Research on polarization insensitive AOWC system for 40Gbps 16QAM-OFDM based on wide optical comb generation self-pumping structure
Sign Up to like & getrecommendations! Published in 2021 at "Optical Fiber Technology"
DOI: 10.1016/j.yofte.2021.102611
Abstract: Abstract In this paper, we proposed a 40Gbps 16QAM-OFDM polarization insensitive all-optical wavelength conversion (AOWC) system based on self-pumping structure of wide optical comb. In this scheme, the carrier suppression modulation is carried out by… read more here.
Keywords: polarization insensitive; system; 16qam ofdm; comb ... See more keywords
Tunable Multiwavelength Optical Comb Enabled WDM-OFDM-PON With Source-Free ONUs
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2018.2827306
Abstract: In this paper, we propose and experimentally demonstrate a multiuser wavelength-division-multiplexing passive optical network (WDM-PON) system combining with orthogonal frequency division multiple (OFDM) technique. A tunable multiwavelength optical comb (MOC) is designed to supply flat… read more here.
Keywords: pon; source free; optical comb; ofdm pon ... See more keywords
Design of an optical comb generator based on harmony search algorithm
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Nanophotonics"
DOI: 10.1117/1.jnp.12.046006
Abstract: Abstract. A method based on harmony search (HS) algorithm for designing an optical comb generator with excellent flatness is proposed. The comb generator with simple structure consists of four phase modulators with a single laser… read more here.
Keywords: comb generator; algorithm; optical comb; based harmony ... See more keywords
Total physical thickness measurement of a multi-layered wafer using a spectral-domain interferometer with an optical comb.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.012689
Abstract: An interferometric method using an optical comb is proposed and realized to measure the total physical thickness of a multi-layered wafer even if the refractive index of each layer is not given. For a feasibility… read more here.
Keywords: layered wafer; optical comb; total physical; physical thickness ... See more keywords
Steering optical comb frequencies by rotating the polarization state.
Sign Up to like & getrecommendations! Published in 2017 at "Optics letters"
DOI: 10.1364/ol.42.005145
Abstract: We demonstrate a new approach to steer the frequencies of a nonlinear polarization-rotation mode-locked laser, where a specially designed intrcavity electro-optic modulator tunes the polarization state of the laser signal. This approach not only results… read more here.
Keywords: steering optical; comb frequencies; optical comb; polarization ... See more keywords
Properties of Scalable Chirped-Pulse Optical Comb in Erbium-Doped Ultrafast All-Fiber Ring Laser
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DOI: 10.3390/fib9060036
Abstract: We report on a scalable chirped-pulse Er-doped all-fiber laser, passively mode-locked by single-wall carbon nitride nanotubes. The average output power is ~15 mW, which corresponds to a peak power of ~77 W, and pulse energy… read more here.
Keywords: properties scalable; chirped pulse; optical comb; pulse optical ... See more keywords