KR940000637B1 - 자기 기록 재생 장치 - Google Patents
자기 기록 재생 장치 Download PDFInfo
- Publication number
- KR940000637B1 KR940000637B1 KR1019900013437A KR900013437A KR940000637B1 KR 940000637 B1 KR940000637 B1 KR 940000637B1 KR 1019900013437 A KR1019900013437 A KR 1019900013437A KR 900013437 A KR900013437 A KR 900013437A KR 940000637 B1 KR940000637 B1 KR 940000637B1
- Authority
- KR
- South Korea
- Prior art keywords
- seek
- speed
- target
- magnetic head
- time
- 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 - Fee Related
Links
Images
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
Landscapes
- Moving Of Head For Track Selection And Changing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP01-102447 | 1989-08-31 | ||
| JP1-102447 | 1989-08-31 | ||
| JP1989102447U JPH0345260U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-08-31 | 1989-08-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR910005231A KR910005231A (ko) | 1991-03-30 |
| KR940000637B1 true KR940000637B1 (ko) | 1994-01-26 |
Family
ID=14327724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019900013437A Expired - Fee Related KR940000637B1 (ko) | 1989-08-31 | 1990-08-30 | 자기 기록 재생 장치 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0345260U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| KR (1) | KR940000637B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1989
- 1989-08-31 JP JP1989102447U patent/JPH0345260U/ja active Pending
-
1990
- 1990-08-30 KR KR1019900013437A patent/KR940000637B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR910005231A (ko) | 1991-03-30 |
| JPH0345260U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-04-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4955090B2 (ja) | 熱ドリフトを補正する閉ループ位置付けシステムを持った磁器ヘッド/ディスクテスター | |
| KR0178510B1 (ko) | 싱글 스테이지 탐색방법 및 렌즈어셈블리 제어회로 | |
| US5345348A (en) | Controlling the moving speed of a magnetic head by varying the gain in response to the sign of the error signal | |
| US5077716A (en) | Optical recording and reproducing system having an accurate high-speed optical head positioning apparatus | |
| US5659438A (en) | Head positioning control system using stored voice coil motor correction data | |
| US4918680A (en) | Focus-servo correction utilizing storage of detected focus errors | |
| JPH02239430A (ja) | トラック横切り検出信号生成回路 | |
| KR940000637B1 (ko) | 자기 기록 재생 장치 | |
| US5285435A (en) | Controlling positioning of recording/reproducing head by combining a position differentiation and a drive current integration | |
| JP2000331445A (ja) | ディスク装置のヘッド位置決め制御装置 | |
| JP2751635B2 (ja) | 光ディスク装置 | |
| JPH08235621A (ja) | 光ディスク装置 | |
| JPH04364275A (ja) | 磁気ディスク装置の速度制御装置 | |
| JPH05250689A (ja) | トラックアクセス制御装置 | |
| JPH0312033A (ja) | シークストローク補正方法 | |
| JP2628623B2 (ja) | トラツキングサーボ装置 | |
| JPH0755718Y2 (ja) | 光ディスクのシーク装置 | |
| US20040081034A1 (en) | Method for carrying out a track jump and playback device | |
| JPH05242616A (ja) | 位置決め装置 | |
| JPH0268710A (ja) | 磁気ヘッド位置決め方式および磁気ディスク装置 | |
| JP2864411B2 (ja) | トラッキング制御装置 | |
| KR0155697B1 (ko) | 광디스크 재생장치 | |
| KR960012892B1 (ko) | 자기디스크장치의 데이타 헤드의 오프셋 측정회로 | |
| JPH11259871A (ja) | 光ディスクドライブの欠陥補償装置及び方法 | |
| JP3089836B2 (ja) | ヘッド位置決め適応制御装置および制御方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
|
| PA0201 | Request for examination |
St.27 status event code: A-1-2-D10-D11-exm-PA0201 |
|
| R17-X000 | Change to representative recorded |
St.27 status event code: A-3-3-R10-R17-oth-X000 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
| G160 | Decision to publish patent application | ||
| PG1605 | Publication of application before grant of patent |
St.27 status event code: A-2-2-Q10-Q13-nap-PG1605 |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
St.27 status event code: A-1-2-D10-D22-exm-PE0701 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
St.27 status event code: A-2-4-F10-F11-exm-PR0701 |
|
| PR1002 | Payment of registration fee |
St.27 status event code: A-2-2-U10-U11-oth-PR1002 Fee payment year number: 1 |
|
| LAPS | Lapse due to unpaid annual fee | ||
| PC1903 | Unpaid annual fee |
St.27 status event code: A-4-4-U10-U13-oth-PC1903 Not in force date: 19970127 Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE |
|
| PC1903 | Unpaid annual fee |
St.27 status event code: N-4-6-H10-H13-oth-PC1903 Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE Not in force date: 19970127 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-4-4-P10-P22-nap-X000 |
|
| R18-X000 | Changes to party contact information recorded |
St.27 status event code: A-5-5-R10-R18-oth-X000 |