JPS6431508U - - Google Patents
Info
- Publication number
- JPS6431508U JPS6431508U JP12673187U JP12673187U JPS6431508U JP S6431508 U JPS6431508 U JP S6431508U JP 12673187 U JP12673187 U JP 12673187U JP 12673187 U JP12673187 U JP 12673187U JP S6431508 U JPS6431508 U JP S6431508U
- Authority
- JP
- Japan
- Prior art keywords
- light beam
- detection signal
- recording track
- tracking detection
- tracking
- 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 3
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000010365 information processing Effects 0.000 description 2
Landscapes
- Optical Recording Or Reproduction (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12673187U JPS6431508U (OSRAM) | 1987-08-20 | 1987-08-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12673187U JPS6431508U (OSRAM) | 1987-08-20 | 1987-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6431508U true JPS6431508U (OSRAM) | 1989-02-27 |
Family
ID=31378509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12673187U Pending JPS6431508U (OSRAM) | 1987-08-20 | 1987-08-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6431508U (OSRAM) |
-
1987
- 1987-08-20 JP JP12673187U patent/JPS6431508U/ja active Pending
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