vwa)的降低也增加。 因此,即使旋转构件(制动盘)变形,也可以适当地执行制动转矩控制,而不会加速车轮上的制动转矩的波动。
    • 57. 发明授权
    • Steering control device for vehicle
    • 车辆转向控制装置
    • US07997373B2
    • 2011-08-16
    • US12241209
    • 2008-09-30
    • Yoshiyuki YasuiHideaki KotoKenji Asano
    • Yoshiyuki YasuiHideaki KotoKenji Asano
    • B60K28/16B62D6/00
    • B62D7/159B60W30/045B62D6/003
    • A steering control device for a vehicle includes a first adjustment value determination means for determining a first adjustment value of a value corresponding to a wheel steering angle based on an actual value and a target value of turning state quantity, the first adjustment value is a value directing to approximate the actual value to the target value, and a steering control means for adjusting the wheel steering angle by modifying the value corresponding to the wheel steering angle based on the first adjustment value, wherein the first adjustment value determination means includes an index value obtaining means for obtaining an index value indicating a probability of an occurrence of a side-slip of a wheel and a regulation means for regulating the first adjustment value so that the greater the probability of the occurrence of the side-slip is, the smaller the first adjustment value is set to be.
    • 车辆的转向控制装置包括第一调整值确定装置,用于基于实际值和转弯状态量的目标值确定与车轮转向角对应的值的第一调整值,第一调整值是值 将实际值近似为目标值;以及转向控制装置,用于通过基于第一调整值修改对应于车轮转向角的值来调整车轮转向角,其中第一调整值确定装置包括指标值 获取装置,用于获得指示车轮侧滑发生概率的指标值和用于调节第一调整值的调节装置,使得侧滑发生的可能性越大越小, 第一个调整值设置为。
    • 58. 发明申请
    • MOTION CONTROL DEVICE FOR VEHICLE
    • 车辆运动控制装置
    • US20110035129A1
    • 2011-02-10
    • US12850191
    • 2010-08-04
    • Yoshiyuki Yasui
    • Yoshiyuki Yasui
    • G06F19/00
    • B60T8/17551B60T8/17558B60T8/885
    • A motion control device for a vehicle includes a braking means for applying a brake torque to each of a plurality of wheels of the vehicle, an avoidance control means for calculating a first target quantity, used for an avoidance control for applying the brake torque to each wheel via the braking means in order to avoid an emergency state of the vehicle, a stabilization control means for determining a target wheel, to which the brake torque is applied, out of the wheels and calculating a second target quantity used for a stabilization control for applying the brake torque to the target wheel in order to ensure a vehicle stability, and a brake control means for controlling the brake torque applied to a non-target wheel based on the first target quantity and controlling the brake torque applied to the target wheel based on the first and second target quantities.
    • 一种用于车辆的运动控制装置,包括用于向车辆的多个车轮中的每一个车轮施加制动转矩的制动装置,用于计算第一目标量的回避控制装置,用于将制动转矩施加到每个的避免控制 通过制动装置的车轮,以避免车辆的紧急状态;稳定控制装置,用于将施加了制动转矩的目标车轮确定出车轮,并计算用于稳定控制的第二目标量, 将制动扭矩施加到目标车轮以确保车辆稳定性;以及制动控制装置,用于基于第一目标量控制施加到非目标车轮的制动转矩,并且控制施加到目标车轮的制动转矩 在第一和第二目标数量。
    • 59. 发明申请
    • MOTION CONTROL DEVICE FOR VEHICLE
    • 车辆运动控制装置
    • US20090248269A1
    • 2009-10-01
    • US12414942
    • 2009-03-31
    • Yoshiyuki YasuiKeita NakanoChihiro Nitta
    • Yoshiyuki YasuiKeita NakanoChihiro Nitta
    • B60W30/02B60T7/12
    • B60T8/17552B60T2240/06
    • A motion control device for a vehicle includes a controlling means for maintaining a traveling stability of the vehicle by controlling a braking force of a wheel of the vehicle, a friction coefficient obtaining means for obtaining a friction coefficient of a road surface on which the vehicle travels, a lateral force reference value calculating means for calculating a lateral force reference value acting on the wheel on the basis of the friction coefficient of the road surface and a lateral force actual value obtaining means for obtaining a lateral force actual value acting on the wheel, wherein the controlling means controls the braking force on the basis of a comparison result between the lateral force reference value and the lateral force actual value.
    • 一种用于车辆的运动控制装置,包括:控制装置,用于通过控制车辆的车轮的制动力来保持车辆的行驶稳定性;摩擦系数获取装置,用于获得车辆行驶的路面的摩擦系数 横向力基准值计算装置,用于基于路面的摩擦系数计算作用在车轮上的横向力参考值;以及横向力实际值获取装置,用于获得作用在车轮上的横向力实际值, 其中所述控制装置基于所述横向力参考值和所述横向力实际值之间的比较结果来控制所述制动力。