KR100791904B1 - 헤드 장치, 하드 디스크 장치, 재생 장치 및 헤드부 지지 장치 - Google Patents

헤드 장치, 하드 디스크 장치, 재생 장치 및 헤드부 지지 장치 Download PDF

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Publication number
KR100791904B1
KR100791904B1 KR1020010036312A KR20010036312A KR100791904B1 KR 100791904 B1 KR100791904 B1 KR 100791904B1 KR 1020010036312 A KR1020010036312 A KR 1020010036312A KR 20010036312 A KR20010036312 A KR 20010036312A KR 100791904 B1 KR100791904 B1 KR 100791904B1
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KR
South Korea
Prior art keywords
head
reproduction
circuit
signal
signal processing
Prior art date
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Expired - Fee Related
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KR1020010036312A
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English (en)
Korean (ko)
Other versions
KR20020002233A (ko
Inventor
나루사와게이지
쇼지노리오
Original Assignee
소니 가부시끼 가이샤
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Publication of KR20020002233A publication Critical patent/KR20020002233A/ko
Application granted granted Critical
Publication of KR100791904B1 publication Critical patent/KR100791904B1/ko
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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • 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
    • 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
    • G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
    • G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
    • G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
    • G11B2005/0016—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers
    • G11B2005/0018—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers by current biasing control or regulation
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Digital Magnetic Recording (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
KR1020010036312A 2000-06-30 2001-06-25 헤드 장치, 하드 디스크 장치, 재생 장치 및 헤드부 지지 장치 Expired - Fee Related KR100791904B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000-197909 2000-06-30
JP2000197909A JP2002015403A (ja) 2000-06-30 2000-06-30 ヘッド装置、ハードディスク装置および記録再生装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020070090502A Division KR20070096998A (ko) 2000-06-30 2007-09-06 헤드 장치, 하드 디스크 장치, 재생 장치 및 헤드부 지지장치

Publications (2)

Publication Number Publication Date
KR20020002233A KR20020002233A (ko) 2002-01-09
KR100791904B1 true KR100791904B1 (ko) 2008-01-07

Family

ID=18696170

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020010036312A Expired - Fee Related KR100791904B1 (ko) 2000-06-30 2001-06-25 헤드 장치, 하드 디스크 장치, 재생 장치 및 헤드부 지지 장치
KR1020070090502A Ceased KR20070096998A (ko) 2000-06-30 2007-09-06 헤드 장치, 하드 디스크 장치, 재생 장치 및 헤드부 지지장치

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020070090502A Ceased KR20070096998A (ko) 2000-06-30 2007-09-06 헤드 장치, 하드 디스크 장치, 재생 장치 및 헤드부 지지장치

Country Status (3)

Country Link
US (1) US6762894B2 (enExample)
JP (1) JP2002015403A (enExample)
KR (2) KR100791904B1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3883037B2 (ja) * 2001-02-28 2007-02-21 株式会社日立製作所 媒体記録再生システム
US7715136B2 (en) * 2006-04-11 2010-05-11 Texas Instruments Incorporated Hard disk drive preamplifier with reduced pin count

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990007414A (ko) * 1997-06-27 1999-01-25 가네꼬 히사시 자기기록장치용 구동회로

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3236161B2 (ja) * 1994-03-08 2001-12-10 株式会社日立製作所 磁気記録再生装置
JP4019333B2 (ja) * 1998-02-13 2007-12-12 富士通株式会社 ヘッドｉｃ回路及び記録装置
JP3623650B2 (ja) * 1998-03-20 2005-02-23 富士通株式会社 記憶装置
JP4063408B2 (ja) * 1998-07-03 2008-03-19 株式会社日立グローバルストレージテクノロジーズ 磁気ディスク装置
JP3678923B2 (ja) * 1998-10-06 2005-08-03 株式会社ルネサステクノロジ 磁気ディスク装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990007414A (ko) * 1997-06-27 1999-01-25 가네꼬 히사시 자기기록장치용 구동회로

Also Published As

Publication number Publication date
KR20070096998A (ko) 2007-10-02
KR20020002233A (ko) 2002-01-09
JP2002015403A (ja) 2002-01-18
US6762894B2 (en) 2004-07-13
US20020001149A1 (en) 2002-01-03

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