DE3939670C2 - - Google Patents

Info

Publication number
DE3939670C2
DE3939670C2 DE3939670A DE3939670A DE3939670C2 DE 3939670 C2 DE3939670 C2 DE 3939670C2 DE 3939670 A DE3939670 A DE 3939670A DE 3939670 A DE3939670 A DE 3939670A DE 3939670 C2 DE3939670 C2 DE 3939670C2
Authority
DE
Germany
Prior art keywords
track
servo
position information
head
center
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
DE3939670A
Other languages
German (de)
English (en)
Other versions
DE3939670A1 (de
Inventor
Sang Young Kyonggi Kr Kim
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.)
LG Electronics Inc
Original Assignee
Goldstar Telecommunications Co Ltd
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 Goldstar Telecommunications Co Ltd filed Critical Goldstar Telecommunications Co Ltd
Publication of DE3939670A1 publication Critical patent/DE3939670A1/de
Application granted granted Critical
Publication of DE3939670C2 publication Critical patent/DE3939670C2/de
Granted 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
    • G11B5/56—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 provision for moving the head support for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering
    • 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
    • G11B5/58—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59627—Aligning for runout, eccentricity or offset compensation
    • 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
    • G11B5/58—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59605—Circuits
    • 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
    • G11B5/58—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59605—Circuits
    • G11B5/59611—Detection or processing of peak/envelop signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
DE3939670A 1988-11-30 1989-11-30 Vorrichtung und verfahren zum folgen der spurmitte bei einem magnetplatten-aufnahmegeraet Granted DE3939670A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880015922A KR950008751B1 (ko) 1988-11-30 1988-11-30 자기 디스크 기록 장치에서 트랙 중심을 찾는 장치 및 방법

Publications (2)

Publication Number Publication Date
DE3939670A1 DE3939670A1 (de) 1990-05-31
DE3939670C2 true DE3939670C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-07-30

Family

ID=19279770

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3939670A Granted DE3939670A1 (de) 1988-11-30 1989-11-30 Vorrichtung und verfahren zum folgen der spurmitte bei einem magnetplatten-aufnahmegeraet

Country Status (4)

Country Link
US (1) US5140476A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH02260179A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR950008751B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3939670A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3024184B2 (ja) * 1990-08-14 2000-03-21 ソニー株式会社 サーボ信号記録方法
JP2889393B2 (ja) * 1991-05-10 1999-05-10 アルプス電気株式会社 磁気デイスク駆動装置
US6854996B2 (en) * 2002-12-20 2005-02-15 Tyco Electronics Corporation Electrical connectors and methods for using the same
WO2004075359A1 (en) * 2003-02-18 2004-09-02 Homac Mfg. Company Connector and insulating boot for different sized conductors and associated methods
US7201596B1 (en) 2006-01-06 2007-04-10 Tyco Electronics Corporation Electrical connector systems, plug systems and methods for using the same
US7736187B2 (en) * 2007-03-20 2010-06-15 Tyco Electronics Corporation Electrical connector assemblies and joint assemblies and methods for using the same
US7736165B2 (en) * 2007-07-16 2010-06-15 Tyco Electronics Corporation Electrical connector assemblies and methods for forming and using the same
US8748741B2 (en) 2010-10-25 2014-06-10 Tyco Electronics Corporation Corrosion resistant multiple tap connectors
US8687934B2 (en) 2011-03-21 2014-04-01 Tyco Electronics Corporation Fiber optic component holders and enclosures and methods including the same
US9178289B2 (en) 2013-05-14 2015-11-03 Tyco Electronics Corporation Joint bodies and methods for covering electrical cables and connections
US10840615B2 (en) 2018-06-28 2020-11-17 Te Connectivity Corporation Connection enclosure assemblies, connector systems and methods for forming an enclosed connection between conductors
US11431114B2 (en) 2020-02-14 2022-08-30 Te Connectivity Solutions Gmbh Enclosed connection systems for forming an enclosed connection between conductors, and methods including same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3277601D1 (en) * 1982-06-18 1987-12-10 Ibm Magnetizable recording disk and disk file employing servo sector head positioning
US4454549A (en) * 1982-06-28 1984-06-12 International Business Machines Corporation Slant track sector servo
JPS60676A (ja) * 1983-06-17 1985-01-05 Fuji Photo Film Co Ltd 映像信号の記録方式
US4549232A (en) * 1983-06-27 1985-10-22 International Business Machines Corporation Phase modulated servo system
US4656538A (en) * 1985-11-14 1987-04-07 Xebec Development Partners, Ltd. Disk drive control system
JPS62219273A (ja) * 1986-03-19 1987-09-26 Teac Co ヘツド位置決め方法
JPS62266781A (ja) * 1986-05-14 1987-11-19 Fujitsu Ltd サ−マルオフトラツク防止方式
GB2191627B (en) * 1986-06-04 1990-07-04 Alps Electric Co Ltd Information recording disk driving devices and a method of controlling the head positioning of such devices
JPS637571A (ja) * 1986-06-27 1988-01-13 Nec Corp 磁気デイスク装置
US4843496A (en) * 1986-10-29 1989-06-27 Eastman Kodak Company Track-finding servomechanism utilizing the sampled output of an envelope comparison
JPS63224083A (ja) * 1987-03-13 1988-09-19 Mitsubishi Electric Corp 磁気デイスク装置

Also Published As

Publication number Publication date
KR900008451A (ko) 1990-06-03
US5140476A (en) 1992-08-18
DE3939670A1 (de) 1990-05-31
KR950008751B1 (ko) 1995-08-04
JPH02260179A (ja) 1990-10-22

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee