A φ-OTDR using Direct Digital Synthesis of Chirps and Sidelobe Suppression with Nonlinear Frequency Modulation

Yonas Muanenda,Stefano Faralli,Claudio J. Oton,Philippe Velha,Fabrizio Di Pasquale

optical fiber sensors conference（2021）

引用 0|浏览15

暂无评分

摘要

We experimentally demonstrate a novel φ-OTDR scheme using direct digital synthesis of chirps and advanced matched filtering with nonlinear frequency modulation providing ~16 dB improvement in effective suppression of autocorrelation sidelobes over conventional linear chirping.

查看译文

AI 理解论文

溯源树

样例

生成溯源树，研究论文发展脉络

Chat Paper

正在生成论文摘要