sky_wave_detection

说明：  正交频分复用中当调制方式采用QDPSK时的解调程序(A Demodulation Program when QDPSK is used in orthogonal Frequency Division Multiplexing)

mathwork公司提供的用于设计生成dsp滤波器代码的算法(dsp filter code generation by mathwork)

ADI adsp_21262 并口flash driver(ADI adsp_21262 parallel port driver)

OFDM系统matlab仿真，（完美的OFDM仿真程序MATLAB），可以正常运行(OFDM system simulation matlab, (perfect OFDM simulation program MATLAB), you can run)

说明：  基于窗函数的FIR滤波器设计，窗函数可以采用多种，本次使用的是矩形窗。(FIR filter design based on window function, window function can be used a variety of, the use of rectangular window.)

说明：  qpsk的调制解调，使用simulink实现(QPSK modulation and demodulation, using Simulink to achieve)

word文档对球形译码的理论原理和仿真结果进行了分析 1.sphereandML是主程序，性能接近最大似然ML检测，调用了spheredecode和spheredecodeinf两个子程序； 2.main_spheretoML是主程序，性能达到最大似然NL检测，调用了spheredecodetoML和spheredecodeinftoML两个子程序。(word document on the theory of spherical decoding theory and simulation results are analyzed 1.sphereandML are the main program, performance close to the maximum likelihood ML detection, call the spheredecode and two spheredecodeinf subprogram 2.main_spheretoML are the main program, to achieve maximum performance Ran Detect NL, call a subroutine spheredecodetoML and two spheredecodeinftoML.)

基于DSP5509的SDRAM应用实例，含有CCS4环境下的编程源代码(DSP5509 SDRAM example based on the CCS4 environment)

DVB-T 2K Reception.DVB-T 2K 接收机matlab源代码。(DVB-T 2K Reception.DVB-T 2K receiver matlab source code.)

mathcad直流电机设计源文件，包含电机设计常见的参数计算过程。对于电机计算具有一定参考价值(mathcad DC motor design source file that contains common motor design parameters calculation. The motor has a certain reference value calculation)