基于GIS的城市区域噪声空间分析.City Regional Noise Based on GIS spatial analysis.-City Regional Noise Based on GIS spatial analysis.

带瑞丽衰落信道高斯白噪声的QPSK调制解调信道,可以得到功率谱波形和星座图-With QPSK modulation demodulation of ruili fading channel gaussian white noise channel, the power spectrum waveform and the constellation diagram can be obtained

自适应噪声抵消,matlab,基于自适应滤波器的噪声抵消系统设计,-Adaptive noise cancellation, matlab, based on adaptive noise cancellation system design of the filter,