ATE507536T1 - Verfahren und vorrichtung zum verbessern des schutzes der mit rechnern präsentierten informationen - Google Patents

Verfahren und vorrichtung zum verbessern des schutzes der mit rechnern präsentierten informationen

Info

Publication number
ATE507536T1
ATE507536T1 AT01979271T AT01979271T ATE507536T1 AT E507536 T1 ATE507536 T1 AT E507536T1 AT 01979271 T AT01979271 T AT 01979271T AT 01979271 T AT01979271 T AT 01979271T AT E507536 T1 ATE507536 T1 AT E507536T1
Authority
AT
Austria
Prior art keywords
frame buffer
prevent
controller
read
area
Prior art date
Application number
AT01979271T
Other languages
English (en)
Inventor
Daniel Lenehan
Luke Girard
Steven Preston
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Application granted granted Critical
Publication of ATE507536T1 publication Critical patent/ATE507536T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F21/82—Protecting input, output or interconnection devices
    • G06F21/84—Protecting input, output or interconnection devices output devices, e.g. displays or monitors
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Communication Control (AREA)
AT01979271T 2000-09-20 2001-09-20 Verfahren und vorrichtung zum verbessern des schutzes der mit rechnern präsentierten informationen ATE507536T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/665,826 US7007304B1 (en) 2000-09-20 2000-09-20 Method and apparatus to improve the protection of information presented by a computer
PCT/US2001/029692 WO2002025416A2 (en) 2000-09-20 2001-09-20 Method and apparatus to improve the protection of information presented by a computer

Publications (1)

Publication Number Publication Date
ATE507536T1 true ATE507536T1 (de) 2011-05-15

Family

ID=24671710

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01979271T ATE507536T1 (de) 2000-09-20 2001-09-20 Verfahren und vorrichtung zum verbessern des schutzes der mit rechnern präsentierten informationen

Country Status (9)

Country Link
US (1) US7007304B1 (de)
EP (1) EP1350149B1 (de)
CN (1) CN100430859C (de)
AT (1) ATE507536T1 (de)
AU (1) AU2002211253A1 (de)
BR (1) BR0114014A (de)
DE (1) DE60144534D1 (de)
TW (1) TW576961B (de)
WO (1) WO2002025416A2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7007304B1 (en) * 2000-09-20 2006-02-28 Intel Corporation Method and apparatus to improve the protection of information presented by a computer
US7055038B2 (en) * 2001-05-07 2006-05-30 Ati International Srl Method and apparatus for maintaining secure and nonsecure data in a shared memory system
US7073070B2 (en) 2001-06-29 2006-07-04 Intel Corporation Method and apparatus to improve the protection of information presented by a computer
US7380130B2 (en) 2001-12-04 2008-05-27 Microsoft Corporation Methods and systems for authentication of components in a graphics system
US7065651B2 (en) 2002-01-16 2006-06-20 Microsoft Corporation Secure video card methods and systems
US7840997B2 (en) * 2002-03-28 2010-11-23 Shevchenko Oleksiy Yu Method and device for computer memory protection against unauthorized access
US8155314B2 (en) * 2002-06-24 2012-04-10 Microsoft Corporation Systems and methods for securing video card output
US7206940B2 (en) 2002-06-24 2007-04-17 Microsoft Corporation Methods and systems providing per pixel security and functionality
US7474312B1 (en) * 2002-11-25 2009-01-06 Nvidia Corporation Memory redirect primitive for a secure graphics processing unit
US7293178B2 (en) 2002-12-09 2007-11-06 Microsoft Corporation Methods and systems for maintaining an encrypted video memory subsystem
EP1548601A1 (de) * 2003-12-23 2005-06-29 Stmicroelectronics SA Speicherzugriffssteuerung in einem elektronischen Apparat
CN100357864C (zh) * 2005-01-31 2007-12-26 深圳市证通电子股份有限公司 键盘加密方法
US7941860B2 (en) * 2005-05-13 2011-05-10 Intel Corporation Apparatus and method for content protection using one-way buffers
CN101090397B (zh) * 2006-06-13 2010-12-15 国际商业机器公司 用于在客户机与服务器之间进行事务的方法、设备和计算机系统
US8564598B2 (en) 2007-08-15 2013-10-22 Nvidia Corporation Parallelogram unified primitive description for rasterization
US20090172331A1 (en) * 2007-12-31 2009-07-02 Balaji Vembu Securing content for playback
US8504839B2 (en) * 2008-10-27 2013-08-06 Advanced Micro Devices, Inc. Method, apparatus, and device for protecting against programming attacks and/or data corruption
GB2484717B (en) * 2010-10-21 2018-06-13 Advanced Risc Mach Ltd Security provision for a subject image displayed in a non-secure domain
US10511578B2 (en) * 2016-03-04 2019-12-17 Intel Corporation Technologies for secure content display with panel self-refresh
KR102334988B1 (ko) * 2017-09-08 2021-12-06 엘지디스플레이 주식회사 유기발광 표시장치 및 그 구동방법
JP2019133345A (ja) * 2018-01-30 2019-08-08 東芝メモリ株式会社 データ蓄積装置、データ処理システムおよびデータ処理方法
CN111312157B (zh) * 2020-03-04 2021-05-25 深圳市艾比森光电股份有限公司 Led显示屏及其更新配置的方法、接收卡、显示模组

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4862156A (en) * 1984-05-21 1989-08-29 Atari Corporation Video computer system including multiple graphics controllers and associated method
JPH01110295A (ja) 1987-10-23 1989-04-26 Hitachi Ltd 水圧制御ユニツト検査装置
JP3305737B2 (ja) * 1991-11-27 2002-07-24 富士通株式会社 情報処理装置の機密情報管理方式
US5881287A (en) 1994-08-12 1999-03-09 Mast; Michael B. Method and apparatus for copy protection of images in a computer system
JPH0922385A (ja) * 1995-07-05 1997-01-21 Rohm Co Ltd データセキュリティ装置および方法
US5675321A (en) * 1995-11-29 1997-10-07 Mcbride; Randall C. Personal computer security system
US6011473A (en) * 1998-01-13 2000-01-04 Micron Electronics, Inc. Method for generating an alarm in a portable computer system
IL124895A0 (en) * 1998-06-14 1999-01-26 Csafe Ltd Methods and apparatus for preventing reuse of text images and software transmitted via networks
US6298446B1 (en) * 1998-06-14 2001-10-02 Alchemedia Ltd. Method and system for copyright protection of digital images transmitted over networks
US6731756B1 (en) * 1999-06-21 2004-05-04 Elisar Software Corporation, Inc. Method for securing video images
US7007304B1 (en) * 2000-09-20 2006-02-28 Intel Corporation Method and apparatus to improve the protection of information presented by a computer
US7073070B2 (en) * 2001-06-29 2006-07-04 Intel Corporation Method and apparatus to improve the protection of information presented by a computer

Also Published As

Publication number Publication date
WO2002025416A2 (en) 2002-03-28
CN100430859C (zh) 2008-11-05
WO2002025416A3 (en) 2003-07-17
DE60144534D1 (de) 2011-06-09
BR0114014A (pt) 2004-02-10
CN1496503A (zh) 2004-05-12
EP1350149B1 (de) 2011-04-27
EP1350149A2 (de) 2003-10-08
AU2002211253A1 (en) 2002-04-02
TW576961B (en) 2004-02-21
US7007304B1 (en) 2006-02-28

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties