Zlg_Modbus

modbus 协议文本，介绍MODBUS协议的所有内容，(Modbus text of the agreement to introduce all the elements of MODBUS protocol,)

三个参数不同的gabor滤波器设计，包括图片和源代码(Three parameters of different gabor filter design, including images and source code)

在高斯白噪声信道和莱斯信道下调制方式为qpsk的基本通信系统的误码率仿真 (In the Gaussian white noise channel and Rice channel qpsk modulation method is the basic communication system BER simulation)

说明：  通过MATLAB做一个用户登录的GUI页面，实现登录、注册等功能(Make a user login GUI page through MATLAB to realize login, registration and other functions.)

AWGN信道中，如何用代码实现DCSK调制方法以及系统的误码性能的分析情况(AWGN channel, DCSK system error performance)

说明：  维纳滤波matlab代码，对语音去噪有较明显效果，可做去噪算法借鉴(Wiener filter matlab code,It has obvious effect on speech denoising and can be used for reference in denoising algorithm)

瑞利衰落信道建模 误码率、传输速率 多径传输(Rayleigh fading channel modeling Bit error rate and transmission rate Multipath transmission)

调制信号的高阶累积量仿真，包括16qam，32qam，BPSK,QPSK,4ASK(Simulation of higher order cumulants of modulation signals, including 16QAM, 32qam, BPSK, QPSK, 4ASK)

QPSK的编译 设定噪声为高斯白噪声，对2ASK、2FSK、2PSK、2DPSK等各种调制方式及相应的主要解调方式下（分相干与非相干）的误码率进行统计，并与理论值进行比较，以图形方式表示误码率与信噪比间的关系。(QPSK compiled Set the noise is Gaussian white noise, right 2ASK, 2FSK, 2PSK, 2DPSK variety of modulation and demodulation mode corresponding to the main (sub-coherent and non-coherent) error rate statistics, and with the theoretical value comparison, a graphical representation of bit error rate and SNR relationships.)

仿真MIMO信道容量与信噪比和发收天线数目的关系，(Simulated MIMO Channel Capacity)