A Nonlinear Mirror Structure to Improve the Performance of the Distributed Fiber Temperature Sensor

• 作 者: Yang Chen Yong Liu Xiao-Li Zho
• 机 构: KeyLaboratoryofBroadbandOpticalFiberTransmission＆CommunicationNetworks
• 出 处: 中国电子科技：英文版
• 发表日期: 2008年4期
• 关键词: 分布式感应 纤维传感 非线性反射 喇曼散射 温度敏感器 Distributed Sensing fiber sensing nonlinear mirror
• 基金项目: This work was supported by the National Natural Science Foundation of China under Grant No.60377021, partially supported by Program for New Century Excellent Talents in University under Grant No. NCET

A novel nonlinear mirror structure which can increase the optical signal-to-noise ratio of a distributed fiber Raman temperature sensor is proposed, and 6 dB improvement of the optical signal-to-noise ratio is obtained. With the assistance of the nonlinea