Recent advances on time-stretch dispersive Fourier transform and its applications

T Godin, L Sader, A Khodadad Kashi… - … in Physics: X, 2022 - Taylor & Francis
The need to measure high repetition rate ultrafast processes cuts across multiple areas of
science. The last decade has seen tremendous advances in the development and …

Optical signal denoising through temporal passive amplification

B Crockett, L Romero Cortés, R Maram, J Azaña - Optica, 2022 - opg.optica.org
Mitigating the stochastic noise introduced during the generation, transmission, and detection
of temporal optical waveforms remains a significant challenge across many applications …

All‐Optical Parametric‐Assisted Oversampling and Decimation for Signal Denoising Amplification

MP Fernandez, S Kaushal, B Crockett… - Laser & Photonics …, 2023 - Wiley Online Library
Decimation is a common process in digital signal processing that involves reducing the
sampling rate of an oversampled signal by linearly combining consecutive samples. Among …

An Ultra-Fast Temporal Talbot Array Illuminator

MP Fernández, S Kaushal, B Crockett… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
We propose an all-optical temporal Talbot array illuminator (T-TAI) enabling denoising
passive amplification of broadband (10 GHz-bandwidth) optical signals. The key element is …

Spectral recovery of broadband waveforms via cross-phase modulation based tunable Talbot amplifier

Z Li, Q **e, Y Zhang, H Zhang, C Shu - Optics Express, 2024 - opg.optica.org
Physical processes in the Fourier domain play a crucial role in various applications such as
spectroscopy, quantum technology, ranging, radio-astronomy, and telecommunications …

All-optical purification of arbitrary spectral waveforms via cross-phase modulation based spectral Talbot amplifier

Z Li, Q **e, Z Zhang, Y Zhang… - 2023 Conference on …, 2023 - ieeexplore.ieee.org
Using cross-phase modulation based spectral Talbot amplifier, we achieve purification and
in-band noise mitigation of arbitrary broadband spectral waveforms. The optical signal-to …

All-fiber noise-mitigating sampling of temporal waveforms enabling broadband operation and high passive amplification

MP Fernández, S Kaushal… - Optical Fiber …, 2022 - opg.optica.org
We propose an all-fiber design concept for Talbot-based denoising passive enhancement of
temporal waveforms using four-wave-mixing, and demonstrate about an order-of-magnitude …

Generation of pulses and multiplying their repetition rate using the temporal fractional Talbot effect

R Shakhmuratov - Laser Physics, 2024 - iopscience.iop.org
The generation of pulses from a periodic phase-modulated continuous wave (CW) laser
field, which is transmitted through a group-delay-dispersion (GDD) circuit, is considered. A …

Denoising temporal sampling of broadband signals through an all-optical XPM-based passive Talbot amplifier

MP Fernández, S Kaushal… - CLEO: Science and …, 2022 - opg.optica.org
Conference title, upper and lower case, bolded, 18 point type, centered Page 1 Denoising
Temporal Sampling of Broadband Signals through an All-optical XPM-based Passive Talbot …

Programmable All-Optical Talbot Amplifier Using XPM-Based Discrete Multilevel Time-Lens

Y Driouche, N Mwamsojo, R Hamdi… - CLEO: Science and …, 2023 - opg.optica.org
Conference title, upper and lower case, bolded, 18 point type, centered Page 1 Programmable
All-Optical Talbot Amplifier Using XPMBased Discrete Multilevel Time-Lens Youcef Driouche1 …