ATE458246T1 - Virtuelles schreibschutzsystem - Google Patents

Virtuelles schreibschutzsystem

Info

Publication number
ATE458246T1
ATE458246T1 AT06784477T AT06784477T ATE458246T1 AT E458246 T1 ATE458246 T1 AT E458246T1 AT 06784477 T AT06784477 T AT 06784477T AT 06784477 T AT06784477 T AT 06784477T AT E458246 T1 ATE458246 T1 AT E458246T1
Authority
AT
Austria
Prior art keywords
write protection
virtual write
protection system
virtual
disabled
Prior art date
Application number
AT06784477T
Other languages
English (en)
Inventor
Charles Weirauch
Sung-Hee Hwang
Kyung-Geun Lee
Original Assignee
Hewlett Packard Development Co
Samsung Electronics Co Ltd
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 Hewlett Packard Development Co, Samsung Electronics Co Ltd filed Critical Hewlett Packard Development Co
Application granted granted Critical
Publication of ATE458246T1 publication Critical patent/ATE458246T1/de

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • G11B19/122—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark involving the detection of an identification or authentication mark
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00137—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to contents recorded on or reproduced from a record carrier to authorised users
    • G11B20/00152—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to contents recorded on or reproduced from a record carrier to authorised users involving a password
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00681—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access
    • G11B20/00702—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access said measures preventing that data are recorded on the recording medium
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • G11B23/288—Protecting disks from being written or overwritten
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
    • G11B2220/215—Recordable discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Emergency Protection Circuit Devices (AREA)
AT06784477T 2005-05-26 2006-05-25 Virtuelles schreibschutzsystem ATE458246T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US68532905P 2005-05-26 2005-05-26
PCT/US2006/020369 WO2006127964A1 (en) 2005-05-26 2006-05-25 Virtual write protection system

Publications (1)

Publication Number Publication Date
ATE458246T1 true ATE458246T1 (de) 2010-03-15

Family

ID=36954730

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06784477T ATE458246T1 (de) 2005-05-26 2006-05-25 Virtuelles schreibschutzsystem

Country Status (16)

Country Link
US (2) US8752198B2 (de)
EP (1) EP1894194B1 (de)
KR (1) KR101099996B1 (de)
CN (1) CN101233566B (de)
AT (1) ATE458246T1 (de)
AU (1) AU2006249793B2 (de)
DE (1) DE602006012315D1 (de)
DK (1) DK1894194T3 (de)
ES (1) ES2341035T3 (de)
PL (1) PL1894194T3 (de)
PT (1) PT1894194E (de)
RU (1) RU2419893C2 (de)
SI (1) SI1894194T1 (de)
TW (1) TWI394149B (de)
WO (1) WO2006127964A1 (de)
ZA (1) ZA200800055B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE028370T2 (en) * 2004-03-18 2016-12-28 Lg Electronics Inc Apparatus and method for recording data on a recording medium and / or retrieving data from a recording medium
US7710853B2 (en) * 2004-03-18 2010-05-04 Lg Electronics, Inc. Recording medium with segment information thereon and apparatus and methods for forming, recording, and reproducing the recording medium
TWI381374B (zh) 2004-03-18 2013-01-01 Lg Electronics Inc 其上具有重疊區塊資訊之記錄媒體和用以形成、記錄及重製記錄媒體之設備和方法
US7970988B2 (en) * 2004-03-19 2011-06-28 Lg Electronics Inc. Recording medium with status information thereon which changes upon reformatting and apparatus and methods for forming, recording, and reproducing the recording medium
KR20060046445A (ko) * 2004-07-22 2006-05-17 엘지전자 주식회사 기록매체 및 기록매체의 기록재생 제어방법 및 데이터기록재생 방법과 장치
US8752198B2 (en) 2005-05-26 2014-06-10 Hewlett-Packard Development Company, L.P. Virtual write protection system
WO2011058552A2 (en) * 2009-11-10 2011-05-19 High Sec Labs Ltd. Secure kvm system having multiple emulated edid functions
US11334173B2 (en) 2020-07-13 2022-05-17 High Sec Labs Ltd. System and method of polychromatic identification for a KVM switch
US10922246B1 (en) 2020-07-13 2021-02-16 High Sec Labs Ltd. System and method of polychromatic identification for a KVM switch

