In the control frame,the two stator current vectors are separately controlled in closed loops with dissimilar frequency power supplies as the shunt structure in the vector controls for two normal motors,each according to the maximum torque per ampere.
仿真结果表明,所提出的异频供电永磁推进电动机数学模型及矢量控制方法在理论上是可行的,其控制效果良好,2套极对数不同的定转子模块同时出力,起到了提高功率密度的作用。
Counter,as a typical clock division circuit,has some advantages such as easy implement,wave even.
计数器作为一种典型分频电路有容易实现、波形均匀等优点,其遵循二分频原理也就要求在应用中系统时钟必须是输出频率整数倍为前提。
Important issues related to PCB designing of RF circuit;
射频电路PCB设计中应注意的有关问题
Reciprocal transformations between series/parallel components in RF circuit
射频电路中串/并联元件间的互逆变换
Settle the best component parameters of matching network in RF circuit with ADS simulation.
射频电路设计中为了达到最大功率传输、减少回波损耗等电路性能,一般在输入和输出端加入阻抗匹配网络来加以改善,计算机仿真高效地解决了确定阻抗匹配网络结构及各元件参数的问题,通过ADS仿真确定了射频电路中匹配网络的元件最佳参数。
A design of dual frequency dual mode radio frequency circuit;
一种双频双模射频电路的设计
The undergraduates ability in designing the radio frequency circuit must be hard cultured to meet the development of society.
射频电路是通信工程专业的必修课程,为满足社会发展的迫切需要,必须努力培养大学生射频电路的设计能力。
The teaching was based on the network and the research topics was designed mainly in the area of the key technolgy of the radio frequency circuit and antenna.
根据研究性教学的特点、学习观和教学理念,本文对"射频电路与天线"课程的研究性教学进行了探索与实践。
GSM900/1800 Two Band Mobile Phone RF Circuit Design;
GSM900/1800双频移动电话射频电路设计
RF Circuit Design of UHF RFID Reader
超高频RFID读写器射频电路设计
Design and Investigation of CDMA Handset CX1880 RF Circuit
CDMA手机CX1880射频电路的设计与研究
Research Teaching in the Radio Frequency Circuit and Antenna Course
“射频电路与天线”课程研究性教学
Reciprocal transformations between series/parallel components in RF circuit
射频电路中串/并联元件间的互逆变换
Study and Implement of the RF Circuits in Multi-Carrier Satellite Receiver;
多频卫星接收机射频电路的研究与实现
cascode video output
射地-基地视频输出电路
Design of CMOS RF Circuits for a Zero-IF Transmitter;
一种CMOS零中频发端射频模块电路设计
The Simulation and Frequency Spectrum Measurement on the Key Circuit of RF Front-End;
射频前端关键电路的模拟与频谱测量
Research and Design of 3.5GHz WiMAX Radiofrequency Front-end Circuits;
3.5GHz WiMAX射频前端电路的研究与设计
2.4GHz WLAN RF Front-End Circuit Design;
2.4GHz无线局域网射频前端电路设计
The Design of CMOS Rfic Power Amplifier;
CMOS射频集成电路功率放大器设计
Design of Baseband Circuit Based on RF Front-End of GPS;
基于GPS射频前端的基带电路设计
Research and Design on Radio Frequency Front End Circuit of 915MHz Reader;
915MHz读写器的射频前端电路研究与设计
The research and implementation of low power CMOS radio frequency integrated circuits;
低功耗CMOS射频集成电路的设计与研究
Investigation of On-chip ESD Protection for RF CMOS Integrated Circuits
CMOS射频集成电路片上ESD防护研究
Design of 4.2 GHz CMOS RF Front-end
4·2GHz CMOS射频前端电路设计
Train Electro-passport System Based on RFIC Card
基于射频IC卡的列车电子路票系统
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