[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Pittaluga et al., 2021 - Google Patents

600-km repeater-like quantum communications with dual-band stabilization

Pittaluga et al., 2021

View PDF
Document ID
13960745383450473377
Author
Pittaluga M
Minder M
Lucamarini M
Sanzaro M
Woodward R
Li M
Yuan Z
Shields A
Publication year
Publication venue
Nature Photonics

External Links

Snippet

Twin-field (TF) quantum key distribution (QKD) fundamentally alters the rate-distance relationship of QKD, offering the scaling of a single-node quantum repeater. Although recent experiments have demonstrated the new opportunities for secure long-distance …
Continue reading at arxiv.org (PDF) (other versions)

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communication
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0852—Quantum cryptography
    • H04L9/0858—Details about key distillation or coding, e.g. reconciliation, error correction, privacy amplification, polarisation coding or phase coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communication
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2543—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to fibre non-linearities, e.g. Kerr effect
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80—Wireless
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communication
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communication including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/60—Digital content management, e.g. content distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/065—Network architectures or network communication protocols for network security for supporting key management in a packet data network for group communications
    • G—PHYSICS
    • G02—OPTICS
    • G02F—DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating, or modulating; Non-linear optics
    • G02F1/35—Non-linear optics

Similar Documents

Publication Publication Date Title
Pittaluga et al. 600-km repeater-like quantum communications with dual-band stabilization
Minder et al. Experimental quantum key distribution beyond the repeaterless secret key capacity
Lucamarini et al. Overcoming the rate–distance limit of quantum key distribution without quantum repeaters
Wang et al. Twin-field quantum key distribution over 830-km fibre
Fang et al. Implementation of quantum key distribution surpassing the linear rate-transmittance bound
Zeng et al. Mode-pairing quantum key distribution
Chen et al. Twin-field quantum key distribution over a 511 km optical fibre linking two distant metropolitan areas
Jain et al. Practical continuous-variable quantum key distribution with composable security
Zhou et al. Twin-field quantum key distribution without optical frequency dissemination
Qi et al. A 15-user quantum secure direct communication network
Huang et al. Long-distance continuous-variable quantum key distribution by controlling excess noise
Tian et al. Experimental demonstration of continuous-variable measurement-device-independent quantum key distribution over optical fiber
Roberts et al. Experimental measurement-device-independent quantum digital signatures
Comandar et al. Quantum key distribution without detector vulnerabilities using optically seeded lasers
Zhong et al. Proof-of-principle experimental demonstration of twin-field quantum key distribution over optical channels with asymmetric losses
Wang et al. 25 MHz clock continuous-variable quantum key distribution system over 50 km fiber channel
Tanaka et al. Ultra fast quantum key distribution over a 97 km installed telecom fiber with wavelength division multiplexing clock synchronization
Qu et al. High-speed free-space optical continuous-variable quantum key distribution enabled by three-dimensional multiplexing
Mizutani et al. Quantum key distribution with setting-choice-independently correlated light sources
Kumar et al. Experimental demonstration of quantum advantage for one-way communication complexity surpassing best-known classical protocol
Lu et al. Intensity modulator for secure, stable, and high-performance decoy-state quantum key distribution
Park et al. 2× N twin-field quantum key distribution network configuration based on polarization, wavelength, and time division multiplexing
Wang et al. Optical frequency comb-based multichannel parallel continuous-variable quantum key distribution
Chistiakov et al. Feasibility of twin-field quantum key distribution based on multi-mode coherent phase-coded states
Kovalenko et al. Frequency-multiplexed entanglement for continuous-variable quantum key distribution