kasami

实现串口通信 可以收发数据 可以是数字也可以是ASCII(Serial communication)

说明：  实现雷达信号处理仿真，LFMMTIMTD(radar signal processing,including MTI,MTD,LFM signal)

雷达系统，雷达信号中频非相参积累的简单代码(Radar system, radar signal, intermediate frequency, non coherent accumulation, simple code.)

有客户端的聊天软件，可实现网络通讯，对于了解网络编程有帮助(A client chat software, network communications, network programming help for understanding)

一个简单的verlog HDL教程，内容比较详细，可读性较高。(A simple verlog HDL tutorial, more detailed content, high readability.)

针对数字卫星常用的 7 种通信信号调制方式(QPSK、8PSK、16QAM、32QAM、64QAM、16APSK、32APSK)，对零中心归一化瞬时幅度谱密度最大值、四次方谱、幅度、高阶累积量四种特征参数进行了分析，提出了一种联合特征参数的信号调制识别方法．(Aiming at seven communication signal modulation modes commonly used in digital satellite (QPSK, 8PSK, 16QAM, 32QAM, 64QAM, 16APSK and 32APSK), four characteristic parameters of zero-center normalized instantaneous amplitude spectral density, quadratic spectrum, amplitude and high-order cumulant are analyzed, and a signal modulation recognition method of joint characteristic parameters is proposed. Method.)

开关GPRS,定时开启或者关闭，保护流量(TURN ON GPRS OR TURN OFF)

MODBUS通信程序，仪表内部通讯用，RTU格式(MODBUS communication procedures, instrumentation, internal communications, RTU format)

基于matlab-GUI制作的数字通信信号的调制仿真，包括时域、功率谱显示，仿真的调制方式有：ASK、FSK、PSK、QPSK、OQPSK、1/4piQPSK、8PSK、MSK，比较直观易懂，可供需要的同胞参考(this process mainly simulate varity of digital signal modulation,such as ASK、FSK、PSK、QPSK、OQPSK、1/4piQPSK、8PSK、MSK)

Digital Audio Broadcasting System Modeling and Hardware Implementation