JPH0328554U - - Google Patents
Info
- Publication number
- JPH0328554U JPH0328554U JP8692289U JP8692289U JPH0328554U JP H0328554 U JPH0328554 U JP H0328554U JP 8692289 U JP8692289 U JP 8692289U JP 8692289 U JP8692289 U JP 8692289U JP H0328554 U JPH0328554 U JP H0328554U
- Authority
- JP
- Japan
- Prior art keywords
- detection circuit
- signal
- direction detection
- counting
- optical pickup
- 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
- 230000003287 optical effect Effects 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 9
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Rotational Drive Of Disk (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8692289U JPH0328554U (cs) | 1989-07-26 | 1989-07-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8692289U JPH0328554U (cs) | 1989-07-26 | 1989-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0328554U true JPH0328554U (cs) | 1991-03-22 |
Family
ID=31636563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8692289U Pending JPH0328554U (cs) | 1989-07-26 | 1989-07-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0328554U (cs) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6252756A (ja) * | 1985-09-02 | 1987-03-07 | Sony Corp | トラツキングサ−ボ補助装置 |
| JPS62170071A (ja) * | 1986-01-21 | 1987-07-27 | Seiko Epson Corp | デイスク装着調整装置 |
-
1989
- 1989-07-26 JP JP8692289U patent/JPH0328554U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6252756A (ja) * | 1985-09-02 | 1987-03-07 | Sony Corp | トラツキングサ−ボ補助装置 |
| JPS62170071A (ja) * | 1986-01-21 | 1987-07-27 | Seiko Epson Corp | デイスク装着調整装置 |
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