JPS53120514A - Magnetic head assembly - Google Patents

Magnetic head assembly

Info

Publication number
JPS53120514A
JPS53120514A JP1061278A JP1061278A JPS53120514A JP S53120514 A JPS53120514 A JP S53120514A JP 1061278 A JP1061278 A JP 1061278A JP 1061278 A JP1061278 A JP 1061278A JP S53120514 A JPS53120514 A JP S53120514A
Authority
JP
Japan
Prior art keywords
magnetic head
head assembly
assembly
magnetic
head
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.)
Granted
Application number
JP1061278A
Other languages
English (en)
Other versions
JPS623488B2 (ja
Inventor
Toomasu Marino Peetaa
Boido Shieredei Furanku
Watokinson Sumazaazu Edomondo
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPS53120514A publication Critical patent/JPS53120514A/ja
Publication of JPS623488B2 publication Critical patent/JPS623488B2/ja
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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • 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
    • G11B5/584—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 tapes
    • G11B5/588—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 tapes by controlling the position of the rotating heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Magnetic Heads (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
JP1061278A 1977-03-28 1978-02-03 Magnetic head assembly Granted JPS53120514A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/782,266 US4149204A (en) 1977-03-28 1977-03-28 Minor bit reduction on a magnetic head

Publications (2)

Publication Number Publication Date
JPS53120514A true JPS53120514A (en) 1978-10-21
JPS623488B2 JPS623488B2 (ja) 1987-01-26

Family

ID=25125520

Family Applications (2)

Application Number Title Priority Date Filing Date
JP1061278A Granted JPS53120514A (en) 1977-03-28 1978-02-03 Magnetic head assembly
JP57211536A Granted JPS58114320A (ja) 1977-03-28 1982-12-03 磁気ヘツド集成体

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP57211536A Granted JPS58114320A (ja) 1977-03-28 1982-12-03 磁気ヘツド集成体

Country Status (7)

Country Link
US (1) US4149204A (ja)
JP (2) JPS53120514A (ja)
CA (1) CA1111553A (ja)
DE (1) DE2813193C2 (ja)
FR (1) FR2386097A1 (ja)
GB (1) GB1571175A (ja)
IT (1) IT1109182B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55135996U (ja) * 1979-03-20 1980-09-27
JPS55134383A (en) * 1979-04-09 1980-10-20 Citizen Watch Co Ltd Watch with illumination

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4285017A (en) * 1979-02-05 1981-08-18 International Business Machines Corporation Stripe following in a helical scan device
JPS5644109A (en) * 1979-09-17 1981-04-23 Toshiba Corp Magnetic recording and reproducing system
US4287540A (en) * 1979-12-07 1981-09-01 International Business Machines Corporation Stabilized recording
JPS5683835A (en) * 1979-12-07 1981-07-08 Matsushita Electric Ind Co Ltd Tracking device
US4325092A (en) * 1980-07-18 1982-04-13 King Instrument Corporation Apparatus for detection of cue data carried by a recording medium moving at greatly varying speeds
US4541026A (en) * 1982-07-20 1985-09-10 Vertimag Systems Corporation Hybrid read-write head for perpendicular recording media
US4849839A (en) * 1985-04-30 1989-07-18 Sony Corportion Magnetic tape recording and/or reproducing apparatus rotary head assembly having sweeping device
DE3529623A1 (de) * 1985-08-19 1987-02-19 Grundig Emv Verfahren zur gleichzeitigen herstellung zweier zugeordneter magnetkoepfe fuer videogeraete
JPS6366707A (ja) * 1986-09-08 1988-03-25 Alps Electric Co Ltd 複合型磁気ヘツド
US5307217A (en) * 1992-06-24 1994-04-26 Digital Equipment Corporation Magnetic head for very high track density magnetic recording
US5949604A (en) * 1992-06-24 1999-09-07 Quantum Corporation Method of writing and reading servo on tracks having a longitudinal gap
US5371638A (en) * 1992-06-24 1994-12-06 Digital Equipment Corporation Servo method and apparatus for very high track density magnetic recording by adjusting head position based on servo information read from adjacent track
US5452165A (en) * 1994-03-16 1995-09-19 International Business Machines Corporation Close packed magnetic head linear array
US7149050B2 (en) * 2003-10-20 2006-12-12 Quantum Corporation Diffractive position sensors and control systems
US7102845B2 (en) * 2003-10-20 2006-09-05 Quantum Corporation Servo methods and systems using existing data structures and medium edge position
US7136255B2 (en) * 2003-10-20 2006-11-14 Quantum Corporation Servo methods and systems using masked medium edge position sensors
US7085095B2 (en) * 2003-10-20 2006-08-01 Quantum Corporation Electromagnetic void-sensing probes and position control systems
US7116514B2 (en) * 2003-10-20 2006-10-03 Quantum Corporation Methods and systems for magnetic recording
US7139152B2 (en) * 2003-10-20 2006-11-21 Quantum Corporation Servo methods and systems using existing data structures and optical masks
US7184233B2 (en) * 2004-06-04 2007-02-27 Quantum Corporation Dual source tracking servo systems and associated methods
US20060103968A1 (en) * 2004-11-12 2006-05-18 Jurneke Joe K Dynamic skew compensation systems and associated methods
US7499235B2 (en) * 2005-03-18 2009-03-03 Quantum Corporation Auto-servo tape system and associated recording head
US7826169B2 (en) * 2007-04-25 2010-11-02 Quantum Corporation Servo error detection and compensation utilizing virtual data tracking servo methods
JP5658512B2 (ja) * 2010-08-31 2015-01-28 富士フイルム株式会社 サーボ信号が書き込まれた磁気テープの製造方法およびサーボライタ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3049698A (en) * 1958-12-04 1962-08-14 Ibm Readback circuit for high-density magnetic bit storage
AT257975B (de) * 1965-10-13 1967-11-10 Philips Nv Magnetkopfanordnung
US3964094A (en) * 1974-11-07 1976-06-15 International Business Machines Corporation Servo information pattern for rotating head magnetic tape unit independent of amplitude

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55135996U (ja) * 1979-03-20 1980-09-27
JPS55134383A (en) * 1979-04-09 1980-10-20 Citizen Watch Co Ltd Watch with illumination
JPS6216389B2 (ja) * 1979-04-09 1987-04-13 Citizen Watch Co Ltd

Also Published As

Publication number Publication date
CA1111553A (en) 1981-10-27
DE2813193A1 (de) 1978-10-05
JPS623488B2 (ja) 1987-01-26
DE2813193C2 (de) 1987-03-05
IT7821513A0 (it) 1978-03-23
US4149204A (en) 1979-04-10
FR2386097A1 (fr) 1978-10-27
IT1109182B (it) 1985-12-16
FR2386097B1 (ja) 1980-08-29
JPS58114320A (ja) 1983-07-07
JPS6313248B2 (ja) 1988-03-24
GB1571175A (en) 1980-07-09

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