EP2370960A4 - Deactivation of integrated circuits - Google Patents

Deactivation of integrated circuits

Info

Publication number
EP2370960A4
EP2370960A4 EP09831085A EP09831085A EP2370960A4 EP 2370960 A4 EP2370960 A4 EP 2370960A4 EP 09831085 A EP09831085 A EP 09831085A EP 09831085 A EP09831085 A EP 09831085A EP 2370960 A4 EP2370960 A4 EP 2370960A4
Authority
EP
European Patent Office
Prior art keywords
deactivation
integrated circuits
circuits
integrated
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.)
Withdrawn
Application number
EP09831085A
Other languages
German (de)
French (fr)
Other versions
EP2370960A1 (en
Inventor
Roger G Stewart
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.)
Kovio Inc
Original Assignee
Kovio 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
Priority claimed from US12/328,675 external-priority patent/US8059478B2/en
Priority claimed from US12/329,302 external-priority patent/US7940073B1/en
Application filed by Kovio Inc filed Critical Kovio Inc
Publication of EP2370960A1 publication Critical patent/EP2370960A1/en
Publication of EP2370960A4 publication Critical patent/EP2370960A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
    • G06K19/07309—Means for preventing undesired reading or writing from or onto record carriers
    • G06K19/07345—Means for preventing undesired reading or writing from or onto record carriers by activating or deactivating at least a part of the circuit on the record carrier, e.g. ON/OFF switches
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/22—Safety or protection circuits preventing unauthorised or accidental access to memory cells
EP09831085A 2008-12-04 2009-12-02 Deactivation of integrated circuits Withdrawn EP2370960A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/328,675 US8059478B2 (en) 2008-12-04 2008-12-04 Low cost testing and sorting for integrated circuits
US12/329,302 US7940073B1 (en) 2008-12-05 2008-12-05 Deactivation of integrated circuits
PCT/US2009/066468 WO2010065682A1 (en) 2008-12-04 2009-12-02 Deactivation of integrated circuits

Publications (2)

Publication Number Publication Date
EP2370960A1 EP2370960A1 (en) 2011-10-05
EP2370960A4 true EP2370960A4 (en) 2012-10-31

Family

ID=42233602

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09831085A Withdrawn EP2370960A4 (en) 2008-12-04 2009-12-02 Deactivation of integrated circuits

Country Status (3)

Country Link
EP (1) EP2370960A4 (en)
CA (1) CA2745260A1 (en)
WO (1) WO2010065682A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2973561A1 (en) * 2011-04-01 2012-10-05 St Microelectronics Rousset Method for testing and/or securing silicon wafer for use in manufacture of integrated circuits, involves testing and/or securing chip of wafer by performing contactless communication with another distinct chip of wafer or processing chip

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020002654A1 (en) * 2000-07-03 2002-01-03 Ichiro Tomohiro Semiconductor storage device
US20020024453A1 (en) * 2000-08-31 2002-02-28 Mitsubishi Denki Kabushiki Kaisha Semiconductor device, terminal device and communication method
US20030131210A1 (en) * 2001-12-19 2003-07-10 Detlef Mueller Method and arrangement for the verification of NV fuses as well as a corresponding computer program product and a corresponding computer-readable storage medium
US20050276307A1 (en) * 2004-06-10 2005-12-15 Samsung Electronics Co., Ltd. Temperature measurement apparatus and method for measuring temperatures by using RF signals of different frequencies
US20060125506A1 (en) * 2004-12-15 2006-06-15 Hara Dennis K RFID tag with bist circuits
US20070018828A1 (en) * 2001-05-31 2007-01-25 Alien Technology Corp. System and method for disabling data on radio frequency identification tags
US20070086257A1 (en) * 2005-10-18 2007-04-19 Honeywell International Inc. Tamper response system for integrated circuits

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6412086B1 (en) * 1998-06-01 2002-06-25 Intermec Ip Corp. Radio frequency identification transponder integrated circuit having a serially loaded test mode register

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020002654A1 (en) * 2000-07-03 2002-01-03 Ichiro Tomohiro Semiconductor storage device
US20020024453A1 (en) * 2000-08-31 2002-02-28 Mitsubishi Denki Kabushiki Kaisha Semiconductor device, terminal device and communication method
US20070018828A1 (en) * 2001-05-31 2007-01-25 Alien Technology Corp. System and method for disabling data on radio frequency identification tags
US20030131210A1 (en) * 2001-12-19 2003-07-10 Detlef Mueller Method and arrangement for the verification of NV fuses as well as a corresponding computer program product and a corresponding computer-readable storage medium
US20050276307A1 (en) * 2004-06-10 2005-12-15 Samsung Electronics Co., Ltd. Temperature measurement apparatus and method for measuring temperatures by using RF signals of different frequencies
US20060125506A1 (en) * 2004-12-15 2006-06-15 Hara Dennis K RFID tag with bist circuits
US20070086257A1 (en) * 2005-10-18 2007-04-19 Honeywell International Inc. Tamper response system for integrated circuits

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010065682A1 *

Also Published As

Publication number Publication date
WO2010065682A1 (en) 2010-06-10
CA2745260A1 (en) 2010-06-10
EP2370960A1 (en) 2011-10-05

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20110701

AK Designated contracting states

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DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20120928

RIC1 Information provided on ipc code assigned before grant

Ipc: G06K 19/073 20060101ALI20120924BHEP

Ipc: G11C 16/22 20060101ALI20120924BHEP

Ipc: G08B 13/14 20060101AFI20120924BHEP

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18D Application deemed to be withdrawn

Effective date: 20140701