DE69508279D1 - Aufzeignungskopf zur aufzeichung von spur-zentrier-servosignalen auf einem mehrspuraufzeichnungsmedium - Google Patents
Aufzeignungskopf zur aufzeichung von spur-zentrier-servosignalen auf einem mehrspuraufzeichnungsmediumInfo
- Publication number
- DE69508279D1 DE69508279D1 DE69508279T DE69508279T DE69508279D1 DE 69508279 D1 DE69508279 D1 DE 69508279D1 DE 69508279 T DE69508279 T DE 69508279T DE 69508279 T DE69508279 T DE 69508279T DE 69508279 D1 DE69508279 D1 DE 69508279D1
- Authority
- DE
- Germany
- Prior art keywords
- recording
- track
- servo signals
- center servo
- recording medium
- 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
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
- G11B5/58—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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/361,773 US5602703A (en) | 1994-12-27 | 1994-12-27 | Recording head for recording track-centering servo signals on a multi-track recording medium |
PCT/US1995/016499 WO1996019799A2 (en) | 1994-12-22 | 1995-12-19 | Recording head for recording track-centering servo signals on a multi-track recording medium |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69508279D1 true DE69508279D1 (de) | 1999-04-15 |
DE69508279T2 DE69508279T2 (de) | 1999-07-08 |
Family
ID=23423394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69508279T Expired - Fee Related DE69508279T2 (de) | 1994-12-27 | 1995-12-19 | Aufzeignungskopf zur aufzeichung von spur-zentrier-servosignalen auf einem mehrspuraufzeichnungsmedium |
Country Status (6)
Country | Link |
---|---|
US (1) | US5602703A (de) |
EP (1) | EP0799474B1 (de) |
JP (1) | JP3833705B2 (de) |
KR (1) | KR100369726B1 (de) |
DE (1) | DE69508279T2 (de) |
WO (1) | WO1996019799A2 (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1049820A (ja) * | 1996-07-31 | 1998-02-20 | Mitsumi Electric Co Ltd | 磁気ヘッド |
KR100194938B1 (ko) * | 1996-09-02 | 1999-06-15 | 윤종용 | 자기저항 헤드의 트랙밀도 상승을 위한 오프트랙최적화 방법 |
US6134070A (en) * | 1997-05-22 | 2000-10-17 | Imation Corp. | Encoded servo track configurations, servo writer and systems/method regarding same |
US5883770A (en) | 1997-07-18 | 1999-03-16 | International Business Machines Corporation | Partial width mass produced linear tape recording head |
US5963401A (en) * | 1997-09-29 | 1999-10-05 | Storage Technology Corporation | Magnetic tape head assembly including modules having a plurality of magneto-resistive head elements |
US5953184A (en) * | 1997-09-30 | 1999-09-14 | Storage Technology Corporation | Transverse slotted magnetic tape head assembly |
US6018444A (en) * | 1997-10-28 | 2000-01-25 | Hewlett-Packard Company | Batch fabricated servo write head having low write-gap linewidth variation |
US6038108A (en) * | 1997-11-21 | 2000-03-14 | Storage Technology Corporation | Magnetic tape head assembly having segmented heads |
US6172837B1 (en) | 1998-03-23 | 2001-01-09 | Hewlett-Packard Company | Postponable servo code selection |
US6236525B1 (en) * | 1998-08-14 | 2001-05-22 | Storage Technology Corporation | Tape head with pattern timing for servo writing application |
US6269533B2 (en) * | 1999-02-23 | 2001-08-07 | Advanced Research Corporation | Method of making a patterned magnetic recording head |
US7773340B2 (en) * | 1999-02-23 | 2010-08-10 | Advanced Research Corporation | Patterned magnetic recording head having a gap pattern with substantially elliptical or substantially diamond-shaped termination pattern |
US6496328B1 (en) * | 1999-12-30 | 2002-12-17 | Advanced Research Corporation | Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads |
US6605681B1 (en) | 2000-07-12 | 2003-08-12 | Johnson Polymer, Inc. | Process for the continuous production of epoxylated addition polymers, and powder and liquid coating applications containing epoxylated addition polymers |
US6433959B1 (en) | 2000-10-30 | 2002-08-13 | Storage Technology Corporation | Tape head contour utilizing enclosed through slots |
JP2002183906A (ja) * | 2000-12-11 | 2002-06-28 | Fujitsu Ltd | 磁気テープ装置用ヘッド |
US6606219B2 (en) | 2001-02-28 | 2003-08-12 | Lafe Technology Limited | Magnetic tape head including a transducer cluster and a block fixed to a u-shaped frame having a ridge |
US6912104B2 (en) * | 2002-04-30 | 2005-06-28 | Storage Technology Corporation | Timing based servo pattern incorporating band encoding |
US7130140B1 (en) | 2002-05-06 | 2006-10-31 | Storage Technology Corporation | Polarity encoded pattern for timing based servo |
US7050264B2 (en) * | 2002-11-15 | 2006-05-23 | Imation Corp. | Linear magnetic tape head with tape contact area projected minimal height above non-rotating contoured head surface |
US7193812B2 (en) * | 2003-07-25 | 2007-03-20 | International Business Machines Corporation | Recording head compensation for tape shrinkage and expansion |
