FIR滤波器设计，包括butterworth，Chebyshev滤波器，分为低通，高通和带通。-FIR filter design, including butterworth, Chebyshev filter, divided into low pass, qualcomm and band-pass.

MAX262是CMOS双二阶通用开关电容有源滤波器，由微处理器精确控制滤波函数。可构成各种带通、低通、高通、陷波和全通配置，且不需外部元件。每个MAX262器件含有两个二阶滤波器，在程序控制下设置中心频率f0、品质因数Q和滤波器工作方式。包括MAX262详细说明，工作方式，滤波器设计过程，应用举例，设计举例。 -MAX262 is a CMOS switched-capacitor general biquad active filter, filter function by the prec

几个关于数字图像处理入门的程序，包括直方图均衡、中值滤波、低通及高通滤波、图像恢复等。-Several procedures on the entry of digital image processing, including histogram equalization, median filter, low-pass and high-pass filtering, image restoration.