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    • 1. 发明授权
    • Vehicle behavior control device
    • 车辆行为控制装置
    • US09031759B2
    • 2015-05-12
    • US13395274
    • 2010-09-09
    • Junya NagayaToshihisa Kato
    • Junya NagayaToshihisa Kato
    • B60K28/16B60T8/1755
    • B60T8/1755B60K28/16
    • To improve vehicle stability by starting control based on quicker detection of the possibility that a vehicle state will reach an unstable region. It is detected that a vehicle is in a pre-skid state that is the state prior to when the vehicle reaches an unstable region where skid occurs, and brake force is generated in a rear wheel at an outside of a turn when the pre-skid state is detected. As a result of generating this brake force, load applied to the wheels at the outside of the turn increases and lateral force of the vehicle increases. Thus, it is possible to make it more difficult for skid of the vehicle to occur, and so it is possible to inhibit, in advance, gentle deterioration in vehicle behavior such as slow spin. Accordingly, the possibility that a vehicle state has reached an unstable region can be detected earlier.
    • 通过基于更快地检测车辆状态将到达不稳定区域的可能性开始控制来提高车辆稳定性。 检测到车辆处于预滑状态,该状态是当车辆到达发生滑坡的不稳定区域之前的状态,并且当预滑动时,在转弯外侧的后轮中产生制动力 检测到状态。 作为产生该制动力的结果,施加在转弯外侧的车轮的负载增加,并且车辆的横向力增加。 因此,可以使车辆的滑行更难以发生,因此可以预先抑制诸如缓慢旋转的车辆行为的温和劣化。 因此,能够更早地检测到车辆状态到达不稳定区域的可能性。
    • 3. 发明申请
    • Vehicle motion control apparatus
    • US20050015192A1
    • 2005-01-20
    • US10892322
    • 2004-07-16
    • Toshihisa KatoJunya Nagaya
    • Toshihisa KatoJunya Nagaya
    • B60T8/1755B60T8/48B60T8/24
    • B60T8/4872B60T8/1755
    • The present invention is directed to a vehicle motion control apparatus, which includes a hydraulic pressure regulating device disposed between a master cylinder and a pair of wheel brake cylinders included in each of a dual hydraulic circuit, and a monitor for monitoring state variable of the vehicle. It is determined whether a wheel out of the wheels operatively associated with the pair of wheel brake cylinders is located on the inside of a curve along which the vehicle is turning, or located on the outside of the curve. Also, a state of road holding of the wheel located on the inside of the curve is determined. A desired value for the wheel located on the outside of the curve is set at least on the basis of the road holding determination. And, the pressure regulating device is controlled in response to a result of comparison between the desired value and the monitored state variable, to regulate the hydraulic braking pressure in the wheel brake cylinder operatively associated with the wheel located on the outside of the curve, whereby the vehicle is decelerated smoothly, when the wheel located on the inside of the curve has come to be apart from the road.
    • 4. 发明申请
    • VEHICLE BEHAVIOR CONTROL DEVICE
    • 车辆行为控制装置
    • US20120173111A1
    • 2012-07-05
    • US13395274
    • 2010-09-09
    • Junya NagayaToshihisa Kato
    • Junya NagayaToshihisa Kato
    • B60T8/1755
    • B60T8/1755B60K28/16
    • To improve vehicle stability by starting control based on quicker detection of the possibility that a vehicle state will reach an unstable region. It is detected that a vehicle is in a pre-skid state that is the state prior to when the vehicle reaches an unstable region where skid occurs, and brake force is generated in a rear wheel at an outside of a turn when the pre-skid state is detected. As a result of generating this brake force, load applied to the wheels at the outside of the turn increases and lateral force of the vehicle increases. Thus, it is possible to make it more difficult for skid of the vehicle to occur, and so it is possible to inhibit, in advance, gentle deterioration in vehicle behavior such as slow spin. Accordingly, the possibility that a vehicle state has reached an unstable region can be detected earlier.
