Phase locking and coherent combining of high-order-mode fiber lasers

V Eckhouse, M Fridman, N Davidson, AA Friesem - Optics letters, 2008 - opg.optica.org
… configurations for efficient phase locking and coherent addition in … , one for phase locking
and the other for coherent addition. … modes [13] can be phase locked and coherently combined. …

Phase estimation methods for optical coherent detection using digital signal processing

MG Taylor - Journal of Lightwave Technology, 2009 - opg.optica.org
… of coherent receivers were complicated, and typically included high speed analog electronics
for demodulation from the carrier or for optical phase locking, … Laser phase noise combined

Generation of vortex and partially coherent laser beams based on fiber array coherent combining

VV Dudorov, VP Aksenov, VV Kolosov… - … Effects on Light …, 2018 - spiedigitallibrary.org
… -random phase realizations is small can be explained by the fact that we use a common
system for coherent radiation combining. In this case, all the subbeams are coherent. Obviously, …

Coherent beam combining of a nine-fiber laser array using an all-optical ring cavity feedback loop based on diffractive optical element

X Niu, M Liu, H Zhang, K Liu, Y Yang, B He… - Optical …, 2020 - spiedigitallibrary.org
… achieved an eight-array coherent combining architecture with a total power of 4 kW using
active phase locking. Wang et al. used active phase locking through random parallel gradient …

Distributed active phase-locking of an all-fiber structured laser array by a stochastic parallel gradient descent (SPGD) algorithm

H Chang, R Su, J Long, Q Chang, P Ma, Y Ma… - Optics …, 2022 - opg.optica.org
… The principle of distributed phase-locking is also illustrated. … lasers are coherently combined
by this method. The experimental results show that the structure can achieve phase-locking

Demonstration of Coherent Beam Combining for Atmospheric Free Space Optical Communication Over 10 Km

O Balasiano, E Wohlgemuth, I Attia… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
… such that the beams coherently combine at the receiver while … the coherent combining is
achieved immediately at the transmitter output. Therefore, in internal feedback, phase locking is …

Fully Phase-Locked Fiber Dual Comb Enables Accurate Frequency and Phase Detection in Multidimensional Coherent Spectroscopy

S Xiong, Z Deng, Z Zuo, J Pan, Z Zhao, G Xie, W Li - Photonics, 2024 - mdpi.com
… By combining the fully phase-locked fiber DCS with MDCS, we measure linear and nonlinear
signals simultaneously with one balance detector, as shown in Figure 4a. According to …

Coherent combining of two pulsed fibre lasers in phase modulated mutually coupled fibre laser array

P Zhou, X Wang, Z Chen, X Li, Z Liu, X Xu - Electronics Letters, 2008 - IET
… study on coherent combining of two pulsed fibre lasers in a phasephaselocked pulsed
fibre lasers is demonstrated. Meanwhile, two pulsed fibre laser beams are coherent combined

Coherent phase transfer via fiber using heterodyne optical phase locking as optical amplification

X Deng, J Liu, Q Zang, D Jiao, J Gao, X Zhang… - Applied Optics, 2018 - opg.optica.org
… a coherent phase transfer via a 224 km cascaded fiber link comprising two 112 km links
stabilized by two phase-locking … Therefore, the combination of the PZT and AOM provides a wide …

Influence of non-linear index on coherent passive beam combining of fiber lasers

AP Napartovich, NN Elkin… - Fiber Lasers VIII …, 2011 - spiedigitallibrary.org
… , passive phase locking is a … , phase locking methods use either distributed optical coupling
in multi-core fibers or coupling through some external spatial radiation filter or a combination