DE59914092D1 - Verfahren und vorrichtung zur erzeugung von wahlweise einzelphotonen oder photonenpaaren in einem optischen kanal - Google Patents

Verfahren und vorrichtung zur erzeugung von wahlweise einzelphotonen oder photonenpaaren in einem optischen kanal

Info

Publication number
DE59914092D1
DE59914092D1 DE59914092T DE59914092T DE59914092D1 DE 59914092 D1 DE59914092 D1 DE 59914092D1 DE 59914092 T DE59914092 T DE 59914092T DE 59914092 T DE59914092 T DE 59914092T DE 59914092 D1 DE59914092 D1 DE 59914092D1
Authority
DE
Germany
Prior art keywords
photon
optical
choice
beam splitter
channel
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE59914092T
Other languages
English (en)
Inventor
Wolfgang Dultz
Gisela Dultz
A Becker
Heidrun Schmitzer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deutsche Telekom AG
Original Assignee
Deutsche Telekom AG
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 Deutsche Telekom AG filed Critical Deutsche Telekom AG
Priority to DE59914092T priority Critical patent/DE59914092D1/de
Application granted granted Critical
Publication of DE59914092D1 publication Critical patent/DE59914092D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G02F1/01—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 for the control of the intensity, phase, polarisation or colour 
    • G02F1/21—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 for the control of the intensity, phase, polarisation or colour  by interference
    • 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
    • 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
    • G02F1/01—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 for the control of the intensity, phase, polarisation or colour 
    • G02F1/21—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 for the control of the intensity, phase, polarisation or colour  by interference
    • G02F1/212—Mach-Zehnder type
    • 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
    • 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
    • G02F3/00—Optical logic elements; Optical bistable devices
DE59914092T 1998-05-28 1999-05-17 Verfahren und vorrichtung zur erzeugung von wahlweise einzelphotonen oder photonenpaaren in einem optischen kanal Expired - Lifetime DE59914092D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE59914092T DE59914092D1 (de) 1998-05-28 1999-05-17 Verfahren und vorrichtung zur erzeugung von wahlweise einzelphotonen oder photonenpaaren in einem optischen kanal

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19823849A DE19823849B4 (de) 1998-05-28 1998-05-28 Verfahren und Vorrichtung zur Erzeugung von wahlweise Einzelphotonen oder Photonenpaaren in mindestens einem von zwei optischen Kanälen
DE59914092T DE59914092D1 (de) 1998-05-28 1999-05-17 Verfahren und vorrichtung zur erzeugung von wahlweise einzelphotonen oder photonenpaaren in einem optischen kanal
PCT/EP1999/003395 WO1999062220A1 (de) 1998-05-28 1999-05-17 Verfahren und vorrichtung zur erzeugung von wahlweise einzelphotonen oder photonenpaaren in einem optischen kanal

Publications (1)

Publication Number Publication Date
DE59914092D1 true DE59914092D1 (de) 2007-02-08

Family

ID=7869171

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19823849A Expired - Fee Related DE19823849B4 (de) 1998-05-28 1998-05-28 Verfahren und Vorrichtung zur Erzeugung von wahlweise Einzelphotonen oder Photonenpaaren in mindestens einem von zwei optischen Kanälen
DE59914092T Expired - Lifetime DE59914092D1 (de) 1998-05-28 1999-05-17 Verfahren und vorrichtung zur erzeugung von wahlweise einzelphotonen oder photonenpaaren in einem optischen kanal

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19823849A Expired - Fee Related DE19823849B4 (de) 1998-05-28 1998-05-28 Verfahren und Vorrichtung zur Erzeugung von wahlweise Einzelphotonen oder Photonenpaaren in mindestens einem von zwei optischen Kanälen

Country Status (6)

Country Link
US (1) US6430345B1 (de)
EP (1) EP1055308B1 (de)
AT (1) ATE349830T1 (de)
CA (1) CA2297892C (de)
DE (2) DE19823849B4 (de)
WO (1) WO1999062220A1 (de)

