학술논문

Time dependent linewidth : Beat-note digital acquisition and numerical analysis
Document Type
Conference
Source
2017 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC) Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC, 2017 Conference on). :1-1 Jun, 2017
Subject
Bioengineering
Communication, Networking and Broadcast Technologies
Components, Circuits, Devices and Systems
Computing and Processing
Engineered Materials, Dielectrics and Plasmas
Engineering Profession
General Topics for Engineers
Photonics and Electrooptics
Measurement by laser beam
Distributed feedback devices
Semiconductor device measurement
Fiber lasers
Laser feedback
Semiconductor lasers
Language
Abstract
We revisit and improve the optical heterodyne technique for the measurement of the laser coherence, by digital acquisition of the beat-note and numerical analysis of the resulting signal, instead of using a traditionnal analog sweeping analyzer. The consequences are many.