KR900005916Y1 - 자기기록 재생장치의 제로 트랙위치 검출장치 - Google Patents
자기기록 재생장치의 제로 트랙위치 검출장치 Download PDFInfo
- Publication number
- KR900005916Y1 KR900005916Y1 KR2019870001950U KR870001950U KR900005916Y1 KR 900005916 Y1 KR900005916 Y1 KR 900005916Y1 KR 2019870001950 U KR2019870001950 U KR 2019870001950U KR 870001950 U KR870001950 U KR 870001950U KR 900005916 Y1 KR900005916 Y1 KR 900005916Y1
- Authority
- KR
- South Korea
- Prior art keywords
- sensor
- signal
- head
- track
- output
- 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
Links
- 238000001514 detection method Methods 0.000 title claims description 19
- 238000010586 diagram Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/34—Guiding record carriers during transducing operation, e.g. for track following
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/14—Control of operating function, e.g. switching from recording to reproducing by sensing movement or position of head, e.g. means moving in correspondence with head movements
Landscapes
- Moving Of Head For Track Selection And Changing (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP198210 | 1985-12-25 | ||
| JP1985198210U JPH0437346Y2 (https=) | 1985-12-25 | 1985-12-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR880016788U KR880016788U (ko) | 1988-10-08 |
| KR900005916Y1 true KR900005916Y1 (ko) | 1990-06-30 |
Family
ID=31158684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019870001950U Expired KR900005916Y1 (ko) | 1985-12-25 | 1987-02-20 | 자기기록 재생장치의 제로 트랙위치 검출장치 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0437346Y2 (https=) |
| KR (1) | KR900005916Y1 (https=) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59210574A (ja) * | 1983-05-13 | 1984-11-29 | Tokyo Electric Co Ltd | フロツピデイスクドライブ装置 |
-
1985
- 1985-12-25 JP JP1985198210U patent/JPH0437346Y2/ja not_active Expired
-
1987
- 1987-02-20 KR KR2019870001950U patent/KR900005916Y1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0437346Y2 (https=) | 1992-09-02 |
| KR880016788U (ko) | 1988-10-08 |
| JPS62106365U (https=) | 1987-07-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| UA0108 | Application for utility model registration |
Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19870220 |
|
| UA0201 | Request for examination |
Patent event date: 19870220 Patent event code: UA02012R01D Comment text: Request for Examination of Application |
|
| UG1501 | Laying open of application | ||
| UG1604 | Publication of application |
Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19900531 |
|
| E701 | Decision to grant or registration of patent right | ||
| UE0701 | Decision of registration |
Patent event date: 19901128 Comment text: Decision to Grant Registration Patent event code: UE07011S01D |
|
| REGI | Registration of establishment | ||
| UR0701 | Registration of establishment |
Patent event date: 19910129 Patent event code: UR07011E01D Comment text: Registration of Establishment |
|
| UR1002 | Payment of registration fee |
Start annual number: 1 End annual number: 3 Payment date: 19910129 |
|
| UR1001 | Payment of annual fee |
Payment date: 19930330 Start annual number: 4 End annual number: 4 |
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| UR1001 | Payment of annual fee |
Payment date: 19940610 Start annual number: 5 End annual number: 5 |
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| UR1001 | Payment of annual fee |
Payment date: 19941230 Start annual number: 6 End annual number: 6 |
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| UR1001 | Payment of annual fee |
Payment date: 19960325 Start annual number: 7 End annual number: 7 |
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| UR1001 | Payment of annual fee |
Payment date: 19961230 Start annual number: 8 End annual number: 8 |
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| UR1001 | Payment of annual fee |
Payment date: 19971219 Start annual number: 9 End annual number: 9 |
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| UR1001 | Payment of annual fee |
Payment date: 19981211 Start annual number: 10 End annual number: 10 |
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| UR1001 | Payment of annual fee |
Payment date: 19991222 Start annual number: 11 End annual number: 11 |
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| FPAY | Annual fee payment |
Payment date: 20001229 Year of fee payment: 12 |
|
| UR1001 | Payment of annual fee |
Payment date: 20001229 Start annual number: 12 End annual number: 12 |
|
| EXPY | Expiration of term | ||
| UC1801 | Expiration of term |