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GB2477961B - Photon correlator and method of measuring photon correlation - Google Patents

Photon correlator and method of measuring photon correlation

Info

Publication number
GB2477961B
GB2477961B GB1002890.0A GB201002890A GB2477961B GB 2477961 B GB2477961 B GB 2477961B GB 201002890 A GB201002890 A GB 201002890A GB 2477961 B GB2477961 B GB 2477961B
Authority
GB
United Kingdom
Prior art keywords
photon
correlator
measuring
correlation
photon correlation
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.)
Active
Application number
GB1002890.0A
Other versions
GB201002890D0 (en
GB2477961A (en
Inventor
James Dynes
Zhiliang Yuan
Andrew W Sharpe
Andrew James Shields
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 GB1002890.0A priority Critical patent/GB2477961B/en
Publication of GB201002890D0 publication Critical patent/GB201002890D0/en
Publication of GB2477961A publication Critical patent/GB2477961A/en
Application granted granted Critical
Publication of GB2477961B publication Critical patent/GB2477961B/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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
GB1002890.0A 2010-02-19 2010-02-19 Photon correlator and method of measuring photon correlation Active GB2477961B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1002890.0A GB2477961B (en) 2010-02-19 2010-02-19 Photon correlator and method of measuring photon correlation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1002890.0A GB2477961B (en) 2010-02-19 2010-02-19 Photon correlator and method of measuring photon correlation

Publications (3)

Publication Number Publication Date
GB201002890D0 GB201002890D0 (en) 2010-04-07
GB2477961A GB2477961A (en) 2011-08-24
GB2477961B true GB2477961B (en) 2012-01-18

Family

ID=42114114

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1002890.0A Active GB2477961B (en) 2010-02-19 2010-02-19 Photon correlator and method of measuring photon correlation

Country Status (1)

Country Link
GB (1) GB2477961B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2996268A4 (en) * 2013-05-07 2017-01-04 Kaminao, Minoru Lightwave communication purpose reception apparatus, lightwave communication apparatus, and lightwave communication method
CN110376678B (en) * 2019-07-11 2020-12-11 军事科学院系统工程研究院网络信息研究所 Weak coherent pulse rectification method and device based on time sequence synthesis technology and storage medium
CN113630120B (en) * 2021-03-31 2024-08-09 中山大学 Zero delay communication method combined with 1-bit analog-to-digital converter and application thereof
CN115479679A (en) * 2022-08-31 2022-12-16 中国计量科学研究院 Photon number resolution detection device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243649A (en) * 1992-09-29 1993-09-07 The Johns Hopkins University Apparatus and method for quantum mechanical encryption for the transmission of secure communications
JPH1137850A (en) * 1997-07-22 1999-02-12 Hamamatsu Photonics Kk Light waveform measuring apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243649A (en) * 1992-09-29 1993-09-07 The Johns Hopkins University Apparatus and method for quantum mechanical encryption for the transmission of secure communications
JPH1137850A (en) * 1997-07-22 1999-02-12 Hamamatsu Photonics Kk Light waveform measuring apparatus

Also Published As

Publication number Publication date
GB201002890D0 (en) 2010-04-07
GB2477961A (en) 2011-08-24

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