EP4025926A4 - Sensoranordnung zum lesen eines magnetischen puf - Google Patents

Sensoranordnung zum lesen eines magnetischen puf Download PDF

Info

Publication number
EP4025926A4
EP4025926A4 EP20866899.6A EP20866899A EP4025926A4 EP 4025926 A4 EP4025926 A4 EP 4025926A4 EP 20866899 A EP20866899 A EP 20866899A EP 4025926 A4 EP4025926 A4 EP 4025926A4
Authority
EP
European Patent Office
Prior art keywords
reading
sensor array
magnetic puf
puf
magnetic
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
EP20866899.6A
Other languages
English (en)
French (fr)
Other versions
EP4025926A2 (de
Inventor
James Howard Ellis, Jr.
Keith Bryan Hardin
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.)
Lexmark International Inc
Original Assignee
Lexmark International Inc
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 Lexmark International Inc filed Critical Lexmark International Inc
Priority claimed from PCT/US2020/049418 external-priority patent/WO2021055178A2/en
Publication of EP4025926A2 publication Critical patent/EP4025926A2/de
Publication of EP4025926A4 publication Critical patent/EP4025926A4/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/75—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/0052—Manufacturing aspects; Manufacturing of single devices, i.e. of semiconductor magnetic sensor chips
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/007—Environmental aspects, e.g. temperature variations, radiation, stray fields
    • G01R33/0082—Compensation, e.g. compensating for temperature changes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/0094—Sensor arrays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/0206—Three-component magnetometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/07—Hall effect devices
    • G01R33/072—Constructional adaptation of the sensor to specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/10—Plotting field distribution ; Measuring field distribution
    • 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
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/57—Certifying or maintaining trusted computer platforms, e.g. secure boots or power-downs, version controls, system software checks, secure updates or assessing vulnerabilities
    • 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
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/73—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by creating or determining hardware identification, e.g. serial numbers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/80—Recognising image objects characterised by unique random patterns
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3271—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using challenge-response
    • H04L9/3278—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using challenge-response using physically unclonable functions [PUF]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/0023—Electronic aspects, e.g. circuits for stimulation, evaluation, control; Treating the measured signals; calibration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
    • G01R33/1276—Measuring magnetic properties of articles or specimens of solids or fluids of magnetic particles, e.g. imaging of magnetic nanoparticles
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/22—Matching criteria, e.g. proximity measures

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Mathematical Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Toxicology (AREA)
  • Multimedia (AREA)
  • Measuring Magnetic Variables (AREA)
EP20866899.6A 2019-09-06 2020-09-04 Sensoranordnung zum lesen eines magnetischen puf Pending EP4025926A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962896883P 2019-09-06 2019-09-06
US201962942364P 2019-12-02 2019-12-02
PCT/US2020/049418 WO2021055178A2 (en) 2019-09-06 2020-09-04 A sensor array for reading a magnetic puf

Publications (2)

Publication Number Publication Date
EP4025926A2 EP4025926A2 (de) 2022-07-13
EP4025926A4 true EP4025926A4 (de) 2023-11-08

Family

ID=81044113

Family Applications (3)

Application Number Title Priority Date Filing Date
EP20860109.6A Withdrawn EP4025927A4 (de) 2019-09-06 2020-09-04 Sensoranordnung zum lesen eines magnetischen puf
EP20866899.6A Pending EP4025926A4 (de) 2019-09-06 2020-09-04 Sensoranordnung zum lesen eines magnetischen puf
EP20861493.3A Pending EP4025919A4 (de) 2019-09-06 2020-09-04 Sensoranordnung zum lesen eines magnetischen puf

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP20860109.6A Withdrawn EP4025927A4 (de) 2019-09-06 2020-09-04 Sensoranordnung zum lesen eines magnetischen puf

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP20861493.3A Pending EP4025919A4 (de) 2019-09-06 2020-09-04 Sensoranordnung zum lesen eines magnetischen puf

Country Status (2)

Country Link
EP (3) EP4025927A4 (de)
CN (3) CN114341660A (de)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130134970A1 (en) * 2010-01-29 2013-05-30 Commissariat A L'energie Atomique Et Aux Energies Alternatives Integrated Magnetometer and its Manufacturing Process
US20150285873A1 (en) * 2012-10-12 2015-10-08 Memsic, Inc. Monolithic three-axis magnetic field sensor
US20160370441A1 (en) * 2013-03-12 2016-12-22 Innovaura Corporation Magnetic field imaging system
EP3246722A1 (de) * 2016-05-20 2017-11-22 Fundación IMDEA Nanociencia Systeme und verfahren zur gewinnung von einmaligen identifizieren und messung von verschiebungen durch erfassung und analyse von räumlichen magnetfeldänderungen
US20180100902A1 (en) * 2014-11-03 2018-04-12 Melexis Technologies Nv Magnetic field sensor and method for making same
DE102017125732A1 (de) * 2016-11-04 2018-05-09 Analog Devices Global Unlimited Company Mehrdimensionale Messung unter Verwendung von Magnetsensoren und verwandte Systeme, Verfahren und integrierte Schaltungen
CN108535669A (zh) * 2018-06-12 2018-09-14 福州大学 应用于三维霍尔传感器的霍尔器件及其失调消除方法
DE102017223501A1 (de) * 2017-12-21 2019-06-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zur Detektion von Defekten in elektrischen Komponenten oder Baugruppen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130249542A1 (en) * 2012-03-21 2013-09-26 Yang Zhao Foldable substrate
US8750961B1 (en) * 2013-03-07 2014-06-10 Medtronic, Inc. Implantable medical device having a multi-axis magnetic sensor

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130134970A1 (en) * 2010-01-29 2013-05-30 Commissariat A L'energie Atomique Et Aux Energies Alternatives Integrated Magnetometer and its Manufacturing Process
US20150285873A1 (en) * 2012-10-12 2015-10-08 Memsic, Inc. Monolithic three-axis magnetic field sensor
US20160370441A1 (en) * 2013-03-12 2016-12-22 Innovaura Corporation Magnetic field imaging system
US20180100902A1 (en) * 2014-11-03 2018-04-12 Melexis Technologies Nv Magnetic field sensor and method for making same
EP3246722A1 (de) * 2016-05-20 2017-11-22 Fundación IMDEA Nanociencia Systeme und verfahren zur gewinnung von einmaligen identifizieren und messung von verschiebungen durch erfassung und analyse von räumlichen magnetfeldänderungen
DE102017125732A1 (de) * 2016-11-04 2018-05-09 Analog Devices Global Unlimited Company Mehrdimensionale Messung unter Verwendung von Magnetsensoren und verwandte Systeme, Verfahren und integrierte Schaltungen
DE102017223501A1 (de) * 2017-12-21 2019-06-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zur Detektion von Defekten in elektrischen Komponenten oder Baugruppen
CN108535669A (zh) * 2018-06-12 2018-09-14 福州大学 应用于三维霍尔传感器的霍尔器件及其失调消除方法

Also Published As

Publication number Publication date
EP4025926A2 (de) 2022-07-13
CN114364991A (zh) 2022-04-15
CN114341659A (zh) 2022-04-12
EP4025927A4 (de) 2023-09-20
EP4025919A4 (de) 2023-11-01
EP4025927A2 (de) 2022-07-13
CN114341660A (zh) 2022-04-12
EP4025919A2 (de) 2022-07-13

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