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Microwave Photonic Filters and Applications

open access: yesPhotonics, 2023
Microwave photonics is a promising and rapidly developing interdisciplinary field. It combines microwave and photonic techniques to generate, transmit, process, and manipulate microwave signals by using the advantages of broadband, high frequency, and ...
Yi Zhou   +4 more
doaj   +1 more source

16-Wavelength DFB Laser Array With High Channel-Spacing Uniformity Based on Equivalent Phase-Shift Technique

open access: yesIEEE Photonics Journal, 2014
The high accuracy of lasing wavelength spacing is one of the key requirements of a distributed feedback (DFB) semiconductor laser array. However, the nonuniformity of the wavelength spacing is increasingly deteriorating with the increase in the channel ...
Yuechun Shi   +5 more
doaj   +1 more source

Reconfigurable integrated structures with functions of Fabry–Perot antenna and wideband liquid absorber for radar system stealth

open access: yesScientific Reports, 2023
This paper proposes a functionally reconfigurable integrated structure of a Fabry–Perot (FP) antenna and wideband liquid absorber. First, a two-layer partial reflecting surface (PRS) has been designed.
Yukun Zou   +4 more
doaj   +1 more source

Recent Breakthroughs in Microwave Photonics [PDF]

open access: yes, 2011
We present a brief review of recent accomplishments in the field of Microwave Photonics (MWP). Recent research across a broad range of MWP applications is summarized, including photonic generation of microwave, millimeter, and Terahertz waves; broadband ...
Sancho Durá, Juan   +4 more
core   +1 more source

Liquid Crystal Based Dielectric Waveguide Phase Shifters for Phased Arrays at W-Band

open access: yesIEEE Access, 2019
In this work, the feasibility of microwave liquid crystal based dielectric waveguide phased shifters is investigated in a phased rod antenna array for the first time.
Roland Reese   +8 more
doaj   +1 more source

Theoretical and Experimental Investigations of Tunable Microwave Signal Generation Based on a 1-GHz All-Polarization-Maintaining Mode-Locked Fiber Laser

open access: yesPhotonics, 2022
Photonics-based microwave generation brings the advantages of photonic oscillators, such as high stability, wide bandwidth, and low loss, to the microwave domain.
Denghui Song   +4 more
doaj   +1 more source

WDM–TDM NG-PON Power Budget Extension by Utilizing SOA in the Remote Node

open access: yesIEEE Photonics Journal, 2014
Today, even in access networks, data traffic is enormously increasing, a trend that causes existing passive optical network (PON) infrastructures to become bottlenecks in a tele- and data-communication infrastructure, which is aimed to be both broadband ...
A. Emsia   +5 more
doaj   +1 more source

Ridge Gap Waveguide Based Liquid Crystal Phase Shifter

open access: yesIEEE Access, 2020
In this paper, the gap waveguide technology is examined for packaging liquid crystal (LC) in tunable microwave devices. For this purpose, a line based passive phase shifter is designed and implemented in a ridge gap waveguide (RGW) topology and filled ...
Matthias Nickel   +13 more
doaj   +1 more source

Microwave Photonics Parallel Quantum Key Distribution [PDF]

open access: yes, 2012
The incorporation of multiplexing techniques used in microwave photonics to quantum key distribution (QKD) systems brings important advantages by enabling the simultaneous and parallel delivery of multiple keys between a central station and different end-
Amaya Ocampo, Waldimar Alexander   +6 more
core   +1 more source

Microwave photonics applications of multicore fibers [PDF]

open access: yes, 2012
This is the first time, to our knowledge, that the application of multicore fibers (MCFs) to the field of microwave photonics (MWP) has been proposed.
Gasulla Mestre, Ivana   +1 more
core   +1 more source

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