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    • 1. 发明授权
    • Deceleration control device for vehicle
    • 车辆减速控制装置
    • US5647647A
    • 1997-07-15
    • US456869
    • 1995-06-01
    • Kazuhiro KatoYoichi MiyawakiHirohisa Tanaka
    • Kazuhiro KatoYoichi MiyawakiHirohisa Tanaka
    • B60T8/32B60T7/22B60T8/00B60T8/173B60T8/174B60T8/62B60T8/70B60T13/66B60T8/28
    • B60T8/00B60T13/662B60T7/22B60W2720/106
    • A deceleration control device for a vehicle receives signals from an acceleration sensor, a speed sensor, and a brake fluid pressure sensor to calculate a brake fluid pressure control value to output a control signal to a brake pressure fluid control device. The deceleration control device may include a first arithmetic unit for calculating an actual deceleration of the vehicle, a second arithmetic unit for calculating a speed of the vehicle, a third arithmetic unit for calculating a target deceleration, and a fourth arithmetic unit for calculating the brake fluid pressure control command value. The first arithmetic unit may be coupled to the acceleration sensor signal and the speed sensor signal, the second arithmetic unit may be coupled to either the speed sensor signal or output of the first arithmetic unit, and the third arithmetic unit may be coupled to receive signals indicative of a stepping force of a brake pedal or a distance between the vehicle and an obstacle.
    • 用于车辆的减速控制装置接收来自加速度传感器,速度传感器和制动液压传感器的信号,以计算制动液压控制值,以将控制信号输出到制动压力流体控制装置。 减速控制装置可以包括用于计算车辆的实际减速度的第一算术单元,用于计算车辆速度的第二运算单元,用于计算目标减速度的第三运算单元,以及用于计算制动器的第四运算单元 流体压力控制指令值。 第一算术单元可以耦合到加速度传感器信号和速度传感器信号,第二运算单元可以耦合到速度传感器信号或第一运算单元的输出,并且第三运算单元可以耦合到接收信号 表示制动踏板的踏力或车辆与障碍物之间的距离。
    • 3. 发明申请
    • Apparatus for detecting anomaly of wheel speed sensors
    • 用于检测车轮速度传感器异常的装置
    • US20070050107A1
    • 2007-03-01
    • US11510603
    • 2006-08-28
    • Hirohisa TanakaYoshimasa YamamotoKazuhiro Kato
    • Hirohisa TanakaYoshimasa YamamotoKazuhiro Kato
    • G01M17/00
    • G01P3/48B60C23/0408B60T8/885B60T2270/416G01P21/02
    • A wheel-speed-sensor-anomaly detection apparatus detects anomaly of wheel speed sensors of a vehicle. When a difference between the minimum wheel speed among detected wheel speeds and the smallest value among the remaining wheel speeds is greater than a predetermined threshold value, in principle, a wheel speed sensor of the wheel corresponding to the minimum wheel speed is determined to be anomalous. Meanwhile, when a wheel having a lowered tire air pressure (air-pressure-lowered wheel) is present and a road surface on which the vehicle is currently traveling is a low-μ road surface, the operation of detecting anomaly of the wheel speed sensors is prohibited. This operation reliably prevents erroneous detection of anomaly of the wheel speed sensor of the air-pressure-lowered wheel, which erroneous detection would otherwise occur due to the locking tendency of the air-pressure-lowered wheel occurring because of decreased tire air pressure, in particular, on a low-μ road surface.
    • 轮速传感器异常检测装置检测车辆的车轮速度传感器的异常。 当检测到的轮速之间的最小车轮速度和剩余车轮速度之间的最小车速之间的差异大于预定阈值时,原则上确定与最小车轮速度相对应的车轮速度传感器是异常的 。 同时,当存在具有降低的轮胎空气压力(空气压力降低的轮)的车轮并且车辆当前行驶的路面是低μ路面时,检测车轮速度传感器的异常的操作 被禁止。 该操作可靠地防止错误检测降压轮的车轮速度传感器的异常,由于由于减小的轮胎气压而产生的空气压力降低的车轮的锁定趋势,否则将发生错误检测, 特别是在低mu路面上。
    • 4. 发明授权
    • Apparatus for detecting anomaly of wheel speed sensors
    • 用于检测车轮速度传感器异常的装置
    • US07734388B2
    • 2010-06-08
    • US11510603
    • 2006-08-28
    • Hirohisa TanakaYoshimasa YamamotoKazuhiro Kato
    • Hirohisa TanakaYoshimasa YamamotoKazuhiro Kato
    • G01M17/00G06F7/00G06F19/00G01B3/00G01B5/00G01B5/28G01B5/30G01P21/00G01C17/38G01L27/00E01C23/00G01N19/00
    • G01P3/48B60C23/0408B60T8/885B60T2270/416G01P21/02
    • A wheel-speed-sensor-anomaly detection apparatus detects anomaly of wheel speed sensors of a vehicle. When a difference between the minimum wheel speed among detected wheel speeds and the smallest value among the remaining wheel speeds is greater than a predetermined threshold value, in principle, a wheel speed sensor of the wheel corresponding to the minimum wheel speed is determined to be anomalous. Meanwhile, when a wheel having a lowered tire air pressure (air-pressure-lowered wheel) is present and a road surface on which the vehicle is currently traveling is a low-μ road surface, the operation of detecting anomaly of the wheel speed sensors is prohibited. This operation reliably prevents erroneous detection of anomaly of the wheel speed sensor of the air-pressure-lowered wheel, which erroneous detection would otherwise occur due to the locking tendency of the air-pressure-lowered wheel occurring because of decreased tire air pressure, in particular, on a low-μ road surface.
