cdf4mul4

说明：  这是一个C语言实现的一阶到六阶的IIR滤波器程序,用于TI TMS320C5416 Texas 工具(This is a C-language-implemented first-to-sixth-order IIR filter program for the TI TMS320C5416 Texas tool)

对无线通信环境下的多径衰落和阴影衰落进行的建模。给出了一些仿真的建议(Modeling on multi-path effect and shadowing under wireless communication system. And this code gives some advice on simulation of these situation.)

说明：  数字预失真（dpd）原理matlab仿真，对学习研究比较有帮助(Matlab simulation of digital predistortion (DPD) principle is helpful to study)

所有有关DOA估计的程序和代码，相当于一个完整的工具箱(All programs and codes related to DOA estimation are equivalent to a complete toolbox.)

多线程串口编程，程序是使用arm加华为的GPRS模块进行测试 方便大家修改(Multithread serial programming, program is to use the arm GPRS module testing Huawei to facilitate change)

说明：  psk调制,在matlab命令区输入bpskdigital[1 0 1 1 0 0 1 0],1]按运行,即可看到调制波(Psk modulation, input bpskdigital [1 0 1 0 0 0] in the matlab command area, 1] press operation, you can see the modulation wave)

在ofdm调制中运用压缩感知中OMP算法进行信道估计并与LS算法进行比较(Ofdm modulation using compressed sensing OMP algorithm for channel estimation and comparison with the LS algorithm)

默认产生（0，1）的高斯随机数，参数可调(Gauss random number (0,1) is generated by default with adjustable parameters.)

turbo码的译码，以及包含LOGMAP和SOVA两种算法(turbo code decoding, and includes two algorithms LOGMAP and SOVA)

MIMO系统中的功率分配，包括经典的注水算法功率分配程序(MIMO system in power distribution, including the classic water-filling algorithm power allocation procedures)