DE602006012315D1 - Virtuelles schreibschutzsystem - Google Patents

Virtuelles schreibschutzsystem

Info

Publication number
DE602006012315D1
DE602006012315D1 DE602006012315T DE602006012315T DE602006012315D1 DE 602006012315 D1 DE602006012315 D1 DE 602006012315D1 DE 602006012315 T DE602006012315 T DE 602006012315T DE 602006012315 T DE602006012315 T DE 602006012315T DE 602006012315 D1 DE602006012315 D1 DE 602006012315D1
Authority
DE
Germany
Prior art keywords
write protection
virtual write
protection system
virtual
disabled
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.)
Active
Application number
DE602006012315T
Other languages
English (en)
Inventor
Charles R Weirauch
Sung-Hee Hwang
Kyung-Geun Lee
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.)
Samsung Electronics Co Ltd
Hewlett Packard Development Co LP
Original Assignee
Samsung Electronics Co Ltd
Hewlett Packard Development Co LP
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 Samsung Electronics Co Ltd, Hewlett Packard Development Co LP filed Critical Samsung Electronics Co Ltd
Publication of DE602006012315D1 publication Critical patent/DE602006012315D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • 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)
  • Emergency Protection Circuit Devices (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DE602006012315T 2005-05-26 2006-05-25 Virtuelles schreibschutzsystem Active DE602006012315D1 (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
DE602006012315D1 true DE602006012315D1 (de) 2010-04-01

Family

ID=36954730

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006012315T Active DE602006012315D1 (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
JP4610607B2 (ja) * 2004-03-18 2011-01-12 エルジー エレクトロニクス インコーポレイティド 記録媒体へ／からデータを記録／再生するための方法および装置
US7480764B2 (en) 2004-03-18 2009-01-20 Lg Electronics, Inc. Recording medium with overlapping segment information thereon and apparatus and methods for forming, recording, and reproducing the recording medium
TWI386923B (zh) * 2004-03-18 2013-02-21 Lg Electronics Inc 其上具有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
EP2499595B1 (de) * 2009-11-10 2016-05-11 High Sec Labs Ltd. Sicheres kvm system mit mehreren emulierten edid funktionen
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
AR247311A1 (es) * 1989-09-21 1994-11-30 Philips Nv Portador de grabacion, metodo y dispositivo grabador de informacion para obtener dichos portadores y dispositivo que comprende medios de anticopiado para inhibir el copiado no autorizado
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
JP2001516112A (ja) * 1997-07-09 2001-09-25 アドバンスト・オーディオ・デバイセス，エルエルシー 光記録装置
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
CN1662980B (zh) * 2002-06-18 2011-07-13 皇家飞利浦电子股份有限公司 用于安全存储的系统
KR20050061496A (ko) * 2002-09-30 2005-06-22 코닌클리케 필립스 일렉트로닉스 엔.브이. 다수의 내장 칩들을 갖는 레코드 캐리어
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
CN101233566B (zh) 2012-07-04
AU2006249793B2 (en) 2011-03-31
US8997251B2 (en) 2015-03-31
EP1894194B1 (de) 2010-02-17
AU2006249793A1 (en) 2006-11-30
KR20080042771A (ko) 2008-05-15
TW200729165A (en) 2007-08-01
EP1894194A1 (de) 2008-03-05
ZA200800055B (en) 2012-06-27
US8752198B2 (en) 2014-06-10
RU2007148903A (ru) 2009-07-10
WO2006127964A1 (en) 2006-11-30
RU2419893C2 (ru) 2011-05-27
SI1894194T1 (sl) 2010-08-31
US20060280068A1 (en) 2006-12-14
US20140143515A1 (en) 2014-05-22
CN101233566A (zh) 2008-07-30
ATE458246T1 (de) 2010-03-15
PL1894194T3 (pl) 2010-08-31
KR101099996B1 (ko) 2011-12-28
ES2341035T3 (es) 2010-06-14
PT1894194E (pt) 2010-05-17
TWI394149B (zh) 2013-04-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition