JPH0289616U - - Google Patents
Info
- Publication number
- JPH0289616U JPH0289616U JP16814188U JP16814188U JPH0289616U JP H0289616 U JPH0289616 U JP H0289616U JP 16814188 U JP16814188 U JP 16814188U JP 16814188 U JP16814188 U JP 16814188U JP H0289616 U JPH0289616 U JP H0289616U
- Authority
- JP
- Japan
- Prior art keywords
- track cross
- peak level
- obtaining
- ratio
- optical disk
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims 2
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16814188U JPH0548254Y2 (en]) | 1988-12-26 | 1988-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16814188U JPH0548254Y2 (en]) | 1988-12-26 | 1988-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0289616U true JPH0289616U (en]) | 1990-07-16 |
| JPH0548254Y2 JPH0548254Y2 (en]) | 1993-12-22 |
Family
ID=31457063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16814188U Expired - Lifetime JPH0548254Y2 (en]) | 1988-12-26 | 1988-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0548254Y2 (en]) |
-
1988
- 1988-12-26 JP JP16814188U patent/JPH0548254Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0548254Y2 (en]) | 1993-12-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |