JPH01116914U - - Google Patents
Info
- Publication number
- JPH01116914U JPH01116914U JP1162588U JP1162588U JPH01116914U JP H01116914 U JPH01116914 U JP H01116914U JP 1162588 U JP1162588 U JP 1162588U JP 1162588 U JP1162588 U JP 1162588U JP H01116914 U JPH01116914 U JP H01116914U
- Authority
- JP
- Japan
- Prior art keywords
- tracking
- receiving element
- optical head
- split light
- error detection
- 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 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1162588U JPH01116914U (fr) | 1988-01-30 | 1988-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1162588U JPH01116914U (fr) | 1988-01-30 | 1988-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01116914U true JPH01116914U (fr) | 1989-08-07 |
Family
ID=31220343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1162588U Pending JPH01116914U (fr) | 1988-01-30 | 1988-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01116914U (fr) |
-
1988
- 1988-01-30 JP JP1162588U patent/JPH01116914U/ja active Pending
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