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    • 2. 发明授权
    • Induction motor control systems and methods
    • 感应电动机控制系统及方法
    • US08294413B2
    • 2012-10-23
    • US12652448
    • 2010-01-05
    • Min DaiBon Ho BaeLeah Dunbar
    • Min DaiBon Ho BaeLeah Dunbar
    • H02P23/00H02P27/00
    • H02P21/06H02P21/141H02P2207/01
    • A control system is provided for an inverter assembly associated with an induction motor. The system includes a current determination module configured to generate q- and d-axis current commands based on a torque command. The current determination module is further configured to generate the q-axis current command based on an observed flux linkage and a flux linkage command. The system further includes a motor current control module coupled to the current determination module and configured to generate q- and d-axis voltage commands based on the q- and d-axis current commands generated by the current determination module and a PWM modulator coupled to the motor current control module configured to generate duty cycle signals for operating the inverter assembly based on the q- and d-axis voltage commands generated by the motor current control module.
    • 为与感应电动机相关联的逆变器组件提供控制系统。 该系统包括电流确定模块,其配置为基于转矩指令产生q轴和d轴电流指令。 当前确定模块还被配置为基于观察到的磁链和磁链指令来生成q轴电流命令。 该系统还包括电动机电流控制模块,该电动机电流控制模块耦合到电流确定模块并被配置为基于由电流确定模块产生的q轴和d轴电流指令产生q轴和d轴电压指令,以及PWM调制器 电动机电流控制模块被配置为基于由电动机电流控制模块产生的q轴和d轴电压指令产生用于操作逆变器组件的占空比信号。
    • 4. 发明授权
    • Transistor with reduced parasitic capacitance
    • 降低寄生电容的晶体管
    • US08809962B2
    • 2014-08-19
    • US13218988
    • 2011-08-26
    • Yanxiang LiuJinping LiuMin DaiXiaodong Yang
    • Yanxiang LiuJinping LiuMin DaiXiaodong Yang
    • H01L29/78H01L21/336H01L29/66H01L29/49H01L29/51
    • H01L29/6653H01L29/4966H01L29/4983H01L29/513H01L29/517H01L29/66545H01L29/66553H01L29/66628
    • Scaled transistors with reduced parasitic capacitance are formed by replacing a high-k dielectric sidewall spacer with a SiO2 or low-k dielectric sidewall spacer. Embodiments include transistors comprising a trench silicide layer spaced apart from a replacement metal gate electrode, and a layer of SiO2 or low-k material on a side surface of the replacement metal gate electrode facing the trench silicide layer. Implementing methodologies may include forming an intermediate structure comprising a removable gate with nitride spacers, removing the removable gate, forming a layer of high-k material on the nitride spacers, forming a layer of metal nitride on the high-k material, filling the opening with insulating material and then removing a portion thereof to form a recess, removing the metal nitride layers and layers of high-k material, depositing a layer of SiO2 or low-k material, and forming a replacement metal gate in the remaining recess.
    • 具有减小的寄生电容的可缩放晶体管通过用SiO 2或低k电介质侧壁间隔物代替高k电介质侧壁间隔物而形成。 实施例包括晶体管,其包括与替代金属栅电极间隔开的沟槽硅化物层,以及位于替代金属栅电极的面对沟槽硅化物层的侧表面上的SiO 2或低k材料层。 实施方法可以包括形成包括具有氮化物间隔物的可移除栅极的中间结构,去除可移除栅极,在氮化物间隔物上形成高k材料层,在高k材料上形成金属氮化物层,填充开口 用绝缘材料,然后去除其一部分以形成凹槽,去除金属氮化物层和高k材料层,沉积SiO 2或低k材料层,并在剩余的凹槽中形成替换金属栅极。