Optical Time Domain Reflectometer(TDR) is a measuring instrument that is essential for optical fiber communication. 光时域反射计(TDR)非光纤通信必出无否长的的测量仪器。
The output signal characteristics of optical time domain reflectometer ( OTDR ) are deduced and analyzed by optimizing the structure parameters of the two rings cavity lengths and coupling ratios. 通过计算机仿真,给出了用光时域反射计(TDR)(OTDR)探测到的光纤转动传感器输出信号的特性,利用优化的环长和分光比两结构参量,分析了模拟结果。
Real-time Wavelet Transform Based Coherent detecting Brillouin Optical Time Domain Reflectometer(TDR) 基于实时小波变换信号处理的相干检测布里渊光时域反射计(TDR)
A real-time monitoring technology for safety and leakage of oil pipeline based on theories of optical time domain reflectometer ( ODTR ) and the distributed optical fiber sensor were introduced. 提出一种基于光时域反射原理(ODTR)和分布式光纤传感原理实现输油管道泄漏安全实时监测的技术。
For the optical time domain reflectometer ( OTDR ), the factors that impact optical fiber transmission characteristics and the principles of Rayleigh scattering and Fresnel reflection are analyzed. The principle and configuation of OTDR are studied, and the main technical specifications of OTDR are discussed. 对于光时域反射计(TDR)(OTDR)技术,分析了影响光纤传输特性的因素及瑞利散射和菲涅尔反射的原理;研究了OTDR的工作原理及组成,同时讨论了OTDR的主要技术指标。