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DE10013184A1 (de) * 2000-03-17 2001-09-20 Deutsche Telekom Ag Verfahren zur Veränderung der Polarisation wenigstens eines der aus einer Photonenpaarquelle in verschiedene Teilstrahlengänge abgestrahlten Photonen sowie Verfahren zur Erzeugung von wahlweise Einzelphotonen oder Photonenpaaren in einem optischen Kanal
US6856459B1 (en) * 2000-12-22 2005-02-15 Cheetah Omni, Llc Apparatus and method for controlling polarization of an optical signal
US6483592B2 (en) * 2001-03-27 2002-11-19 Michael Kenneth Pedigo Two-particle interferometer apparatus that removes an undesired anti-fringe output
DE10117272B4 (de) * 2001-04-06 2005-04-28 Lmu Ludwig Maxilians Uni Muenc Vorrichtung und Verfahren für die Quantenkryptographie
JP4098530B2 (ja) * 2002-02-01 2008-06-11 独立行政法人科学技術振興機構 もつれ合い光子対発生装置
US6897434B1 (en) 2002-02-28 2005-05-24 Northwestern University All-fiber photon-pair source for quantum communications
DE10211458A1 (de) * 2002-03-12 2003-09-25 Zeiss Carl Jena Gmbh Verfahren und Anordnung zur Erhöhung der Auflösung in einem Mikroskop
DE10222170B4 (de) * 2002-04-10 2007-06-21 Deutsche Telekom Ag Quantenoptische Interferenz-Vorrichtung sowie Verfahren zum Betreiben einer solchen
US7457416B1 (en) 2002-07-17 2008-11-25 Bbn Technologies Corp. Key distribution center for quantum cryptographic key distribution networks
US20060222180A1 (en) * 2002-10-15 2006-10-05 Elliott Brig B Chip-scale transmitter for quantum cryptography
US7627126B1 (en) * 2002-10-15 2009-12-01 Bbn Technologies Corp. Systems and methods for implementing path length control for quantum cryptographic systems
US7460670B1 (en) 2002-12-20 2008-12-02 Bbn Technologies Corp. Systems and methods for managing quantum cryptographic networks
US8350211B2 (en) * 2003-01-13 2013-01-08 Klotzer Daniel S Quantum entity state processing system and method having heterogeneously influenceable quantum entity secondary states and conditioned quantum entity tertiary states
US9897894B2 (en) 2003-01-13 2018-02-20 Daniel S Klotzer Morphable identity, networkable photonic quantum logic gate system and method
US7706535B1 (en) 2003-03-21 2010-04-27 Bbn Technologies Corp. Systems and methods for implementing routing protocols and algorithms for quantum cryptographic key transport
US7512242B2 (en) * 2003-03-21 2009-03-31 Bbn Technologies Corp. Systems and methods for quantum cryptographic key transport
US7430295B1 (en) * 2003-03-21 2008-09-30 Bbn Technologies Corp. Simple untrusted network for quantum cryptography
US7609382B2 (en) * 2003-05-23 2009-10-27 General Dynamics Advanced Information System, Inc, System and method of detecting entangled photons
US7539308B2 (en) * 2003-05-23 2009-05-26 General Dynamics Advanced Information Systems, Inc. Quantum steganography
ITTO20030562A1 (it) 2003-07-22 2005-01-23 Elsag Spa Generatore di coppie di fotoni ad alta efficienza utilizzabile per un processo quantistico che sfrutta processi di fluorescenza parametrica.
US7719736B2 (en) * 2003-10-29 2010-05-18 Qucor Pty Ltd. A.C.N. Components for optical qubits in the radio frequency basis
AU2004307191B2 (en) * 2003-10-29 2010-10-07 Qucor Pty Ltd Components for optical qubits in the radio frequency basis
US7304314B2 (en) * 2003-11-26 2007-12-04 General Dynamics Advanced Information Systems Inc. Quantum cross-ambiguity function generator
WO2005060139A2 (en) * 2003-12-17 2005-06-30 General Dynamics Advanced Information Systems, Inc. Secure quantum key distribution using entangled photons
US7292342B2 (en) * 2004-01-30 2007-11-06 General Dynamics Advanced Information Systems Inc. Entangled photon fourier transform spectroscopy
US7515716B1 (en) 2004-02-26 2009-04-07 Bbn Technologies Corp. Systems and methods for reserving cryptographic key material
US7697693B1 (en) 2004-03-09 2010-04-13 Bbn Technologies Corp. Quantum cryptography with multi-party randomness
US7408637B2 (en) * 2004-03-24 2008-08-05 General Dynamics Advanced Information Systems, Inc. Entangled photon spectroscopy for stand-off detection and characterization
US7362420B2 (en) * 2004-03-24 2008-04-22 General Dynamics Advanced Information Systems, Inc. Entangled-photons range finding system and method
AU2004319170B2 (en) * 2004-05-03 2008-05-01 Blackberry Limited System and method for generating reproducible session keys
JPWO2006038683A1 (ja) * 2004-10-01 2008-05-15 独立行政法人科学技術振興機構 高輝度量子相関光子ビーム発生装置
US20060083379A1 (en) * 2004-10-19 2006-04-20 Brookner George M Cryptographic communications session security
US7706694B2 (en) * 2005-07-25 2010-04-27 General Dynamics Advanced Information Systems, Inc. Processor for entangled complex signals
US7429983B2 (en) * 2005-11-01 2008-09-30 Cheetah Omni, Llc Packet-based digital display system
US20070130455A1 (en) * 2005-12-06 2007-06-07 Elliott Brig B Series encryption in a quantum cryptographic system
US20070133798A1 (en) * 2005-12-14 2007-06-14 Elliott Brig B Quantum cryptography on a multi-drop optical network
US8082443B2 (en) * 2006-01-09 2011-12-20 Bbnt Solutions Llc. Pedigrees for quantum cryptography
US20070291811A1 (en) * 2006-05-26 2007-12-20 Conti Ralph S Entangled Photon Source
MY146870A (en) * 2008-11-03 2012-10-15 Mimos Berhad Quantum random number generator based on diffraction of high-order grating
DK3572870T3 (da) * 2018-05-24 2022-04-19 Oesterreichische Akademie Der Wss Fremgangsmåde for sammenfiltret photonfordeling med rumopdelt de-multiplexning
WO2023100668A1 (ja) * 2021-12-02 2023-06-08 国立大学法人東京大学 干渉装置、偏光制御方法及び偏光制御プログラム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5307410A (en) * 1993-05-25 1994-04-26 International Business Machines Corporation Interferometric quantum cryptographic key distribution system
DE19641754A1 (de) * 1996-10-10 1998-04-16 Deutsche Telekom Ag Optischer Zufallsgenerator basierend auf der Einzelphotonenstatistik am optischen Strahlteiler

Also Published As

Publication number Publication date
EP1055308B1 (de) 2006-12-27
CA2297892A1 (en) 1999-12-02
ATE349830T1 (de) 2007-01-15
WO1999062220A1 (de) 1999-12-02
EP1055308A1 (de) 2000-11-29
DE19823849A1 (de) 1999-12-09
US6430345B1 (en) 2002-08-06
DE19823849B4 (de) 2004-09-16
CA2297892C (en) 2007-04-10

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