DE69840164D1 - Magnetaufzeichnungs - /wiedergabevorrichtung - Google Patents

Magnetaufzeichnungs - /wiedergabevorrichtung

Info

Publication number
DE69840164D1
DE69840164D1 DE69840164T DE69840164T DE69840164D1 DE 69840164 D1 DE69840164 D1 DE 69840164D1 DE 69840164 T DE69840164 T DE 69840164T DE 69840164 T DE69840164 T DE 69840164T DE 69840164 D1 DE69840164 D1 DE 69840164D1
Authority
DE
Germany
Prior art keywords
magnetic recording
playing device
playing
recording
magnetic
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 - Lifetime
Application number
DE69840164T
Other languages
English (en)
Inventor
Tadashi Ozue
Toshio Shirai
Takehiko Saito
Yoshiteru Kamatani
Tomohiro Ikegami
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69840164D1 publication Critical patent/DE69840164D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/52—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53—Disposition or mounting of heads on rotating support
    • 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
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00813—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
    • G11B5/00847—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks
    • G11B5/0086—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks using cyclically driven heads providing segmented tracks
    • 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
    • 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
    • G11B23/0007—Circuits or methods for reducing noise, for correction of distortion, or for changing density of recorded information
DE69840164T 1997-10-07 1998-10-07 Magnetaufzeichnungs - /wiedergabevorrichtung Expired - Lifetime DE69840164D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP27455797 1997-10-07
JP113598 1998-01-06
PCT/JP1998/004535 WO1999018567A1 (fr) 1997-10-07 1998-10-07 Dispositif d'enregistrement/lecture magnetiques

Publications (1)

Publication Number Publication Date
DE69840164D1 true DE69840164D1 (de) 2008-12-11

Family

ID=26334306

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69840164T Expired - Lifetime DE69840164D1 (de) 1997-10-07 1998-10-07 Magnetaufzeichnungs - /wiedergabevorrichtung

Country Status (6)

Country Link
US (1) US6304397B1 (de)
EP (1) EP0944039B1 (de)
JP (1) JP4092733B2 (de)
KR (1) KR100588441B1 (de)
DE (1) DE69840164D1 (de)
WO (1) WO1999018567A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3692961B2 (ja) * 2001-04-13 2005-09-07 ソニー株式会社 磁気記録データ再生装置及び方法
JP2003045978A (ja) * 2001-07-30 2003-02-14 Niigata Seimitsu Kk 半導体装置
JP2003045002A (ja) * 2001-08-03 2003-02-14 Sony Corp ロータリートランスを用いた信号伝送装置及び信号再生装置
JP2003045003A (ja) * 2001-08-03 2003-02-14 Sony Corp ロータリートランスを用いた信号伝送装置及び信号記録装置
JP2004213770A (ja) * 2002-12-27 2004-07-29 Sony Corp 増幅装置及びこの増幅装置を具備する磁気記録再生装置
US6989776B2 (en) * 2003-11-17 2006-01-24 Seagate Technology Llc Generation of interleaved parity code words having limited running digital sum values
US8225339B1 (en) 2011-06-17 2012-07-17 Oracle International Corporation Rotary head data storage and retrieval system and method
US8869179B2 (en) 2011-06-17 2014-10-21 Oracle International Corporation Rotary head data storage and retrieval system and method
US8829901B2 (en) * 2011-11-04 2014-09-09 Honeywell International Inc. Method of using a magnetoresistive sensor in second harmonic detection mode for sensing weak magnetic fields
US20150212166A1 (en) * 2012-08-31 2015-07-30 Hitachi, Ltd. Magnetoresistive sensor and gradiometer
US9324347B2 (en) * 2012-09-19 2016-04-26 Oracle International Corporation Apparatus and method for controlling tape movement in a rotary head data storage system and retrieval system
US8793713B2 (en) 2012-11-07 2014-07-29 Oracle International Corporation Rotary head data storage and retrieval system and method with tape medium having transverse primary data tracks and longitudinal secondary data track
US8897113B2 (en) 2012-11-07 2014-11-25 Oracle International Corporation Rotary head data storage and retrieval system and method for data verification
US8780682B2 (en) 2012-11-07 2014-07-15 Oracle International Corporation Rotary head data storage and retrieval system and method for data erasure
US8869180B2 (en) 2012-11-27 2014-10-21 Oracle America, Inc. Rotary head multi-layer data storage and retrieval system and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5834002B2 (ja) * 1979-10-17 1983-07-23 日立電子株式会社 デイジタル信号の磁気記録再生方式
EP0178813B1 (de) * 1984-10-01 1993-08-18 Matsushita Electric Industrial Co., Ltd. Verfahren und Vorrichtung zur numerischen Datenkodierung
US4675650A (en) * 1985-04-22 1987-06-23 Ibm Corporation Run-length limited code without DC level
JPH0246506A (ja) 1988-08-08 1990-02-15 Matsushita Electric Ind Co Ltd ディジタル多素子磁気ヘッド
JP2707191B2 (ja) * 1992-10-19 1998-01-28 シャープ株式会社 マルチトラック磁気信号再生装置
US5550683A (en) * 1992-12-11 1996-08-27 Eastman Kodak Company Magnetic recording channel employing a non-ideal d.c.-free equalizer and a d.c.-free modulation code
JPH0729307A (ja) * 1993-07-06 1995-01-31 Eastman Kodak Co データを制御極性方式で記録および検索するためのシステム
JPH0896303A (ja) * 1994-09-22 1996-04-12 Sony Corp 磁気抵抗効果型磁気ヘッド装置
JPH09251606A (ja) 1996-03-18 1997-09-22 Toshiba Corp データ記録再生装置及び同装置におけるリード信号処理方法

Also Published As

Publication number Publication date
US6304397B1 (en) 2001-10-16
WO1999018567A1 (fr) 1999-04-15
KR20000069325A (ko) 2000-11-25
EP0944039B1 (de) 2008-10-29
KR100588441B1 (ko) 2006-06-13
EP0944039A4 (de) 2006-03-29
EP0944039A1 (de) 1999-09-22
JP4092733B2 (ja) 2008-05-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition