Method and system for-down-converting a signal
Patent
Overview
Overview
abstract
A system is provided for down-converting a narrow band signal that includes a polyphase filter having a specified number of filter branches. The polyphase filter is operable to decimate the signal by a decimation factor based on the specified number of filter branches. A channel mixer is coupled to the polyphase filter. The channel mixer is periodic with a period of twice the specified number of filter branches.