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    • 1. 发明申请
    • LOAD DRIVE CONTROL CIRCUIT
    • 负载驱动控制电路
    • US20090026993A1
    • 2009-01-29
    • US12179346
    • 2008-07-24
    • Yasushi NishibeSatoki UrunoTakashi NagaoSatoshi Chikazawa
    • Yasushi NishibeSatoki UrunoTakashi NagaoSatoshi Chikazawa
    • H02P31/00
    • H02P7/04
    • A load drive control circuit includes a drive circuit for driving a load. A control circuit, connected to the drive circuit by diagnostic lines, provides the drive circuit with a control command that specifies an operation state. The drive circuit drives the load in the operation state specified by the control command, generates a diagnostic output including diagnostic notification signals each having an H level or an L level, and provides the diagnostic notification signals of the diagnostic output to the control circuit. A signal output unit outputs first and second diagnostic outputs respectively in response to the first and second control command from the control circuit. A diagnostic line failure determination unit checks whether the first and second diagnostic outputs are both normal to determine whether the diagnostic lines includes a failure or not.
    • 负载驱动控制电路包括用于驱动负载的驱动电路。 通过诊断线连接到驱动电路的控制电路为驱动电路提供指定操作状态的控制命令。 驱动电路在由控制指令指定的运行状态下驱动负载,产生包括诊断通知信号的诊断输出,每个具有H电平或L电平,并将诊断输出的诊断通知信号提供给控制电路。 信号输出单元响应于来自控制电路的第一和第二控制命令分别输出第一和第二诊断输出。 诊断线路故障确定单元检查第一和第二诊断输出是否都是正常的,以确定诊断线路是否包括故障。
    • 3. 发明授权
    • Apparatus for driving and controlling motor
    • 用于驱动和控制电机的装置
    • US5488276A
    • 1996-01-30
    • US170817
    • 1993-12-21
    • Yasushi Nishibe
    • Yasushi Nishibe
    • B60J1/17E05F15/10H02H3/00H02H7/085H02P7/00H02P7/06G05B5/00
    • H02H7/0851H02P7/05H02H3/006
    • An apparatus for driving and controlling a motor which moves a movable portion of a vehicle by driving force of the motor. The apparatus includes a drive stopping circuit for comparing a value of current detected by a current detection circuit, which detects drive current of the motor when the movable portion is being moved, with a predetermined comparison current value, and for stopping driving of the motor at a time when a detected current value exceeds the comparison current value. The apparatus also includes a comparison current varying circuit for varying the comparison current value based on a temperature of an environment of the movable portion. Since it is possible to carry out temperature compensation based on ordinary drive current and lock current of the motor, the comparison current value can be set within a wide range.
    • 一种用于驱动和控制电动机的装置,其通过电动机的驱动力使车辆的可移动部分移动。 该装置包括驱动停止电路,用于比较当检测到电流检测电路检测到的电流值,该电流检测电路检测可移动部分时的电机的驱动电流与预定的比较电流值,并且用于停止电动机的驱动 检测到的电流值超过比较电流值的时间。 该装置还包括比较电流变化电路,用于根据可移动部分的环境的温度改变比较电流值。 由于可以根据普通驱动电流和电机的锁定电流进行温度补偿,所以可以将比较电流值设定在较宽的范围内。
    • 4. 发明授权
    • Motor drive circuit
    • 电机驱动电路
    • US5142433A
    • 1992-08-25
    • US567735
    • 1990-08-15
    • Yasushi NishibeHitoshi Iwata
    • Yasushi NishibeHitoshi Iwata
    • H02H9/04B60S1/08H02H7/08H02H11/00H02P3/12H02P3/20
    • H02P3/20B60S1/08H02H11/002H02H7/0833H02H9/047
    • A motor drive circuit comprises a motor, a DC source connected to said motor, first and second switching elements turned on and off to control a current flowing to the motor having one terminal connected to a common connecting point of the first and second switching elements, and when the current flowing to the motor is stopped by the first switching element, the second switching elements is turned on to break the motor, a reverse current bypassing circuit connected to at least one of said first switching element and said second switching element for bypassing a reverse current supplied by the DC source, a reverse current blocking circuit connected to said second switching element for blocking the reverse current and a surge absorbing circuit connected to at least one of the first switching element, the second switching element and a series circuit of the second switching element and the reverse current blocking circuit for absorbing a surge generated when the first switching element is turned off in response to a locking to the motor.
