KR100279879B1 - 신호 처리 장치의 전원 공급 방법, 신호 처리 장치, 제어 장치및 디스크 장치 - Google Patents

신호 처리 장치의 전원 공급 방법, 신호 처리 장치, 제어 장치및 디스크 장치 Download PDF

Info

Publication number
KR100279879B1
KR100279879B1 KR1019980044956A KR19980044956A KR100279879B1 KR 100279879 B1 KR100279879 B1 KR 100279879B1 KR 1019980044956 A KR1019980044956 A KR 1019980044956A KR 19980044956 A KR19980044956 A KR 19980044956A KR 100279879 B1 KR100279879 B1 KR 100279879B1
Authority
KR
South Korea
Prior art keywords
circuit
signal processing
read
write
servo
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.)
Expired - Fee Related
Application number
KR1019980044956A
Other languages
English (en)
Korean (ko)
Other versions
KR19990081774A (ko
Inventor
히로코 하라구치
Original Assignee
아끼구사 나오유끼
후지쯔 가부시끼가이샤
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 아끼구사 나오유끼, 후지쯔 가부시끼가이샤 filed Critical 아끼구사 나오유끼
Publication of KR19990081774A publication Critical patent/KR19990081774A/ko
Application granted granted Critical
Publication of KR100279879B1 publication Critical patent/KR100279879B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/325—Power saving in peripheral device
    • G06F1/3268—Power saving in hard disk drive
    • 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
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10037—A/D conversion, D/A conversion, sampling, slicing and digital quantisation or adjusting parameters thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3215—Monitoring of peripheral devices
    • G06F1/3221—Monitoring of peripheral devices of disk drive devices
    • 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
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10222—Improvement or modification of read or write signals clock-related aspects, e.g. phase or frequency adjustment or bit synchronisation
    • G11B20/1024—Improvement or modification of read or write signals clock-related aspects, e.g. phase or frequency adjustment or bit synchronisation wherein a phase-locked loop [PLL] is used
    • 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
    • G11B2020/10935—Digital recording or reproducing wherein a time constraint must be met
    • 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
    • G11B2220/2508—Magnetic discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
    • G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
    • G11B33/122—Arrangements for providing electrical connections, e.g. connectors, cables, switches
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
  • Power Sources (AREA)
  • Digital Magnetic Recording (AREA)
KR1019980044956A 1998-04-28 1998-10-27 신호 처리 장치의 전원 공급 방법, 신호 처리 장치, 제어 장치및 디스크 장치 Expired - Fee Related KR100279879B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10118829A JPH11312356A (ja) 1998-04-28 1998-04-28 信号処理装置の電源供給方法、信号処理装置、制御装置及びディスク装置
JP98-118829 1998-04-28

Publications (2)

Publication Number Publication Date
KR19990081774A KR19990081774A (ko) 1999-11-15
KR100279879B1 true KR100279879B1 (ko) 2001-03-02

Family

ID=14746193

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019980044956A Expired - Fee Related KR100279879B1 (ko) 1998-04-28 1998-10-27 신호 처리 장치의 전원 공급 방법, 신호 처리 장치, 제어 장치및 디스크 장치

Country Status (4)

Country Link
US (1) US6292322B1 (enExample)
JP (1) JPH11312356A (enExample)
KR (1) KR100279879B1 (enExample)
TW (1) TW409242B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1410386A2 (en) * 2000-11-09 2004-04-21 Burstein Technologies, Inc. Disc drive system and methods for use with bio-discs
US6813111B2 (en) * 2000-11-24 2004-11-02 Texas Instruments Incorporated Implementation method of digital phase-locked loop
WO2002056311A2 (en) * 2001-01-11 2002-07-18 Burstein Technologies Inc Optical disc analysis system including related methods for biological and medical imaging
US7111182B2 (en) * 2003-08-29 2006-09-19 Texas Instruments Incorporated Thread scheduling mechanisms for processor resource power management
US7782805B1 (en) 2005-02-08 2010-08-24 Med Belhadj High speed packet interface and method
JP2006236057A (ja) * 2005-02-25 2006-09-07 Sony Corp 情報処理装置および情報処理方法、並びにプログラム
US7907364B2 (en) * 2008-08-29 2011-03-15 Western Digital Technologies, Inc. Disk drive including a delay circuit to provide a delayed reset signal
US20100148708A1 (en) * 2008-12-11 2010-06-17 Jorgenson Joel A Voltage scaling of an electric motor load to reduce power consumption
US8135972B2 (en) * 2009-03-10 2012-03-13 Cortina Systems, Inc. Data interface power consumption control

