Fully digital programmable optical frequency comb generation and application

X Yan, X Zou, W Pan, L Yan, J Azaña - Optics letters, 2018 - opg.optica.org
We propose a fully digital programmable optical frequency comb (OFC) generation scheme
based on binary phase-sampling modulation, wherein an optimized bit sequence is applied …

Microwave photonics applications of stimulated Brillouin scattering

MK Varun, A Mishra, R Pant - Journal of Optics, 2022 - iopscience.iop.org
Generation, processing, and sensing of microwave signals using photonic technologies offer
immunity from electromagnetic interference, allow high-speed operation over a wide …

RF signal detection by a tunable optoelectronic oscillator based on a PS-FBG

Y Shao, X Han, M Li, M Zhao - Optics letters, 2018 - opg.optica.org
Low-power radio frequency (RF) signal detection is highly desirable for many applications,
ranging from wireless communication to radar systems. A tunable optoelectronic oscillator …

Efficient microwave photonic bandpass filter with large out-of-band rejection, high-resolution and low loss up to 40 GHz

MK Varun, R Pant - Journal of lightwave technology, 2021 - opg.optica.org
Stimulated Brillouin scattering (SBS) based microwave photonic bandpass filters (MPBFs)
provide wideband tunability, high-resolution, and bandwidth reconfigurability, which are …

A WDM-PON compatible wavelength-reused bidirectional in-band full-duplex radio-over-fiber system

W Bai, X Zou, P Li, W Pan, L Yan, B Luo, X Lu - Optics Communications, 2020 - Elsevier
A bidirectional in-band full-duplex radio-over-fiber system for the WDM-PON architecture is
proposed and experimentally demonstrated. To deploy a simplified and low-cost optical …

Mitigation of dispersion induced impairments in Brillouin-based microwave photonic bandpass filter

MK Varun, R Pant - Journal of Lightwave Technology, 2023 - ieeexplore.ieee.org
Interference based microwave photonic bandpass filters (MPBF) form an important
component of modern RF signal processing. Presence of multiple optical components in an …

Low-power RF signal detection using a high-gain tunable OEO based on equivalent phase modulation

Y Shao, X Han, Q Ye, B Zhu, Y Dai… - Journal of Lightwave …, 2019 - ieeexplore.ieee.org
A novel photonic method for low power radio-frequency (RF) signal detection by a tunable
optoelectronic oscillator (OEO) with high gain based on equivalent phase modulation (EPM) …

Ku-band analog photonic down-conversion link with coherent I/Q image rejection and digital linearization

Y Gao, H Chi, J Dai, K Xu - Optics Express, 2023 - opg.optica.org
Analog photonic down-conversion links have been widely used in radar, electronic warfare,
and satellite communication systems. Aiming at the optimization demands of the link …

High rejection and frequency agile optical filtering of RF signals using a rare earth ion-doped crystal

L Ulrich, S Welinski, A Louchet-Chauvet… - Journal of Lightwave …, 2022 - opg.optica.org
While photonics is broadly considered as a leading solution for analog RF processing,
photonic RF filters often show a limited out-of-band rejection. In this work we demonstrate a …

Dynamic filtering of microwave signals through brillouin-based polarization-sensitive balanced detection

G Zoireff, D Samaniego, B Vidal - IEEE Journal of Selected …, 2020 - ieeexplore.ieee.org
A new photonic technique to implement both stopband and passband microwave filters is
presented and demonstrated. The principle of operation relies on controlling the state of …