NO177877C - Fremgangsmåte for å representere i signalform et bilde bestående av bildeelementer, samt fremgangsmåte og anordning for å sammenligne et sekundært bilde med et hovedbilde - Google Patents

Fremgangsmåte for å representere i signalform et bilde bestående av bildeelementer, samt fremgangsmåte og anordning for å sammenligne et sekundært bilde med et hovedbilde

Info

Publication number
NO177877C
NO177877C NO852520A NO852520A NO177877C NO 177877 C NO177877 C NO 177877C NO 852520 A NO852520 A NO 852520A NO 852520 A NO852520 A NO 852520A NO 177877 C NO177877 C NO 177877C
Authority
NO
Norway
Prior art keywords
image
representing
comparing
well
pixel elements
Prior art date
Application number
NO852520A
Other languages
English (en)
Other versions
NO852520L (no
NO177877B (no
Inventor
Bruce Kelly
Original Assignee
Bank Of England
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 Bank Of England filed Critical Bank Of England
Publication of NO852520L publication Critical patent/NO852520L/no
Publication of NO177877B publication Critical patent/NO177877B/no
Publication of NO177877C publication Critical patent/NO177877C/no

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • 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
    • G07D7/2075—Setting acceptance levels or parameters
    • 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
    • G07D7/181—Testing mechanical properties or condition, e.g. wear or tear

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Holo Graphy (AREA)
  • Image Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Image Analysis (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Complex Calculations (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
NO852520A 1984-06-22 1985-06-21 Fremgangsmåte for å representere i signalform et bilde bestående av bildeelementer, samt fremgangsmåte og anordning for å sammenligne et sekundært bilde med et hovedbilde NO177877C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848415996A GB8415996D0 (en) 1984-06-22 1984-06-22 Image model

Publications (3)

Publication Number Publication Date
NO852520L NO852520L (no) 1985-12-23
NO177877B NO177877B (no) 1995-08-28
NO177877C true NO177877C (no) 1995-12-06

Family

ID=10562844

Family Applications (1)

Application Number Title Priority Date Filing Date
NO852520A NO177877C (no) 1984-06-22 1985-06-21 Fremgangsmåte for å representere i signalform et bilde bestående av bildeelementer, samt fremgangsmåte og anordning for å sammenligne et sekundært bilde med et hovedbilde

Country Status (17)

Country Link
EP (1) EP0165734B1 (no)
JP (3) JPH0669219B2 (no)
KR (1) KR920010482B1 (no)
AT (1) ATE78354T1 (no)
AU (1) AU587747B2 (no)
CA (1) CA1281125C (no)
DE (1) DE3586339T2 (no)
DK (1) DK168137B1 (no)
ES (2) ES8704649A1 (no)
GB (2) GB8415996D0 (no)
GR (1) GR851508B (no)
HK (1) HK89888A (no)
IE (1) IE56706B1 (no)
IN (1) IN167911B (no)
MX (2) MX172127B (no)
NO (1) NO177877C (no)
ZA (1) ZA854361B (no)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5255331A (en) * 1984-06-20 1993-10-19 The Governor And Company Of The Bank Of England Production of an image model and inspection of a pixel representation of an image
GB8529688D0 (en) * 1985-12-02 1986-01-08 Governor & Co Of The Bank Of E Printing machines
JP2510687B2 (ja) * 1987-08-13 1996-06-26 日本電信電話株式会社 高速欠陥検出方法および装置
US4959836A (en) * 1987-12-09 1990-09-25 Siemens Transmission Systems, Inc. Register robustness improvement circuit and method
GB9011048D0 (en) * 1990-05-17 1990-07-04 Crosfield Electronics Ltd Control data array modification
CH684856A5 (de) * 1992-11-30 1995-01-13 Mars Inc Verfahren zur Klassifizierung eines Musters - insbesondere eines Musters einer Banknote oder einer Münze - und Einrichtung zur Durchführung des Verfahrens.
EP0612042B2 (en) † 1993-02-17 2003-06-04 Kba-Giori S.A. Apparatus and method for checking printed matter
WO1995000337A1 (en) * 1993-06-17 1995-01-05 The Analytic Sciences Corporation Automated system for print quality control
DE19516352A1 (de) * 1995-05-04 1996-11-07 Heidelberger Druckmasch Ag Vorrichtung zur Bildinspektion
US5802208A (en) * 1996-05-06 1998-09-01 Lucent Technologies Inc. Face recognition using DCT-based feature vectors
DE19812812A1 (de) 1997-04-25 1999-09-23 Whd Elektron Prueftech Gmbh Aufbau von Sicherheitselementen für Dokumente und Vorrichtungen zur Prüfung von Dokumenten mit derartigen Sicherheitselementen sowie Verfahren zur Anwendung
DE19812811A1 (de) 1997-08-12 1999-09-23 Whd Elektron Prueftech Gmbh Aufbau von Sicherheitselementen für Dokumente und Vorrichtungen zur Prüfung von Dokumenten mit derartigen Sicherheitselementen sowie Verfahren zur Anwendung dieser Sicherheitselemente und Vorrichtungen
GB0106817D0 (en) * 2001-03-19 2001-05-09 Rue De Int Ltd Monitoring method
GB0208599D0 (en) * 2002-04-15 2002-05-22 Enseal Systems Ltd Method of detecting counterfeit documents
US10109046B2 (en) 2016-07-19 2018-10-23 Globalfoundries Inc. Methods of detecting faults in real-time for semiconductor wafers

