雷达中的信号相干积累，使得信号的信噪比提升N倍。-Coherent integration radar signal, so the signal to noise ratio enhancement N times.

Modeling and simulation pwm rectifier Multi-target tracking particle filter, ML estimation method can be a good signal to noise ratio.

Includes the modulation, demodulation, signal to noise ratio calculation, cordic matlab simulation algorithm, Modern signal processing used in the spectral estimation in matlab.