Distributed Feedback Laser (DFB) demonstration @yourfavouriteta

Uploaded August 2022 | Updated September 2026, 2 weeks ago

Link to my free E-book on the Nonlinear Schrodinger Equation:
github.com/OleKrarup123/NLSE-primer/blob/main/NLSE_primer.pdf

Explanations of DFB lasers:
rp-photonics.com/distributed_feedback_lasers.html

fiberoptics4sale.com/blogs/archive-posts/95047046-laser-diode-characteristics?_pos=2&_sid=1b3f92cb3&_ss=r

fiberoptics4sale.com/blogs/wave-optics/how-does-a-10-gbps-dfb-laser-transmitter-work-video?_pos=1&_sid=1b3f92cb3&_ss=r

fiberoptics4sale.com/blogs/wave-optics/what-is-frequency-chirp-in-an-optical-pulse-video?_pos=7&_sid=1b3f92cb3&_ss=r

Distributed Feedback Laser (DFB) demonstration

Phase Modulators for fiber optics - demonstration

$Phase- and frequency noise spectra explained! Link to python notebook used for simulations: https://github.com/OleKrarup123/NLSE-vector-solver/tree/main/TutorialVideos/PhaseAndFreqNoise-Video General explanation of amplitude, phase and frequency noise: https://ieeexplore.ieee.org/document/9973001 Explanation of electric field spectrum measurement and phase noise: https://www.youtube.com/watch?v=hfgaEjf1154 Thorough explanation of phase and frequency noise: https://silentsys.com/white-papers/laser-noise-metrological-metrics In-depth explanations of phase noise: https://www.youtube.com/watch?v=ggPdXWejMb8 https://youtu.be/qPUEhBeG2zM?is=ZOxWMkkv52HX3iv2 https://books.google.dk/books?id=iUld6xblvo0C&pg=PA45&source=gbs_toc_r&cad=2#v=onepage&q&f=false https://www.youtube.com/watch?v=McTOAFFK74s Examples of 1/f behavior: https://dsp.stackexchange.com/questions/74816/signal-of-frac1f-noise https://arxiv.org/pdf/physics/0204033 https://ieeexplore.ieee.org/document/1456550 https://www.analog.com/en/resources/analog-dialogue/articles/understanding-and-eliminating-1-f-noise.html Phase noise application notes: https://www.nktphotonics.com/wp-content/uploads/2022/01/koheras-laser-phase-noise.pdf Freq. noise application notes: https://www.nktphotonics.com/wp-content/uploads/2022/01/frequency-stability-application-note-version-1-1-.pdf https://www.researchgate.net/publication/282135028 https://www.koheron.com/blog/2021/07/08/measuring-laser-phase-noise/$

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Distributed Feedback Laser (DFB) demonstration