Title :
The evaluation of active phase control under deliberate disturbance frequency based on heterodyne detection method for coherent laser beam combining
Author :
Sung Rae Lee ; Yoonseob Jeong ; Yong Soo Lee ; Jung Hwan Lee ; Kyunghwan Oh
Author_Institution :
Photonic Device Phys. Lab., Yonsei Univ., Seoul, South Korea
Abstract :
In all-fiber coherent laser beam combining under active phase control by heterodyne detection, we report a relationship between deliberate disturbance frequency and control bandwidth for adequate phase locking.
Keywords :
acousto-optical modulation; fibre lasers; heterodyne detection; laser beams; laser mode locking; light coherence; optical signal detection; phase control; phase modulation; photodetectors; Master Oscillator Fiber; acouto-optic modulator; active phase control; coherent laser beam combining; control bandwidth; deliberate disturbance frequency; heterodyne detection; phase locking; photodetector; Acoustic beams; Bandwidth; Frequency control; Frequency modulation; Laser beams; Phase control; Phase noise;
Conference_Titel :
Optical Fibre Technology, 2014 OptoElectronics and Communication Conference and Australian Conference on
Conference_Location :
Melbourne, VIC
