GPSreceiver

低通滤波器，低通滤波器 低通滤波器 低通滤波器 低通滤波器 (low-pass filter, Low-pass filter l ow-pass filter l ow-pass filter l ow-pass filter low-pass filter)

PCM编码译码的matlab代码，设一个输入量，对其进行通信原理仿真。(The MAT code of the PCM code decoding, set an input quantity, and simulate the communication principle.)

Acoustic Noise cancellation

本代码描述了OFDM/OQAM的基本仿真框架，AWGN信道下的ber性能。OFDM/OQAM 是一种很好的多载波系统。(This code describes the basic simulation framework for OFDM/OQAM ber performance in the AWGN channel. OFDM/OQAM is a good multi-carrier system.)

一个用于GPS平差的小算法模型，包含间接平差和网平差(Small algorithm model for adjustment of GPS, including indirect adjustment and net adjustment)

说明：  转化地震波数据，得到DAT文件的功能，能很好满足使用(The function of DAT file by transforming seismic wave data)

NRZI仿真程序,可以直接生成波形~使用M文件(NRZI simulation procedures can be directly used to generate waveforms ~ M documents)

这是一个外国学者发过来的关于OFDM信号频偏估计的代码，程序真实有效可靠(This is a foreign scholar sent on the OFDM signal frequency offset estimation code, the program is really effective and reliable)

将UTM下的平面坐标转换为地理坐标，参考椭球均为WGS84(Converts the plane coordinates under UTM to geographical coordinates)

说明：  线性调频信号去斜处理，可以获得回波的时延信息。(LFM siganl's Stretch process, the delay of the echo signal can be obtianed.)