US8144424B2 (en) * | 2003-12-19 | 2012-03-27 | Dugas Matthew P | Timing-based servo verify head and magnetic media made therewith |
US7283317B2 (en) * | 2004-01-30 | 2007-10-16 | Advanced Research Corporation | Apparatuses and methods for pre-erasing during manufacture of magnetic tape |
US20100321824A1 (en) * | 2004-02-18 | 2010-12-23 | Dugas Matthew P | Magnetic recording head having secondary sub-gaps |
US7450341B2 (en) * | 2004-05-04 | 2008-11-11 | Advanced Research Corporation | Intergrated thin film subgap subpole structure for arbitrary gap pattern magnetic recording heads and method of making the same |
US20070047122A1 (en) * | 2005-08-30 | 2007-03-01 | International Business Machines Corporation | Tape head having write devices and narrower read devices |
KR100630772B1 (ko) | 2005-11-10 | 2006-10-04 | 삼성전자주식회사 | 트랙별 에러 검사 방법 및 장치 |
US7751148B1 (en) * | 2006-03-27 | 2010-07-06 | Oracle America, Inc. | Multi-level, multi-track magnetic recording head |
JP2009151851A (ja) * | 2007-12-19 | 2009-07-09 | Sony Corp | 磁気テープ、磁気テープ装置、サーボパターン記録装置、磁気テープの製造方法及び記録方法 |
WO2009094516A1 (en) * | 2008-01-23 | 2009-07-30 | Advanced Research Corporation | Recording heads with embedded tape guides and magnetic media made by such recording heads |
US8068301B2 (en) * | 2008-03-28 | 2011-11-29 | Advanced Research Corporation | Magnetic media formed by a thin film planar arbitrary gap pattern magnetic head |
US8767331B2 (en) * | 2009-07-31 | 2014-07-01 | Advanced Research Corporation | Erase drive system and methods of erasure for tape data cartridge |
JP5685045B2 (ja) * | 2010-01-22 | 2015-03-18 | 富士フイルム株式会社 | サーボライトヘッド、サーボライタおよびサーボ信号が書き込まれた磁気テープの製造方法 |
USD756452S1 (en) * | 2014-08-01 | 2016-05-17 | Wilson Tool International Inc. | Cartridge |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51138421A (en) * | 1975-05-26 | 1976-11-30 | Olympus Optical Co Ltd | Method of fabricating magnetic head |
US4472750A (en) * | 1981-07-02 | 1984-09-18 | Irwin Magnetic Systems, Inc. | Data record with pre-recorded transducer positioning signals, and system for utilizing same |
JPS62273615A (ja) * | 1986-05-21 | 1987-11-27 | Nec Corp | 磁気テ−プ用記録再生ヘツド |
US5453887A (en) * | 1987-01-13 | 1995-09-26 | Canon Denshi Kabushiki Kaisha | Head tracking servo pattern |
US4979051A (en) * | 1988-03-22 | 1990-12-18 | Eggebeen James A | Bimodal multi-track magnetic head |
US4996609A (en) * | 1989-02-22 | 1991-02-26 | Pericomp Corporation | Magnetic head recording multitrack servo patterns |
US5121270A (en) * | 1989-09-19 | 1992-06-09 | Alcudia Ezra R | Multitransducer head positioning servo for use in a bi-directional magnetic tape system |
US5321570A (en) * | 1989-10-02 | 1994-06-14 | Behr Michael I | Systems using superimposed, orthogonal buried servo signals |
US5229895A (en) * | 1991-06-07 | 1993-07-20 | Minnesota Mining And Manufacturing Company | Multi-track servo recording head assembly |
JPH05182131A (ja) * | 1991-06-07 | 1993-07-23 | Minnesota Mining & Mfg Co <3M> | マルチチャンネルヘッドアセンブリと書き込み装置と磁気記録媒体 |
US5396376A (en) * | 1992-03-23 | 1995-03-07 | Conner Peripherals, Inc. | Multi-track embedded servo recording format and method |
US5307217A (en) * | 1992-06-24 | 1994-04-26 | Digital Equipment Corporation | Magnetic head for very high track density magnetic recording |
US5408366A (en) * | 1993-06-14 | 1995-04-18 | International Business Machines Corporation | Apparatus and method for detecting and validating formatted blocks on magnetic tape |
JP2644182B2 (ja) * | 1993-06-14 | 1997-08-25 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 多重トラック磁気テープ装置を初期化する装置及び方法 |
US5394285A (en) * | 1993-07-21 | 1995-02-28 | Storage Technology Corporation | Multi-track longitudinal, metal-in-gap head |
-
1994
- 1994-12-27 US US08/361,773 patent/US5602703A/en not_active Expired - Lifetime
-
1995
- 1995-12-19 JP JP51993296A patent/JP3833705B2/ja not_active Expired - Fee Related
- 1995-12-19 EP EP95944493A patent/EP0799474B1/de not_active Expired - Lifetime
- 1995-12-19 WO PCT/US1995/016499 patent/WO1996019799A2/en active IP Right Grant
- 1995-12-19 DE DE69508279T patent/DE69508279T2/de not_active Expired - Fee Related
- 1995-12-19 KR KR1019970704350A patent/KR100369726B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0799474A2 (de) | 1997-10-08 |
DE69508279T2 (de) | 1999-07-08 |
KR100369726B1 (ko) | 2003-03-15 |
WO1996019799A2 (en) | 1996-06-27 |
JP3833705B2 (ja) | 2006-10-18 |
WO1996019799A3 (en) | 1996-08-29 |
EP0799474B1 (de) | 1999-03-10 |
US5602703A (en) | 1997-02-11 |
KR987001119A (ko) | 1998-04-30 |
JPH10513296A (ja) | 1998-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: SEAGATE REMOVABLE STORAGE SOLUTIONS LLC., SCOTTS V |
|
8328 | Change in the person/name/address of the agent |
Free format text: HENKEL, FEILER & HAENZEL, 81675 MUENCHEN |
|
8339 | Ceased/non-payment of the annual fee |