Expand this Topic clickable element to expand a topic
Skip to content
Optica Publishing Group

Twenty-fold Enlargement of QDAS Bandwidth Utilizing Orthogonal Codes on the Same Carrier

Not Accessible

Your library or personal account may give you access

Abstract

With orthogonal codes on the same carrier as the probing signal, the scan-rate of quasi-distributed acoustic sensing system is enlarged by 20 times, with 10 kHz sensing bandwidth on 99.4 km sensing fiber.

© 2022 The Author(s)

PDF Article
More Like This
Quasi-distributed acoustic sensing with tripled response bandwidth based on time division multiplexing

Zitan Wang, Jialin Jiang, Zinan Wang, Ji Xiong, and Yunjiang Rao
T3.35 Optical Fiber Sensors (OFS) 2020

Three-components fiber-optic quasi-distributed acoustic sensing (3C-QDAS)

Lixia Zhang, Qiang Jing, Bing Han, Yunjiang Rao, Wenhui Li, Peilian Xin, Tianyuan Yang, Yuan Gong, Zengling Ran, and Tianqi Shao
Th4.75 Optical Fiber Sensors (OFS) 2022

High performance CP-ΦOTDR utilizing the negative band

Ji Xiong, Zinan Wang, Yue Wu, Yongxiang Chen, Jiaqi Li, and Yunjiang Rao
FB5 Optical Fiber Sensors (OFS) 2018

Select as filters


Select Topics Cancel
© Copyright 2024 | Optica Publishing Group. All Rights Reserved