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5385610A (en) * 1976-12-29 1978-07-28 Toppan Printing Co Ltd Printed matter inspector
JPS5545948A (en) * 1978-09-29 1980-03-31 Hitachi Ltd Garage
DE2935668A1 (de) * 1978-11-13 1980-05-22 Perkin Elmer Corp Verfahren und vorrichtung zum identifizieren des wertes einer banknote
AU517296B2 (en) * 1979-05-08 1981-07-23 Kureha Kagaku Kogyo Kabushiki Kaisha Method of analysing video image points
IT1129509B (it) * 1980-01-14 1986-06-04 Tasco Spa Procedimento ed apparecchiatura per il ritrovamento in tempo reale di difetti in oggetti industriali
US4538299A (en) * 1981-12-04 1985-08-27 International Remote Imaging Systems, Inc. Method and apparatus for locating the boundary of an object
JPS58181318A (ja) * 1982-04-16 1983-10-24 Mitsubishi Electric Corp アナログ信号のレベル変化検出装置
JPS58186878A (ja) * 1982-04-23 1983-10-31 Koyo Denshi Kogyo Kk 物体検出装置
US4590606A (en) * 1982-12-13 1986-05-20 International Business Machines Corporation Multi-function image processing system

Also Published As

Publication number Publication date
JPH02132564A (ja) 1990-05-22
GR851508B (no) 1985-11-25
IN167911B (no) 1991-01-05
EP0165734A2 (en) 1985-12-27
HK89888A (en) 1988-11-11
NO852520L (no) 1985-12-23
DK282185D0 (da) 1985-06-21
JPH0559473B2 (no) 1993-08-31
DK168137B1 (da) 1994-02-14
MX159061A (es) 1989-04-13
JPH0669219B2 (ja) 1994-08-31
IE56706B1 (en) 1991-11-06
ATE78354T1 (de) 1992-08-15
DE3586339D1 (de) 1992-08-20
MX172127B (es) 1993-12-06
JPS6182595A (ja) 1986-04-26
EP0165734A3 (en) 1988-12-14
EP0165734B1 (en) 1992-07-15
KR920010482B1 (ko) 1992-11-28
GB2160644B (en) 1987-10-14
ES8801455A1 (es) 1987-12-16
IE851465L (en) 1985-12-22
GB2160644A (en) 1985-12-24
KR860000609A (ko) 1986-01-29
ES557059A0 (es) 1987-12-16
DE3586339T2 (de) 1993-02-11
ES544425A0 (es) 1987-04-01
GB8415996D0 (en) 1984-07-25
JPH0547866B2 (no) 1993-07-19
ZA854361B (en) 1986-04-30
JPH02118886A (ja) 1990-05-07
GB8513793D0 (en) 1985-07-03
AU4373185A (en) 1986-01-02
NO177877B (no) 1995-08-28
CA1281125C (en) 1991-03-05
DK282185A (da) 1985-12-23
ES8704649A1 (es) 1987-04-01
AU587747B2 (en) 1989-08-24

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