JPS6442513U - - Google Patents
Info
- Publication number
- JPS6442513U JPS6442513U JP13398587U JP13398587U JPS6442513U JP S6442513 U JPS6442513 U JP S6442513U JP 13398587 U JP13398587 U JP 13398587U JP 13398587 U JP13398587 U JP 13398587U JP S6442513 U JPS6442513 U JP S6442513U
- Authority
- JP
- Japan
- Prior art keywords
- focus
- signal
- section
- offset adjustment
- focus error
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987133985U JPH0516651Y2 (enrdf_load_stackoverflow) | 1987-09-03 | 1987-09-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987133985U JPH0516651Y2 (enrdf_load_stackoverflow) | 1987-09-03 | 1987-09-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6442513U true JPS6442513U (enrdf_load_stackoverflow) | 1989-03-14 |
| JPH0516651Y2 JPH0516651Y2 (enrdf_load_stackoverflow) | 1993-05-06 |
Family
ID=31392352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987133985U Expired - Lifetime JPH0516651Y2 (enrdf_load_stackoverflow) | 1987-09-03 | 1987-09-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0516651Y2 (enrdf_load_stackoverflow) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5919246A (ja) * | 1982-07-24 | 1984-01-31 | Pioneer Electronic Corp | 光学式情報読取装置におけるフオ−カスサ−ボ引込装置 |
| JPS62264439A (ja) * | 1986-05-09 | 1987-11-17 | Sanyo Electric Co Ltd | フオ−カス制御装置 |
| JPS63100621A (ja) * | 1986-10-16 | 1988-05-02 | Rohm Co Ltd | 光デイスク再生装置のフオ−カスサ−ボ回路 |
-
1987
- 1987-09-03 JP JP1987133985U patent/JPH0516651Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5919246A (ja) * | 1982-07-24 | 1984-01-31 | Pioneer Electronic Corp | 光学式情報読取装置におけるフオ−カスサ−ボ引込装置 |
| JPS62264439A (ja) * | 1986-05-09 | 1987-11-17 | Sanyo Electric Co Ltd | フオ−カス制御装置 |
| JPS63100621A (ja) * | 1986-10-16 | 1988-05-02 | Rohm Co Ltd | 光デイスク再生装置のフオ−カスサ−ボ回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0516651Y2 (enrdf_load_stackoverflow) | 1993-05-06 |
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