DE69535480D1 - Verfahren und vorrichtung zur identifizierung und authentifizierung von verschiedenen magnetischen medien - Google Patents

Verfahren und vorrichtung zur identifizierung und authentifizierung von verschiedenen magnetischen medien

Info

Publication number
DE69535480D1
DE69535480D1 DE69535480T DE69535480T DE69535480D1 DE 69535480 D1 DE69535480 D1 DE 69535480D1 DE 69535480 T DE69535480 T DE 69535480T DE 69535480 T DE69535480 T DE 69535480T DE 69535480 D1 DE69535480 D1 DE 69535480D1
Authority
DE
Germany
Prior art keywords
magnetic medium
magnetic
remanent noise
fingerprint
identifying
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.)
Expired - Lifetime
Application number
DE69535480T
Other languages
English (en)
Other versions
DE69535480T2 (de
Inventor
Ronald S Indeck
Marcel Wettstein Muller
George Lawrence Engel
Alan Lee Hege
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 Washington
Washington University in St Louis WUSTL
Original Assignee
University of Washington
Washington University in St Louis WUSTL
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 Washington, Washington University in St Louis WUSTL filed Critical University of Washington
Publication of DE69535480D1 publication Critical patent/DE69535480D1/de
Application granted granted Critical
Publication of DE69535480T2 publication Critical patent/DE69535480T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/283—Security features, e.g. digital codes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/101—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM] by binding digital rights to specific entities
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/16—Program or content traceability, e.g. by watermarking
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
    • G06F21/79—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
    • G06K1/125—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by magnetic means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
    • G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
    • G06K19/12—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards the marking being sensed by magnetic means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
    • G06Q20/347—Passive cards
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/36—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes
    • G06Q20/367—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes involving electronic purses or money safes
    • G06Q20/3674—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes involving electronic purses or money safes involving authentication
    • 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
    • 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
    • G07D7/04—Testing magnetic properties of the materials thereof, e.g. by detection of magnetic imprint
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/0806—Details of the card
    • G07F7/0813—Specific details related to card security
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/086—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means by passive credit-cards adapted therefor, e.g. constructive particularities to avoid counterfeiting, e.g. by inclusion of a physical or chemical security-layer
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/12—Card verification
    • G07F7/125—Offline card verification
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G11B20/00123—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers the record carrier being identified by recognising some of its unique characteristics, e.g. a unique defect pattern serving as a physical signature of the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/007—Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/281—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs by changing the physical properties of the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/283—Security features, e.g. digital codes
    • G11B23/284—Security features, e.g. digital codes on the record carrier
DE69535480T 1994-09-09 1995-08-14 Verfahren und vorrichtung zur identifizierung und authentifizierung von verschiedenen magnetischen medien Expired - Lifetime DE69535480T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US303690 1994-09-09
US08/303,690 US5546462A (en) 1993-04-09 1994-09-09 Method and apparatus for fingerprinting and authenticating various magnetic media
PCT/US1995/010324 WO1996008012A1 (en) 1994-09-09 1995-08-14 Method and apparatus for fingerprinting and authenticating various magnetic media

Publications (2)

Publication Number Publication Date
DE69535480D1 true DE69535480D1 (de) 2007-06-06
DE69535480T2 DE69535480T2 (de) 2008-01-03

Family

ID=23173251

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69535480T Expired - Lifetime DE69535480T2 (de) 1994-09-09 1995-08-14 Verfahren und vorrichtung zur identifizierung und authentifizierung von verschiedenen magnetischen medien

Country Status (8)

Country Link
US (2) US5546462A (de)
EP (1) EP0789912B1 (de)
JP (2) JP3860606B2 (de)
AT (1) ATE360872T1 (de)
AU (1) AU688956B2 (de)
CA (1) CA2199601A1 (de)
DE (1) DE69535480T2 (de)
WO (1) WO1996008012A1 (de)

