Results 11 to 20 of about 76,640 (249)

Discrete-modulation continuous-variable quantum key distribution with a high key rate

open access: yesNew Journal of Physics, 2023
Discrete-modulation continuous-variable (CV) quantum key distribution has the potential for large-scale deployment in secure quantum communication networks owing to its low implementation complexity and compatibility with the current coherent optical ...
Pu Wang   +4 more
doaj   +1 more source

Sensing and Reliability Improvement of Electrostatic-Discharge Transient by Discrete Engineering for High-Voltage 60-V n-Channel Lateral-Diffused MOSFETs with Embedded Silicon-Controlled Rectifiers

open access: yesSensors, 2018
High-voltage n-channel lateral-diffused metal-oxide-semiconductor field-effect transistor (nLDMOS) components, fabricated by a TSMC 0.25-μm 60-V bipolar-CMOS-DMOS (BCD) process with drain-side embedded silicon-controlled rectifier (SCR) of the n-p-n ...
Shen-Li Chen, Yi-Cih Wu
doaj   +1 more source

High-Speed Free-Space Optical Continuous Variable-Quantum Key Distribution Based on Kramers–Kronig Scheme

open access: yesIEEE Photonics Journal, 2018
We propose and experimentally investigate a high-speed Kramers–Kronig (KK) scheme based continuous-variable quantum key distribution (CV-QKD) system over a free-space optical (FSO) channel.
Zhen Qu, Ivan B. Djordjevic
doaj   +1 more source

On the Discretized Gaussian Modulation (DGM)- Based Continuous Variable-QKD

open access: yesIEEE Access, 2019
To overcome the low reconciliation efficiency problem of Gaussian modulation (GM)-based-continuous variable (CV)-quantum key distribution (QKD), in this paper, we propose to use discretized GM (DGM)-based-CV-QKD. The proposed CV-QKD scheme has complexity
Ivan B. Djordjevic
doaj   +1 more source

Chaotic Communication System with Symmetry-Based Modulation

open access: yesApplied Sciences, 2021
Communication systems based on chaotic synchronization are gaining interest in the area of secure and covert data transmission. In this paper, a novel digital communication technique based on a coherent chaotic data transmission approach is proposed.
Timur Karimov   +4 more
doaj   +1 more source

Security Analysis of Discrete-Modulated Continuous-Variable Quantum Key Distribution over Seawater Channel

open access: yesApplied Sciences, 2019
We investigate the optical absorption and scattering properties of four different kinds of seawater as the quantum channel. The models of discrete-modulated continuous-variable quantum key distribution (CV-QKD) in free-space seawater channel are briefly ...
Xinchao Ruan   +5 more
doaj   +1 more source

On the Photon Subtraction-Based Measurement-Device-Independent CV-QKD Protocols

open access: yesIEEE Access, 2019
To potentially overcome the practical security loopholes of CV-QKD protocols, in this paper, we propose to use the optimized eight-state measurement-device-independent (MDI) protocol and demonstrate that it can significantly outperform corresponding ...
Ivan B. Djordjevic
doaj   +1 more source

Modules over discrete valuation domains. I

open access: yesJournal of Mathematical Sciences, 2007
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Krylov, Petr Andreevich   +1 more
openaire   +3 more sources

Four-Dimensionally Multiplexed Eight-State Continuous-Variable Quantum Key Distribution Over Turbulent Channels

open access: yesIEEE Photonics Journal, 2017
We experimentally demonstrate an eight-state continuous-variable quantum key distribution (CV-QKD) over atmospheric turbulence channels. The high secret key rate (SKR) is enabled by 4-D multiplexing of 96 channels, i.e., six-channel wavelength-division ...
Zhen Qu, Ivan B. Djordjevic
doaj   +1 more source

Intra-Pulse Modulation Recognition for Fractional Bandlimited Signals Based on a Modified MWC-Based Digital Receiver

open access: yesIEEE Access, 2020
In this paper, we present a modified modulated wideband converter (MWC)-based digital receiver for fractional bandlimited signals, and further propose an intra-pulse modulation recognition method in discrete time fractional Fourier domain (DTFrFD) for ...
Xiaomin Li, Huali Wang, Haichao Luo
doaj   +1 more source

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