DE69111100D1 - Verfahren zur Aufzeichnung von Servoinformation. - Google Patents
Verfahren zur Aufzeichnung von Servoinformation.Info
- Publication number
- DE69111100D1 DE69111100D1 DE69111100T DE69111100T DE69111100D1 DE 69111100 D1 DE69111100 D1 DE 69111100D1 DE 69111100 T DE69111100 T DE 69111100T DE 69111100 T DE69111100 T DE 69111100T DE 69111100 D1 DE69111100 D1 DE 69111100D1
- Authority
- DE
- Germany
- Prior art keywords
- servo information
- recording servo
- recording
- information
- 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.)
- Expired - Lifetime
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
- G11B5/54—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 into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5504—Track change, selection or acquisition by displacement of the head across tape tracks
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
-
- 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
-
- 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
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/78—Tape carriers
-
- 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
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/82—Disk carriers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/492,689 US5103362A (en) | 1990-03-13 | 1990-03-13 | Method of electrostatically sensing track position information for magnetic recording medium |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69111100D1 true DE69111100D1 (de) | 1995-08-17 |
Family
ID=23957249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69111100T Expired - Lifetime DE69111100D1 (de) | 1990-03-13 | 1991-03-01 | Verfahren zur Aufzeichnung von Servoinformation. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5103362A (de) |
EP (1) | EP0447081B1 (de) |
JP (1) | JPH0828080B2 (de) |
DE (1) | DE69111100D1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS565258Y2 (de) * | 1973-12-10 | 1981-02-04 | ||
JPH04248113A (ja) * | 1991-01-09 | 1992-09-03 | Sony Corp | 記録再生装置及びその記録媒体 |
US6359746B1 (en) * | 1994-09-14 | 2002-03-19 | Kabushiki Kaisha Toshiba | Magnetic disk drive |
US5844803A (en) * | 1997-02-17 | 1998-12-01 | Micron Technology, Inc. | Method of sorting a group of integrated circuit devices for those devices requiring special testing |
US6341622B1 (en) | 1999-01-22 | 2002-01-29 | Agf Manufacturing, Inc. | Pressure relief valve and arrangement for fire suppression water sprinkler system |
US6186169B1 (en) | 1999-08-19 | 2001-02-13 | Agf Manufacturing, Inc. | Valve and arrangement for fire suppression system |
US6865041B1 (en) | 2000-02-29 | 2005-03-08 | Hitachi Global Storage Technologies Netherlands B.V. | Method and apparatus for servowriting using a unipolar write current |
KR100438833B1 (ko) * | 2001-12-06 | 2004-07-05 | 삼성전자주식회사 | 전하를 이용한 정보저장장치 |
US20060291271A1 (en) * | 2005-06-24 | 2006-12-28 | Nanochip, Inc. | High density data storage devices having servo indicia formed in a patterned media |
WO2008075432A1 (ja) * | 2006-12-21 | 2008-06-26 | Fujitsu Limited | 磁気記録媒体及び磁気記録装置 |
GB2503482A (en) | 2012-06-28 | 2014-01-01 | Ibm | Tape head system with electrostatic element |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4106107A (en) * | 1977-02-03 | 1978-08-08 | Rca Corporation | MIS readout device with dielectric storage medium |
JPS55139643A (en) * | 1979-04-13 | 1980-10-31 | Toshiba Corp | Semiconductor recording and reproduction system |
JPS5938655B2 (ja) * | 1979-05-14 | 1984-09-18 | 日本放送協会 | 半導体デイスクメモリ装置 |
JPS5794947A (en) * | 1980-12-05 | 1982-06-12 | Toshiba Corp | Recording and reproducing system |
JPS57167172A (en) * | 1981-04-07 | 1982-10-14 | Victor Co Of Japan Ltd | High density information recording and reproducing system |
US4489278A (en) * | 1982-06-03 | 1984-12-18 | Tokyo Shibaura Denki Kabushiki Kaisha | Electrostatic voltage detecting device |
JPS5998336A (ja) * | 1982-11-29 | 1984-06-06 | Toshiba Corp | 情報信号の記録再生ヘツド |
