DK0770256T3 - Efterprøvning af indhold i hukommelse - Google Patents

Efterprøvning af indhold i hukommelse

Info

Publication number
DK0770256T3
DK0770256T3 DK95924460T DK95924460T DK0770256T3 DK 0770256 T3 DK0770256 T3 DK 0770256T3 DK 95924460 T DK95924460 T DK 95924460T DK 95924460 T DK95924460 T DK 95924460T DK 0770256 T3 DK0770256 T3 DK 0770256T3
Authority
DK
Denmark
Prior art keywords
memory
pct
sec
microprocessor
port
Prior art date
Application number
DK95924460T
Other languages
English (en)
Inventor
Edward Patrick Keyes
Original Assignee
Nat Westminster Bank Plc
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 Nat Westminster Bank Plc filed Critical Nat Westminster Bank Plc
Application granted granted Critical
Publication of DK0770256T3 publication Critical patent/DK0770256T3/da

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/52—Protection of memory contents; Detection of errors in memory contents

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
  • Storage Device Security (AREA)
  • Debugging And Monitoring (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Glass Compositions (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Eye Examination Apparatus (AREA)
  • Holo Graphy (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Saccharide Compounds (AREA)
  • Read Only Memory (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Magnetic Heads (AREA)
DK95924460T 1994-07-14 1995-07-12 Efterprøvning af indhold i hukommelse DK0770256T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9414266A GB9414266D0 (en) 1994-07-14 1994-07-14 Testing of memory content
PCT/GB1995/001642 WO1996002917A1 (en) 1994-07-14 1995-07-12 Testing of memory content

Publications (1)

Publication Number Publication Date
DK0770256T3 true DK0770256T3 (da) 1999-09-20

Family

ID=10758359

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95924460T DK0770256T3 (da) 1994-07-14 1995-07-12 Efterprøvning af indhold i hukommelse

Country Status (23)

Country Link
US (1) US5841786A (da)
EP (1) EP0770256B1 (da)
JP (1) JPH10503038A (da)
AT (1) ATE176741T1 (da)
AU (1) AU692573B2 (da)
BR (1) BR9508279A (da)
CA (1) CA2194289A1 (da)
DE (1) DE69507809T2 (da)
DK (1) DK0770256T3 (da)
EE (1) EE9700015A (da)
ES (1) ES2126908T3 (da)
GB (2) GB9414266D0 (da)
GE (1) GEP19991885B (da)
GR (1) GR3029918T3 (da)
MD (1) MD1844B2 (da)
NO (1) NO970112D0 (da)
NZ (1) NZ289190A (da)
PL (1) PL178997B1 (da)
RU (1) RU2155996C2 (da)
SI (1) SI0770256T1 (da)
TW (1) TW371339B (da)
WO (1) WO1996002917A1 (da)
ZA (1) ZA955806B (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998022879A1 (en) * 1996-11-15 1998-05-28 Philips Electronics N.V. A protection method against eeprom-directed intrusion into a mobile communication device that has a processor, and a device having such protection mechanism
US6163862A (en) * 1997-12-01 2000-12-19 International Business Machines Corporation On-chip test circuit for evaluating an on-chip signal using an external test signal
US6246971B1 (en) * 1999-01-05 2001-06-12 Lucent Technologies Inc. Testing asynchronous circuits
US6394346B1 (en) 1999-10-07 2002-05-28 Cubic Corporation Contactless smart card high production encoding machine
US7098793B2 (en) * 2000-10-11 2006-08-29 Avante International Technology, Inc. Tracking system and method employing plural smart tags
US6961000B2 (en) * 2001-07-05 2005-11-01 Amerasia International Technology, Inc. Smart tag data encoding method
US7185249B2 (en) * 2002-04-30 2007-02-27 Freescale Semiconductor, Inc. Method and apparatus for secure scan testing
KR100791838B1 (ko) 2006-10-18 2008-01-07 삼성전자주식회사 스마트 카드 및 스마트 카드의 테스트 방법
CN101169974B (zh) * 2006-10-23 2011-03-30 旺宏电子股份有限公司 多阶存储单元内存装置的操作方法及应用该方法的集成电路
US7580302B2 (en) * 2006-10-23 2009-08-25 Macronix International Co., Ltd. Parallel threshold voltage margin search for MLC memory application
MD3870G2 (ro) * 2007-03-06 2009-10-31 Генадие БОДЯН Memorie operativă cu autotestare şi analiză de semnături
RU2458386C1 (ru) * 2011-04-07 2012-08-10 Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." Способ определения ошибочного использования памяти
CN103186798B (zh) * 2011-12-27 2017-08-01 国民技术股份有限公司 一种ic卡生产测试系统
CN104731677B (zh) * 2013-12-24 2017-02-15 中国科学院沈阳自动化研究所 安全仪表变送器外部sram高可靠性存储与诊断方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6267800A (ja) * 1985-09-20 1987-03-27 Hitachi Ltd 半導体集積回路装置
FR2606530A1 (fr) * 1986-11-07 1988-05-13 Eurotechnique Sa Circuit integre pour la memorisation et le traitement d'informations de maniere confidentielle comportant un dispositif anti-fraude
US4918210A (en) * 1987-01-20 1990-04-17 Fenton William N Zwitterionic polysiloxane compositions
US4782486A (en) * 1987-05-14 1988-11-01 Digital Equipment Corporation Self-testing memory
EP0320489A3 (en) * 1987-12-07 1990-03-28 Automations & Informat Systeme Method to increase ic-card security, and ic-card making use of this method
SU1709395A1 (ru) * 1988-07-21 1992-01-30 Предприятие П/Я В-2655 Устройство дл обнаружени ошибок в блоках пам ти программ
FR2653914A1 (fr) * 1989-10-27 1991-05-03 Trt Telecom Radio Electr Systeme d'authentification d'une carte a microcircuit par un micro-ordinateur personnel, et procede pour sa mise en óoeuvre.
NZ237972A (en) * 1990-04-27 1993-12-23 Scandic Int Pty Ltd Validation of smartcard memory data.
US5568437A (en) * 1995-06-20 1996-10-22 Vlsi Technology, Inc. Built-in self test for integrated circuits having read/write memory

