介绍了一种新型本征型法布里-珀罗温度传感器,通过焊接的方法将一段多模光纤和单模光纤熔接在一起,制作过程仅通过光纤切割及光纤熔接实现,方法简单且重复性好。温度实验证明,该本征型法布里-珀罗温度传感器灵敏度为0.002 93μm/℃,并且损耗仅为0.3dB,这种制作工艺简单、重复性高的光纤温度传感器在分布式传感网络中具有很大的应用潜力。 A novel eigenvalue Fabry-Perot temperature sensor is introduced. A multimode optical fiber and a single-mode optical fiber are welded by a welding method. The manufacturing process is realized only by fiber cutting and optical fiber fusion. The method is simple and repeatability it is good. Temperature experiments show that the intrinsic Fabry-Perot temperature sensor sensitivity of 0.002 93μm / ℃, and the loss of only 0.3dB, this production process is simple, highly repeatable fiber temperature sensor in the distributed sensing network Has great potential for application.