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QPSK调制matlab程序 包括基带成型滤波器 （升余弦滤波器）(QPSK modulation Matlab procedures including baseband shaping filter (or cosine filter))

此文档介绍了DSP编程中，对TI的实时操作系统的应用介绍。(This document describes the DSP programming, real-time operating system on the TI application introduction.)

16QAM信号在高斯信道与瑞丽信道下的调制解调，误码率计算(Modulation and demodulation of 16QAM signals in Gaussian channel and Rayleigh channel, calculation of bit error rate)

MIMO OFDM matlab仿真实现(MIMO OFDM matlab simulation)

TD-LTE下行传输采用了MIMO-OFDM的物理层构架，通过最多4个发射天线并行传输多个（最多4个）数据流，能够有效地提高峰值传输速率。LTE的物理层处理过程中，预编码是其核心功能模块，物理下行共享信道的几种主要传输模式都是通过预编码实现的。(The td-scdma LTE downlink transmission adopted MIMO - OFDM frame, the physical transmission antennas parallel transmission by up to four more (up to 4) data flow, can effectively improve the peak transmission rate.LTE) in the process of the physical layer of precoding is its core function module, several kinds of main physical downlink Shared channel transmission model is achieved by precoding.)

说明：  64QAM的调制解调程序，用硬判决(Of 64QAM modulation and demodulation process, with a hard decision)

说明：  多频移键控，水声通信代码，实现水下通信。。(Multi-frequency shift keying, underwater acoustic communication code, underwater communication)

一种根据大象习性创造的新型优化算法，与遗传算法、粒子群等具有相同的功能(An optimization algorithm)

说明：  通信系统中的simulink仿真，不同信道的误码率性能以及数字通信中的自适应均衡，语音压缩技术中的线性预测编码，RLS干扰抑制等(Simulink simulation in communication system, bit error rate performance of different channels and adaptive equalization in digital communication, linear predictive coding in speech compression technology, RLS interference suppression, etc)

TMS320C6678 GPIO源代码，TMS320C6678是TI公司推出的一款8核DSP，具有强大的并行处理能力，GPIO主要用于通用管脚的输入输出，可以响应中断，代码书写简单，可以用于简单的命令控制(TMS320C6678 GPIO source code, TMS320C6678 is TI has introduced an 8-core DSP, a powerful parallel processing capability, GPIO mainly used for general purpose input and output pins that can respond to the interrupt, write simple code, can be used for simple command control)