Also Published As

Publication number Publication date
CA2194289A1 (en) 1996-02-01
DE69507809D1 (de) 1999-03-25
EP0770256B1 (en) 1999-02-10
DE69507809T2 (de) 1999-06-17
US5841786A (en) 1998-11-24
ATE176741T1 (de) 1999-02-15
EP0770256A1 (en) 1997-05-02
PL318166A1 (en) 1997-05-26
GB9414266D0 (en) 1994-08-31
RU2155996C2 (ru) 2000-09-10
GEP19991885B (en) 1999-12-06
PL178997B1 (pl) 2000-07-31
NZ289190A (en) 1998-07-28
TW371339B (en) 1999-10-01
WO1996002917A1 (en) 1996-02-01
NO970112L (no) 1997-01-10
AU692573B2 (en) 1998-06-11
GB2303950B (en) 1998-12-02
MD970057A (en) 1999-07-31
MX9700366A (es) 1998-03-31
MD1844B2 (ro) 2002-01-31
GB2303950A (en) 1997-03-05
BR9508279A (pt) 1997-10-28
AU2895595A (en) 1996-02-16
GR3029918T3 (en) 1999-07-30
JPH10503038A (ja) 1998-03-17
NO970112D0 (no) 1997-01-10
SI0770256T1 (en) 1999-04-30
EE9700015A (et) 1997-06-16
ZA955806B (en) 1996-05-07
GB9626477D0 (en) 1997-02-05
ES2126908T3 (es) 1999-04-01

Similar Documents

Publication Publication Date Title
DK0770256T3 (da) Efterprøvning af indhold i hukommelse
DE69527736D1 (de) Lese-/Schreibvorrichtung für eine IC-Karte
DE69419093D1 (de) Auslesen von information aus eine ic-karte
DE58909829D1 (de) Datensicherheitselement für eine EDV-Einrichtung, Datensicherheitssystem und Verfahren zur Benutzung dieses Systems
CA2281576A1 (en) Multi-application ic card system
BRPI0411489A (pt) sistema de rastreamento para ser utilizado na identificação de indivìduos de um grupo
GR3030977T3 (en) Method for tracing payment data in an anonymous payment system, as well as payment system in which the method is applied
KR910020579A (ko) 자동거래장치
DK0834160T3 (da) Apparat til læsning og/eller sletning af chipkort data
DE50101782D1 (de) Smartcards zur authentisierungsprüfung in maschinensteuerungen
NZ328444A (en) Program writable IC card with memory for storing program write control program
TW334547B (en) Unit comprising data memory card and reading/writing device
DE58908725D1 (de) Lesegerät für nichtstationäre datenspeicher.
DE3584946D1 (de) Verfahren und system zur kartenausgabe.
ATE166475T1 (de) Verfahren zum feststellen der identität des inhabers einer chipkarte, insbesondere kreditkarte
KR920003211A (ko) 카드 판독 장치
DE59706435D1 (de) Kartenlesegerät und Verfahren zur Auslösung eines Ereignisses in einem solchen Gerät
TH25721A (th) หน่วยที่ประกอบด้วยบัตรหน่วยความจำสำหรับฐานข้อมูล
JPS5719825A (en) Data input device
DK1323123T3 (da) Anordning til læsning og til indsamling af kontaktlöse, læsbare medier
KR890012234A (ko) 자동거래장치
KR890014856A (ko) 카드식 도어키이와 그 제어시스템
KR980005015A (ko) 반도체 메모리의 라이트 보호 수단
JPS6470962A (en) Magnetic disk control device
GB2334362A (en) Improvements in or relating to credit cards