Multi-kilowatt diffractive coherent combining of pseudorandom-modulated fiber amplifiers

A Flores, I Dajani, R Holten, T Ehrenreich… - Optical …, 2016 - spiedigitallibrary.org
… corrections in our phase lock control board. Subsequently, tunable variable delay lines were
inserted that can match the optical path lengths between fiber channels and submillimeter …

Deep turbulence effects mitigation with coherent combining of 21 laser beams over 7 km

T Weyrauch, M Vorontsov, J Mangano, V Ovchinnikov… - Optics Letters, 2016 - opg.optica.org
coherent beam combining and adaptive mitigation of atmospheric turbulence effects over 7
km under strong scintillation conditions using a coherent … beams wavefront phases. A small …

[HTML][HTML] Passive Phase Locking Coherent Combination of Solid-State Lasers through Stimulated Brillouin Scattering Effect

Y Yu, K Li, C Song, H Yu, D Wu, Z Xu, Y Wang, Z Lu - Photonics, 2023 - mdpi.com
phase-locking technology is a method of self-phasephase-locking method of two beams
or multiple beams. Therefore, we demonstrate a passive phase-locking coherent combination

Challenges in coherent beam combining of high power fiber amplifiers: a review

CL Linslal, P Ayyaswamy, S Maji, MS Sooraj… - ISSS Journal of Micro …, 2022 - Springer
phase control techniques to achieve stable locking, resulting in tens of kiloWatts of output
power. In this paper, we review the progress in coherent beam combiningphase locking, each …

Coherent beam combining of fiber lasers using a CDMA-based single-frequency dithering technique

M Jiang, R Su, Z Zhang, Y Ma, X Wang, P Zhou - Applied Optics, 2017 - opg.optica.org
… the phase control speed in the coherent beam combination system … and realize the phase
locking of five channels. When the … coherently combined lasers with four phase control signals. …

[HTML][HTML] Phase-coherent lightwave communications with frequency combs

L Lundberg, M Mazur, A Mirani, B Foo… - Nature …, 2020 - nature.com
… broadband phase coherence (comb lines are phase locked … , the importance of the
phase-locking of the comb lines is that … separately with data and then combined. The signal is …

Deep-learning-based phase control method for tiled aperture coherent beam combining systems

T Hou, Y An, Q Chang, P Ma, J Li, D Zhi… - High Power Laser …, 2019 - cambridge.org
… Then, according to the outputs of the CNN, the FPGA controller applies control voltages
to the FPMs to compensate the estimated phase error and achieve phase locking. …

Coherent beam combining and noise analysis of a colliding pulse modelocked VECSEL

SM Link, D Waldburger, CGE Alfieri, M Golling… - Optics …, 2017 - opg.optica.org
… We test the coherent combination of the two beams in a peak-power sensitive second
harmonic generation (SHG) experiment. Both beams are combined with a beam splitter (BS) and …

Coherent Combining for High‐Power Kerr Combs

BY Kim, Y Okawachi, JK Jang, X Ji… - Laser & Photonics …, 2023 - Wiley Online Library
… combs combined without being limited in bandwidth. For example, coherent combining was
used with an injection-locked … [ 34 ] Other demonstrations combined the outputs of individual …

Coherent beam combining architectures for high power tapered laser arrays

G Schimmel, S Janicot, M Hanna… - High-Power Diode …, 2017 - spiedigitallibrary.org
… Here, we are interested in the coherent combination of an array of laser diodes, with the …
the coherent beam combining of an array of five tapered devices. In both setups, phase gratings …