JPS6164621U - - Google Patents
Info
- Publication number
- JPS6164621U JPS6164621U JP14837784U JP14837784U JPS6164621U JP S6164621 U JPS6164621 U JP S6164621U JP 14837784 U JP14837784 U JP 14837784U JP 14837784 U JP14837784 U JP 14837784U JP S6164621 U JPS6164621 U JP S6164621U
- Authority
- JP
- Japan
- Prior art keywords
- focus
- signal
- circuit
- zero
- error signal
- 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
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14837784U JPS6164621U (xx) | 1984-09-29 | 1984-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14837784U JPS6164621U (xx) | 1984-09-29 | 1984-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6164621U true JPS6164621U (xx) | 1986-05-02 |
Family
ID=30706592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14837784U Pending JPS6164621U (xx) | 1984-09-29 | 1984-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6164621U (xx) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54128707A (en) * | 1978-03-27 | 1979-10-05 | Mca Disco Vision | Focus servo device |
| JPS57113430A (en) * | 1980-12-29 | 1982-07-14 | Matsushita Electric Ind Co Ltd | Focus servo leading-device |
-
1984
- 1984-09-29 JP JP14837784U patent/JPS6164621U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54128707A (en) * | 1978-03-27 | 1979-10-05 | Mca Disco Vision | Focus servo device |
| JPS57113430A (en) * | 1980-12-29 | 1982-07-14 | Matsushita Electric Ind Co Ltd | Focus servo leading-device |
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