nihe_youhua3

说明：  ADPCM的matlab程序，包括编码和解码两部分，标准G。721编解码。(ADPCM the matlab program, including the encoding and decoding of two parts, the standard G. 721 codec.)

The system is about simple Vector Control of Permanent Magnet Synchronous Motor. The speed controller is using PI controller and the current controller is using Hysteresis band.

This programe provides SER analysis of amplify and forward cooperative protocol using QPSK modulation. Results are compared with theoratical results for QPSK modulation with AWGN and Rayleigh fading channels

基于matlab的电压源型整流器的仿真，可以通过最后的波形得出结论(Type of voltage source rectifier based on matlab simulation, can pass the final waveform concluded )

认知无线电系统中，瑞利信道条件下的能量检测算法实现的频谱感知方法。(Cognitive radio systems, Rayleigh channel conditions energy detection method for spectrum sensing algorithm.)

说明：  改进的gmm（高斯混合模型）算法，是单一高斯几率密度函数的衍生(Improved gmm (GMM) algorithm, a single Gaussian probability density function of the derivative)

利用交又我们有可能由父代个体在子代组合成具有更高适合度的个体。(For this part, you are allowed 30 minutes to write a composition on the topic Why Do People Like to Buy Lotteries?)

说明：  UWB超宽带通信系统中QOS实现的仿真代码(UWB Ultra-wideband communication systems to achieve the simulation code QOS)

HART协议文本，很难找到的，对开发HART协议相关特别有用。(HART text of the agreement, it is difficult to find, on the development of HART protocol related particularly useful.)

说明：  非平稳信号的一些处理函数，包括计算瞬时频率和群延迟及非平稳信号的生成。(Some non-stationary signal processing functions, including the calculation of the instantaneous frequency and group delay and non-stationary signal generation.)