XAPP380 -利用CoolRunner-II CPLD创建交叉点开关
This application note provides a functional description of VHDL source code for a N x N DigitalCrosspoint Switch. The code is designed with...
This application note provides a functional description of VHDL source code for a N x N DigitalCrosspoint Switch. The code is designed with...
This application note describes the implementation of a two-dimensional Rank Order filter. Thereference design includes the RTL VHDL implem...
为了在CDMA系统中更好地应用QDPSK数字调制方式,在分析四相相对移相(QDPSK)信号调制解调原理的基础上,设计了一种QDPSK调制解调电路,它包括串并转换、差分编码、四相载波产生和选相、相干解调、差分译码和并串转换电路。在MAX+PLUSⅡ软件平台上,进行了编译和波形仿真。综合后下载到复杂可编...
Integrated EMI/Thermal Design forSwitching Power SuppliesWei ZhangThesis submitted to the Faculty of theVirginia Polytechnic Institute and State Unive...
为了提高直接转矩控制(DTC)系统定子磁链估计精度,降低电流、电压测量的随机误差,提出了一种基于扩展卡尔曼滤波(EKF)实现异步电机转子位置和速度估计的方法。扩展卡尔曼滤波器是建立在基于旋转坐标系下由定子电流、电压、转子转速和其它电机参量所构成的电机模型上,将定子电流、定子磁链、转速和转子角位置作为...