光纤通信技术的飞速发展带动了光纤测试仪器的发展。本文根据理论和实验分析的结果,使用嵌入式系统实现了对光纤的在线检测。该检测仪表可以在不中断光纤通信的情况下对光纤进行检测,极大的降低了对光纤通信系统的影响,对光纤通信系统具有 重要意义。 关键词:弯曲损耗;嵌入式系统;在线检测;光检测器 Abstract: With the rapid development of optical communication technology, the fiber detecting instrument has developed quickly. In this paper, According to the theory and analysis of experiment data, the fiber online detecting instrument was accomplished, using the embed system. This instrument can detect fiber without interrupting the communication, which has greatly reduced the impact to fiber communication system, and has important meaning to it. Key words:bending loss; embed system; online detection; optical detector