Optical pulse waveform generator based on spectral shaping and frequency-to-time-mapping
Sign Up to like & getrecommendations! Published in 2020 at "Optik"
DOI: 10.1016/j.ijleo.2020.164967
Abstract: Abstract Based on the spectral shaping and frequency-to-time-mapping (FTTM), a novel optical pulse waveform synthesis approach is proposed. By inscribed grating into half-tapered fiber or full-tapered fiber, spectrum with triangular shape or spectrum with distinctive… read more here.
Keywords: optical pulse; based spectral; frequency time; spectral shaping ... See more keywords
Optical pulse monitoring unit for Free Space Optics
Sign Up to like & getrecommendations! Published in 2019 at "Opto-Electronics Review"
DOI: 10.1016/j.opelre.2019.09.001
Abstract: Abstract The paper presents a new construction of an optical pulse amplitude monitoring unit (PAMU) used in a transceiver of Free Space Optics. It consists of a buffer, constant fraction discriminator (CFD), delay line, and… read more here.
Keywords: optical pulse; unit; space optics; optics ... See more keywords
Optical pulse modulators based on layered vanadium diselenide nanosheets
Sign Up to like & getrecommendations! Published in 2021 at "Nanotechnology"
DOI: 10.1088/1361-6528/ac34a5
Abstract: The transition metal disulfides of VB group elements have gradually come into people’s field of vision owing to their two-dimensional structure and unique optical properties. Vanadium diselenide (VSe2) as a kind of transition metal diselenides,… read more here.
Keywords: optical pulse; modulation; pulse modulators; modulators based ... See more keywords
Repetition-Frequency-Doubled Transform-Limited Optical Pulse Generation Based on Silicon Modulators
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2020.3010993
Abstract: Compact and integrated optical pulse generation with a high repetition rate and a small duty cycle can benefit various applications such as integrated microwave photonics. In this work, a method to generate a repetition-frequency-doubled narrow… read more here.
Keywords: frequency doubled; pulse generation; repetition frequency; optical pulse ... See more keywords
Estimating the Instants of Appearance and Disappearance of an Optical Pulse with the Rectangular Intensity Profile of an Unknown Height
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Communications Technology and Electronics"
DOI: 10.1134/s1064226918050145
Abstract: The quasi-likelihood, maximum-likelihood, and quasi-optimal algorithms for estimating the instants of appearance and disappearance of an optical pulse with the rectangular intensity profile of an unknown height are synthesized and analyzed. The losses in estimation… read more here.
Keywords: optical pulse; instants appearance; appearance disappearance; pulse ... See more keywords
Programmable optical pulse repetition rate multiplication via spectral phase manipulation.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.380586
Abstract: Flexible phase patterns for optical pulse repetition rate multiplication (PRRM) are proposed and experimentally demonstrated via spectral phase-only manipulation. We introduce formulas of the phase condition for power lossless PPRM with arbitrary multiplication factors and… read more here.
Keywords: optical pulse; phase; phase patterns; multiplication ... See more keywords
Ultrafast optical pulse polarization modulation based on the terahertz-induced Kerr effect in low-density polyethylene.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.408555
Abstract: Controlling the polarization state of an optical pulse within a short gating time facilitates ultrafast all-optical data processing and recording. Using the innovative all-optical modulation method such as the transient terahertz Kerr effect (TKE), the… read more here.
Keywords: optical pulse; modulation; pulse; polarization ... See more keywords
Phase-only femtosecond optical pulse shaping based on an all-dielectric polarization-insensitive metasurface.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.441356
Abstract: Recently, metasurfaces capable of manipulating the amplitude and the phase of an incident wave in a broad frequency band have been employed for femtosecond optical pulse shaping purposes. In this study, we introduce a phase-only… read more here.
Keywords: optical pulse; phase; pulse shaping; polarization insensitive ... See more keywords
All-optical pulse switching with a periodically driven dissipative quantum system.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.452092
Abstract: All-optical switching used to switch the input optical signals without any electro-optical conversion plays a vital role in the next generation of optical information processing devices. Even all-optical switchings (AOSs) with continuous input signals have… read more here.
Keywords: system; dissipative quantum; optical pulse; field ... See more keywords
Photonic sampling analog-to-digital conversion based on time and wavelength interleaved ultra-short optical pulse train generated by using monolithic integrated LNOI intensity and phase modulator.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.465733
Abstract: High-speed analog-to-digital conversion (ADC) is experimentally demonstrated by employing a time and wavelength interleaved ultra-short optical pulse train to achieve photonic sampling and using wavelength division demultiplexing to realize speed matching between the fast optical… read more here.
Keywords: time; pulse train; optical pulse; ultra short ... See more keywords
587 nm nanosecond optical pulse generation by synchronously-driven gain-switched laser diodes with optical injection locking
Sign Up to like & getrecommendations! Published in 2019 at "Applied Physics Express"
DOI: 10.7567/1882-0786/ab2c2a
Abstract: We describe a novel optical pulse source that can generate yellow-orange optical pulses based on the synchronization of two gain-switched laser diodes under continuous-wave laser light injection. Sum frequency generation of amplified 1309 nm and… read more here.
Keywords: switched laser; laser diodes; optical pulses; optical pulse ... See more keywords