QAM16

说明：  ofdm system 1. applyOFDMChannel 2. calculateOFDMBER 3. generateOFDMSignal 4. getOFDMPreambleAndPilot 5. OFDMReceiver 6. OFDMSynchronizationExample 7. OFDMTransmitter 8. processOFDMScopes 9. receiveOFDMSignal

说明：  opnet学习入门视频教程 这个对初学者很有用的(opnet Getting Started video tutorial to learn this very useful for beginners)

热分析实例，包含结构，动力学等的实例，帮你了解ansys的运用(Thermal analysis as an example, structure, dynamics, etc., to help you understand the use of ansys)

OPNET14.5的帮助文档，几乎所有的现行阶段的教材都是由该软件帮助文档改编或缩减而成，所以该文档为OPNET学习者必备手册之一。(OPNET14.5 the help of documents, almost all of the current phase of the teaching materials are adapted to the software help files or reduced form, so the document must have the manual for one of OPNET learners.)

说明：  turbo c 绘制船并裁剪，感觉不错，可以使用，你值得拥有(turbo c plotted ship and cutting, feeling good, you can use, you deserve)

基于vhdl的按键检测程序。可以有效消除抖动(vhdl key dectect program)

阵列信号处理中的自适应波束形成技术，采用线性最小方差准则，加切比雪夫窗处理。(Adaptive beamforming in array signal processing is generated by LCMV criterion and Chebyshev window.)

一篇关于四桥臂有源电力滤波器关键技术研究的文章(research on the key issues of the four-leg active power filter)

defination quadrature amplitude modulation

说明：  频谱感知，生成采样频率，进行能量检测，采用matlab算法(Spectrum sensing, generation of sampling frequency, energy detection, using matlab algorithm)