Families Citing this family (195)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10361802B1 (en) 1999-02-01 2019-07-23 Blanding Hovenweep, Llc Adaptive pattern recognition based control system and method
US5625689A (en) * 1993-04-09 1997-04-29 Washington University Method and apparatus for secure data storage and manipulation using magnetic media
US7313251B2 (en) 1993-11-18 2007-12-25 Digimarc Corporation Method and system for managing and controlling electronic media
US6681028B2 (en) 1995-07-27 2004-01-20 Digimarc Corporation Paper-based control of computer systems
US6574350B1 (en) 1995-05-08 2003-06-03 Digimarc Corporation Digital watermarking employing both frail and robust watermarks
US20020009208A1 (en) * 1995-08-09 2002-01-24 Adnan Alattar Authentication of physical and electronic media objects using digital watermarks
US6522770B1 (en) 1999-05-19 2003-02-18 Digimarc Corporation Management of documents and other objects using optical devices
US6560349B1 (en) * 1994-10-21 2003-05-06 Digimarc Corporation Audio monitoring using steganographic information
EP0713197A1 (de) * 1994-11-15 1996-05-22 Landis & Gyr Technology Innovation AG Datenträger und Schreib-/Lesegerät für einen solchen Datenträger
US7362775B1 (en) * 1996-07-02 2008-04-22 Wistaria Trading, Inc. Exchange mechanisms for digital information packages with bandwidth securitization, multichannel digital watermarks, and key management
US6590996B1 (en) 2000-02-14 2003-07-08 Digimarc Corporation Color adaptive watermarking
US6760463B2 (en) * 1995-05-08 2004-07-06 Digimarc Corporation Watermarking methods and media
US6721440B2 (en) 1995-05-08 2004-04-13 Digimarc Corporation Low visibility watermarks using an out-of-phase color
US6728390B2 (en) 1995-05-08 2004-04-27 Digimarc Corporation Methods and systems using multiple watermarks
US7224819B2 (en) 1995-05-08 2007-05-29 Digimarc Corporation Integrating digital watermarks in multimedia content
US7805500B2 (en) * 1995-05-08 2010-09-28 Digimarc Corporation Network linking methods and apparatus
US5613004A (en) 1995-06-07 1997-03-18 The Dice Company Steganographic method and device
US6577746B1 (en) 1999-12-28 2003-06-10 Digimarc Corporation Watermark-based object linking and embedding
US6411725B1 (en) * 1995-07-27 2002-06-25 Digimarc Corporation Watermark enabled video objects
US7711564B2 (en) * 1995-07-27 2010-05-04 Digimarc Corporation Connected audio and other media objects
US6788800B1 (en) 2000-07-25 2004-09-07 Digimarc Corporation Authenticating objects using embedded data
US6505160B1 (en) * 1995-07-27 2003-01-07 Digimarc Corporation Connected audio and other media objects
US6829368B2 (en) * 2000-01-26 2004-12-07 Digimarc Corporation Establishing and interacting with on-line media collections using identifiers in media signals
US6965682B1 (en) 1999-05-19 2005-11-15 Digimarc Corp Data transmission by watermark proxy
US7562392B1 (en) 1999-05-19 2009-07-14 Digimarc Corporation Methods of interacting with audio and ambient music
US7095871B2 (en) * 1995-07-27 2006-08-22 Digimarc Corporation Digital asset management and linking media signals with related data using watermarks
US7664263B2 (en) 1998-03-24 2010-02-16 Moskowitz Scott A Method for combining transfer functions with predetermined key creation
US6205249B1 (en) * 1998-04-02 2001-03-20 Scott A. Moskowitz Multiple transform utilization and applications for secure digital watermarking
US7543151B2 (en) * 1996-02-15 2009-06-02 Semtek Innovative Solutions Corporation Method and apparatus for securing and authenticating encoded data and documents containing such data
US7171560B2 (en) 1998-06-22 2007-01-30 Semtek Solutions, Inc. Method and apparatus for securing and authenticating encoded data and documents containing such data
US8180844B1 (en) 2000-03-18 2012-05-15 Digimarc Corporation System for linking from objects to remote resources
US6053406A (en) * 1996-05-17 2000-04-25 Aveka, Inc. Antiforgery security system
US7159116B2 (en) * 1999-12-07 2007-01-02 Blue Spike, Inc. Systems, methods and devices for trusted transactions
US6078664A (en) * 1996-12-20 2000-06-20 Moskowitz; Scott A. Z-transform implementation of digital watermarks
US7457962B2 (en) * 1996-07-02 2008-11-25 Wistaria Trading, Inc Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
US7095874B2 (en) 1996-07-02 2006-08-22 Wistaria Trading, Inc. Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
US7177429B2 (en) 2000-12-07 2007-02-13 Blue Spike, Inc. System and methods for permitting open access to data objects and for securing data within the data objects
US7346472B1 (en) 2000-09-07 2008-03-18 Blue Spike, Inc. Method and device for monitoring and analyzing signals
US7107451B2 (en) * 1996-07-02 2006-09-12 Wistaria Trading, Inc. Optimization methods for the insertion, protection, and detection of digital watermarks in digital data
