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。
The results of computer simulation and FPGA simulation indicate that a technique to design wideband digitized receiver based on polyphase filtering is feasible , and can neatly implement wid…
计算机仿真结果和现场可编程门阵列仿真结果表明，多相滤波的中频数字化接收机设计方法是可行的，并还可灵活地实现现有专用芯片很难实现的宽带接收技术。
Digital down - conversion (DDC) is an important technique of digitized radar receiver.
数字下变频技术是数字化雷达接收机的关键技术之一。
Digital down conversion 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。
Several means adopted in MEMS technique by using new element and IF digitized are put forward to improve integration of the receiver.
提出了利用微机电系统（MEMS）技术，采用新的元器件以及数字化中频技术来提高接收机集成度的方法。
Finally, the paper gives out a scheme of digitized carrier synchronization loop for software defined radio receiver which is based on the hardware platform composed of FPGA and DSP.
最后给出了一种用FPGA与DSP组成的硬件平台实现软件无线电接收机载波同步环路的方案。
A receiver architecture is presented that utilizes the subsampling concept to down-convert the IF signal to a lower IF before been digitized.
提出了一个欠采样中频收发器的体系结构，它在中频数字化以前先通过欠采样将中频频率变到一个较低的频率。
The design of the carrier recovery loops in an all-digitized QAM receiver is investigated and two cascaded digital carrier recovery loops are proposed.
本文着重研究全数字QAM接收机中载波恢复环路的设计，采用快慢两个数字环路来进行载波恢复。
GPS digitized intermediate frequency signal sampler was used to validate the algorithm of acquisition and tracking of software receiver.
采用GPS中频信号采样器采集实际GPS数据，对搜索和跟踪算法进行了验证。
GPS digitized intermediate frequency signal sampler was used to validate the algorithm of acquisition and tracking of software receiver.
采用GPS中频信号采样器采集实际GPS数据，对搜索和跟踪算法进行了验证。
应用推荐