This paper proposes a technique to design wideband digitized receiver based on polyphase filtering.
提出了一种多相滤波的宽带数字化接收机的设计技术；
It could overcome the transmission interference, and could be the fore part of the VLF digitized receiver.
此方案可有效解决甚低频信号传输中的干扰问题，并为下一步的甚低频信号数字处理提供了基础。
The basic principle, design and FPGA implementation of polyphase filtering are discussed, and implementation project of wideband digitized receiver based on polyphase filtering is given.
讨论了多相滤波的基本原理、设计及FPGA实现，给出了多相滤波的中频数字化接收机的实现方案。
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