High-Output Semiconductor Laser White Paper


This White Paper explains the operation principles, characteristics, and applications of high-output LDs developed as pumping light sources for the various types of optical fiber amplifiers, such as EDFA and Fiber Raman Amplifier.



  • Introduction
  • Principles of High-Output Semiconductor Laser 
    • Structure of Module and LD Chip
    • FP-type Semiconductor Lasers with FBG
    • Precautions
  • Characteristics of High-Output Semiconductor Lasers
    • Module Characteristics
    • Reliability
  • Application Fields
    • Erbium-Doped Fiber Amplifiers (EDFA)
    • Fiber Raman Amplifiers (FRA)
    • Fiber Lasers and ASE Light Sources
    • Optical Sensing and Other Applications
  • Conclusions
  • References