Group Delay Locking of Broadband Phased Lasers
- 1 January 2012
- conference paper
- conference paper
- Published by Optica Publishing Group
Abstract
We demonstrate a method for single-detector coherent sensing and co-alignment of group delays in a phased fiber array, enabling robust coherent combining of broadband sources despite initial path mismatches exceeding the laser coherence length.Keywords
This publication has 8 references indexed in Scilit:
- Mode instability in high power fiber amplifiersOptics Express, 2011
- Coherent beam combining of two femtosecond fiber chirped-pulse amplifiersOptics Letters, 2011
- Coherently combined fiber laser system delivering 120 μJ femtosecond pulsesOptics Letters, 2011
- Perturbative analysis of coherent combining efficiency with mismatched lasers.Optics Express, 2010
- Active phase and polarization locking of a 14 kW fiber amplifierOptics Letters, 2010
- Theory of electronically phased coherent beam combination without a reference beamOptics Express, 2006
- Stochastic parallel-gradient-descent technique for high-resolution wave-front phase-distortion correctionJournal of the Optical Society of America A, 1998
- The multidither principle in adaptive opticsJournal of the Optical Society of America, 1977