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    • 12. 发明授权
    • Charge pump circuit and logic circuit
    • 电荷泵电路和逻辑电路
    • US6107863A
    • 2000-08-22
    • US17633
    • 1998-02-03
    • Toru Iwata
    • Toru Iwata
    • H03K19/00H03K19/017G06F11/16
    • H03K19/01707H03K19/0013
    • A charge pump circuit includes a first pump section. The first pump section includes a first switching element having a first control terminal, a second switching element having a second control terminal, and a node which is respectively coupled to the first switching element and the second switching element. The charge pump circuit converts an input voltage to an output voltage by complementary action of the first switching element and the second switching element responsive to a first driving voltage signal and a second driving voltage signal, respectively, the output voltage being output via an output terminal. The node is electrically isolated from the first control terminal and the second control terminal.
    • 电荷泵电路包括第一泵部分。 第一泵部分包括具有第一控制端子的第一开关元件,具有第二控制端子的第二开关元件和分别耦合到第一开关元件和第二开关元件的节点。 电荷泵电路分别响应于第一驱动电压信号和第二驱动电压信号而将第一开关元件和第二开关元件的互补作用的输入电压转换为输出电压,输出电压经由输出端子 。 节点与第一控制终端和第二控制终端电隔离。
    • 13. 发明授权
    • Static random access memory capable of both reducing power consumption
and retaining data at standby-time
    • 静态随机存取存储器能够在待机时减少功耗并保留数据
    • US5734604A
    • 1998-03-31
    • US739392
    • 1996-10-29
    • Hironori AkamatsuToru IwataHisakazu Kotani
    • Hironori AkamatsuToru IwataHisakazu Kotani
    • G11C11/412G11C11/417G11C11/413
    • G11C11/412G11C11/417
    • When a memory chip is in a standby mode, a ground power supply line of a flip-flop forming a memory cell is intermittently placed in the floating state. A switching NMOS transistor is connected between the ground power supply line and a power supply VSS. The gate of the NMOS transistor is controlled by an activation signal. When entering the floating state, the ground power supply line is charged due to an off-leakage current flowing in the transistor of the memory cell. As a result, the voltage of the ground power supply line is increased from the voltage of the power supply VSS. Accordingly, the off-leakage current of the memory cell is reduced, whereby the standby-time power consumption of the memory chip is decreased. When the voltage of the ground power supply line keeps going up, it becomes impossible to read data held in the memory cell in a short time, resulting in the data being lost. In order to prevent the loss of the data, the switching NMOS transistor is made to intermittently turn on.
    • 当存储器芯片处于待机模式时,形成存储单元的触发器的接地电源线被间歇地置于浮置状态。 开关NMOS晶体管连接在接地电源线和电源VSS之间。 NMOS晶体管的栅极由激活信号控制。 当进入浮动状态时,由于在存储单元的晶体管中流过的漏电流导致接地电源线被充电。 结果,接地电源线的电压从电源VSS的电压增加。 因此,存储单元的泄漏电流减小,从而存储芯片的待机时功耗降低。 当接地电源线的电压持续上升时,不可能在短时间内读取保存在存储单元中的数据,导致数据丢失。 为了防止数据丢失,使开关式NMOS晶体管间歇地导通。
    • 14. 发明授权
    • Fuel cut and ignition timing control system for controlling acceleration
slip
    • 燃油切断和点火正时控制系统,用于控制加速滑移
    • US5559703A
    • 1996-09-24
    • US353248
    • 1994-12-02
    • Toru IwataSota Yasuda
    • Toru IwataSota Yasuda
    • F02P5/15B60K28/16F02D17/02F02D29/02F02D41/04
    • B60K28/16
    • A control system for controlling an acceleration slip of a wheeled vehicle by performing a fuel cut control and an ignition timing control is designed to prevent a temperature increase of an engine system and to prevent a heating of a catalyst in an exhaust system when an engine output reduction control is continued. When a predetermined engine operating condition such as a high engine load condition or a high engine speed condition or a high engine temperature condition is detected during the engine torque reduction control, the control system further reduces the engine output gradually, or alternatively the control system inhibits the ignition timing control to reduce the engine output and instead increases the number of fuel cut cylinders.