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0775043B2 (ja) * 1986-10-24 1995-08-09 ティアツク株式会社 磁気デイスク装置のデ−タ読み出し及び書き込み回路
US5402200A (en) * 1988-02-04 1995-03-28 Conner Peripherals, Inc. Low-power hard disk drive system architecture
JP2727689B2 (ja) 1989-10-06 1998-03-11 ソニー株式会社 デイスクドライブ装置
US5412809A (en) * 1992-11-12 1995-05-02 Mitsumi Electric Co., Ltd. Disk drive power control circuit and method
JP3122865B2 (ja) 1992-12-09 2001-01-09 日本テキサス・インスツルメンツ株式会社 Ａ／ｄコンバータ
US5412519A (en) * 1993-08-26 1995-05-02 International Business Machines Corporation Optimization of disk drive spindle speed during low power mode
US5452277A (en) * 1993-12-30 1995-09-19 International Business Machines Corporation Adaptive system for optimizing disk drive power consumption
EP0686971B1 (en) * 1994-06-07 2002-02-06 Hitachi, Ltd. Information storing device and method for controlling same to record/reproduce information by selecting one of working modes
JPH08147795A (ja) * 1994-11-17 1996-06-07 Fujitsu Ltd 磁気テープ装置
US5774292A (en) * 1995-04-13 1998-06-30 International Business Machines Corporation Disk drive power management system and method

Also Published As

Publication number Publication date
TW409242B (en) 2000-10-21
JPH11312356A (ja) 1999-11-09
US6292322B1 (en) 2001-09-18
KR19990081774A (ko) 1999-11-15

Similar Documents

Publication Publication Date Title
KR100279879B1 (ko) 신호 처리 장치의 전원 공급 방법, 신호 처리 장치, 제어 장치및 디스크 장치
JP4685040B2 (ja) 半導体集積回路及びその電源供給制御方法
US7312944B2 (en) Heater control method and storage apparatus
JPH03154422A (ja) パワー・オン・リセット回略
AU2002361761A1 (en) Multi-mode synchronous memory device and method of operating and testing same
US5905601A (en) Apparatus for reproducing data having a restart read gate signal generator in a disk storage system
US20020181311A1 (en) Semiconductor memory unit in which power consumption can be restricted
JP2003017993A (ja) スリープモード時に内部電流漏えいを防止するパワー制御ロジックをもつ集積回路素子又は集積回路システム及びその動作方法
KR100287359B1 (ko) 디스크 재생 장치 및 트래킹 서보 회로
WO2000077785A1 (fr) Systeme de reproduction et circuit integre
EP1290787A1 (en) Carrousel handshake
US7984315B2 (en) External storage device and power management method for the same
WO2002097799A3 (en) Method and apparatus for operating a continuous time filter of a read/write channel for a hard disk drive
JP4294422B2 (ja) 直流電源回路及び光ディスク装置
JP2005182370A (ja) メモリカードシステム
JPH0325610A (ja) 外部補助記憶装置コントローラ
JPH04186557A (ja) データ記録再生装置
JP2010093966A (ja) スイッチングレギュレータ
KR100283803B1 (ko) 음높이 보상장치가 부착된 어학 학습기 및 그 음높이 보상 방법
JPS58107930A (ja) クロツク制御方式
KR100419395B1 (ko) 하드디스크 드라이브의 자동이득조절 오동작 방지회로
JP2008305925A (ja) 半導体装置
CN119653340A (zh) 软启动上电电路和nfc设备
JP2010067294A (ja) 磁気ディスク装置
JP4352100B2 (ja) シリアルａｔａインタフェースを持つ電子機器

Legal Events

Date Code Title Description
A201 Request for examination
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R14-asn-PN2301

FPAY Annual fee payment

Payment date: 20081024

Year of fee payment: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20091107

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20091107

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000