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GB2497035B - Method of authentication - Google Patents

Method of authentication

Info

Publication number
GB2497035B
GB2497035B GB1304044.9A GB201304044A GB2497035B GB 2497035 B GB2497035 B GB 2497035B GB 201304044 A GB201304044 A GB 201304044A GB 2497035 B GB2497035 B GB 2497035B
Authority
GB
United Kingdom
Prior art keywords
authentication
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
GB1304044.9A
Other versions
GB2497035A (en
GB201304044D0 (en
Inventor
John Barham Peter
Burghardt Tilo
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.)
University of Bristol
Original Assignee
University of Bristol
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 University of Bristol filed Critical University of Bristol
Publication of GB201304044D0 publication Critical patent/GB201304044D0/en
Publication of GB2497035A publication Critical patent/GB2497035A/en
Application granted granted Critical
Publication of GB2497035B publication Critical patent/GB2497035B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/20—Testing patterns thereon
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/20—Testing patterns thereon
    • G07D7/202—Testing patterns thereon using pattern matching
    • G07D7/2033—Matching unique patterns, i.e. patterns that are unique to each individual paper
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/20—Testing patterns thereon
    • G07D7/202—Testing patterns thereon using pattern matching
    • G07D7/2041—Matching statistical distributions, e.g. of particle sizes orientations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB1304044.9A 2010-08-11 2011-08-11 Method of authentication Active GB2497035B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1013432.8A GB201013432D0 (en) 2010-08-11 2010-08-11 Method of authentication
PCT/GB2011/051517 WO2012020263A1 (en) 2010-08-11 2011-08-11 Method of authentication

Publications (3)

Publication Number Publication Date
GB201304044D0 GB201304044D0 (en) 2013-04-17
GB2497035A GB2497035A (en) 2013-05-29
GB2497035B true GB2497035B (en) 2017-10-25

Family

ID=42931442

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB1013432.8A Ceased GB201013432D0 (en) 2010-08-11 2010-08-11 Method of authentication
GB1304044.9A Active GB2497035B (en) 2010-08-11 2011-08-11 Method of authentication

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB1013432.8A Ceased GB201013432D0 (en) 2010-08-11 2010-08-11 Method of authentication

Country Status (2)

Country Link
GB (2) GB201013432D0 (en)
WO (1) WO2012020263A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9094595B2 (en) 2013-01-31 2015-07-28 Eastman Kodak Company System for authenticating an object
GB201308434D0 (en) * 2013-05-10 2013-06-19 Innovia Films Sarl Authentication apparatus and method
US9553582B1 (en) 2015-10-09 2017-01-24 Lexmark International, Inc. Physical unclonable functions having magnetic and non-magnetic particles
US20170100862A1 (en) 2015-10-09 2017-04-13 Lexmark International, Inc. Injection-Molded Physical Unclonable Function
US9929864B2 (en) 2015-10-09 2018-03-27 Lexmark International, Inc. Rotating magnetic measurements of physical unclonable functions
US9665748B1 (en) 2016-08-03 2017-05-30 Lexmark International, Inc. Magnetic helical physical unclonable function measured adjacent to flight
US20190139909A1 (en) 2017-11-09 2019-05-09 Lexmark International, Inc. Physical Unclonable Functions in Integrated Circuit Chip Packaging for Security
CN113812919B (en) * 2021-04-26 2023-07-14 长春理工大学 Macular testing device and method based on polarization-sensing spatio-temporal sensitivity

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007002873A2 (en) * 2005-06-29 2007-01-04 Eidgenössische Technische Hochschule Zürich Unique label for identification or security system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007002873A2 (en) * 2005-06-29 2007-01-04 Eidgenössische Technische Hochschule Zürich Unique label for identification or security system

Also Published As

Publication number Publication date
WO2012020263A1 (en) 2012-02-16
GB2497035A (en) 2013-05-29
GB201013432D0 (en) 2010-09-22
GB201304044D0 (en) 2013-04-17

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20231026 AND 20231101

746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20240530