    • 轮速传感器异常检测装置检测车辆的车轮速度传感器的异常。 当检测到的轮速之间的最小车轮速度和剩余车轮速度之间的最小车速之间的差异大于预定阈值时,原则上确定与最小车轮速度相对应的车轮速度传感器是异常的 。 同时,当存在具有降低的轮胎空气压力(空气压力降低的轮)的车轮并且车辆当前行驶的路面是低μ路面时,检测车轮速度传感器的异常的操作 被禁止。 该操作可靠地防止错误检测降压轮的车轮速度传感器的异常,由于由于减小的轮胎气压而产生的空气压力降低的车轮的锁定倾向,否则将发生错误检测, 特别是在低μ路面上。
    • 5. 发明授权
    • Apparatus for controlling behavior of vehicle
    • 用于控制车辆行为的装置
    • US06438474B1
    • 2002-08-20
    • US09671450
    • 2000-09-27
    • Hirohisa TanakaYoshio KatayamaKazuhiro KatoYoshihiro Watanabe
    • Hirohisa TanakaYoshio KatayamaKazuhiro KatoYoshihiro Watanabe
    • G06F700
    • B60T8/1755B60T2220/03
    • An ECU (2) of a vehicle executes under-steering control when a steering wheel is operated in the direction to increase the steering angle under an under-steering state and the yaw rate does not increase. The under-steering control is not executed under such a driven under-steering state that the vehicle is cornering while applying the engine power to the driven wheels. The under-steering control is executed only under such a condition that although the steering wheel is operated in the direction to increase the steering angle, the actual yaw rate &phgr; does not change and not follow the operation. Thus, in the vehicle, when the under-steering control for restraining the under-steering state or the over-steering control for restraining the over-steering state is executed during the cornering motion of the vehicle, the condition for executing the under-steering control or the over-steering control is adequately set. In consequence, it is prevented that the driver feels a malaise due to the excessively earlier or later execution of the control so that both of higher safety and driving characteristics may be obtained.
    • 当方向盘在转向不足状态下的转向角度增大的方向上操作方向盘并且横摆率不增加时,车辆的ECU(2)执行转向控制。 在这样的驱动的转向不足的状态下,在将发动机动力施加到从动轮的同时车辆正在转弯时,不执行转向不足的控制。 只有在方向盘在增加转向角度的方向上操作的情况下才执行转向不足的控制,实际的横摆角速度不改变,而不是跟随操作。 因此,在车辆中,当在车辆的转弯运动期间执行用于抑制转向不足的转向控制或用于抑制过转向状态的过度转向控制时,执行转向不足的状态 控制或过转向控制被充分设定。 结果,防止驾驶员由于控制过早或更迟的执行而感觉到不适,从而可以获得更高的安全性和驾驶特性。
    • 6. 发明授权
    • Apparatus for controlling behavior of vehicle
    • 用于控制车辆行为的装置
    • US06374162B1
    • 2002-04-16
    • US09670269
    • 2000-09-27
    • Hirohisa TanakaYoshio KatayamaKazuhiro KatoYoshihiro Watanabe
    • Hirohisa TanakaYoshio KatayamaKazuhiro KatoYoshihiro Watanabe
    • B60K1734
    • B60T8/1755B60T2220/03
    • An apparatus for controlling behavior of a vehicle has an ECU (2) which estimates behavior of a yaw rate of the vehicle using a first target yaw rate, a second target yaw rate and an actual yaw rate to control the behavior of the yaw rate. The ECU (2) completes the behavior control if a completion condition is achieved during over-steering control of the vehicle. The completion condition is any one of the following matters. The steering wheel is operated to increase the steering angle. The vehicle is running straight in a stable state. The deviation between the second target yaw rate and the actual yaw rate is stable in a region lower than a preset value. The estimative brake fluid pressure is approximately identical to the fluid pressure of the master cylinder. The slip angle is small. The absolute values of the first and second target yaw rates and the absolute value of the actual yaw rate are smaller and approximately resemble to one another.