    • 电动机驱动电路包括电动机,连接到所述电动机的直流电源,第一和第二开关元件导通和截止以控制流向电动机的电流,其中一个端子连接到第一和第二开关元件的公共连接点, 并且当流过电动机的电流被第一开关元件停止时,第二开关元件导通以断开电动机,连接到所述第一开关元件和所述第二开关元件中的至少一个的反向电流旁路电路用于旁路 由DC源提供的反向电流,连接到用于阻止反向电流的所述第二开关元件的反向电流阻断电路和连接到第一开关元件,第二开关元件和串联电路中的至少一个的浪涌吸收电路 第二开关元件和反向电流阻断电路,用于吸收当第一开关元件i产生的浪涌 响应于对电动机的锁定而关闭。
    • 5. 发明授权
    • Computer monitor device
    • 电脑显示器
    • US06490699B2
    • 2002-12-03
    • US09308654
    • 1999-06-02
    • Yasushi NishibeYoshiharu Kawarazaki
    • Yasushi NishibeYoshiharu Kawarazaki
    • G06F1100
    • G06F11/0757
    • A microcomputer is not stopped to be monitored even in a state in which a wrong standby signal is detected. A watchdog circuit 34 outputs a starting signal to a microcomputer 30. An output signal Q of a determination circuit 36 is reset by this starting signal. If the determination circuit does not detect a standby signal st when a clock signal CK is input from the started microcomputer, the output signal Q is set. However, if the determination circuit detects the standby signal st, the output signal is held in a reset state. Even if the standby signal st is input, because an AND circuit 38 does not output a standby signal ST due to the reset of the output signal Q, the watchdog circuit is prevented from entering a standby mode by the standby signal st.
    • 即使在检测到错误的待机信号的状态下,也不停止监视微型计算机的监视。 看门狗电路34将启动信号输出到微计算机30.确定电路36的输出信号Q由该启动信号复位。 如果当从起动的微型计算机输入时钟信号CK时确定电路没有检测到待机信号st,则设置输出信号Q。 然而,如果确定电路检测到待机信号st,则输出信号保持在复位状态。 即使输入了待机信号st,由于由于输出信号Q的复位,AND电路38不输出待机信号ST,所以看不到通过待机信号st进入待机模式。
    • 6. 发明授权
    • Computer monitoring unit and power window system
    • 电脑监控单元和电动窗系统
    • US5982985A
    • 1999-11-09
    • US915670
    • 1997-08-21
    • Yoshiharu KawarazakiYasushi NishibeHitoshi Iwata
    • Yoshiharu KawarazakiYasushi NishibeHitoshi Iwata
    • E05F15/20G06F11/00G06F11/30H02P1/00H02P1/06
    • G06F11/0757
    • The first circuit inputs a clock signal from MICON. The second circuit inputs a clock signal corresponding to the clock signal from the first circuit, and outputs a judgment signal continued for a specified time from the time when the clock signal is inputted. The judgment signal is inputted to the third circuit. A standby signal from MICON is inputted to the third circuit. When MICON is normal, the clock signal properly outputted, and to the AND circuit, the second signal is inputted, and if the standby signal is inputted from MICON with the second signal inputted, it can be judged that the standby signal is properly outputted from the normal MICON. Consequently, when both judgment signal and standby signal are inputted, the third circuit outputs the standby active signal to the first circuit.
    • 第一个电路输入MICON的时钟信号。 第二电路输入与来自第一电路的时钟信号相对应的时钟信号,并且从输入时钟信号时起输出从指定时间开始的判断信号。 判断信号被输入到第三电路。 来自MICON的待机信号被输入到第三电路。 当MICON正常时,正确输出时钟信号,并向AND电路输入第二个信号,如果从输入的第二个信号的MICON输入待机信号,则可以判断出待机信号从 正常的MICON。 因此,当输入判断信号和待机信号两者时,第三电路将待机有效信号输出到第一电路。
    • 7. 发明授权
    • Power window driving control device
    • 电动车窗驱动控制装置
    • US5723959A
    • 1998-03-03
    • US613599
    • 1996-03-11
    • Hitoshi IwataKanichi TanakaShigekazu YasudaYasushi NishibeKenichi Kinoshita
    • Hitoshi IwataKanichi TanakaShigekazu YasudaYasushi NishibeKenichi Kinoshita
    • H02H7/085H02K17/34
    • H02H7/0851
    • A power window driving control device formed of a measuring device which measures time elapsed since closing of a window glass has been designated by a switch, a sensor which detects a completely closed state of the window glass, a current detecting device which detects that current flowing to a motor when the window glass is being closed exceeds a predetermined value, and a driving control device which effects one of stopping the motor and stopping the motor after driving the motor reversely for a predetermined time, in at least one of a first state, in which the current detecting device detects that the current flowing to the motor exceeds the predetermined value and in which the completely closed state of the window glass is not detected by the sensor, and a second state, in which the time elapsed since closing of the window glass was designated exceeds a predetermined time. Even if a foreign object exists on a path of movement of the window glass in a closing direction, the foreign object is not caught between the window glass and a window frame so that stability is guaranteed.