    • 通过基于更快地检测车辆状态将到达不稳定区域的可能性开始控制来提高车辆稳定性。 检测到车辆处于预滑状态,该状态是当车辆到达发生滑坡的不稳定区域之前的状态,并且当预滑动时,在转弯外侧的后轮中产生制动力 检测到状态。 作为产生该制动力的结果,施加在转弯外侧的车轮的负载增加,并且车辆的横向力增加。 因此,可以使车辆的滑行更难以发生,因此可以预先抑制诸如缓慢旋转的车辆行为的温和劣化。 因此,能够更早地检测到车辆状态到达不稳定区域的可能性。
    • 5. 发明授权
    • Vehicle motion control device
    • 车辆运动控制装置
    • US07669943B2
    • 2010-03-02
    • US10888014
    • 2004-07-12
    • Toshihisa KatoJunya Nagaya
    • Toshihisa KatoJunya Nagaya
    • B60T8/60B60G17/016
    • B60T8/246B60G2800/0124B60G2800/922B60G2800/952B60T8/17554B60T8/243B60T2230/03
    • In the roll-over preventing control, a vehicle motion control device 10 causes inner-wheel braking force, according to the absolute value of an actual lateral acceleration Gy, only on the rear wheel at the inner side of the turning direction when the absolute value |Gy| of the actual lateral acceleration is not less than a rear-wheel-side reference value Gyr and not more than a front-wheel-side reference value Gyf thereby causing height lowering force at the vehicle rear-side section of the inner side of the turning direction. In addition, when the absolute value |Gy| of the actual lateral acceleration becomes not less than the front-wheel-side reference value Gyf, the inner-wheel braking force according to the absolute value |Gy| of the actual lateral acceleration is kept to be caused on the rear wheel at the inner side of the turning direction and outer-wheel braking force according to the absolute value |Gy| of the actual lateral acceleration is also caused on the front wheel at the outer side of the turning direction, thereby forcibly generating a yawing moment on the vehicle in the direction opposite to the turning direction.
    • 在翻转防止控制中,车辆运动控制装置10仅在实际横向加速度Gy的绝对值仅在转动方向内侧的后轮上产生内轮制动力,当绝对值 | Gy | 的实际横向加速度不小于后轮侧基准值Gyr而不大于前轮侧基准值Gyf,从而在车削内侧的车辆后侧部分产生高度降低力 方向。 另外,当绝对值| Gy | 的实际横向加速度变得不小于前轮侧基准值Gyf,根据绝对值| Gy |的内轮制动力, 实际的横向加速度在转向内侧的后轮和外部制动力根据绝对值| Gy | 实际的横向加速度也在转向方向的外侧的前轮上产生,从而在与转向方向相反的方向上强制产生车辆的偏转力矩。
    • 7. 发明申请
    • Vehicle motion control device
    • 车辆运动控制装置
    • US20050017578A1
    • 2005-01-27
    • US10895117
    • 2004-07-21
    • Toshihisa KatoJunya NagayaShinji Tsugawa
    • Toshihisa KatoJunya NagayaShinji Tsugawa
    • B60T8/1755B60T8/00B60T8/24B60T8/48B60T8/58B60T8/60
    • B60T8/4836B60G2800/0124B60G2800/922B60T8/17554B60T2230/03
    • This device sets, upon executing only a roll-over preventing control, roll-over preventing braking force exerted on a front wheel at the outer side of the turning direction based upon a table value obtained through an absolute value |Gy| of an actual lateral acceleration and a predetermined table, and sets, upon executing only an US restraining control, US restraining braking force exerted on a rear wheel at the inner side of the turning direction based upon a table value obtained through an absolute value |ΔGy| of a lateral acceleration deviation, that is a deviation between a target lateral acceleration and the actual lateral acceleration, and a predetermined table. In case where the roll-over preventing control and the US restraining control are simultaneously executed, the roll-over preventing braking force is similarly set and the US restraining braking force is set based upon a value obtained by multiplying the value based upon the table value by a predetermined US restraining braking force damping factor α(0≦α≦1), thereby giving priority to the roll-over preventing control.