    • 用于控制车辆行为的装置具有ECU(2),其使用第一目标横摆率,第二目标横摆角速度和实际横摆角速度来估计车辆的偏航率的行为,以控制偏航率的行为。 如果在车辆的过转向控制期间实现完成条件,则ECU(2)完成行为控制。 完成条件是以下任何一个事项。 操纵方向盘以增加转向角度。 车辆稳定运行。 第二目标横摆率与实际横摆率之间的偏差在低于预设值的区域中是稳定的。 估计的制动液压力与主缸的流体压力大致相同。 滑移角小。 第一和第二目标横摆速度的绝对值和实际横摆率的绝对值较小并且近似彼此相似。
    • 7. 发明授权
    • Vehicle braking force controller
    • 车辆制动力控制器
    • US5575542A
    • 1996-11-19
    • US524641
    • 1995-09-08
    • Hirohisa TanakaKazuhiro KatoYouichi Miyawaki
    • Hirohisa TanakaKazuhiro KatoYouichi Miyawaki
    • B60T8/32B60T7/12B60T13/66
    • B60T13/662B60T7/12B60T8/489
    • A vehicle braking force controller for controlling braking force of a vehicle by changing brake fluid pressure effected by a fluid pressure controller has a deceleration detector and a computer. The computer calculates a vehicle deceleration, a target deceleration of the vehicle, and a pressure adjustment speed at which the brake fluid pressure increases or decreases using the target deceleration and the vehicle deceleration. The pressure adjustment speed calculator calculates the brake fluid pressure adjustment speed using a brake fluid pressure adjustment volume which is proportional to a difference between the detected vehicle deceleration and the calculated target deceleration, and a target tracking time representing a time required to adjust the brake fluid pressure with the pressure adjustment volume. The computer controls the brake fluid pressure according to the pressure adjustment speed. Thus, the vehicle braking force controller quickly starts the deceleration so that the actual vehicle deceleration does not overshoot the target deceleration.
    • 通过改变由流体压力控制器实现的制动液压来控制车辆的制动力的车辆制动力控制器具有减速检测器和计算机。 计算机使用目标减速度和车辆减速度来计算车辆减速度,车辆的目标减速度和制动液压力增减的压力调节速度。 压力调节速度运算部使用与检测到的车辆减速度与计算出的目标减速度之间的差成比例的制动液压调整体积来计算制动液压调整速度,以及表示调整制动液所需时间的目标跟踪时间 压力与压力调节量。 计算机根据压力调节速度控制制动液压力。 因此,车辆制动力控制器快速开始减速,使得实际车辆减速度不会超过目标减速度。
    • 10. 发明申请
    • Image-forming machine
    • 成像机
    • US20080292328A1
    • 2008-11-27
    • US12149547
    • 2008-05-05
    • Kazuhiro Kato
    • Kazuhiro Kato
    • G03G15/00
    • G03G15/6508
    • An object of the present invention is, in an image-forming machine equipped with plural paper feeders that feed paper to a drum unit at different paper feed speeds due to the difference in the shapes of paper traveling routes, to control the image-forming machine so as to select a paper feeder suitable for the condition of printing-speed-priority. A stencil printing machine has three paper feeders; a paper feed table, a first tray, and a second tray. The maximum allowable printing speeds to a drum unit of the three paper feeders: differ from each other in accordance with the difference in the shapes of traveling routes; increase in the order of the paper feed table, the first tray, and then the second tray; and are stored as data. When a user carries out printing at the setting of speed-priority, a control unit of the machine and a paper feeder selection device select the paper feeder of the highest maximum allowable image-forming speed and carry out the printing.
    • 本发明的目的在于,在具有多个送纸器的图像形成机中,由于纸张行进路径的形状不同,以不同的送纸速度将纸张馈送到鼓单元,以便控制图像形成机 以便选择适合打印速度优先的条件的供纸器。 模板印刷机有三个进纸器; 进纸台,第一托盘和第二托盘。 三个送纸器的鼓单元的最大允许打印速度根据行驶路线的形状的不同而相互不同。 增加送纸台,第一个纸盘,然后第二个纸盘的顺序; 并作为数据存储。 当用户以速度优先的设定进行打印时,机器的控制单元和给纸器选择装置选择最高允许成像速度的最大允许图像形成速度的进纸器并进行打印。