SG134227A1 - Disk unit, magnetic disk unit and information storage unit - Google Patents

Disk unit, magnetic disk unit and information storage unit

Info

Publication number
SG134227A1
SG134227A1 SG200609103-7A SG2006091037A SG134227A1 SG 134227 A1 SG134227 A1 SG 134227A1 SG 2006091037 A SG2006091037 A SG 2006091037A SG 134227 A1 SG134227 A1 SG 134227A1
Authority
SG
Singapore
Prior art keywords
password
operation mode
unit
disk unit
authentication
Prior art date
Application number
SG200609103-7A
Other languages
English (en)
Inventor
Yoshiju Watanabe
Original Assignee
Hitachi Global Storage Tech
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 Hitachi Global Storage Tech filed Critical Hitachi Global Storage Tech
Publication of SG134227A1 publication Critical patent/SG134227A1/en

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
    • G11B19/12—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
    • G11B20/10—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
    • 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
    • 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
    • G11B20/00695—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 read from the recording medium
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
SG200609103-7A 2006-01-06 2006-12-28 Disk unit, magnetic disk unit and information storage unit SG134227A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006001832A JP2007184044A (ja) 2006-01-06 2006-01-06 ディスク装置、磁気ディスク装置及び情報記憶装置

Publications (1)

Publication Number Publication Date
SG134227A1 true SG134227A1 (en) 2007-08-29

Family

ID=37907180

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200609103-7A SG134227A1 (en) 2006-01-06 2006-12-28 Disk unit, magnetic disk unit and information storage unit

Country Status (7)

Country Link
US (1) US8424081B2 (zh)
EP (1) EP1806746A3 (zh)
JP (1) JP2007184044A (zh)
KR (1) KR20070074462A (zh)
CN (1) CN1996476A (zh)
SG (1) SG134227A1 (zh)
TW (1) TW200805063A (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103422727A (zh) * 2012-05-21 2013-12-04 富泰华工业（深圳）有限公司 电子锁开启设备及电子锁开启方法
US20180097793A1 (en) * 2016-09-30 2018-04-05 Ca, Inc. Secondary authentication using user's login status
WO2018209217A1 (en) * 2017-05-11 2018-11-15 Antique Books, Inc. Attached storage device for enhanced data and program protection
CN111414627A (zh) * 2019-01-04 2020-07-14 珠海金山办公软件有限公司 文件打开模式转换方法、装置、电子设备及存储介质
US11087801B1 (en) * 2020-02-06 2021-08-10 Micron Technology, Inc. Configuring a host interface of a memory device based on mode of operation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5453509A (en) * 1977-10-04 1979-04-26 Nec Corp Magnetic disc apparatus
JPS57150117A (en) * 1981-03-11 1982-09-16 Nec Corp Magnetic disc device
EP0470163A1 (en) * 1989-04-28 1992-02-12 COWSLEY, Christopher William Improved security for machine-writeable data storage systems
JPH0744464A (ja) * 1993-07-30 1995-02-14 Nec Corp 媒体セキュリティ管理装置
US6185661B1 (en) * 1998-01-02 2001-02-06 Emc Corporation Worm magnetic storage device
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
JP3611964B2 (ja) * 1998-04-16 2005-01-19 富士通株式会社 記憶装置、記憶制御方法及び記憶媒体
JP2003132624A (ja) * 2001-10-24 2003-05-09 Matsushita Electric Ind Co Ltd 記録媒体及びその記録装置
JP2004086337A (ja) * 2002-08-23 2004-03-18 Canon Inc 情報処理装置及び方法
AU2003901454A0 (en) * 2003-03-28 2003-04-10 Secure Systems Limited Security system and method for computer operating systems
US20040199639A1 (en) * 2003-04-04 2004-10-07 Harris Mitchell N. Automated shared drive mapping
JP2007528542A (ja) * 2004-03-05 2007-10-11 セキュアー システムズ リミテッド パーティションアクセスコントロールシステムおよびパーティションアクセスを制御するための方法

Also Published As

Publication number Publication date
TW200805063A (en) 2008-01-16
EP1806746A2 (en) 2007-07-11
US8424081B2 (en) 2013-04-16
JP2007184044A (ja) 2007-07-19
US20070192852A1 (en) 2007-08-16
KR20070074462A (ko) 2007-07-12
CN1996476A (zh) 2007-07-11
EP1806746A3 (en) 2008-03-19

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