US5889868A (en) * 1996-07-02 1999-03-30 The Dice Company Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
US6600823B1 (en) * 1996-10-22 2003-07-29 Unisys Corporation Apparatus and method for enhancing check security
US20060020806A1 (en) * 1996-11-08 2006-01-26 Monolith Co., Ltd. Method and apparatus for imprinting ID information into a digital content and for reading out the same
US6912652B2 (en) 1996-11-08 2005-06-28 Monolith Co., Ltd. Method and apparatus for imprinting ID information into a digital content and for reading out the same
US6292437B1 (en) * 1996-12-16 2001-09-18 Intermec Ip Corp. Portable identification capture system for transaction verification
US7730317B2 (en) 1996-12-20 2010-06-01 Wistaria Trading, Inc. Linear predictive coding implementation of digital watermarks
US5920628A (en) * 1997-01-09 1999-07-06 Washington University Method and apparatus for fingerprinting and authenticating various magnetic media
US6904525B1 (en) 1997-07-01 2005-06-07 Pitney Bowes Inc. Method for preventing counterfeiting of articles of manufacture
EP0901282B1 (de) 1997-09-03 2006-06-28 Hitachi, Ltd. Verfahren zur Aufnahme und Wiedergabe von Information über elektronische Wasserzeichen
US6856383B1 (en) 1997-09-05 2005-02-15 Security First Corp. Relief object image generator
GB2318089A (en) 1997-11-13 1998-04-15 Flying Null Ltd Banknote with two magnetic security features
US6289141B1 (en) * 1998-01-15 2001-09-11 Morton F. Roseman Apparatus for authenticating products and authorizing processes using the magnetic properties of a marker
US6804376B2 (en) 1998-01-20 2004-10-12 Digimarc Corporation Equipment employing watermark-based authentication function
US7689532B1 (en) 2000-07-20 2010-03-30 Digimarc Corporation Using embedded data with file sharing
US7602940B2 (en) * 1998-04-16 2009-10-13 Digimarc Corporation Steganographic data hiding using a device clock
US6091838A (en) 1998-06-08 2000-07-18 E.L. Specialists, Inc. Irradiated images described by electrical contact
US7377433B2 (en) * 1998-07-22 2008-05-27 Washington University In St. Louis Method and apparatus for authenticating a magnetic fingerprint signal using compressive amplification
US6098881A (en) * 1998-07-22 2000-08-08 Mag-Tek, Inc. Magnetic stripe card verification system
US7210627B2 (en) 1998-07-22 2007-05-01 Morley Jr Robert E Method and apparatus for authenticating a magnetic fingerprint signal using an adaptive analog to digital converter
US7478751B2 (en) * 1998-07-22 2009-01-20 Magtek, Inc. Method and apparatus for authenticating a magnetic fingerprint signal using a filter capable of isolating a remanent noise related signal component
US6899269B1 (en) * 1998-07-22 2005-05-31 Mag-Tek, Inc. Magnetic stripe authentication and verification system
US6431445B1 (en) 1998-07-22 2002-08-13 Mag-Tek, Inc. Magnetic stripe card verification system
US8332478B2 (en) 1998-10-01 2012-12-11 Digimarc Corporation Context sensitive connected content
AU1624800A (en) * 1998-11-19 2000-06-13 Digimarc Corporation Printing and validation of self validating security documents
JP3534629B2 (ja) * 1998-12-10 2004-06-07 株式会社三協精機製作所 磁気記録データの復調方法
US7664264B2 (en) 1999-03-24 2010-02-16 Blue Spike, Inc. Utilizing data reduction in steganographic and cryptographic systems
US6674993B1 (en) * 1999-04-30 2004-01-06 Microvision, Inc. Method and system for identifying data locations associated with real world observations
US7302574B2 (en) * 1999-05-19 2007-11-27 Digimarc Corporation Content identifiers triggering corresponding responses through collaborative processing
US7565294B2 (en) * 1999-05-19 2009-07-21 Digimarc Corporation Methods and systems employing digital content
US20020032734A1 (en) 2000-07-26 2002-03-14 Rhoads Geoffrey B. Collateral data combined with user characteristics to select web site
US7406214B2 (en) 1999-05-19 2008-07-29 Digimarc Corporation Methods and devices employing optical sensors and/or steganography
US7475246B1 (en) 1999-08-04 2009-01-06 Blue Spike, Inc. Secure personal content server
US7028011B1 (en) 1999-09-10 2006-04-11 Eastman Kodak Company Hybrid optical recording disc with copy protection
US6608919B1 (en) 1999-11-10 2003-08-19 Digimarc Corporation Method and apparatus for encoding paper with information
WO2001050665A1 (en) * 1999-12-30 2001-07-12 Digimarc Corporation Watermark-based personal audio appliance
US6625297B1 (en) 2000-02-10 2003-09-23 Digimarc Corporation Self-orienting watermarks
JP2001257672A (ja) * 2000-03-14 2001-09-21 Mitsubishi Electric Corp 認証方法、認証装置、認証システム、および、ｉｃカード
US6711558B1 (en) * 2000-04-07 2004-03-23 Washington University Associative database scanning and information retrieval
US7139743B2 (en) 2000-04-07 2006-11-21 Washington University Associative database scanning and information retrieval using FPGA devices
US8095508B2 (en) * 2000-04-07 2012-01-10 Washington University Intelligent data storage and processing using FPGA devices
WO2001080169A1 (en) * 2000-04-17 2001-10-25 Digimarc Corporation Authentication of physical and electronic media objects using digital watermarks
US6804377B2 (en) 2000-04-19 2004-10-12 Digimarc Corporation Detecting information hidden out-of-phase in color channels
US7305104B2 (en) * 2000-04-21 2007-12-04 Digimarc Corporation Authentication of identification documents using digital watermarks
US7191156B1 (en) 2000-05-01 2007-03-13 Digimarc Corporation Digital watermarking systems
US6476991B1 (en) * 2000-05-01 2002-11-05 Xtec Incorporated Methods and apparatus for increased magnetic coding density by precise placement of magnetic transitions
US8121843B2 (en) * 2000-05-02 2012-02-21 Digimarc Corporation Fingerprint methods and systems for media signals
US7162035B1 (en) 2000-05-24 2007-01-09 Tracer Detection Technology Corp. Authentication method and system
US7565541B1 (en) * 2000-06-21 2009-07-21 Microvision, Inc. Digital fingerprint identification system
US7587368B2 (en) * 2000-07-06 2009-09-08 David Paul Felsher Information record infrastructure, system and method
US6963975B1 (en) * 2000-08-11 2005-11-08 Microsoft Corporation System and method for audio fingerprinting
US7035873B2 (en) * 2001-08-20 2006-04-25 Microsoft Corporation System and methods for providing adaptive media property classification
US7065416B2 (en) * 2001-08-29 2006-06-20 Microsoft Corporation System and methods for providing automatic classification of media entities according to melodic movement properties
US20040243540A1 (en) * 2000-09-07 2004-12-02 Moskowitz Scott A. Method and device for monitoring and analyzing signals
US7127615B2 (en) 2000-09-20 2006-10-24 Blue Spike, Inc. Security based on subliminal and supraliminal channels for data objects
AU2002232817A1 (en) * 2000-12-21 2002-07-01 Digimarc Corporation Methods, apparatus and programs for generating and utilizing content signatures
US20020141583A1 (en) * 2001-01-29 2002-10-03 Eastman Kodak Company Copy protection using a preformed ID and a unique ID on a programmable CD-ROM
US7057993B2 (en) * 2001-01-29 2006-06-06 Eastman Kodak Company Copy protection using multiple security levels on a programmable CD-ROM
US6871784B2 (en) * 2001-02-07 2005-03-29 Trijay Technologies International Corporation Security in mag-stripe card transactions
US7181017B1 (en) 2001-03-23 2007-02-20 David Felsher System and method for secure three-party communications
US7248715B2 (en) * 2001-04-06 2007-07-24 Digimarc Corporation Digitally watermarking physical media
US6754016B2 (en) 2001-04-19 2004-06-22 Carnegie Mellon University Frequency modulation pattern for disk drive assemblies
US7046819B2 (en) * 2001-04-25 2006-05-16 Digimarc Corporation Encoded reference signal for digital watermarks
US7502937B2 (en) * 2001-04-30 2009-03-10 Digimarc Corporation Digital watermarking security systems
US7958359B2 (en) * 2001-04-30 2011-06-07 Digimarc Corporation Access control systems
US7716330B2 (en) * 2001-10-19 2010-05-11 Global Velocity, Inc. System and method for controlling transmission of data packets over an information network
US20090006659A1 (en) * 2001-10-19 2009-01-01 Collins Jack M Advanced mezzanine card for digital network data inspection
JP2003233949A (ja) 2001-12-06 2003-08-22 Ricoh Co Ltd 書き込み可能型光ディスク、光ディスク書き込み装置、媒体判定用プログラム、記録媒体、プログラム読み取り方法、及び情報処理システム
US7728048B2 (en) 2002-12-20 2010-06-01 L-1 Secure Credentialing, Inc. Increasing thermal conductivity of host polymer used with laser engraving methods and compositions
US7287275B2 (en) 2002-04-17 2007-10-23 Moskowitz Scott A Methods, systems and devices for packet watermarking and efficient provisioning of bandwidth
US7519819B2 (en) * 2002-05-29 2009-04-14 Digimarc Corporatino Layered security in digital watermarking
US20040091111A1 (en) * 2002-07-16 2004-05-13 Levy Kenneth L. Digital watermarking and fingerprinting applications
US7711844B2 (en) * 2002-08-15 2010-05-04 Washington University Of St. Louis TCP-splitter: reliable packet monitoring methods and apparatus for high speed networks
US8171567B1 (en) * 2002-09-04 2012-05-01 Tracer Detection Technology Corp. Authentication method and system
GB0220907D0 (en) * 2002-09-10 2002-10-16 Ingenia Holdings Ltd Security device and system
US10721066B2 (en) 2002-09-30 2020-07-21 Myport Ip, Inc. Method for voice assistant, location tagging, multi-media capture, transmission, speech to text conversion, photo/video image/object recognition, creation of searchable metatags/contextual tags, storage and search retrieval
US6996251B2 (en) * 2002-09-30 2006-02-07 Myport Technologies, Inc. Forensic communication apparatus and method
US7778438B2 (en) 2002-09-30 2010-08-17 Myport Technologies, Inc. Method for multi-media recognition, data conversion, creation of metatags, storage and search retrieval
AU2003285891A1 (en) * 2002-10-15 2004-05-04 Digimarc Corporation Identification document and related methods
US9818136B1 (en) 2003-02-05 2017-11-14 Steven M. Hoffberg System and method for determining contingent relevance
DE602004030434D1 (de) 2003-04-16 2011-01-20 L 1 Secure Credentialing Inc Dreidimensionale datenspeicherung
JP2006526227A (ja) 2003-05-23 2006-11-16 ワシントン ユニヴァーシティー Ｆｐｇａデバイスを使用するインテリジェントデータ記憶および処理
US10572824B2 (en) 2003-05-23 2020-02-25 Ip Reservoir, Llc System and method for low latency multi-functional pipeline with correlation logic and selectively activated/deactivated pipelined data processing engines
US7865722B2 (en) * 2003-07-22 2011-01-04 Agency For Science, Technology And Research Method of identifying an object and a tag carrying identification information
US7761374B2 (en) * 2003-08-18 2010-07-20 Visa International Service Association Method and system for generating a dynamic verification value
US7740168B2 (en) 2003-08-18 2010-06-22 Visa U.S.A. Inc. Method and system for generating a dynamic verification value
US7347370B2 (en) * 2003-11-18 2008-03-25 Magtek, Inc. Self-aligning magnetic read head incorporating lift-up detection
US7602785B2 (en) 2004-02-09 2009-10-13 Washington University Method and system for performing longest prefix matching for network address lookup using bloom filters
WO2005088517A1 (en) 2004-03-12 2005-09-22 Ingenia Technology Limited Methods and apparatuses for creating authenticatable printed articles and subsequently verifying them
BRPI0508631A (pt) * 2004-03-12 2007-08-07 Ingenia Technology Ltd aparelho para determinar uma assinatura de um artigo arranjado em um volume de leitura, uso do aparelho, métodos para identificar um artigo feito de papel ou papelão, um artigo feito de plástico, um produto pela sua embalagem, um documento, um item de vestuário ou calçado, e um disco, método para etiquetar um artigo, e, artigo etiquetado
US20060016879A1 (en) * 2004-07-26 2006-01-26 First Data Corporation Presentation instrument security arrangement and methods
US7328850B2 (en) * 2004-08-12 2008-02-12 Codecard, Inc. Financial and similar identification cards and methods relating thereto
GB2438424B (en) * 2004-08-13 2008-02-13 Ingenia Technology Ltd Article manufacturing screen
GB2417592B (en) * 2004-08-13 2006-07-26 Ingenia Technology Ltd Authenticity verification of articles
CA2577891A1 (en) * 2004-08-24 2006-03-02 Washington University Methods and systems for content detection in a reconfigurable hardware
US7506812B2 (en) * 2004-09-07 2009-03-24 Semtek Innovative Solutions Corporation Transparently securing data for transmission on financial networks
US7309012B2 (en) * 2004-09-07 2007-12-18 Semtek Innovative Solutions, Inc. Secure magnetic stripe reader for handheld computing and method of using same
US20060294583A1 (en) * 2005-05-11 2006-12-28 Ingenia Holdings (U.K.) Limited Authenticity Verification
JP2008541917A (ja) * 2005-06-01 2008-11-27 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ ヘルパーデータシステムにおける捕捉ノイズを補償する方法、装置及びシステム
CN101185281A (zh) * 2005-06-01 2008-05-21 皇家飞利浦电子股份有限公司 帮助数据系统中的模板更新
WO2007012816A1 (en) * 2005-07-27 2007-02-01 Ingenia Technology Limited Verification of authenticity
US8874477B2 (en) 2005-10-04 2014-10-28 Steven Mark Hoffberg Multifactorial optimization system and method
US7963438B2 (en) * 2005-11-10 2011-06-21 Magtek, Inc. System and method for personalizing a card
EP1969525A1 (de) * 2005-12-23 2008-09-17 Ingenia Holdings (UK)Limited Optische authentifizierung
GB2434442A (en) * 2006-01-16 2007-07-25 Ingenia Holdings Verification of performance attributes of packaged integrated circuits
US20070181671A1 (en) * 2006-02-08 2007-08-09 American Express Travel Related Services Company, Inc. System, method and computer program product for updating a reference magnetic signature of a magstripe card
US9065643B2 (en) 2006-04-05 2015-06-23 Visa U.S.A. Inc. System and method for account identifier obfuscation
US7818264B2 (en) * 2006-06-19 2010-10-19 Visa U.S.A. Inc. Track data encryption
TW200741557A (en) * 2006-04-21 2007-11-01 Int Currency Tech Card discriminating system and method of the same
US7636703B2 (en) * 2006-05-02 2009-12-22 Exegy Incorporated Method and apparatus for approximate pattern matching
US7840482B2 (en) 2006-06-19 2010-11-23 Exegy Incorporated Method and system for high speed options pricing
US7921046B2 (en) 2006-06-19 2011-04-05 Exegy Incorporated High speed processing of financial information using FPGA devices
US9123042B2 (en) * 2006-10-17 2015-09-01 Verifone, Inc. Pin block replacement
US8769275B2 (en) * 2006-10-17 2014-07-01 Verifone, Inc. Batch settlement transactions system and method
US9361617B2 (en) 2008-06-17 2016-06-07 Verifone, Inc. Variable-length cipher system and method
US8447991B2 (en) * 2006-11-06 2013-05-21 Magtek, Inc. Card authentication system
US7660793B2 (en) 2006-11-13 2010-02-09 Exegy Incorporated Method and system for high performance integration, processing and searching of structured and unstructured data using coprocessors
US8326819B2 (en) 2006-11-13 2012-12-04 Exegy Incorporated Method and system for high performance data metatagging and data indexing using coprocessors
JP4810413B2 (ja) * 2006-12-05 2011-11-09 キヤノン株式会社 画像処理装置及び画像処理方法
WO2008094470A1 (en) * 2007-01-26 2008-08-07 Magtek, Inc. Card reader for use with web based transactions
US8369562B2 (en) 2007-03-30 2013-02-05 Hitachi Global Storage Technologies Netherlands B.V. Encryption methods for patterned media watermarking
US20080288403A1 (en) * 2007-05-18 2008-11-20 Clay Von Mueller Pin encryption device security
US8121942B2 (en) 2007-06-25 2012-02-21 Visa U.S.A. Inc. Systems and methods for secure and transparent cardless transactions
US7739169B2 (en) * 2007-06-25 2010-06-15 Visa U.S.A. Inc. Restricting access to compromised account information
US8355982B2 (en) 2007-08-16 2013-01-15 Verifone, Inc. Metrics systems and methods for token transactions
GB2461253B (en) * 2008-05-23 2012-11-21 Ingenia Holdings Ltd Linearisation of scanned data
GB2462059A (en) * 2008-07-11 2010-01-27 Ingenia Holdings Authentication scanner
US8144940B2 (en) * 2008-08-07 2012-03-27 Clay Von Mueller System and method for authentication of data
BRPI0921124A2 (pt) 2008-11-06 2016-09-13 Visa Int Service Ass sistema para autenticar um consumidor, método implementado por computador, meio legível por computador, e, computador servidor.
US7967203B2 (en) * 2008-11-21 2011-06-28 Visa International Service Association Authenticating a document with a magnetic stripe
US8104677B2 (en) * 2008-11-21 2012-01-31 Visa International Service Association Authentication of documents having magnetic stripe
US9027831B2 (en) * 2008-11-21 2015-05-12 Visa International Service Association Updating of reference magnetic signature for authenticating a document with a magnetic stripe
US8118220B2 (en) * 2008-11-21 2012-02-21 Visa International Service Association Verifying cardholder identity using signature of the card
JP5871619B2 (ja) 2008-12-15 2016-03-01 アイ・ピー・リザブワー・エル・エル・シー 金融市場深度データの高速処理のための方法および装置
GB2466311B (en) 2008-12-19 2010-11-03 Ingenia Holdings Self-calibration of a matching algorithm for determining authenticity
US8251283B1 (en) 2009-05-08 2012-08-28 Oberon Labs, LLC Token authentication using spatial characteristics
GB2476226B (en) 2009-11-10 2012-03-28 Ingenia Holdings Ltd Optimisation
JP6045505B2 (ja) 2010-12-09 2016-12-14 アイピー レザボア, エルエルシー.IP Reservoir, LLC. 金融市場における注文を管理する方法および装置
WO2012082793A2 (en) * 2010-12-13 2012-06-21 Magtek, Inc. Systems and methods for conducting financial transactions using non-standard magstripe payment cards
US10650452B2 (en) 2012-03-27 2020-05-12 Ip Reservoir, Llc Offload processing of data packets
US9990393B2 (en) 2012-03-27 2018-06-05 Ip Reservoir, Llc Intelligent feed switch
US10121196B2 (en) 2012-03-27 2018-11-06 Ip Reservoir, Llc Offload processing of data packets containing financial market data
US11436672B2 (en) 2012-03-27 2022-09-06 Exegy Incorporated Intelligent switch for processing financial market data
US9104922B2 (en) 2012-06-15 2015-08-11 Honeywell International Inc. Anisotropic magneto-resistance (AMR) gradiometer/magnetometer to read a magnetic track
WO2015089346A1 (en) 2013-12-13 2015-06-18 Battelle Memorial Institute Electronic component classification
CN105303189B (zh) 2014-07-29 2019-08-20 阿里巴巴集团控股有限公司 一种用于检测预定区域中特定标识图像的方法及装置
US11526885B2 (en) 2015-03-04 2022-12-13 Trusona, Inc. Systems and methods for user identification using graphical barcode and payment card authentication read data
EP3560135A4 (de) 2016-12-22 2020-08-05 IP Reservoir, LLC Rohrleitungen zum hardware-beschleunigten maschinellen lernen
US10943240B2 (en) 2017-04-05 2021-03-09 General Electric Company Additively manufactured component including a contrast agent for part identification
US11090727B2 (en) 2017-04-05 2021-08-17 General Electric Company Additively manufactured component having surface features for part identification
US10706139B2 (en) 2017-04-05 2020-07-07 General Electric Company System and method for authenticating components
US10549347B2 (en) 2017-04-05 2020-02-04 General Electric Company System and method for authenticating components
US10703086B2 (en) 2017-04-05 2020-07-07 General Electric Company System and method for authenticating an additively manufactured component
US10762407B2 (en) 2017-04-05 2020-09-01 General Electric Company Component incorporating 3-D identification code
US10789550B2 (en) 2017-04-13 2020-09-29 Battelle Memorial Institute System and method for generating test vectors
SG10202001721UA (en) 2019-03-14 2020-10-29 Gen Electric Acoustic inspection device and method of operation
US11420259B2 (en) 2019-11-06 2022-08-23 General Electric Company Mated components and method and system therefore

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE787377A (fr) * 1971-08-09 1973-02-09 Waterbury Nelson J Cartes de securite et systeme d'utilisation de telles cartes
GB1519142A (en) * 1974-07-04 1978-07-26 Emi Ltd Detection of magnetic patterns
US4882195A (en) * 1986-04-30 1989-11-21 Print-Lock Corp. Method for labeling an object for its verification
US5194289A (en) * 1986-04-30 1993-03-16 Butland Trust Organization Method for labeling an object for its verification
US4806740A (en) * 1986-09-19 1989-02-21 Light Signatures, Inc. Magnetic characteristic identification system
US4985614A (en) * 1987-01-16 1991-01-15 Rand Mcnally & Company Object verification apparatus and method
US4906988A (en) * 1987-01-27 1990-03-06 Rand Mcnally & Co. Object verification system and method
FR2616943B1 (fr) * 1987-06-18 1990-11-23 Bonnaval Lamothe Michel Procede de controle simultane de l'authenticite d'un support d'information et de la non-falsification de ladite information et dispositifs pour sa mise en oeuvre
DE3903454A1 (de) * 1988-12-12 1990-06-13 Raymund H Eisele In edv-einrichtungen einsteckbares element
US5177344A (en) * 1990-10-05 1993-01-05 Rand Mcnally & Company Method and appparatus for enhancing a randomly varying security characteristic
US5191613A (en) * 1990-11-16 1993-03-02 Graziano James M Knowledge based system for document authentication
US5365586A (en) * 1993-04-09 1994-11-15 Washington University Method and apparatus for fingerprinting magnetic media

Also Published As

Publication number Publication date
WO1996008012A1 (en) 1996-03-14
JP3860606B2 (ja) 2006-12-20
JPH10505186A (ja) 1998-05-19
AU688956B2 (en) 1998-03-19
JP2006294241A (ja) 2006-10-26
EP0789912A1 (de) 1997-08-20
AU3325395A (en) 1996-03-27
JP4076561B2 (ja) 2008-04-16
US5546462A (en) 1996-08-13
DE69535480T2 (de) 2008-01-03
ATE360872T1 (de) 2007-05-15
US5740244A (en) 1998-04-14
CA2199601A1 (en) 1996-03-14
EP0789912A4 (de) 1997-12-10
EP0789912B1 (de) 2007-04-25

Similar Documents

Publication Publication Date Title
DE69535480D1 (de) Verfahren und vorrichtung zur identifizierung und authentifizierung von verschiedenen magnetischen medien
ATE421124T1 (de) Verfahren und vorrichtung zur identifizierung und authentifizierung magnetischer medien
US4806740A (en) Magnetic characteristic identification system
AU5435096A (en) Method and apparatus for secure data storage and manipulatio n using magnetic media
DE60103044D1 (de) Verfahren und system zur elektronischen aufzeichnung von transaktionen und zur durchführung von sicherheitsfunktionen
JP2820844B2 (ja) 磁気カード等の不正使用防止方法
CA1193365A (en) Magnetic recordings
JPS6113282B2 (de)
JPH0827883B2 (ja) 磁気カ−ドおよびそのための磁気記録再生方法および装置
JPH0246504A (ja) 磁気カード記録再生装置
JP2687344B2 (ja) 磁気媒体及びその確認方法
JP3022749B2 (ja) 磁気記録媒体の製造方法
JP3333364B2 (ja) 安全保護紙からの記録情報の読み出し方式
JPS6177102A (ja) 磁気記録媒体の真偽判定方法及び磁気記録媒体
JP3121153B2 (ja) 出力波形の補正方法およびその識別情報を用いた情報記録媒体の真偽判定方法
JPS61132389A (ja) 磁気カ−ド
JPS62119706A (ja) 磁気記録再生装置
UA26106C2 (uk) Спосіб ототожhеhhя, перевірки оригіhальhості та автеhтичhості магhітhих сигhалограм
JPH06103424A (ja) 磁気カード等の不正使用防止方法
JPH0668459A (ja) 磁気記録媒体

Legal Events

Date Code Title Description
8364 No opposition during term of opposition