Multirate filters provide a practical approach to designing and implementing finite response (FIR) filters with narrow spectral constraints. By changing the input data rate at one or more intermediate points the filter lengths and computational rates

Multirate filters implementation using matlab

Implementing and studying the performance of FIR filter. Implementation and study of IIR filters Quantisation of continuous signals Multirate signal Processing Convolution of signals

本文描述了使用多相滤波器组实现数字接收机中的符号同步的方法。(This paper describes the use of a polyphase filter- bank to perform the interpolations required for symbol timing synchronization in a sampled-data receiver.)