    • 该装置在仅执行防翻倒控制时,基于通过绝对值| Gy |获得的表值,设定施加在转向外侧的前轮上的防翻倒制动力。 实际横向加速度和预定表,并且在仅执行美国限制控制时,基于通过绝对值| DeltaGy获得的表值,设定施加在转向内侧的后轮上的美制约力 | 横向加速度偏差,即目标横向加速度和实际横向加速度之间的偏差,以及预定表格。 在同时进行防翻倒控制和美制抑制控制的情况下,同样地设定防翻制动力,并且基于根据表值乘以该值而获得的值来设定美制限制制动力 通过预定的美制限制制动力阻尼因子α(0 <α1= 1),从而优先考虑防翻倒控制。
    • 8. 发明授权
    • Traction control device
    • 牵引控制装置
    • US07274985B2
    • 2007-09-25
    • US10889074
    • 2004-07-13
    • Junya NagayaToshihisa KatoYasuhito IshidaTatsuya Yano
    • Junya NagayaToshihisa KatoYasuhito IshidaTatsuya Yano
    • G06F17/00G06F19/00
    • B60K28/16B60W2520/26B60W2720/10
    • A target vehicle speed is switched between a target slip vehicle speed and a target torque vehicle speed on the basis of a result of a determination regarding whether or not a vehicle is insufficiently accelerated. More specifically, if traction control is not performed, the target slip vehicle speed is set as the target vehicle speed. If it is determined that the vehicle is sufficiently accelerated during traction control, a value obtained by subtracting a maximum permissible value from a value set last time as the target vehicle speed is compared with the target slip vehicle speed, and the larger one of them is set as the target vehicle speed this time. If it is determined that the vehicle is insufficiently accelerated during traction control, the larger one of the target slip vehicle speed and the target torque vehicle speed is compared with a value obtained by adding a maximum permissible value to a value set last time as the target vehicle speed, and the smaller one of them is set as the target vehicle speed this time.
    • 基于关于车辆是否不充分加速的判定结果,目标车速在目标滑行车速与目标转矩车速之间切换。 更具体地,如果不执行牵引力控制,则将目标滑移车速设定为目标车速。 如果在牵引力控制期间确定车辆被充分加速,则通过从最近一次设定的值作为目标车速减去最大允许值而获得的值与目标滑行车速进行比较,并且其中较大的一个是 这次设定为目标车速。 如果确定车辆在牵引力控制期间的加速度不足,则将目标滑行车速和目标转矩车速中的较大者与通过将最大允许值相加到上次设定的值作为目标而获得的值 车速,其中较小的一次被设定为目标车速。
    • 10. 发明申请
    • Traction control device
    • 牵引控制装置
    • US20050027427A1
    • 2005-02-03
    • US10889074
    • 2004-07-13
    • Junya NagayaToshihisa KatoYasuhito IshidaTatsuya Yano
    • Junya NagayaToshihisa KatoYasuhito IshidaTatsuya Yano
    • F02D29/02B60K28/16G06F17/00
    • B60K28/16B60W2520/26B60W2720/10
    • A target vehicle speed is switched between a target slip vehicle speed and a target torque vehicle speed on the basis of a result of a determination regarding whether or not a vehicle is insufficiently accelerated. More specifically, if traction control is not performed, the target slip vehicle speed is set as the target vehicle speed. If it is determined that the vehicle is sufficiently accelerated during traction control, a value obtained by subtracting a maximum permissible value from a value set last time as the target vehicle speed is compared with the target slip vehicle speed, and the larger one of them is set as the target vehicle speed this time. If it is determined that the vehicle is insufficiently accelerated during traction control, the larger one of the target slip vehicle speed and the target torque vehicle speed is compared with a value obtained by adding a maximum permissible value to a value set last time as the target vehicle speed, and the smaller one of them is set as the target vehicle speed this time.
    • 基于关于车辆是否不充分加速的判定结果,目标车速在目标滑行车速与目标转矩车速之间切换。 更具体地,如果不执行牵引力控制,则将目标滑移车速设定为目标车速。 如果在牵引力控制期间确定车辆被充分加速,则通过从最近一次设定的值作为目标车速减去最大允许值而获得的值与目标滑行车速进行比较,并且其中较大的一个是 这次设定为目标车速。 如果确定车辆在牵引力控制期间的加速度不足,则将目标滑行车速和目标转矩车速中的较大者与通过将最大允许值相加到上次设定的值作为目标而获得的值 车速,其中较小的一次被设定为目标车速。