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3273781B2 (ja) * 1989-09-21 2002-04-15 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴイ 記録担体及び記録担体を得る方法及び装置及び複写防止手段を持つ情報記録装置
US5233576A (en) * 1989-10-25 1993-08-03 Hewlett-Packard Company Multi-function optical disk drive and media
DE19616819A1 (de) * 1996-04-26 1997-10-30 Giesecke & Devrient Gmbh CD mit eingebautem Chip
EP1010175A4 (de) 1997-07-09 2005-06-22 Advanced Audio Devices Llc Optisches speichergerät
JPH11265544A (ja) 1998-03-16 1999-09-28 Fujitsu Ltd 記憶装置及びそのパスワード制御方法
KR100601598B1 (ko) 1998-06-15 2006-07-14 삼성전자주식회사 기록 방지 정보를 저장하는 기록 매체와 기록 방지 방법
RU2244964C2 (ru) 1998-06-15 2005-01-20 Самсунг Электроникс Ко, Лтд. Способ защиты от записи оптического диска для устройства записи и/или воспроизведения оптического диска (варианты)
JP2000222811A (ja) 1999-02-02 2000-08-11 Victor Co Of Japan Ltd 光ディスクの記録再生装置
KR100584175B1 (ko) 1999-10-18 2006-05-26 엘지전자 주식회사 기록매체에의 데이터 기록 및 재생방법
US6717899B1 (en) * 2000-02-23 2004-04-06 Doug Carson & Associates, Inc. Optical disc hidden data technique
JP4599740B2 (ja) * 2000-04-21 2010-12-15 ソニー株式会社 情報処理装置および方法、記録媒体、プログラム、並びに記録媒体
US6590845B2 (en) * 2000-11-30 2003-07-08 Roxio, Inc. Methods for protecting optical disc media
US7657487B2 (en) * 2002-04-05 2010-02-02 Hewlett-Packard Development Company, L.P. Apparatus and method for providing data storage device security
KR20030094730A (ko) 2002-06-07 2003-12-18 삼성전자주식회사 기록 방지 정보를 저장하는 기록 매체, 그 기록 방법 및기록 방지 방법
WO2003107342A2 (en) * 2002-06-18 2003-12-24 Koninklijke Philips Electronics N.V. Flexible host system for storage media
EP1550126A1 (de) * 2002-09-30 2005-07-06 Koninklijke Philips Electronics N.V. Aufzeichnungsträger mit mehreren eingebauten chips
JP4093853B2 (ja) 2002-12-12 2008-06-04 三洋電機株式会社 光ディスク装置、光ディスク装置のセキュリティ管理方法及び光ディスク装置のセキュリティ管理プログラム
US8752198B2 (en) 2005-05-26 2014-06-10 Hewlett-Packard Development Company, L.P. Virtual write protection system

Also Published As

Publication number Publication date
DK1894194T3 (da) 2010-06-14
CN101233566A (zh) 2008-07-30
RU2007148903A (ru) 2009-07-10
KR20080042771A (ko) 2008-05-15
ZA200800055B (en) 2012-06-27
TWI394149B (zh) 2013-04-21
RU2419893C2 (ru) 2011-05-27
US8752198B2 (en) 2014-06-10
WO2006127964A1 (en) 2006-11-30
US8997251B2 (en) 2015-03-31
AU2006249793B2 (en) 2011-03-31
ES2341035T3 (es) 2010-06-14
US20060280068A1 (en) 2006-12-14
PL1894194T3 (pl) 2010-08-31
DE602006012315D1 (de) 2010-04-01
PT1894194E (pt) 2010-05-17
AU2006249793A1 (en) 2006-11-30
CN101233566B (zh) 2012-07-04
SI1894194T1 (sl) 2010-08-31
KR101099996B1 (ko) 2011-12-28
US20140143515A1 (en) 2014-05-22
EP1894194B1 (de) 2010-02-17
TW200729165A (en) 2007-08-01
EP1894194A1 (de) 2008-03-05

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