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    • 1. 发明授权
    • Method for automatically adjusting reference models in vehicle stability enhancement (VSE) systems
    • 在车辆稳定性增强(VSE)系统中自动调整参考模型的方法
    • US06643573B2
    • 2003-11-04
    • US10080062
    • 2002-02-19
    • John E. DickinsonHsien H. Chen
    • John E. DickinsonHsien H. Chen
    • B62D600
    • B62D7/159B62D6/00
    • A method for automatically adjusting a vehicle stability enhancement (VSE) system. The VSE system is used in conjunction with a steering system having a plurality of driver-selectable steering modes associated therewith. The method includes configuring a reference model within the VSE system to generate desired vehicle handling aspects, the desired vehicle handling aspects being a function of one or more driver inputs to the steering system. Then, a determination is made as to which of the plurality of driver-selectable steering modes is activated, wherein each of the desired vehicle handling aspects generated is made further dependent upon a specific steering mode selected, and wherein the desired vehicle handling aspects include a desired steady state yaw rate; and the one or more driver inputs includes an effective road wheel position.
    • 一种用于自动调整车辆稳定性增强(VSE)系统的方法。 VSE系统与具有与其相关联的多个驾驶员可选转向模式的转向系统结合使用。 该方法包括在VSE系统内配置参考模型以产生期望的车辆处理方面,期望的车辆操纵方面是转向系统的一个或多个驾驶员输入的功能。 然后,确定多个驾驶员可选择转向模式中的哪一个被激活,其中所生成的所需车辆处理方面中的每一个进一步取决于所选择的特定转向模式,并且其中期望的车辆处理方面包括 期望的稳态偏航率; 并且一个或多个驾驶员输入包括有效的车轮位置。
    • 2. 发明授权
    • Integrated control of active tire steer and brakes
    • 主动轮胎转向和制动器的综合控制
    • US06453226B1
    • 2002-09-17
    • US09769676
    • 2001-01-25
    • Aleksander B. HacHsien H. ChenEdward J. BednerSteven P. Loudon
    • Aleksander B. HacHsien H. ChenEdward J. BednerSteven P. Loudon
    • B60T860
    • B62D7/159B60G2800/215B60G2800/24B60G2800/922B60T8/1755B60T2230/02B60T2260/02B60T2260/022B60T2260/024B60W30/02B60W2050/0034B62D6/00
    • An integrated active steering and braking control system for providing one or more corrective yaw moments to a vehicle in response to a plurality of signals indicative of operational and environmental conditions related to the vehicle is disclosed. The system comprises a reference model, an estimator, a vehicle level brake/steer controller, and an actuator controller. The reference model provides a feedforward front steering angle correction signal a feedforward rear steering angle correction signal, a desired yaw rate signal, a desired lateral velocity signal, and a desired side slip angle signal. The estimator provides an estimated surface coefficient of adhesion signal, an estimated lateral velocity signal, and an estimated side slip angle signal. In response to the signals from the reference model and the estimator, the vehicle level brake/steer controller provides either a desired speed differential signal, a desired front steering angle signal and/or a desired rear steering angle signal. The actuator controller selectively provides a corrective braking signal to a brake actuator, a corrective front steering signal to a steering actuator, and a corrective rear steering signal to the steering actuator as a function of the desired speed differential signal, the desired front steering angle signal, and the desired rear steering angle signal, respectively.
    • 公开了一种用于响应于指示与车辆相关的操作和环境条件的多个信号向车辆提供一个或多个校正横摆力矩的集成主动转向和制动控制系统。 该系统包括参考模型,估计器,车辆制动/转向控制器和致动器控制器。 参考模型提供前馈前转向角校正信号,前馈后转向角校正信号,期望的横摆率信号,期望的横向速度信号和期望的侧滑角信号。 估计器提供粘附信号的估计表面系数,估计的横向速度信号和估计的侧滑角信号。 响应于来自参考模型和估计器的信号,车辆级制动/转向控制器提供期望的速度差分信号,期望的前转向角信号和/或期望的后转向角信号。 致动器控制器选择性地向制动器致动器提供校正制动信号,到转向致动器的校正前转向信号和作为期望速度差动信号的函数的转向致动器的校正后转向信号,期望的前转向角信号 ,以及所需的后转向角信号。
    • 5. 发明授权
    • Active steering for handling/stability enhancement
    • 主动转向处理/稳定性增强
    • US06804594B1
    • 2004-10-12
    • US10402570
    • 2003-03-28
    • Hsien H. ChenJohn D. MartensTodd D. BrownAshok ChandyChester W. Gryczan
    • Hsien H. ChenJohn D. MartensTodd D. BrownAshok ChandyChester W. Gryczan
    • B62D504
    • B62D6/003
    • A control system for a steering system in a vehicle comprising: a reference model responsive to an operator input that computes desired states of the vehicle; a feedforward controller in operable communication with the reference model. The feedforward controller computes a first control value based on input from said reference model and based on at least one of: a lateral velocity, a rate of lateral velocity, a lateral acceleration, and a combination, wherein the combination includes a yaw rate with at least one of a lateral velocity, a rate of lateral velocity, and a lateral acceleration of the motor vehicle. The system also includes an actuator for affecting the steering system based on the first control value, the actuator in operable communication with the feedforward controller.
    • 一种用于车辆中的转向系统的控制系统,包括:响应于计算车辆的期望状态的操作员输入的参考模型; 与参考模型可操作地通信的前馈控制器。 所述前馈控制器基于来自所述参考模型的输入并基于以下至少一个来计算第一控制值:横向速度,横向速度速率,横向加速度和组合,其中所述组合包括横摆率 机动车辆的侧向速度,侧向速度速率和横向加速度中的至少一个。 该系统还包括用于基于第一控制值影响转向系统的致动器,致动器可与前馈控制器可操作地通信。