JPH0221044B2 - - Google Patents
Info
- Publication number
- JPH0221044B2 JPH0221044B2 JP57176426A JP17642682A JPH0221044B2 JP H0221044 B2 JPH0221044 B2 JP H0221044B2 JP 57176426 A JP57176426 A JP 57176426A JP 17642682 A JP17642682 A JP 17642682A JP H0221044 B2 JPH0221044 B2 JP H0221044B2
- Authority
- JP
- Japan
- Prior art keywords
- stack
- recording
- assembly
- head
- thin film
- 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
Links
- 239000010409 thin film Substances 0.000 claims description 33
- 239000000758 substrate Substances 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 230000001154 acute effect Effects 0.000 claims description 5
- 229910000889 permalloy Inorganic materials 0.000 description 12
- 238000000034 method Methods 0.000 description 7
- 239000002245 particle Substances 0.000 description 5
- 238000003491 array Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000005669 field effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052594 sapphire Inorganic materials 0.000 description 2
- 239000010980 sapphire Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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
- G11B5/488—Disposition of heads
-
- 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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
-
- 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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
-
- 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
- G11B5/49—Fixed mounting or arrangements, e.g. one head per track
- G11B5/4969—Details for track selection or addressing
- G11B5/4976—Disposition of heads, e.g. matrix arrangement
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/313,841 US4439793A (en) | 1981-10-22 | 1981-10-22 | Thin film head array |
| US313841 | 1981-10-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5870417A JPS5870417A (ja) | 1983-04-26 |
| JPH0221044B2 true JPH0221044B2 (US06633600-20031014-M00021.png) | 1990-05-11 |
Family
ID=23217377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57176426A Granted JPS5870417A (ja) | 1981-10-22 | 1982-10-08 | 薄フイルムヘツド配列 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4439793A (US06633600-20031014-M00021.png) |
| JP (1) | JPS5870417A (US06633600-20031014-M00021.png) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0664709B2 (ja) * | 1984-01-26 | 1994-08-22 | キヤノン株式会社 | 薄膜磁気ヘツド |
| JPH04206012A (ja) * | 1990-11-30 | 1992-07-28 | Matsushita Electric Ind Co Ltd | マルチチャンネル薄膜磁気ヘッドおよびマルチチャンネル薄膜磁気ヘッド装置 |
| 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 |
| US5307217A (en) * | 1992-06-24 | 1994-04-26 | Digital Equipment Corporation | Magnetic head for very high track density magnetic recording |
| JP2943579B2 (ja) * | 1992-10-20 | 1999-08-30 | 三菱電機株式会社 | 磁気構造体並びにこれを用いた磁気ヘッドおよび磁気記録ヘッド |
| GB2299442B (en) * | 1992-10-20 | 1997-04-09 | Mitsubishi Electric Corp | Magnetic head assembly |
| US5502528A (en) * | 1994-11-02 | 1996-03-26 | Eastman Kodak Company | Magnetics-on-film image area recording head and interface |
| WO1996030897A2 (en) * | 1995-03-24 | 1996-10-03 | Philips Electronics N.V. | Magnetic head and system for controlling the position of a magnetic head |
| FR2735269B1 (fr) * | 1995-06-06 | 1997-07-25 | Thomson Csf | Tete d'enregistrement/lecture matricielle a structure zigzag |
| US5678086A (en) * | 1996-07-22 | 1997-10-14 | Eastman Kodak Company | Patterned multi-track thin film heads for image area record/reproduce on magnetics-on-film |
| US6249824B1 (en) * | 1998-12-12 | 2001-06-19 | Joseph Reid Henrichs | Magnetic data storage fixed hard disk drive using stationary microhead array chips in place of flying-heads and rotary voice-coil actuators |
| US6266712B1 (en) * | 1999-03-27 | 2001-07-24 | Joseph Reid Henrichs | Optical data storage fixed hard disk drive using stationary magneto-optical microhead array chips in place of flying-heads and rotary voice-coil actuators |
| US6570738B1 (en) | 2000-08-03 | 2003-05-27 | Storage Technology Corporation | Tape head modules having adjacent substrates each provided with write and/or read elements |
