JP2003006806A - 丸みを帯びた前縁を有するサーボヘッドおよびその使用方法 - Google Patents
丸みを帯びた前縁を有するサーボヘッドおよびその使用方法Info
- Publication number
- JP2003006806A JP2003006806A JP2002173052A JP2002173052A JP2003006806A JP 2003006806 A JP2003006806 A JP 2003006806A JP 2002173052 A JP2002173052 A JP 2002173052A JP 2002173052 A JP2002173052 A JP 2002173052A JP 2003006806 A JP2003006806 A JP 2003006806A
- Authority
- JP
- Japan
- Prior art keywords
- head
- tape
- magnetic
- ferrite
- servo
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title description 18
- 229910000859 α-Fe Inorganic materials 0.000 abstract description 50
- 235000012431 wafers Nutrition 0.000 abstract description 37
- 239000000696 magnetic material Substances 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 125000006850 spacer group Chemical group 0.000 abstract description 14
- 238000000206 photolithography Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000005304 joining Methods 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 229920002120 photoresistant polymer Polymers 0.000 description 17
- 239000011521 glass Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 238000004804 winding Methods 0.000 description 8
- 238000000227 grinding Methods 0.000 description 7
- 238000003754 machining Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000010923 batch production Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 238000001459 lithography Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000003079 width control Methods 0.000 description 2
- 229910005435 FeTaN Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- KCZFLPPCFOHPNI-UHFFFAOYSA-N alumane;iron Chemical compound [AlH3].[Fe] KCZFLPPCFOHPNI-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/60—Guiding record carrier
- G11B15/62—Maintaining desired spacing between record carrier and head
-
- 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
-
- 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
- G11B5/1871—Shaping or contouring of the transducing or guiding surface
-
- 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
- G11B5/488—Disposition of heads
- G11B5/4893—Disposition of heads relative to moving tape
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/791969 | 2001-06-14 | ||
| US09/791,969 US20020057524A1 (en) | 1999-11-24 | 2001-06-14 | Servo head having rounded leading edge and methof of using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003006806A true JP2003006806A (ja) | 2003-01-10 |
| JP2003006806A5 JP2003006806A5 (enExample) | 2005-10-20 |
Family
ID=25155396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002173052A Withdrawn JP2003006806A (ja) | 2001-06-14 | 2002-06-13 | 丸みを帯びた前縁を有するサーボヘッドおよびその使用方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20020057524A1 (enExample) |
| EP (1) | EP1267332A3 (enExample) |
| JP (1) | JP2003006806A (enExample) |
| CN (1) | CN1396583A (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6496328B1 (en) * | 1999-12-30 | 2002-12-17 | Advanced Research Corporation | Low inductance, ferrite sub-gap substrate structure for surface film magnetic recording heads |
| JP4253263B2 (ja) * | 2004-03-03 | 2009-04-08 | 富士フイルム株式会社 | サーボライタ |
| 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 |
| US8724250B2 (en) | 2012-04-03 | 2014-05-13 | Hewlett-Packard Development Company, L.P. | Reading magnetic tape |
| US9837107B2 (en) | 2016-02-12 | 2017-12-05 | International Business Machines Corporation | Tape head with electrically conducting surface to reduce triboelectric charging |
| US9837104B1 (en) | 2016-10-31 | 2017-12-05 | International Business Machines Corporation | Tape head having sensors proximate to an edge |
| US9928855B1 (en) * | 2016-10-31 | 2018-03-27 | International Business Machines Corporation | Tape head and system having asymmetrical construction |
| US10068591B2 (en) | 2016-12-05 | 2018-09-04 | International Business Machines Corporation | Head having wrap-controlled flexible media interface |
| US10418059B2 (en) | 2016-12-06 | 2019-09-17 | International Business Machines Corporation | Methods for selecting wrap angle for inducing tape tenting above transducer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6118626A (en) * | 1997-03-11 | 2000-09-12 | Massachusetts Institute Of Technology | Contact sheet recording with a self-acting negative air bearing |
| US5905613A (en) * | 1997-07-18 | 1999-05-18 | International Business Machines Corporation | Bidirectional flat contour linear tape recording head and drive |
| US6018444A (en) * | 1997-10-28 | 2000-01-25 | Hewlett-Packard Company | Batch fabricated servo write head having low write-gap linewidth variation |
| US6122147A (en) * | 1999-01-05 | 2000-09-19 | Imation Corp. | Negative pressure head contour in a linear tape recording system with tape deforming cavity |
-
2001
- 2001-06-14 US US09/791,969 patent/US20020057524A1/en not_active Abandoned
-
2002
- 2002-06-13 JP JP2002173052A patent/JP2003006806A/ja not_active Withdrawn
- 2002-06-13 EP EP02254146A patent/EP1267332A3/en not_active Withdrawn
- 2002-06-14 CN CN02123289.XA patent/CN1396583A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP1267332A3 (en) | 2004-01-02 |
| EP1267332A2 (en) | 2002-12-18 |
| US20020057524A1 (en) | 2002-05-16 |
| CN1396583A (zh) | 2003-02-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20050613 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20050613 |
|
| A761 | Written withdrawal of application |
Free format text: JAPANESE INTERMEDIATE CODE: A761 Effective date: 20060613 |