FI117221B - Detektorenhet för säkerhetstråd - Google Patents

Detektorenhet för säkerhetstråd Download PDF

Info

Publication number
FI117221B
FI117221B FI972017A FI972017A FI117221B FI 117221 B FI117221 B FI 117221B FI 972017 A FI972017 A FI 972017A FI 972017 A FI972017 A FI 972017A FI 117221 B FI117221 B FI 117221B
Authority
FI
Finland
Prior art keywords
segment
thread
document
samples
segments
Prior art date
Application number
FI972017A
Other languages
English (en)
Finnish (fi)
Other versions
FI972017A (sv
FI972017A0 (sv
Inventor
Martin Webb
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
Priority claimed from GB9423290A external-priority patent/GB9423290D0/en
Priority claimed from GB9423420A external-priority patent/GB9423420D0/en
Application filed by Bank Of England filed Critical Bank Of England
Publication of FI972017A publication Critical patent/FI972017A/sv
Publication of FI972017A0 publication Critical patent/FI972017A0/sv
Application granted granted Critical
Publication of FI117221B publication Critical patent/FI117221B/sv

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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/083—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive
    • G06K7/084—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive sensing magnetic material by relative movement detecting flux changes without altering its magnetised state
    • 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
    • G07D7/004—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 using digital security elements, e.g. information coded on a magnetic thread or strip

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Burglar Alarm Systems (AREA)
  • Sorting Of Articles (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
  • Credit Cards Or The Like (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Alarm Systems (AREA)
FI972017A 1994-11-18 1997-05-13 Detektorenhet för säkerhetstråd FI117221B (sv)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB9423290A GB9423290D0 (en) 1994-11-18 1994-11-18 Magnetic thread detector assembly
GB9423290 1994-11-18
GB9423420A GB9423420D0 (en) 1994-11-19 1994-11-19 Magnetic thread detector assembly
GB9423420 1994-11-19
GB9502608 1995-11-07
PCT/GB1995/002608 WO1996016381A1 (en) 1994-11-18 1995-11-07 Security thread detector assembly

Publications (3)

Publication Number Publication Date
FI972017A FI972017A (sv) 1997-05-13
FI972017A0 FI972017A0 (sv) 1997-05-13
FI117221B true FI117221B (sv) 2006-07-31

Family

ID=26306007

Family Applications (1)

Application Number Title Priority Date Filing Date
FI972017A FI117221B (sv) 1994-11-18 1997-05-13 Detektorenhet för säkerhetstråd

Country Status (15)

Country Link
US (1) US5889271A (sv)
EP (1) EP0791210B1 (sv)
JP (1) JPH10511784A (sv)
KR (1) KR100274699B1 (sv)
AT (1) ATE165683T1 (sv)
AU (1) AU689968B2 (sv)
CA (1) CA2201306C (sv)
DE (1) DE69502296T2 (sv)
DK (1) DK0791210T3 (sv)
ES (1) ES2115402T3 (sv)
FI (1) FI117221B (sv)
IL (1) IL116030A0 (sv)
NO (1) NO316413B1 (sv)
TW (1) TW281751B (sv)
WO (1) WO1996016381A1 (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6345104B1 (en) 1994-03-17 2002-02-05 Digimarc Corporation Digital watermarks and methods for security documents
US6449377B1 (en) 1995-05-08 2002-09-10 Digimarc Corporation Methods and systems for watermark processing of line art images
GB2347776B (en) * 1996-08-23 2000-12-13 Bank Of England Magnetic reader
GB9617692D0 (en) * 1996-08-23 1996-10-02 Bank Of England Magnetic reader
US6131718A (en) * 1998-09-30 2000-10-17 Lucent Technologies Inc. System and method for the detection of counterfeit currency
CA2424663A1 (en) * 2000-10-05 2002-04-11 Cummins-Allison Corp. Method and apparatus for document identification and authentication
DE10049431A1 (de) * 2000-10-06 2002-04-11 Giesecke & Devrient Gmbh Verfahren und Vorrichtung für die Bearbeitung von Banknoten
DE60215768T2 (de) * 2001-01-08 2007-03-01 De La Rue International Ltd., Basingstoke Magnetisches Fadenlesegerät
GB0100451D0 (en) * 2001-01-08 2001-02-21 Rue De Int Ltd Method for reading coded magnetic threads
DE102006055170A1 (de) * 2006-11-22 2008-05-29 Giesecke & Devrient Gmbh Sicherheitselement zur Absicherung von Wertdokumenten
DE102006055169A1 (de) * 2006-11-22 2008-05-29 Giesecke & Devrient Gmbh Sicherheitselement für Wertdokumente
DE102007025939A1 (de) * 2007-06-04 2008-12-11 Giesecke & Devrient Gmbh Sicherheitselement zur Absicherung von Wertdokumenten
DE102007061826A1 (de) * 2007-12-20 2009-06-25 Giesecke & Devrient Gmbh Verfahren und Vorrichtung zum Prüfen des Vorhandenseins von magnetischen Merkmalen auf einem Wertdokument

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978450A (en) * 1974-05-30 1976-08-31 Recognition Equipment Incorporated Image character reader system
GB2098768B (en) * 1981-04-13 1984-07-04 Bank Of England The Governor & Card readers
GB8912750D0 (en) * 1989-06-02 1989-07-19 Portals Ltd Security paper
GB8918699D0 (en) * 1989-08-16 1989-09-27 De La Rue Syst Thread detector assembly
US5279403A (en) * 1992-07-23 1994-01-18 Crane & Company, Inc. Microwave security thread detector
US5419424A (en) * 1994-04-28 1995-05-30 Authentication Technologies, Inc. Currency paper security thread verification device
GB9415780D0 (en) * 1994-08-04 1994-09-28 Portals Ltd A security thread, a film and a method of manufacture of a security thread
US5786910A (en) * 1995-05-11 1998-07-28 Advanced Deposition Technologies, Inc. Pattern metallized optical varying security devices
US5757521A (en) * 1995-05-11 1998-05-26 Advanced Deposition Technologies, Inc. Pattern metallized optical varying security devices
US5614824A (en) * 1995-05-15 1997-03-25 Crane & Co., Inc. Harmonic-based verifier device for a magnetic security thread having linear and non-linear ferromagnetic characteristics
US5736722A (en) * 1996-02-08 1998-04-07 Eastman Kodak Company Dual sensor decoder

Also Published As

Publication number Publication date
CA2201306C (en) 2002-04-02
FI972017A (sv) 1997-05-13
ES2115402T3 (es) 1998-06-16
DE69502296T2 (de) 1998-10-08
FI972017A0 (sv) 1997-05-13
DE69502296D1 (de) 1998-06-04
KR100274699B1 (ko) 2000-12-15
EP0791210B1 (en) 1998-04-29
AU689968B2 (en) 1998-04-09
EP0791210A1 (en) 1997-08-27
US5889271A (en) 1999-03-30
NO316413B1 (no) 2004-01-19
AU3813195A (en) 1996-06-17
IL116030A0 (en) 1996-01-31
TW281751B (sv) 1996-07-21
WO1996016381A1 (en) 1996-05-30
DK0791210T3 (da) 1998-10-07
NO972267L (no) 1997-05-16
JPH10511784A (ja) 1998-11-10
KR970707201A (ko) 1997-12-01
NO972267D0 (no) 1997-05-16
ATE165683T1 (de) 1998-05-15
CA2201306A1 (en) 1996-05-30

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