JPS6220900Y2 - - Google Patents
Info
- Publication number
- JPS6220900Y2 JPS6220900Y2 JP1981015623U JP1562381U JPS6220900Y2 JP S6220900 Y2 JPS6220900 Y2 JP S6220900Y2 JP 1981015623 U JP1981015623 U JP 1981015623U JP 1562381 U JP1562381 U JP 1562381U JP S6220900 Y2 JPS6220900 Y2 JP S6220900Y2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- tracking servo
- level
- track
- loop
- 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 description 12
- 238000010586 diagram Methods 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Landscapes
- Moving Of The Head To Find And Align With The Track (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981015623U JPS6220900Y2 (de) | 1981-02-06 | 1981-02-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981015623U JPS6220900Y2 (de) | 1981-02-06 | 1981-02-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57129239U JPS57129239U (de) | 1982-08-12 |
| JPS6220900Y2 true JPS6220900Y2 (de) | 1987-05-27 |
Family
ID=29813617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981015623U Expired JPS6220900Y2 (de) | 1981-02-06 | 1981-02-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6220900Y2 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS609021U (ja) * | 1983-06-24 | 1985-01-22 | 日本電気ホームエレクトロニクス株式会社 | 光デイスクプレ−ヤのレンズ駆動回路 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5589923A (en) * | 1978-12-13 | 1980-07-08 | Philips Nv | Disktype record carrier reader |
-
1981
- 1981-02-06 JP JP1981015623U patent/JPS6220900Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5589923A (en) * | 1978-12-13 | 1980-07-08 | Philips Nv | Disktype record carrier reader |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57129239U (de) | 1982-08-12 |
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