DK3572870T3 - Fremgangsmåde for sammenfiltret photonfordeling med rumopdelt de-multiplexning - Google Patents
Fremgangsmåde for sammenfiltret photonfordeling med rumopdelt de-multiplexning Download PDFInfo
- Publication number
- DK3572870T3 DK3572870T3 DK19176175.8T DK19176175T DK3572870T3 DK 3572870 T3 DK3572870 T3 DK 3572870T3 DK 19176175 T DK19176175 T DK 19176175T DK 3572870 T3 DK3572870 T3 DK 3572870T3
- Authority
- DK
- Denmark
- Prior art keywords
- multiplexing
- entangled photon
- spatially divided
- photon distribution
- distribution
- Prior art date
Links
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 communications; Network security protocols
- 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
- H04L9/0855—Quantum cryptography involving additional nodes, e.g. quantum relays, repeaters, intermediate nodes or remote nodes
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; 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
- G02F1/39—Non-linear optics for parametric generation or amplification of light, infrared or ultraviolet waves
-
- 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 communications; Network security protocols
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP18174171 | 2018-05-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK3572870T3 true DK3572870T3 (da) | 2022-04-19 |
Family
ID=62386053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK19176175.8T DK3572870T3 (da) | 2018-05-24 | 2019-05-23 | Fremgangsmåde for sammenfiltret photonfordeling med rumopdelt de-multiplexning |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP3572870B1 (da) |
DK (1) | DK3572870T3 (da) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT202000005521A1 (it) * | 2020-03-16 | 2021-09-16 | Univ Degli Studi Di Trento | Apparato di produzione di fotoni comprendenti stati di singolo fotone in correlazione quantistica. |
EP3978996A1 (en) * | 2020-09-30 | 2022-04-06 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Optical transmission system |
EP4002723A1 (en) * | 2020-11-19 | 2022-05-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Optical free-space communication |
FR3130408B1 (fr) | 2021-12-10 | 2024-03-15 | Airbus Defence & Space Sas | Ensemble d'emission de photons intriques en champ libre |
CN114755870B (zh) * | 2022-03-30 | 2023-04-07 | 电子科技大学 | 一种频率片纠缠双光子源 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19823849B4 (de) * | 1998-05-28 | 2004-09-16 | Deutsche Telekom Ag | Verfahren und Vorrichtung zur Erzeugung von wahlweise Einzelphotonen oder Photonenpaaren in mindestens einem von zwei optischen Kanälen |
US9294191B2 (en) * | 2012-10-04 | 2016-03-22 | Vencore Labs, Inc. | Method to mitigate propagation loss in waveguide transmission of quantum states |
CA2983035C (en) * | 2015-04-20 | 2023-09-05 | Institut National De La Recherche Scientifique | Method and system for the generation of optical multipartite quantum states |
WO2017062501A1 (en) * | 2015-10-05 | 2017-04-13 | Qubitekk, Inc. | Tunable source bi-photons |
-
2019
- 2019-05-23 DK DK19176175.8T patent/DK3572870T3/da active
- 2019-05-23 EP EP19176175.8A patent/EP3572870B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3572870B1 (en) | 2022-01-26 |
EP3572870A1 (en) | 2019-11-27 |
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