設計數位帶通濾波器其通帶邊緣頻率Fp1=100Hz Fp2=4000Hz ,止帶邊緣頻率 Fs1=20Hz Fs2=4100Hz αp=2dB αs=16dB-design a bandpass IIR digital filter passband edge1 100Hz stopband edge1 20Hz passband edge2 4000Hz stopband edge1 4100Hz passband ripple 2 dB minimum stopband at

阐述了GPS坐标时间序列分析的原理和方法，包括线性拟合、相关函数法、AR（P）模型预测、功率谱、小波谱以及小波熵，通过仿真实验验证了各种方法的优点。-2. The theory and methods of GPS coordinate time series analysis are expounded, including linear fitting, correlation function, AR (P) model prediction, power spectrum, wavele