A wavelength swept laser-based demodulation method for long-distance fiber Bragg grating sensing

被引：0

作者：

Sun, Jinxiang ^{[1
]}

Zhang, Zhiguo ^{[1
]}

Li, Luming ^{[2
]}

Yan, Zhehao ^{[1
]}

Zhou, Rui ^{[1
]}

Zhai, Tong ^{[1
]}

Chen, Jiangxing ^{[2
]}

Liu, Xing ^{[2
]}

机构：

[1] Beijing Univ Posts & Telecommun, State Key Lab Informat Photon & Opt Commun, Beijing 100876, Peoples R China

[2] Jiangxi Elect Power Co, Informat & Commun Branch, Nanchang 330029, Jiangxi, Peoples R China

来源：

2019 24TH OPTOELECTRONICS AND COMMUNICATIONS CONFERENCE (OECC) AND 2019 INTERNATIONAL CONFERENCE ON PHOTONICS IN SWITCHING AND COMPUTING (PSC) | 2019年

基金：

中国国家自然科学基金;

关键词：

Long distance sensing; FBG demodulation; Rayleigh scattering; wavelength measurement;

D O I：

暂无

中图分类号：

TM [电工技术]; TN [电子技术、通信技术];

学科分类号：

0808 ; 0809 ;

摘要：

A novel long distance fiber Bragg grating (FBG) demodulation scheme which can eliminate the influence of Rayleigh scattering is proposed. It can detect changes of FBG reflection wavelengths 100km away with an accuracy about 20 pm.

引用

页数：3