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    • 2. 发明申请
    • Abnormality determining apparatus for vehicle motion control apparatus
    • 用于车辆运动控制装置的异常确定装置
    • US20070129861A1
    • 2007-06-07
    • US11594922
    • 2006-11-09
    • Hitoshi HashibaKazunori Sakai
    • Hitoshi HashibaKazunori Sakai
    • G05D1/00G01M17/00
    • B60T8/368B60T8/173B60T2270/406
    • An abnormality determining apparatus is applied to a vehicle motion control apparatus in which a vehicle behavior sensor (yaw rate sensor, etc.) is integrally mounted to an integrated unit that is integrally composed of an HU (hydraulic unit) and ECU. In this abnormality determining apparatus, the pattern of the vibration noise appearing on the output from the vehicle behavior sensor (output from yaw rate sensor Yrfilpc, etc.) is obtained when various actuators such as motor, solenoid valves, or the like, that are mounted to the HU, are operated with a predetermined pattern for a primary check for the HU. When the pattern of the vibration noise is not within the predetermined normal pattern range, it is determined, according to the abnormal manner of the pattern of the vibration noise, that the abnormality of the vehicle behavior sensor, abnormal operation of the actuator in the HU, or the like occurs.
    • 将异常判定装置应用于车辆行驶传感器(横摆率传感器等)一体地安装在由HU(液压单元)和ECU一体构成的一体化单元的车辆运动控制装置。 在这种异常判定装置中,当诸如电动机,电磁阀等的各种致动器是,获得从车辆行为传感器的输出(横摆率传感器Yrfilpc的输出等)出现的振动噪声的模式, 安装到HU,以预定的模式操作,用于HU的初级检查。 当振动噪声的模式不在预定的正常模式范围内时,根据振动噪声的模式的异常方式确定车辆行为传感器的异常,在HU中的致动器的异常操作 ,等等。
    • 3. 发明授权
    • Distributed processing type control system
    • 分布式加工型控制系统
    • US6067612A
    • 2000-05-23
    • US111763
    • 1998-07-08
    • Akihiro SasakiYasushi KandaKazunori SakaiAkihiro Tanaka
    • Akihiro SasakiYasushi KandaKazunori SakaiAkihiro Tanaka
    • B60G17/015B60R16/02B62D6/00F02D45/00G05B15/02G05B19/042G05B19/05G06F15/17G06F15/167
    • G05B19/0421G06F15/17G05B2219/2221G05B2219/25032G05B2219/25265
    • A relaying controller communicates with an external tool through a first communication path based on a first communication protocol and communicates with sub-controllers through a second communication path based on a second communication protocol, thus relaying communications between the external tool and the sub-controllers. The relaying controller includes a rewritable non-volatile memory having predetermined storage areas divided in correspondence with the sub-controllers. The relaying controller transmits, in response to a memory reading request from the sub-controller, a stored data in the corresponding storage area to the sub-controller through the second communication path, and writes, in response to a memory writing request from the sub-controller, a writing data received through the second communication path in the corresponding storage area. That is, the relaying controller executes accesses of the sub-controllers to the non-volatile memory.
    • 中继控制器基于第一通信协议通过第一通信路径与外部工具进行通信,并且基于第二通信协议通过第二通信路径与子控制器通信,从而中继外部工具和子控制器之间的通信。 中继控制器包括具有与子控制器相对应地划分的预定存储区域的可重写非易失性存储器。 中继控制器响应于来自子控制器的存储器读取请求,通过第二通信路径将对应存储区域中的存储数据发送到子控制器,并且响应于来自子存储器的存储器写入请求 控制器,通过相应存储区域中的第二通信路径接收的写入数据。 也就是说,中继控制器执行子控制器对非易失性存储器的访问。
    • 6. 发明授权
    • Apparatus for controlling hydraulic pressure to be applied to effect
braking of wheels
    • 用于控制要施加以产生车轮制动的液压的装置
    • US4805104A
    • 1989-02-14
    • US95183
    • 1987-09-11
    • Masashi KishimotoKen AsamiKazunori Sakai
    • Masashi KishimotoKen AsamiKazunori Sakai
    • B60T8/58B60T8/62B60T8/64
    • B60T8/58
    • A wheel slipping control apparatus for controlling a braking hydraulic pressure to be applied to a wheel so as to perform an effective braking operation. The wheel slipping control apparatus comprises a control unit for generating a control signal in accordance with the wheel slipping state so as to perform a braking pressure control cycle so that the braking hydraulic pressure is set to a pressure decreasing mode and then to a pressure increasing mode. In the control unit, one of the braking pressure control cycles to be performed is determined as a learning control cycle to obtain a learning pressure-decreased value decremented in the learning control cycle and to obtain a learning pressure-increased value incremented in the learning control cycle. A present pressure-decreased value decremented in a control cycle after the learning control cycle is obtained to calculate a target pressure-increased value on the basis of the obtained learning pressure-decreased value and learning pressure-increased value whereby the braking hydraulic pressure is first increased to the vicinity of a wheel locking limit pressure after decreased in the pressure-decreasing mode.
