Digital downconversion plays a key role in the digitized and software-oriented process of the receiver system.
数字下变频在接收系统的数字化和软件化过程中起到了至关重要的作用。
2
This paper analyzes the digital downconversion (DDC) of wideband reconnaissance receiver IF digital signal based on polyphase filtering.
分析了基于多相滤波结构的宽带侦察接收机中频数字信号下变频处理方法。
3
This paper deals with the design and implementation of Digital Up Conversion and Digital DownConversion based on the field-programmable gate array (FPGA).