GB202216809D0 - Methods and systems for determining photon number statics of a light source - Google Patents

Methods and systems for determining photon number statics of a light source

Info

Publication number
GB202216809D0
GB202216809D0 GBGB2216809.0A GB202216809A GB202216809D0 GB 202216809 D0 GB202216809 D0 GB 202216809D0 GB 202216809 A GB202216809 A GB 202216809A GB 202216809 D0 GB202216809 D0 GB 202216809D0
Authority
GB
United Kingdom
Prior art keywords
statics
systems
methods
light source
photon number
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.)
Pending
Application number
GBGB2216809.0A
Other versions
GB2624217A (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 Corp
Original Assignee
Toshiba Corp
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 Corp filed Critical Toshiba Corp
Priority to GB2216809.0A priority Critical patent/GB2624217A/en
Publication of GB202216809D0 publication Critical patent/GB202216809D0/en
Priority to JP2023139315A priority patent/JP2024070212A/en
Publication of GB2624217A publication Critical patent/GB2624217A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G01J11/00—Measuring the characteristics of individual optical pulses or of optical pulse trains
    • 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
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
GB2216809.0A 2022-11-10 2022-11-10 Methods and systems for determining photon number statistics of a light source Pending GB2624217A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2216809.0A GB2624217A (en) 2022-11-10 2022-11-10 Methods and systems for determining photon number statistics of a light source
JP2023139315A JP2024070212A (en) 2022-11-10 2023-08-29 Method and system for determining photon number statistics of a light source - Patents.com

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2216809.0A GB2624217A (en) 2022-11-10 2022-11-10 Methods and systems for determining photon number statistics of a light source

Publications (2)

Publication Number Publication Date
GB202216809D0 true GB202216809D0 (en) 2022-12-28
GB2624217A GB2624217A (en) 2024-05-15

Family

ID=84839889

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2216809.0A Pending GB2624217A (en) 2022-11-10 2022-11-10 Methods and systems for determining photon number statistics of a light source

Country Status (2)

Country Link
JP (1) JP2024070212A (en)
GB (1) GB2624217A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2430124B (en) * 2005-09-09 2008-01-09 Toshiba Res Europ Ltd Quantum communication system
GB2520208B (en) * 2012-10-12 2015-12-09 Toshiba Res Europ Ltd A system and method for intensity monitoring
EP4047861A1 (en) * 2021-02-18 2022-08-24 Terra Quantum AG Method and system for quantum key distribution

Also Published As

Publication number Publication date
JP2024070212A (en) 2024-05-22
GB2624217A (en) 2024-05-15

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