JPH05501935A - ディスクメモリ装置のアクセスアームの調整方法および回路装置 - Google Patents
ディスクメモリ装置のアクセスアームの調整方法および回路装置Info
- Publication number
- JPH05501935A JPH05501935A JP3502050A JP50205091A JPH05501935A JP H05501935 A JPH05501935 A JP H05501935A JP 3502050 A JP3502050 A JP 3502050A JP 50205091 A JP50205091 A JP 50205091A JP H05501935 A JPH05501935 A JP H05501935A
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- frequency
- circuit device
- controller
- sampling frequency
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 27
- 238000005070 sampling Methods 0.000 claims description 20
- 230000005669 field effect Effects 0.000 claims description 7
- 230000001419 dependent effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000010355 oscillation Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 241000282376 Panthera tigris Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000002747 voluntary effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/08—Track changing or selecting during transducing operation
- G11B21/081—Access to indexed tracks or parts of continuous track
- G11B21/083—Access to indexed tracks or parts of continuous track on discs
-
- 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
Landscapes
- Moving Of The Head To Find And Align With The Track (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
- Moving Of Heads (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4000663.8 | 1990-01-11 | ||
| DE4000663A DE4000663C1 (enrdf_load_stackoverflow) | 1990-01-11 | 1990-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH05501935A true JPH05501935A (ja) | 1993-04-08 |
Family
ID=6397902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3502050A Pending JPH05501935A (ja) | 1990-01-11 | 1990-12-14 | ディスクメモリ装置のアクセスアームの調整方法および回路装置 |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0510031A1 (enrdf_load_stackoverflow) |
| JP (1) | JPH05501935A (enrdf_load_stackoverflow) |
| KR (1) | KR920704271A (enrdf_load_stackoverflow) |
| DE (1) | DE4000663C1 (enrdf_load_stackoverflow) |
| WO (1) | WO1991010991A1 (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03225679A (ja) * | 1990-01-31 | 1991-10-04 | Sony Corp | デイスクドライブ装置 |
| US5325247A (en) * | 1992-11-12 | 1994-06-28 | Quantum Corporation | Digital multi-rate notch filter for sampled servo digital control system |
| DE102007032484A1 (de) | 2007-07-12 | 2009-01-22 | Beckhoff Automation Gmbh | Regelverfahren und Regelvorrichtung mit mehrkanaliger Rückführung |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60127576A (ja) * | 1983-12-15 | 1985-07-08 | Mitsubishi Electric Corp | 磁気デイスク装置 |
| JPH0833771B2 (ja) * | 1985-11-26 | 1996-03-29 | 日本電信電話株式会社 | アクチユエ−タのアクセス制御方法 |
| JPS6323279A (ja) * | 1986-07-16 | 1988-01-30 | Fuji Electric Co Ltd | デイスク記憶装置のヘツド位置制御装置 |
| JPH0833974B2 (ja) * | 1987-08-19 | 1996-03-29 | ソニー株式会社 | 磁気ヘッド駆動回路 |
| US4816941A (en) * | 1987-09-16 | 1989-03-28 | International Business Machines Corporation | Disk file digital servo control system with optimized sampling rate |
| DE3814091A1 (de) * | 1988-04-26 | 1989-11-09 | Siemens Ag | Schaltungsanordnung zum ansteuern einer positionierspule eines rotatorischen datenspeichers |
-
1990
- 1990-01-11 DE DE4000663A patent/DE4000663C1/de not_active Expired - Lifetime
- 1990-12-14 EP EP91901750A patent/EP0510031A1/de not_active Ceased
- 1990-12-14 JP JP3502050A patent/JPH05501935A/ja active Pending
- 1990-12-14 WO PCT/EP1990/002187 patent/WO1991010991A1/de not_active Application Discontinuation
- 1990-12-14 KR KR1019920701632A patent/KR920704271A/ko not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| WO1991010991A1 (de) | 1991-07-25 |
| DE4000663C1 (enrdf_load_stackoverflow) | 1991-06-13 |
| EP0510031A1 (de) | 1992-10-28 |
| KR920704271A (ko) | 1992-12-19 |
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