US4558383A (en) * | 1983-06-30 | 1985-12-10 | International Business Machines Corporation | Information storage disk transducer position control system using a prerecorded servo pattern requiring no alignment with the storage disk |
US4556597A (en) * | 1983-08-22 | 1985-12-03 | International Business Machines Corporation | Ion doped servo pattern for magnetic recording disk |
JPS60109018A (ja) * | 1983-11-18 | 1985-06-14 | Nec Home Electronics Ltd | 垂直磁気記録再生装置 |
JPS6251022A (ja) * | 1985-08-28 | 1987-03-05 | Ricoh Co Ltd | 磁気記録媒体 |
DE3604568A1 (de) * | 1986-02-14 | 1987-08-20 | Basf Ag | Medium zur irreversiblen informationsspeicherung sowie verfahren zu seiner durchfuehrung |
US4802050A (en) * | 1986-02-21 | 1989-01-31 | Brother Kogyo Kabushiki Kaisha | Magnetic recording medium |
US4843494A (en) * | 1987-10-15 | 1989-06-27 | Polaroid Corporation | Data storage apparatus using optical servo tracks |
US4961123A (en) * | 1988-06-03 | 1990-10-02 | Insite Peripherals | Magnetic information media storage with optical servo tracks |
-
1990
- 1990-03-13 US US07/492,689 patent/US5103362A/en not_active Expired - Fee Related
-
1991
- 1991-02-18 JP JP3044121A patent/JPH0828080B2/ja not_active Expired - Lifetime
- 1991-03-01 EP EP91301734A patent/EP0447081B1/de not_active Expired - Lifetime
- 1991-03-01 DE DE69111100T patent/DE69111100D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0447081A1 (de) | 1991-09-18 |
JPH0828080B2 (ja) | 1996-03-21 |
US5103362A (en) | 1992-04-07 |
JPH05205427A (ja) | 1993-08-13 |
EP0447081B1 (de) | 1995-07-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3768908D1 (de) | Verfahren zur optischen informationsaufzeichnung. | |
DE68922185T2 (de) | Optischer Informationsaufzeichnungsträger und Verfahren zu seiner Herstellung. | |
DE3686010T2 (de) | Optisches aufzeichnungsmedium und verfahren zur aufzeichnung. | |
DE3751175T2 (de) | Verfahren zur Wiedergabe einer Datenaufzeichnungsplatte. | |
DE3584788D1 (de) | Laser-aufzeichnungssatz und verfahren zur herstellung. | |
DE3684306D1 (de) | Verfahren zum aufzeichnen von optischer information. | |
DE3578826D1 (de) | Verfahren zum aufzeichnen und zum loeschen optischer informationen. | |
DE69027103T2 (de) | Optisches Aufzeichnungsmedium und Verfahren zur Aufzeichnungs und Wiedergabe von Informationen darauf | |
DE69429837T2 (de) | Verfahren zur Aufzeichnung von Informationssignalen | |
DE68920170T2 (de) | Verfahren und Einrichtung zur Aufzeichnung und Wiedergabe von Bildinformation. | |
DE3752242D1 (de) | Verfahren und Vorrichtung zur Aufzeichnung und Wiedergabe von Information | |
DE69120671T2 (de) | Verfahren zur wiedergabe von signalen in optischem aufzeichnungsmedium | |
DE59205115D1 (de) | Verfahren zum aufzeichnen von informationen | |
DE3871422D1 (de) | Geraet und verfahren zur informationsaufzeichnung. | |
DE69111100D1 (de) | Verfahren zur Aufzeichnung von Servoinformation. | |
DE3888915D1 (de) | Verfahren und Einrichtung zur Informationsaufzeichnung und -wiedergabe. | |
DE69420303D1 (de) | Magneto-optisches Aufzeichnungsmedium, Verfahren zu seiner Herstellung, Verfahren zur Aufzeichnung oder Wiedergabe von Information | |
DE69123496T2 (de) | Verfahren zur datenaufzeichnung und wiedergabe | |
DE3670169D1 (de) | Verfahren zur herstellung von aufzeichnungsplatten. | |
DE3481098D1 (de) | Verfahren zur herstellung von magnetischen aufzeichnungsplatten. | |
DE3578247D1 (de) | Medium und verfahren zur informationsaufzeichnung. | |
DE3888154T2 (de) | Verfahren und Gerät zur Aufzeichnung und Wiedergabe von Informationen. | |
DE3785387T2 (de) | Verfahren zur Wiedergabe von Signalen von optischen Platten. | |
DE69033133T2 (de) | Elektrostatisches Verfahren zur Aufzeichnung und Wiedergabe von Informationen | |
DE3668250D1 (de) | Verfahren zur herstellung von magnetischen aufzeichnungstraegern. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |