ATE543285T1 - Verfahren und einrichtung zum synchronisieren und beschaffen von zwillingsphotonen für einen quanten-kryptographieprozess - Google Patents

Verfahren und einrichtung zum synchronisieren und beschaffen von zwillingsphotonen für einen quanten-kryptographieprozess

Info

Publication number
ATE543285T1
ATE543285T1 AT05708730T AT05708730T ATE543285T1 AT E543285 T1 ATE543285 T1 AT E543285T1 AT 05708730 T AT05708730 T AT 05708730T AT 05708730 T AT05708730 T AT 05708730T AT E543285 T1 ATE543285 T1 AT E543285T1
Authority
AT
Austria
Prior art keywords
receiving station
photon
quantum cryptography
synchronizing
cryptography process
Prior art date
Application number
AT05708730T
Other languages
English (en)
Inventor
Fabio Bovino
Pietro Varisco
Nicolo Paolo De
Original Assignee
Selex Sistemi Integrati Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Selex Sistemi Integrati Spa filed Critical Selex Sistemi Integrati Spa
Application granted granted Critical
Publication of ATE543285T1 publication Critical patent/ATE543285T1/de

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
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • 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

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Theoretical Computer Science (AREA)
  • Optical Communication System (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
AT05708730T 2004-03-12 2005-03-11 Verfahren und einrichtung zum synchronisieren und beschaffen von zwillingsphotonen für einen quanten-kryptographieprozess ATE543285T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000165A ITTO20040165A1 (it) 2004-03-12 2004-03-12 Metodo e dispositivo di sincronizzazione e di rilevazione di fotoni gemelli per processo di crittografia quantistica
PCT/IB2005/000639 WO2005091548A1 (en) 2004-03-12 2005-03-11 Method and device for synchronizing and acquiring twin photons for a quantum cryptography process

Publications (1)

Publication Number Publication Date
ATE543285T1 true ATE543285T1 (de) 2012-02-15

Family

ID=34965285

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05708730T ATE543285T1 (de) 2004-03-12 2005-03-11 Verfahren und einrichtung zum synchronisieren und beschaffen von zwillingsphotonen für einen quanten-kryptographieprozess

Country Status (5)

Country Link
EP (1) EP1730879B1 (de)
AT (1) ATE543285T1 (de)
ES (1) ES2382086T3 (de)
IT (1) ITTO20040165A1 (de)
WO (1) WO2005091548A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7436961B2 (en) * 2005-03-08 2008-10-14 Magiq Technologies, Inc. Sentinel synchronization method for enhancing QKD security
CN1929372B (zh) * 2006-09-22 2010-04-21 西南大学 一种高效量子密钥分配方法
US9123114B2 (en) * 2007-12-06 2015-09-01 The United States Of America As Represented By The Secretary Of The Army System and processor implemented method for improved image quality and enhancement based on quantum properties
ITBO20120713A1 (it) 2011-12-30 2013-07-01 Selex Sistemi Integrati Spa Metodo e sistema di stima del rumore di uno stato entangled a due fotoni
DE102016109828B4 (de) * 2016-05-27 2017-12-28 Heinz Joachim Jacoby Verfahren zur Informationsübertragung mittels Quanten- oder Spininformation, Vorrichtung zur Übertragung und/oder Manipulation einer Information, Quantencomputer, System zur Informationsübertragung in die Vergangenheit sowie Entschlüsselungssystem
CN110521144B (zh) * 2017-04-07 2020-12-15 华为技术有限公司 光子输出的方法、装置和系统
US11990945B2 (en) * 2021-06-25 2024-05-21 Honeywell International Inc. System for clock synchronization with polarization entangled photons
DE102023104245B3 (de) 2023-02-21 2024-06-27 Quantum Optics Jena GmbH Verfahren und System zur Schlüsselerzeugung mit Quantenschlüsselaustausch, sowie Verfahren zur Datenübertragung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6424665B1 (en) * 1999-04-30 2002-07-23 The Regents Of The University Of California Ultra-bright source of polarization-entangled photons
US6646727B2 (en) * 2001-05-16 2003-11-11 Bahaa E. A. Saleh Polarization mode dispersion characterization apparatus and method

Also Published As

Publication number Publication date
ES2382086T3 (es) 2012-06-05
EP1730879B1 (de) 2012-01-25
EP1730879A1 (de) 2006-12-13
WO2005091548A1 (en) 2005-09-29
ITTO20040165A1 (it) 2004-06-12

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