Short_time_FFT_with_octave_smooth

数字通信中经常用到的几种调制方式仿真，包括ASK调制，OOK调制，FSK调制，BPSK调制等，将该代码理解透彻能够对数字系统中的调制解调方式有着更深入的认识，绝对的好东西，有时间会效代码中的各条语句添加上注释(Frequently used in digital communication several modulation simulation, including the ASK modulation, OOK modulation, FSK modulation, BPSK modulation, a thorough understanding of the code for digital modulation and demodulation system has a more in-depth understanding of the absolute good things, time will be valid code on each statement to add comment)

在DSP上运行的一段C程序源代码，包括对串口芯片16c954进行初始化及读、写操作函数(Running in the DSP section of C source code, including the serial 16C954 chip to initialize and read, write operation function)

说明：  GPS 整周模糊度求解的lambda方法，通过matlab仿真进行实现。(The lambda method of GPS ambiguity resolution is realized by MATLAB simulation.)

数字信号处理文档：在matlab下，对音频信号，图像信号以及视频信号的采集和处理。(Digital signal processing document: In matlab, the audio signal, the image signal and the video signal acquisition and processing.)

说明：  基带信号QPSK和16QAM的调制仿真，绘制误码率和误符号率的曲线(Base band signal QPSK and 16QAM modulation simulation, drawing error rate and error symbol rate curve.)

该程序全面仿真了蜂窝小区，主要是信道分配、切换等(The program overall simulation of a honeycomb village, mainly is the channel allocation, switch, etc )

matlab版读取串口gps信息的图像化程序(A GUI program of matlab reads gps info from GPS by rs232 port。)

说明：  OFDM通信系统的仿真代码，可用作数字通信的分析参考(The simulation code of OFDM communication system can be used as analysis reference of digital communication.)

说明：  WIRELESS CHANNEL MIMO

信号处理、检测。CHAP全称是PPP（点对点协议）询问握手认证协议 （Challenge Handshake Authentication Protocol）。(Noise, signal processing, detection, waveform. The full name of CHAP is PPP (Point-to-Point Protocol) Challenge Handshake Authentication Protocol.)