Chepstow-keying-orthogonality

大学时的毕业论文，OFDM降低峰均比的方法论文(Thesis at the university, OFDM PAPR reducing methods papers)

说明：  基于matlab5g工具包，进行一定修改，使得信道估计和均衡效果更好(Based MatLab 5G Toolbox, make greater result)

matlab实现光通信中的几个关键的调制格式，包括OOK，DQPSK，DPSK等(matlab OOK DQPSK DPSK)

基于MATLAB用窗函数设计FIR滤波器，并验证滤波效果(Design FIR filter based on MATLAB with window function and verify filter effect)

MIMO systems with efficient sum rate analysis

说明：  基于MUSIC算法，能够实现任意线阵的到达角估计，并分析信噪比等因素对估角精度的影响。(Based on music algorithm, DOA estimation of any linear array can be realized.)

信源产生、信道编码、调制、信道传输、解调、信道译码、差错比较等通信过程的Simulink仿真方法。分析几种调制方式（2FSK、2PSK、QPSK、16PSK、16QAM）在不同信噪比下的通信质量。(Generated source, channel coding, modulation, channel transmission, demodulation, channel decoding, error comparison of the communication process of the Simulink simulation. Analysis of several modulation (2FSK, 2PSK, QPSK, 16PSK, 16QAM) in different SNR communication quality.)

说明：  基于MATLAB语言实现了BPSK、QPSK和QAM在数字通信中的误码率性能，并与理论性能进行了比较。实现了两个发射天线的分集，分析了分集提高误码率性能的原因和实质。(Based on MATLAB language, the BER performance of BPSK, QPSK and QAM in digital communication is realized and compared with the theoretical performance. The diversity of two transmit antennas is realized, and the reason and essence of diversity improving BER performance are analyzed.)

电力线信道噪声模型matlab仿真，在输入端把脉冲噪声模型放入电力线OFDM通信系统，输出端用特定算法解码。(The algorithm estimates the impulsive noise in powerline communication, and subtract out an estimate of the impulsive noise in the current OFDM frame.)

基于MATLAB的OFDM系统仿真及分析（16QAM调制后星座图 OFDM载波幅度谱，相位谱，OFDM时域和频域分析 加窗后OFDM频谱分析 循环前缀对星座点的影响 ） (ofdm )