CN1971452B - 时间数据检验单元、用于检验时间数据的电子设备和方法 - Google Patents
时间数据检验单元、用于检验时间数据的电子设备和方法 Download PDFInfo
- Publication number
- CN1971452B CN1971452B CN2006101729692A CN200610172969A CN1971452B CN 1971452 B CN1971452 B CN 1971452B CN 2006101729692 A CN2006101729692 A CN 2006101729692A CN 200610172969 A CN200610172969 A CN 200610172969A CN 1971452 B CN1971452 B CN 1971452B
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- 238000000034 method Methods 0.000 title claims description 51
- 230000015654 memory Effects 0.000 claims abstract description 75
- 238000004891 communication Methods 0.000 claims description 86
- 238000012795 verification Methods 0.000 claims description 23
- 238000007726 management method Methods 0.000 claims description 20
- 238000013500 data storage Methods 0.000 claims description 6
- 238000013524 data verification Methods 0.000 claims description 4
- 238000012360 testing method Methods 0.000 description 36
- 238000010586 diagram Methods 0.000 description 10
- 230000002123 temporal effect Effects 0.000 description 7
- 241001269238 Data Species 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
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Classifications
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- 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
- G06F21/72—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 in cryptographic circuits
- G06F21/725—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 in cryptographic circuits operating on a secure reference time value
-
- 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]
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Multimedia (AREA)
- Technology Law (AREA)
- Storage Device Security (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005050352.7 | 2005-10-20 | ||
DE102005050352A DE102005050352B4 (de) | 2005-10-20 | 2005-10-20 | Zeitangaben-Prüfeinheit, elektronisches Gerät und Verfahren zum Prüfen einer Zeitangabe |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1971452A CN1971452A (zh) | 2007-05-30 |
CN1971452B true CN1971452B (zh) | 2010-11-24 |
Family
ID=37905219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101729692A Expired - Fee Related CN1971452B (zh) | 2005-10-20 | 2006-10-19 | 时间数据检验单元、用于检验时间数据的电子设备和方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7891009B2 (zh) |
CN (1) | CN1971452B (zh) |
DE (1) | DE102005050352B4 (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7861308B2 (en) * | 2005-11-28 | 2010-12-28 | Sony Corporation | Digital rights management using trusted time |
KR100781936B1 (ko) * | 2006-06-20 | 2007-12-04 | 삼성전자주식회사 | 휴대용 단말기에서 디지털 권리 객체를 조절하기 위한 장치및 방법 |
US20080168565A1 (en) * | 2007-01-09 | 2008-07-10 | Nokia Corporation | Method, system, mobile device, apparatus and computer program product for validating rights objects |
US8688588B2 (en) | 2007-06-08 | 2014-04-01 | Sandisk Technologies Inc. | Method for improving accuracy of a time estimate used in digital rights management (DRM) license validation |
US8688924B2 (en) | 2007-06-08 | 2014-04-01 | Sandisk Technologies Inc. | Method for improving accuracy of a time estimate from a memory device |
US8869288B2 (en) | 2007-06-08 | 2014-10-21 | Sandisk Technologies Inc. | Method for using time from a trusted host device |
CN101816003A (zh) * | 2007-06-08 | 2010-08-25 | 桑迪士克公司 | 使用来自信任的主机设备的时间的存储器器件和其使用方法 |
US20080307237A1 (en) * | 2007-06-08 | 2008-12-11 | Michael Holtzman | Method for improving accuracy of a time estimate used to authenticate an entity to a memory device |
US8448009B2 (en) | 2009-08-17 | 2013-05-21 | Sandisk Il Ltd. | Method and memory device for generating a time estimate |
US8886957B2 (en) * | 2009-11-09 | 2014-11-11 | 3Dlabs Inc. Ltd. | Systems, methods, software, and components using tamper-proof real-time clock |
US9106645B1 (en) * | 2011-01-26 | 2015-08-11 | Symantec Corporation | Automatic reset for time-based credentials on a mobile device |
US10114945B2 (en) * | 2014-05-05 | 2018-10-30 | Citrix Systems, Inc. | Clock rollback security |
CN106603182A (zh) * | 2015-10-16 | 2017-04-26 | 北京邮电大学 | 一种面向空间环境的安全的时间同步方法 |
US10068068B2 (en) * | 2016-12-30 | 2018-09-04 | Intel Corporation | Trusted timer service |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3225915B2 (ja) * | 1998-02-19 | 2001-11-05 | 株式会社デンソー | 移動通信端末及び移動通信システム |
US6738810B1 (en) * | 1999-11-03 | 2004-05-18 | D. Michael Corporation | Method and apparatus for encouraging timely payments associated with a computer system |
JP4620878B2 (ja) * | 2001-01-22 | 2011-01-26 | 株式会社日立製作所 | 放送方法及び放送受信装置 |
US7146504B2 (en) * | 2002-06-13 | 2006-12-05 | Microsoft Corporation | Secure clock on computing device such as may be required in connection with a trust-based system |
ATE453146T1 (de) * | 2003-03-20 | 2010-01-15 | Sony Ericsson Mobile Comm Ab | Mobilgerät mit zeitsteuerung für ein digitales rechteverwaltungsverfahren (drm) |
JP2005063079A (ja) * | 2003-08-11 | 2005-03-10 | Matsushita Electric Ind Co Ltd | メモリカード装置、権利管理システムおよび時間管理方法 |
US7116969B2 (en) * | 2004-02-12 | 2006-10-03 | Sharp Laboratories Of America, Inc. | Wireless device having a secure clock authentication method and apparatus |
US7411868B2 (en) * | 2004-11-14 | 2008-08-12 | International Business Machines Corporation | Estimation of time within untrusted time device disconnected from trusted time device |
US8316456B2 (en) * | 2004-12-30 | 2012-11-20 | Nokia Corporation | System and method for representing a secure time in a device based upon an insecure clock |
-
2005
- 2005-10-20 DE DE102005050352A patent/DE102005050352B4/de not_active Expired - Fee Related
-
2006
- 2006-10-19 CN CN2006101729692A patent/CN1971452B/zh not_active Expired - Fee Related
- 2006-10-20 US US11/551,518 patent/US7891009B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1971452A (zh) | 2007-05-30 |
US20070110109A1 (en) | 2007-05-17 |
US7891009B2 (en) | 2011-02-15 |
DE102005050352A1 (de) | 2007-04-26 |
DE102005050352B4 (de) | 2008-02-07 |
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Owner name: INTEL MOBILE COMMUNICATIONS GMBH Free format text: FORMER OWNER: INTEL MOBILE COMMUNICATIONS TECHNOLOGY GMBH Effective date: 20120720 |
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Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY GMBH Free format text: FORMER NAME: INFINEON TECHNOLOGIES DELTA GMBH Owner name: INFINEON TECHNOLOGIES DELTA GMBH Free format text: FORMER NAME: INFINEON TECHNOLOGIES AG |
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CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG |
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CP03 | Change of name, title or address |
Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: Infineon Technologies AG |
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Effective date of registration: 20120720 Address after: Munich, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: Infineon Technologies AG Effective date of registration: 20120720 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20181019 |