Title :
A comparison between digital and analog Pound-Drever-Hall laser stabilization
Author :
Lam, Timothy T Y ; Chua, Sheon ; Slagmolen, Bram J J ; Chow, Jong H. ; Littler, Ian C M ; McClelland, David E. ; Shaddock, Daniel A.
Author_Institution :
Centre for Gravitational Phys., Australian Nat. Univ., Canberra, ACT, Australia
Abstract :
We locked a laser to a cavity using an all-digital Pound-Drever-Hall feedback system. By performing the demodulation and feedback controller digitally the low frequency noise performance was improved compared to a conventional analog system.
Keywords :
laser cavity resonators; laser feedback; laser mode locking; laser noise; laser stability; optical control; optical modulation; all-digital Pound-Drever-Hall feedback system; analog laser stabilization; feedback controller; laser cavity; laser mode locking; low-frequency noise performance; 1f noise; Demodulation; Digital systems; Frequency; Laser feedback; Laser noise; Laser stability; Optical feedback; Optical filters; Optical noise; (120.3180) Interferometry; (120.3930) Metrological instrumentation; (120.3940) Metrology; (140.3425) Laser Stabilization;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