    • 一种用于控制施加到车轮的制动液压的车轮滑动控制装置,以便执行有效的制动操作。 车轮滑动控制装置包括:控制单元,用于根据车轮滑动状态生成控制信号,以执行制动压力控制循环,使得制动液压设定为减压模式,然后设定为增压模式 。 在控制单元中,要执行的制动压力控制循环中的一个被确定为学习控制循环,以获得在学习控制循环中递减的学习压力降低值,并获得在学习控制中增加的学习压力增加值 周期。 在获得学习控制周期之后的控制周期中,目前的压力降低值基于获得的学习压力降低值和学习压力增加值计算目标增压值,由此制动液压首先 在压力降低模式下降低后,增加到车轮锁定极限压力附近。
    • 9. 发明授权
    • Anti-skid control system
    • 防滑控制系统
    • US5375918A
    • 1994-12-27
    • US128757
    • 1993-09-30
    • Kazutaka KuwanaKuniaki OkamotoTsuyoshi YoshidaHiroyuki IchikawaMasaru KamikadoNobuyasu NakanishiTatsuo SugitaniKazunori Sakai
    • Kazutaka KuwanaKuniaki OkamotoTsuyoshi YoshidaHiroyuki IchikawaMasaru KamikadoNobuyasu NakanishiTatsuo SugitaniKazunori Sakai
    • B60T8/66B60T8/1763B60T8/64B60T8/70
    • B60T8/17636
    • The anti-skid control system is capable of performing highly reliable anti-skid control through its accurate estimation of the vehicle speed and proper compensatory control even when sharp braking occurs or in the brake fluid pressure control on road surfaces with a low coefficient of friction likely to cause considerable fluctuations in wheel acceleration. The anti-skid control system is provided with a fluid pressure generating device, a fluid pressure controlling device, a wheel velocity detecting device, a standard speed setting device, a fluid pressure controlling mode setting device which sets either the pressure decrease mode or the pressure hold mode when the wheel velocity declines to a level lower than the standard speed and sets the pressure increase mode when the wheel velocity is equal to or higher than the standard speed. A maximum inflection point detecting device detects the maximum inflection point indicating the maximum value for the shift of the wheel velocity mentioned above from an increase to a decrease when the wheel velocity is not any lower than the standard speed. A fluid pressure controlling mode correcting device switches from the pressure increase mode mentioned above to either the pressure hold mode or the pressure decrease mode when the wheel velocity becomes equal to or higher than the standard speed and also becomes equal to or higher than the wheel velocity at the maximum inflection point.
    • 防滑控制系统能够通过对车速的准确估计和适当的补偿控制来进行高度可靠的防滑控制,即使在发生急剧制动时或者在具有低摩擦系数的路面上的制动液压力控制 引起车轮加速度的相当大的波动。 防滑控制系统设置有流体压力生成装置,流体压力控制装置,车轮速度检测装置,标准速度设定装置,设定压力降低模式或压力的流体压力控制模式设定装置 当车轮速度下降到低于标准速度的水平时设定保持模式,并且当车轮速度等于或高于标准速度时设定压力增加模式。 最大拐点检测装置,当车轮速度不低于标准速度时,检测指示上述车轮速度的最大值从增加到减小的最大拐点。 当车轮速度等于或高于标准速度时,流体压力控制模式校正装置从上述压力增加模式切换到压力保持模式或压力降低模式,并且也变得等于或高于车轮速度 在最大拐点处。
    • 10. 发明授权
    • Anti-lock brake control apparatus including means for detecting average
wheel acceleration for determining brake pressure decrease time
    • 防抱死制动控制装置,包括用于检测平均车轮加速度的方法,用于确定制动压力降低时间
    • US5109339A
    • 1992-04-28
    • US520556
    • 1990-05-08
    • Masao WatanabeKazunori Sakai
    • Masao WatanabeKazunori Sakai
    • B60T8/1763B60T8/42B60T8/70
    • B60T8/17636B60T8/4291
    • A vehicle anti-lock brake control apparatus including a two-position direction control valve disposed between a wheel brake cylinder and a hydraulic pressure source, for increasing and decreasing the brake cylinder pressure, a slip detector for detecting a slip condition of the wheel, a controller for controlling the valve so as to prevent excessive slipping of the wheel, an averaging device for obtaining an average value of the wheel acceleration during a period until the detected slip condition deteriorates to a predetermined reference condition, and a device for determining a pressure decrease time substantially in reverse proportion to the average value of the wheel acceleration obtained when the slip condition has deteriorated to the reference condition, and supplying the controller with the determined pressure decrease time.
    • 一种车辆防抱死制动控制装置,包括设置在车轮制动缸和液压源之间的用于增加和减少制动缸压力的两位置方向控制阀,用于检测车轮的滑动状态的滑移检测器, 用于控制所述阀的控制器,以防止所述车轮的过度滑动;平均装置,用于在所述检测到的滑动状态恶化到预定的基准状态之前的期间获得车轮加速度的平均值;以及用于确定压力降低的装置 时间基本上与当滑动条件已经劣化到参考条件时获得的车轮加速度的平均值成反比,并且向控制器提供确定的减压时间。