| US6570740B1 (en) * | 2000-08-21 | 2003-05-27 | Hewlett-Packard Development Company, L.P. | Tape guide with wear resistant coating |
| US20030179487A1 (en) * | 2002-03-20 | 2003-09-25 | Wagner Christopher G. | Static head design for computer hard drives |
| 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 |
| 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 |
| 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 |
| US20050259353A1 (en) * | 2004-05-18 | 2005-11-24 | Exabyte Corporation | Multi-plane thin-film heads |
| US7184233B2 (en) * | 2004-06-04 | 2007-02-27 | Quantum Corporation | Dual source tracking servo systems and associated methods |
| FR2877485A1 (fr) * | 2004-11-04 | 2006-05-05 | Commissariat Energie Atomique | Dispositif d'enregistrement et/ou de lecture a tetes magnetiques multiples azimutees |
| 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 |
| US7791834B2 (en) * | 2006-08-14 | 2010-09-07 | International Business Machines Corporation | Magnetic head having a ratio of back gap width to front gap width in about a defined range |
| US7826169B2 (en) * | 2007-04-25 | 2010-11-02 | Quantum Corporation | Servo error detection and compensation utilizing virtual data tracking servo methods |
| US8542460B2 (en) * | 2008-03-12 | 2013-09-24 | International Business Machines Corporation | Head for tape drive with transversely varying contour |
| US8243385B2 (en) | 2008-04-29 | 2012-08-14 | International Business Machines Corporation | Magnetic head having first, second and third arrays of writers |
| US7786839B2 (en) * | 2008-12-28 | 2010-08-31 | Pratt & Whitney Rocketdyne, Inc. | Passive electrical components with inorganic dielectric coating layer |
| US8861132B2 (en) | 2010-07-06 | 2014-10-14 | International Business Machines Corporation | Low friction tape head and system implementing same |
| US8679733B2 (en) | 2011-01-19 | 2014-03-25 | International Business Machines Corporation | Patterning process for small devices |
| US8373944B2 (en) | 2011-05-26 | 2013-02-12 | International Business Machines Corporation | Low friction tape head and system implementing same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5156215A (ja) * | 1974-11-12 | 1976-05-17 | Matsushita Electric Ind Co Ltd | Jikihetsudo |
| JPS52123611A (en) * | 1976-04-10 | 1977-10-18 | Toshiba Corp | Multielement thin film magnetic head |
| JPS5552520A (en) * | 1978-10-09 | 1980-04-17 | Sharp Corp | Multi-element thin-film magnetic head assembly |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL156528B (nl) * | 1966-09-15 | 1978-04-17 | Philips Nv | Magnetische schrijf-lees-wiskop. |
| FR2191186B1 (US06633600-20031014-M00021.png) * | 1972-07-03 | 1976-01-16 | Inf Ci Interna Fr | |
| US4072993A (en) * | 1974-11-12 | 1978-02-07 | Matsushita Electric Industrial Co., Ltd. | Multi-element magnetic head |
| US4219853A (en) * | 1978-12-21 | 1980-08-26 | International Business Machines Corporation | Read/write thin film head |
| US4225892A (en) * | 1979-02-05 | 1980-09-30 | International Business Machines Corporation | Wear resistant magnetorestrictive head |
| JPS55125530A (en) * | 1979-03-20 | 1980-09-27 | Mitsubishi Electric Corp | Magnetic recorder/reproducer |
| GB2057177B (en) * | 1979-08-23 | 1984-07-11 | Rca Corp | Multichannel magnetic head for a transducer system |
-
1981
- 1981-10-22 US US06/313,841 patent/US4439793A/en not_active Expired - Lifetime
-
1982
- 1982-10-08 JP JP57176426A patent/JPS5870417A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5156215A (ja) * | 1974-11-12 | 1976-05-17 | Matsushita Electric Ind Co Ltd | Jikihetsudo |
| JPS52123611A (en) * | 1976-04-10 | 1977-10-18 | Toshiba Corp | Multielement thin film magnetic head |
| JPS5552520A (en) * | 1978-10-09 | 1980-04-17 | Sharp Corp | Multi-element thin-film magnetic head assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| US4439793A (en) | 1984-03-27 |
| JPS5870417A (ja) | 1983-04-26 |
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