    • 用于通过执行燃料切断控制和点火正时控制来控制轮式车辆的加速滑移的控制系统被设计成防止发动机系统的温度升高并且在发动机输出时防止排气系统中的催化剂的加热 减少控制继续。 当在发动机转矩降低控制期间检测到诸如高发动机负载条件或高发动机转速条件或高发动机温度条件的预定发动机操作条件时,控制系统进一步减少发动机输出,或者控制系统抑制 点火正时控制以减少发动机输出,而是增加燃料切断气缸的数量。
    • 16. 发明授权
    • Traction control system for automotive vehicles
    • 汽车牵引力控制系统
    • US5407257A
    • 1995-04-18
    • US288752
    • 1994-08-11
    • Toru Iwata
    • Toru Iwata
    • B60T8/48B60T8/175B60T8/58B60T15/36B60W10/04B60W10/06B60W10/18B60W10/188F02D29/02F16H63/40B60T8/88
    • B60T8/175B60T8/48B60T8/4872F16H63/40
    • An automotive traction control system comprises a master cylinder, an external brake fluid pressure source, a brake fluid pressure control actuator being applied commonly to an acceleration-slip control and a deceleration-slip control, a first switching valve for establishing and blocking a communication between the master cylinder and the pressure control actuator, a second switching valve for establishing and blocking a communication between the external brake fluid pressure source and the pressure control actuator, and a control unit for deriving a pressure reducing control time necessary to reduce the wheel cylinder pressure to a designated brake fluid pressure, based on a pressure intensifying control time, during the acceleration-slip control. The control unit is arranged for switching the second switching valve just after the pressure reducing control time has elapsed, and for switching the first switching valve and a pressure intensifying valve and a pressure reducing valve both included in the pressure control actuator with a predetermined time lag after shifting of the second switching valve, in a transient state transiting from the acceleration-slip control mode to the normal braking operational mode.
    • 一种汽车牵引力控制系统,包括主缸,外部制动液压源,共同应用于加速滑差控制和减速滑差控制的制动液压控制致动器,用于建立和阻断第 主缸和压力控制致动器,用于建立和阻断外部制动液压力源和压力控制致动器之间的连通的第二切换阀,以及用于导出减小轮缸压力所需的减压控制时间的控制单元 在加速滑动控制期间,基于压力增强控制时间将其设定为指定的制动液压。 控制单元布置成在减压控制时间过去之后切换第二切换阀,并且将包括在压力控制致动器中的预定时间滞后的第一切换阀和增压阀和减压阀切换 在从加速滑差控制模式转移到正常制动操作模式的过渡状态下,第二切换阀移位之后。
    • 19. 发明申请
    • FERRITE CARRIER CORE MATERIAL AND FERRITE CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, METHODS FOR MANUFACTURING THESE, AND ELECTROGRAPHIC DEVELOPER USING THE FERRITE CARRIER
    • 电子雕刻机的铁素体核心材料和铁素体载体,制造这些材料的方法以及使用铁素体载体的电子显影剂
    • US20130171558A1
    • 2013-07-04
    • US13823250
    • 2011-08-29
    • Tomoyuki SuwaToru IwataKoji Aga
    • Tomoyuki SuwaToru IwataKoji Aga
    • G03G9/113
    • G03G9/1136G03G9/107G03G9/1075G03G9/113
    • It is an object of the present invention to provide a ferrite carrier core material and a ferrite carrier for an electrophotographic developer, which have an excellent charging property, hardly cause carrier scattering due to cracking and chipping of the core material, and have a prolonged life, and methods for manufacturing these, and an electrophotographic developer using the ferrite carrier. For this object, the ferrite carrier core material and a ferrite carrier for an electrophotographic developer, wherein (1) the ferrite composition contains 0.5 to 2.5% by weight of Sr, and the presence amount of Sr—Fe oxides satisfies a specific conditional expression, (2) the distribution in the number of the shape factor SF-2 is in a specific range, (3) the BET specific surface area is 0.15 to 0.30 m2/g, (4) the average particle diameter D50 is 20 to 35 μm, and (5) the magnetization is 50 to 65 Am2/kg.
    • 本发明的目的是提供一种铁素体载体芯材和用于电子照相显影剂的铁氧体载体,其具有优良的充电性能,由于芯材的开裂和碎裂几乎不引起载体散射,并且具有延长的寿命 及其制造方法以及使用该铁氧体载体的电子照相显影剂。 对于该目的,铁氧体载体芯材和电子照相显影剂用铁氧体载体,(1)铁氧体组合物含有0.5〜2.5重量%的Sr,Sr-Fe氧化物的存在量满足特定条件式, (2)形状因子SF-2的数量分布在特定范围内,(3)BET比表面积为0.15〜0.30m2 / g,(4)平均粒径D50为20〜35μm ,(5)磁化强度为50〜65Am 2 / kg。