一种光时域反射计及其对光纤进行检测的方法技术

一种光时域反射计及其对光纤进行检测的方法，涉及光通信领域，能够减少业务信号对PN码序列相关性的影响，提升光时域反射计的检测精度。光时域反射计包括：业务信号生成器(10)，与业务信号生成器(10)连接的信号耦合器(20)，与信号耦合器(20)连接的电光调制器(30)，与电光调制器(30)连接的传输器(40)，与传输器(40)连接的光电检测器(50)，与光电检测器(50)连接的模数转换器(60)，光时域反射计还包括：与业务信号生成器(10)、信号耦合器(20)和模数转换器(60)均连接的数字信号处理器(70)，用于生成补偿数据和PN码序列，并接收模数转换器发送的采样信号，根据补偿数据、PN码序列和采样信号，计算第一光纤函数。

Optical time domain reflectometer and method for detecting optical fiber

The invention relates to an optical time domain reflectometer and a method for detecting the optical fiber, relating to the field of optical communication, which can reduce the influence of the service signal on the correlation of the PN code sequence and improve the detection precision of the optical time domain reflectometer. Optical time domain reflectometer comprises a service signal generator (10), and business signal generator (10) signal coupler connection (20), and a signal coupler (20) connected to the electro-optic modulator (30), and (30) electro-optic modulator (40) connected to the transmitter, and the transmitter (40) connected with the photoelectric detector (50), and a photoelectric detector (50) connected with the analog-to-digital converter (60), optical time domain reflectometer also includes a signal generator and business (10), signal coupler (20) and analog-to-digital converter (60) are connected to the digital signal processor (70), used to generate the compensation data and the PN code sequence sampling send and receive signal analog-to-digital converter, according to the compensation data, PN code sequence and signal sampling, calculation of the first optical fiber function.

【技术实现步骤摘要】
【国外来华专利技术】PCT国内申请，说明书已公开。

【技术保护点】
PCT国内申请，权利要求书已公开。

【技术特征摘要】
【国外来华专利技术】PCT国内申请，...

【专利技术属性】
技术研发人员：罗小东，黄延穗，邓宁，
申请(专利权)人：华为技术有限公司，
类型：发明
国别省市：广东,44