JPS4984622A - - Google Patents
Info
- Publication number
- JPS4984622A JPS4984622A JP11645473A JP11645473A JPS4984622A JP S4984622 A JPS4984622 A JP S4984622A JP 11645473 A JP11645473 A JP 11645473A JP 11645473 A JP11645473 A JP 11645473A JP S4984622 A JPS4984622 A JP S4984622A
- Authority
- JP
- Japan
- 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
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
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
- G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
- G11B5/553—Details
- G11B5/5547—"Seek" control and circuits therefor
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/14—Control of position or direction using feedback using an analogue comparing device
- G05D3/1445—Control of position or direction using feedback using an analogue comparing device with a plurality of loops
- G05D3/1463—Control of position or direction using feedback using an analogue comparing device with a plurality of loops using PID devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Position Or Direction (AREA)
- Automatic Control Of Machine Tools (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722258382 DE2258382A1 (de) | 1972-11-29 | 1972-11-29 | Regeleinrichtung zur steuerung der bewegung eines einstellelementes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4984622A true JPS4984622A (en, 2012) | 1974-08-14 |
Family
ID=5862992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11645473A Pending JPS4984622A (en, 2012) | 1972-11-29 | 1973-10-18 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4984622A (en, 2012) |
| DE (1) | DE2258382A1 (en, 2012) |
| FR (1) | FR2208543A5 (en, 2012) |
| GB (1) | GB1405028A (en, 2012) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5360609A (en) * | 1976-11-12 | 1978-05-31 | Fujitsu Ltd | Magnetic disk device of data module type |
| JPS57183673A (en) * | 1981-04-24 | 1982-11-12 | Iomega Corp | Method of and apparatus for servo controlling seeking action in magnetic disc driving mechanism |
| JPS62209782A (ja) * | 1986-03-03 | 1987-09-14 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | 磁気ヘツド位置付け装置 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2813855A1 (de) * | 1978-03-31 | 1979-10-11 | Ncr Co | Positionierregelungssystem fuer einen gleichstrommotorisch angetriebenen transportmechanismus |
| US4383209A (en) | 1980-10-15 | 1983-05-10 | Minnesota Mining And Manufacturing Company | Control system for transducer positioning motor |
| DE3122621C2 (de) * | 1981-06-06 | 1987-04-09 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Überwachungseinrichtung |
| GB2238403B (en) * | 1989-09-29 | 1993-12-22 | Litton Uk Ltd | Drive systems for transportation mechanisms |
-
1972
- 1972-11-29 DE DE19722258382 patent/DE2258382A1/de active Pending
-
1973
- 1973-10-18 JP JP11645473A patent/JPS4984622A/ja active Pending
- 1973-10-23 FR FR7338735A patent/FR2208543A5/fr not_active Expired
- 1973-11-05 GB GB5121773A patent/GB1405028A/en not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5360609A (en) * | 1976-11-12 | 1978-05-31 | Fujitsu Ltd | Magnetic disk device of data module type |
| JPS57183673A (en) * | 1981-04-24 | 1982-11-12 | Iomega Corp | Method of and apparatus for servo controlling seeking action in magnetic disc driving mechanism |
| JPS62209782A (ja) * | 1986-03-03 | 1987-09-14 | インタ−ナショナル ビジネス マシ−ンズ コ−ポレ−ション | 磁気ヘツド位置付け装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1405028A (en) | 1975-09-03 |
| DE2258382A1 (de) | 1974-06-06 |
| FR2208543A5 (en, 2012) | 1974-06-21 |