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    • 1. 发明授权
    • Vehicular operation assisting system
    • 车辆操作辅助系统
    • US08755996B2
    • 2014-06-17
    • US12127618
    • 2008-05-27
    • Mitsuharu KanaboshiYukihiro FujiwaraYasushi ShodaYusuke Nakamura
    • Mitsuharu KanaboshiYukihiro FujiwaraYasushi ShodaYusuke Nakamura
    • G06F17/10
    • B62D15/0265B60T2201/022B60W2420/52B60W2510/20B60W2510/205B60W2520/125B60W2520/14B60W2540/12B60W2550/306B60W2550/308B60W2710/207
    • There is provided a system for immediately reflecting an intention of a driver wanting to avoid an obstacle to assistance to an avoidance operation. A vehicular operation assisting system for assisting the avoidance operation made by the driver of a vehicle in avoiding the obstacle includes an avoidance required distance calculating section for periodically calculating an avoidance required distance that is a distance required to avoid the obstacle when the obstacle is detected ahead of the vehicle, an avoidance operation determining section for periodically determining the avoidance operation with respect to the obstacle on the basis of steering maneuvers of the driver and an avoidance operation assisting degree calculating section for periodically calculating an avoidance operation assisting degree per based on the avoidance required distance calculated by the avoidance required distance calculating section and the judgment result of the avoidance operation determining section.
    • 提供了一种系统,用于立即反映想要避免对避免操作的帮助的障碍的驾驶员的意图。 用于辅助车辆驾驶员避开障碍物的回避操作的车辆操作辅助系统包括避开需求距离计算部分,用于周期性地计算避免所需距离,该距离是当前面检测到障碍物时避开障碍物所需的距离 所述回避运算判定部根据所述驾驶员的转向动作来周期性地确定相对于所述障碍物的回避动作;以及回避运算辅助度计算部,其基于所述回避周期性地计算回避运算辅助度 由避免需要距离计算部分计算的所需距离和回避操作确定部分的判断结果。
    • 3. 发明申请
    • Steering apparatus
    • 转向装置
    • US20060064214A1
    • 2006-03-23
    • US11230371
    • 2005-09-20
    • Shigenori TakimotoOsamu TsurumiyaYasushi ShodaMasato Yuda
    • Shigenori TakimotoOsamu TsurumiyaYasushi ShodaMasato Yuda
    • B62D6/00
    • B62D6/008
    • A steering apparatus for a vehicle includes a steering angle measuring unit, a vehicle speed measuring unit, a yaw rate measuring unit, a yaw rate-based reaction force control unit for controlling a steering reaction force depending on an actual yaw rate measured by the yaw rate measuring unit, and a yaw rate deviation-based reaction force control unit for determining a standard yaw rate depending on at least the steering angle and the vehicle speed, calculating a yaw rate deviation between the standard yaw rate and the actual yaw rate, and controlling the steering reaction force depending on the yaw rate deviation, and a primary control unit for executing a control operation such that a degree of contribution of the yaw rate-based reaction force control unit is decreased and a degree of contribution of the yaw rate deviation-based reaction force control unit is increased as the yaw rate deviation increases.
    • 一种用于车辆的转向装置包括转向角测量单元,车速测量单元,偏航率测量单元,基于偏航率的反作用力控制单元,用于根据偏航测得的实际横摆角速度控制转向反作用力 速度测量单元和基于偏航率偏差的反作用力控制单元,用于根据至少转向角和车速确定标准横摆角速度,计算标准横摆率和实际横摆角速度之间的偏航率偏差;以及 根据偏航率偏差来控制转向反作用力;以及主控制单元,用于执行控制操作,使得基于横摆率的反作用力控制单元的贡献程度减小,横摆率偏差的贡献程度 的反作用力控制单元随着横摆率偏差增加而增加。
    • 6. 发明授权
    • Vehicle operation assisting system
    • 车辆操作辅助系统
    • US08165753B2
    • 2012-04-24
    • US12768874
    • 2010-04-28
    • Yasushi ShodaKenichi Ohshima
    • Yasushi ShodaKenichi Ohshima
    • A01B69/00
    • G08G1/163
    • When a collision avoidance operation determiner determines a collision avoidance operation by a driver, a target assist electrical current calculator calculates a target assist electrical current based on a deviation between a standard yaw rate corrected in accordance with avoidance momentum calculated by an avoidance momentum calculator and an actual yaw rate; and the target assist electrical current is supplied to a steering actuator to assist the collision avoidance operation by the driver. At this time, when an under-steer determiner determines an under-steer state, an assist electrical current is decreased by a reaction force electrical current calculated in a reaction force electrical current calculator. Therefore, a steering angle is prevented from becoming too large due to excessive assist, thereby facilitating a return operation after avoiding an obstacle.
