JPH01154527U - - Google Patents
Info
- Publication number
- JPH01154527U JPH01154527U JP4900588U JP4900588U JPH01154527U JP H01154527 U JPH01154527 U JP H01154527U JP 4900588 U JP4900588 U JP 4900588U JP 4900588 U JP4900588 U JP 4900588U JP H01154527 U JPH01154527 U JP H01154527U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- reflected light
- recording surface
- written
- 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
- 230000003287 optical effect Effects 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4900588U JPH01154527U (ko) | 1988-04-12 | 1988-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4900588U JPH01154527U (ko) | 1988-04-12 | 1988-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01154527U true JPH01154527U (ko) | 1989-10-24 |
Family
ID=31275127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4900588U Pending JPH01154527U (ko) | 1988-04-12 | 1988-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01154527U (ko) |
-
1988
- 1988-04-12 JP JP4900588U patent/JPH01154527U/ja active Pending
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