JPH0348776Y2 - - Google Patents
Info
- Publication number
- JPH0348776Y2 JPH0348776Y2 JP7450185U JP7450185U JPH0348776Y2 JP H0348776 Y2 JPH0348776 Y2 JP H0348776Y2 JP 7450185 U JP7450185 U JP 7450185U JP 7450185 U JP7450185 U JP 7450185U JP H0348776 Y2 JPH0348776 Y2 JP H0348776Y2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- tracking
- servo system
- switch
- reproducing element
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Signal Processing For Digital Recording And Reproducing (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7450185U JPH0348776Y2 (zh) | 1985-05-20 | 1985-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7450185U JPH0348776Y2 (zh) | 1985-05-20 | 1985-05-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61195580U JPS61195580U (zh) | 1986-12-05 |
| JPH0348776Y2 true JPH0348776Y2 (zh) | 1991-10-17 |
Family
ID=30614861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7450185U Expired JPH0348776Y2 (zh) | 1985-05-20 | 1985-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348776Y2 (zh) |
-
1985
- 1985-05-20 JP JP7450185U patent/JPH0348776Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61195580U (zh) | 1986-12-05 |
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