    • 由测量窗玻璃关闭后经过的时间的测量装置形成的电动车窗驱动控制装置已由开关,检测窗玻璃的完全关闭状态的传感器指定,检测电流流动的电流检测装置 以及驱动控制装置,该驱动控制装置在第一状态和第二状态中的至少一个中反作用马达驱动马达并停止马达反转预定时间, 其中电流检测装置检测到流过电动机的电流超过预定值,并且其中窗口玻璃的完全关闭状态未被传感器检测到,并且第二状态,其中从关闭 指定窗玻璃超过预定时间。 即使异物存在于窗玻璃在关闭方向的移动路径上,异物也不会夹在窗玻璃和窗框之间,从而保证了稳定性。
    • 8. 发明授权
    • Computer monitor device
    • 电脑显示器
    • US06385733B1
    • 2002-05-07
    • US09308653
    • 1999-06-01
    • Yasushi NishibeYoshiharu Kawarazaki
    • Yasushi NishibeYoshiharu Kawarazaki
    • G06F132
    • G06F11/0757G06F1/24G06F11/004
    • A computer monitoring device is provided that prevents a microcomputer from entering an operational state that cannot be monitored. The microcomputer is started at an output signal Q of a determination circuit 36 is reset by a reset signal RS output from a watchdog circuit 34. Thereafter, when a clock signal ck is input from the started microcomputer, the determination circuit outputs a clock signal CK to the watchdog circuit and sets the output signal. However, when the standby signal st is detected at the time of starting the microcomputer, the output of the clock signal CK and the set of the output signal Q are stopped. In this way, the standby signal ST is not output from the AND circuit 38 to the watchdog circuit, the output of the reset signal from the watchdog circuit is repeated, and the microcomputer does not operate.
    • 提供了一种防止微型计算机进入无法监视的操作状态的计算机监视装置。 微处理器以输出信号Q启动,由看门狗电路34输出的复位信号RS将确定电路36的复位信号复位。此后,当从起动微机输入时钟信号ck时,判定电路输出时钟信号CK 到看门狗电路并设置输出信号。 然而,当在启动微型计算机时检测到待机信号st时,停止时钟信号CK的输出和输出信号Q的集合。 以这种方式,待机信号ST不从AND电路38输出到看门狗电路,重复来自看门狗电路的复位信号的输出,微型计算机不工作。
    • 9. 发明授权
    • Computer monitoring device
    • 计算机监控设备
    • US06269450B1
    • 2001-07-31
    • US09267668
    • 1999-03-15
    • Hitoshi IwataYasushi NishibeYoshiharu Kawarazaki
    • Hitoshi IwataYasushi NishibeYoshiharu Kawarazaki
    • G06F126
    • G06F1/30
    • A computer monitoring device is provided which ensures safe operation, even when a power supply voltage supplied to a microcomputer decreases and causes the microcomputer to enter an abnormal state. When the power supply voltage decreases, the power supply circuit is switched to an auxiliary power supply which supplies power to a microcomputer monitoring circuit and signal processing circuit via a diode. The microcomputer monitoring circuit in turn provides a reset signal for the computer so that it can continue to operate, which ensures safe operation of the computer. The computer monitoring device is particularly useful in a power window system for a vehicle.
    • 即使提供给微型计算机的电源电压降低并导致微机进入异常状态,也提供一种确保安全运行的计算机监视装置。 当电源电压降低时,电源电路切换到通过二极管向微机监视电路和信号处理电路供电的辅助电源。 微机监控电路又为计算机提供一个复位信号,使其能够继续运行,确保计算机的安全运行。 计算机监视装置在用于车辆的电动车窗系统中特别有用。