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    • 4. 发明专利
    • Travel control device
    • 旅行控制装置
    • JP2005132172A
    • 2005-05-26
    • JP2003369201
    • 2003-10-29
    • Toyota Central Res & Dev Lab Inc株式会社豊田中央研究所
    • HATTORI YOSHIKAZUONO HIDEKAZU
    • B60R21/00B60T7/12B60T8/1755B60T8/58B62D6/00B62D113/00B62D137/00G08G1/16
    • PROBLEM TO BE SOLVED: To provide a travel control device to control the travel of a vehicle so as to efficiently avoid an obstacle at a shortest distance. SOLUTION: A radar device 11 detects the relative distance between a vehicle and an obstacle. A differentiator 21 of an ECU 20 detects a relative speed by performing the time-differentiation of the relative distance. An optimum control input operator 22 refers to an optimum control input table when it detects that the relative distance detected by the radar device 11 reaches a threshold Th or shorter and in a control range, and operates the optimum control input (the force F and the direction θ) corresponding to the relative speed v 0 by each unit step. When a distribution operator 23 detects that the relative distance is the threshold Th or shorter, and in the control range, the control distribution of a steering angle and a braking force is operated so that a vehicular motion state quantity is matched with an optimum control input operated by the optimum control input operator 22. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种行驶控制装置来控制车辆的行驶,以便有效地避免在最短距离处的障碍物。 解决方案:雷达装置11检测车辆与障碍物之间的相对距离。 ECU20的微分器21通过执行相对距离的时间差分来检测相对速度。 当最佳控制输入操作器22检测到雷达装置11检测到的相对距离达到阈值Th或更短并处于控制范围时,参考最佳控制输入表,并操作最佳控制输入(力F和 方向θ)对应于相对速度v 0 。 在分配算子23检测到相对距离为阈值Th以下的情况下,在控制范围内,操作转向角和制动力的控制分配,使得车辆运动状态量与最佳控制输入 由最佳控制输入操作器22操作。版权所有(C)2005,JPO&NCIPI
    • 8. 发明专利
    • Travelling control device of vehicle
    • 车辆行驶控制装置
    • JP2007176265A
    • 2007-07-12
    • JP2005375279
    • 2005-12-27
    • Toyota Central Res & Dev Lab IncToyota Motor Corpトヨタ自動車株式会社株式会社豊田中央研究所
    • KOIBUCHI TAKESHIONO HIDEKAZUHATTORI YOSHIKAZU
    • B62D6/00B60R21/00B62D5/04B62D101/00B62D113/00B62D123/00B62D137/00
    • PROBLEM TO BE SOLVED: To provide a travelling control device of a vehicle capable of certainly performing changing of a travelling route to avoid collision against an obstacle, etc. while reducing the possibility of making an occupant feel odd due to an improper change of the travelling route. SOLUTION: Necessity Da of the travelling route change to avoid the collision against the obstruction is computed (S120) when the obstruction exists in front of the travelling route of the self vehicle and it is necessary to carry out changing control of the travelling route by controlling a steering angle of a rear wheel (S70, 80), reliability Db of information provided by a radar sensor 54 and a CCD camera 56 concerning a vehicle circumference is computed (S130), the bigger a size of a controlled variable of a steering angle of the front and rear wheels becomes in the same phase direction as the front wheel the higher the reliability Db of the provided information is, and a ratio of moving quantity in the lateral direction of the vehicle against variation of a yaw rate of the vehicle is controlled to be larger (S140 to 170). COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种能够确定地改变行驶路线以避免与障碍物等碰撞的车辆的行驶控制装置,同时减少由于不正确的变化而使乘客感到奇怪的可能性 的旅行路线。 解决方案:当障碍物存在于自车行驶路线的前方时,计算行驶路线变化以避免与障碍物的碰撞的必要性Da(S120),并且需要执行行驶的变更控制 通过控制后轮的转向角(S70,80),计算由雷达传感器54提供的信息和关于车辆周边的CCD照相机56的可靠性Db(S130),控制变量的大小 前轮和后轮的转向角与前轮成相同的方向,所提供的信息的可靠性Db越高,车辆的横向方向上的移动量与偏航率的偏差比 车辆被控制得更大(S140〜170)。 版权所有(C)2007,JPO&INPIT