    • 当碰撞避免操作确定器确定驾驶员的碰撞避免操作时,目标辅助电流计算器基于由回避动量计算器计算的回避动量校正的标准横摆率之间的偏差和 实际偏航率; 并且目标辅助电流被提供给转向致动器以辅助驾驶员的避碰操作。 此时,当转向稳定器确定转向不足状态时,通过在反作用力电流计算器中计算的反作用力电流来减小辅助电流。 因此,由于过度的辅助,防止转向角度变得太大,从而有助于避免障碍物之后的返回操作。
    • 9. 发明授权
    • Vehicle operation assisting system
    • 车辆操作辅助系统
    • US07283907B2
    • 2007-10-16
    • US11120174
    • 2005-05-02
    • Yukihiro FujiwaraMitsuharu KanaboshiYasushi Shoda
    • Yukihiro FujiwaraMitsuharu KanaboshiYasushi Shoda
    • B60T7/00
    • B60T8/17558B60T2201/022B60W2550/20B62D15/026G01S13/931G01S2013/9342G01S2013/9346G01S2013/9353G01S2013/9367
    • A vehicle operation assisting system includes an assist yaw rate calculator which calculates an assist yaw rate necessary to avoid an obstacle based on a detection result of the obstacle by a radar device, an actual vehicle moving amount calculator which calculates an actual vehicle moving amount from a yaw rate and a lateral acceleration of a vehicle. When an avoiding operation detector determines an avoiding operation of a driver, a target vehicle moving amount setting device replaces a standard moving amount based on an avoiding operation of a driver with the assist yaw rate, and a vehicle movement controller controls lateral movement of the vehicle so that the actual vehicle moving amount agrees with the assist yaw rate. At this time, in addition to the yaw rate, the lateral acceleration is also used for calculating the actual vehicle moving amount, and therefore an upset of the vehicle behavior can be avoided by properly controlling the lateral movement of the vehicle on a road having a low friction coefficient on which the tires easily skid. A vehicle operation assisting system capable of properly performing an obstacle avoiding operation and a restoring operation even on a road having a low friction coefficient is thereby provided.
    • 车辆操作辅助系统包括:辅助横摆率计算器,其基于雷达装置的障碍物的检测结果来计算避免障碍物所需的辅助横摆率;实际车辆移动量计算器,其计算来自所述障碍物的实际车辆移动量 横摆率和车辆的横向加速度。 当避免操作检测器确定驾驶员的避免操作时,目标车辆移动量设定装置基于驾驶员的辅助横摆率的避免操作来替换标准移动量,并且车辆移动控制器控制车辆的横向移动 使得实际车辆移动量与辅助横摆率一致。 此时,除了横摆率以外,横向加速度也用于计算实际车辆移动量,因此通过适当地控制车辆在具有车辆的道路上的横向移动,可以避免车辆行为的不适 轮胎容易滑倒的低摩擦系数。 由此,能够提供即使在具有低摩擦系数的道路上能够适当地执行障碍物避免操作和恢复操作的车辆操作辅助系统。
    • 10. 发明授权
    • Vehicle operation assisting system
    • 车辆操作辅助系统
    • US07937199B2
    • 2011-05-03
    • US12768890
    • 2010-04-28
    • Yasushi ShodaKenichi Ohshima
    • Yasushi ShodaKenichi Ohshima
    • A01B69/00
    • G08G1/163
    • When a collision avoidance operation determiner determines a collision avoidance operation by a driver, a target assist electrical current calculator calculates a target assist electrical current based on a deviation between a standard yaw rate corrected in accordance with avoidance momentum calculated by an avoidance momentum calculator and an actual yaw rate; and the target assist electrical current is supplied to a steering actuator to assist the collision avoidance operation by the driver. At this time, when an under-steer determiner determines an under-steer state, an assist electrical current is decreased by a reaction force electrical current calculated in a reaction force electrical current calculator. Therefore, a steering angle is prevented from becoming too large due to excessive assist, thereby facilitating a return operation after avoiding an obstacle.
    • 当碰撞避免操作确定器确定驾驶员的碰撞避免操作时,目标辅助电流计算器基于由回避动量计算器计算的回避动量校正的标准横摆率之间的偏差和 实际偏航率; 并且目标辅助电流被提供给转向致动器以辅助驾驶员的避碰操作。 此时,当转向稳定器确定转向不足状态时,通过在反作用力电流计算器中计算的反作用力电流来减小辅助电流。 因此,由于过度的辅助,防止转向角度变得太大,从而有助于避免障碍物之后的返回操作。