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C# winform记住密码及自动登陆源码，仿QQ界面设计

该资源适用于电信行业校园招聘考试的学生做的参考题目

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PWM整流器的双闭环控制系统设计与仿真研究VoL, 46 No 5172009Electrical Measurement &InstrumentationJan.2009PWM=4CT=5ⅤSRPWMGMatlab/Simulink PowerSystem BlockⅤSR600VY/A240V500kWVSRL=0.008HR=0.0019VSR600VFig. 6 The simplified diagram of three-phase VSrT=0.001svoltage control svstem0.002skp=327;=133.3K=6T=0.025K,1+T0.5T0.75K;1+TsⅤSRT CS Ts+1v2500620………200061015001000590---------0500570上!…-1000+“++“+“=++mm==}==m=+…==b560…20000.203040.50.6070.80.925000450460470480490.50.510520530.54(a)整流器直流侧输出电压(b)整流器交流侧电压与电流曲线70600r”…0.94000.730020002上-:+--100l-0.10.350.40.450.50.550.60.650.70.15030.35040.450.50.550.60.550.70.75(c)系统无功与有功的变化曲线(d)电流跟踪电流给定值的变化曲线图7三相ⅤSR双闭环系統响应曲线Fig 7 Response curves of double closed-loop control of three phase VSR control systemC1994-2010ChinaAcademicJOurnalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net517ol,46No.5172009Electrical measurement &InstrumentationJan.2009PWMPWM7 d2003.1062-148.Zhang Chun -Wei, Zhang Xing. PWM Rectifier and Control [M]. Bei JinChina machine press. 2003. 10: 62-1481980600vLi You-Shan.The Principle of automatic control M. Bei ing: NationalVSRDefense Industry Press. 19808,2004,21(3):30-33Ma Hui, Liu Jin-Fang, Liu Bing -Shuai. Improved triangle-wave pulsewidth modulation current control method for activc powcr filter[J]. Elcetric1000Power Automation Equipment, 2004, 21(3: 30-33.14PWM5002006.11,26(11):87-91Zhu Yong-Liang, Ma ilui, Zhang Zong-lian. Dual closed-loop control forthree -phase high -power -factor PWM rectifier J.Electric PowerAuloImal ion Equipment, 2006. 11, 26(11): 87-91[5Ye Y, Kazerani M, Quintana V HA novel modeling and method for100three-phase PWM converters PESC 2001 IEEE 32 Annual 2001, 1: 10215001070310320330340350.360.370.380.3904041图8逆变状态下交流侧电压与电流波形19858138-181.Wei Ze-Guo. The principle and application of the silicon control cascadeFig 8 The curves of the VSR voltage control system inM]. BeiJing: Metallurgy Industry Press, 1985.8: 138-181Inversion stateoEmail:luckdd(@163.comi1950-PWM1974PW8-0905MEASUREMENT AND CONTROL TECHNOLOGY, 2006. ( 3): 28-30ⅤXIVISA00.1991:4548Wang Hou-jun, Tian Shu-lin. Chen Guang- ju Lu Ming. Dc sign of VIsAI/Yang Guo-yhong, Zhou Hony, Y Feny, Wany Ie -yu. Eveils Handlling O Library of Fmbedtled VXI Comlrllers [J]. MEASUREMENT AD)Mcchanism Implementation of VISA J]. MEASUREMENT ANDCONTROL TECHNOLOGY, 2001, 2009): 19-22CONTROL TECHNOLOGY, 2000, 19(9): 45-48USB-GPIB(1958-)2004[6USB-GPIBVISAEmail watyxw aillueledileu,2006,43(1150-531984-WANG Xue-wei ZHANG Wei-wei Developmenl of the VISA FunclionE mail longyangxia@a 126:0ILib for USB-GPIB Controller and its Visual C++ Application J]ELECTRICAL MEASUREMENT INSTRUMENTATION, 2006,(Il)2008-10-0651-5376C1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net

【实例简介】多传感器融合中DS证据理论的实现代码，简单好用，容易看懂，且可运行

从无线电通信技术基础入手，介绍了有关通信接收机的原理和特性，并以此为基础重点阐述了有关接收机设计的内容。《通信接收机:DSP、软件无线电和设计(第3版)》用详实的内容、大量的公式、示例以及表格把接收机设计基础的内容完整而细致的展现在读者面前。而且，为了适应新技术的发展，这次的第三版除了对原有内容进行了大量更新，提供了许多有关最新技术以及数字技术的信息之外，还保留了接收机设计的基本原理。全书共分为10章，分别详细介绍了无线电通信系统、无线传输、噪声、数字信号处理以及调制理论和技术的基本知识，无线电接收机的重要特性，接收机系统规划，天线和天线匹配，放大器设计和增益控制技术，各种类型的混频器，本地

mes开发源码

该代码是基于FPGA的数字示波器的代码，编程语言是verilog，开发环境是Quartus II

【实例简介】FPGA用Verilog编写VGA接口，可接在电脑显示器上

01 雷达总体概括02 雷达信号处理类型和定义03 FPGA_DSP_PPC_ARM总体简介04 雷达信号处理仿真05 FPGA具体硬件模块06 雷达理论使用FPGA实现07 雷达抗干扰措施和仿真08 雷达抗干扰FPGA实现09 新体制雷达和具体实现10 雷达总体总结