CHAPTER 26

Principles and Status of Actively Researched Optical Fiber Sensors

Byoungho Lee* and Yong Wook Lee,     School of Electrical Engineering, Seoul National University, Seoul, Korea

Minho Song,     Division of Electronics & Information Engineering, Chonbuk National University, Jeonju, Korea

1 INTRODUCTION

The study of optical fiber sensors has a history of some 30 years [1]. Different ideas have been proposed and diverse techniques developed for various measurands and applications. Many of the techniques have found commercial success. Optical fiber sensors have many advantages, such as immunity to electromagnetic interference, light weight, small size, high sensitivity, large bandwidth, ease in signal light transmission, and geometric ...

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