GB201407100D0 - An optical device - Google Patents

An optical device

Info

Publication number
GB201407100D0
GB201407100D0 GBGB1407100.5A GB201407100A GB201407100D0 GB 201407100 D0 GB201407100 D0 GB 201407100D0 GB 201407100 A GB201407100 A GB 201407100A GB 201407100 D0 GB201407100 D0 GB 201407100D0
Authority
GB
United Kingdom
Prior art keywords
optical device
optical
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.)
Granted
Application number
GBGB1407100.5A
Other versions
GB2525399B (en
GB2525399A (en
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.)
Toshiba Europe Ltd
Original Assignee
Toshiba Research Europe Ltd
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 Toshiba Research Europe Ltd filed Critical Toshiba Research Europe Ltd
Priority to GB1505293.9A priority Critical patent/GB2525501B/en
Priority to GB1407100.5A priority patent/GB2525399B/en
Publication of GB201407100D0 publication Critical patent/GB201407100D0/en
Priority to JP2015057747A priority patent/JP5973022B2/en
Priority to US14/693,442 priority patent/US9876580B2/en
Publication of GB2525399A publication Critical patent/GB2525399A/en
Application granted granted Critical
Publication of GB2525399B publication Critical patent/GB2525399B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04B10/70—Photonic quantum communication
GB1407100.5A 2014-04-22 2014-04-22 An optical device Active GB2525399B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1505293.9A GB2525501B (en) 2014-04-22 2014-04-22 An optical device
GB1407100.5A GB2525399B (en) 2014-04-22 2014-04-22 An optical device
JP2015057747A JP5973022B2 (en) 2014-04-22 2015-03-20 Optical device
US14/693,442 US9876580B2 (en) 2014-04-22 2015-04-22 Optical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1407100.5A GB2525399B (en) 2014-04-22 2014-04-22 An optical device

Publications (3)

Publication Number Publication Date
GB201407100D0 true GB201407100D0 (en) 2014-06-04
GB2525399A GB2525399A (en) 2015-10-28
GB2525399B GB2525399B (en) 2016-05-18

Family

ID=50929047

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1407100.5A Active GB2525399B (en) 2014-04-22 2014-04-22 An optical device

Country Status (2)

Country Link
JP (1) JP5973022B2 (en)
GB (1) GB2525399B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109586911A (en) * 2019-02-01 2019-04-05 上海循态信息科技有限公司 Continuous variable quantum key delivering method based on coherent optical communication system

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2551685B (en) * 2016-02-16 2019-12-11 Toshiba Kk An optical device, a transmitter for a quantum communication system and a quantum communication system
CN107317636B (en) * 2016-12-26 2018-10-02 科大国盾量子技术股份有限公司 A kind of light source and code device for quantum communication system
GB2571521B (en) 2018-02-22 2021-07-07 Toshiba Kk A transmitter for a quantum communication system, a quantum communication system and a method of generating intensity modulated Photon pulses
GB2578790B (en) * 2018-11-09 2023-02-15 Toshiba Kk A reference Laser, plurality of first optical components, and a plurality of second optical components integrated laterally on a semiconductor substrate
JP7435770B2 (en) 2020-06-10 2024-02-21 日本電気株式会社 Optical transmitter and modulation timing correctness determination method
GB2599887B (en) 2020-07-17 2022-11-30 Toshiba Kk An optical source, a method for generating optical pulses, a quantum communication system, and a quantum communication method
WO2022077458A1 (en) 2020-10-16 2022-04-21 中国科学院大连化学物理研究所 Coke-control reactor, device for preparing low-carbon olefins from oxygen-containing compound and use thereof
JP7449415B2 (en) 2020-10-16 2024-03-13 中国科学院大▲連▼化学物理研究所 Fluidized bed regenerator, equipment for preparing light olefins and its applications
EP4082654A4 (en) 2020-10-16 2023-01-25 Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences Fluidized bed reactor, apparatus, and method for preparing low-carbon olefin from oxygen-containing compound

Family Cites Families (11)

* 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
JP3419218B2 (en) * 1996-09-13 2003-06-23 三菱電機株式会社 Semiconductor laser and semiconductor laser device with optical modulator
GB2404103B (en) * 2003-07-15 2005-06-29 Toshiba Res Europ Ltd A quantum communication system
GB2430123B (en) * 2005-09-09 2008-01-23 Toshiba Res Europ Ltd A quantum communication system
WO2007055683A2 (en) * 2005-11-04 2007-05-18 The Board Of Trustees Of The Leland Stanford Junior University Differential phase shift keying quantum key distribution
JP4358206B2 (en) * 2006-05-31 2009-11-04 日本電信電話株式会社 Quantum cryptographic communication device and quantum cryptographic communication method
JP5126479B2 (en) * 2007-04-16 2013-01-23 日本電気株式会社 Quantum key distribution system and receiving apparatus
JP2008294934A (en) * 2007-05-28 2008-12-04 Nippon Telegr & Teleph Corp <Ntt> Quantum cryptographic communication system and eavesdropping detection method
JP4893961B2 (en) * 2007-09-04 2012-03-07 日本電気株式会社 Optical transmitter and control method of composite modulator
JP5286852B2 (en) * 2008-03-14 2013-09-11 日本電気株式会社 Quantum key distribution encoding apparatus and method
JP5347644B2 (en) * 2009-03-27 2013-11-20 日本電気株式会社 Optical communication system and method, transmitter and receiver, quantum cryptography key distribution system and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109586911A (en) * 2019-02-01 2019-04-05 上海循态信息科技有限公司 Continuous variable quantum key delivering method based on coherent optical communication system
CN109586911B (en) * 2019-02-01 2021-08-31 上海循态信息科技有限公司 Continuous variable quantum key distribution method based on coherent optical communication system

Also Published As

Publication number Publication date
JP5973022B2 (en) 2016-08-17
GB2525399B (en) 2016-05-18
GB2525399A (en) 2015-10-28
JP2016001868A (en) 2016-01-07

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