设计和实施RF前端用于超宽带和高灵敏度信号接收
Shengfa Xu1,2, Qianhui Li2, Xiongjun Fu1
1Beijing Institute of Technology, Beijing 100081, China.
The Review of scientific instruments
|December 18, 2025
概括
本研究介绍了一种新型超宽带 (UWB) 接收器前端,旨在实现高灵敏度和减少杂乱干扰. 新设计增强了UWB射频信号接收能力,克服了传统系统的局限性.
科学领域:
- 电气工程 电气工程
- 信号处理 信号处理
- 无线电频率 (RF) 工程
背景情况:
- 超宽带 (UWB) 接收器设计面临着强大的杂乱干扰和低前端灵敏度的挑战.
- 传统的UWB接收器很难有效地管理干扰和检测弱信号.
研究的目的:
- 建议和详细设计和实施高灵敏度UWB射频信号接收前端.
- 克服现有的UWB接收器技术的局限性.
主要方法:
- 在前端设计中使用了基于频率细分的结构.
- 灵敏度分析和优化在设计阶段被纳入.
主要成果:
- 拟议的前端实现了超过1GHz的最大分析带宽.
- 它在30MHz至26.5GHz的超宽频段内运行.
- 在1kHz噪声带宽内,实现了高灵敏度信号接收到-125dBm.
结论:
- 开发的UWB接收器前端有效地解决了杂乱干扰和低灵敏度问题.
- 该设计展示了UWB射频信号接收的卓越性能.
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