JPH0289618U - - Google Patents
Info
- Publication number
- JPH0289618U JPH0289618U JP16893788U JP16893788U JPH0289618U JP H0289618 U JPH0289618 U JP H0289618U JP 16893788 U JP16893788 U JP 16893788U JP 16893788 U JP16893788 U JP 16893788U JP H0289618 U JPH0289618 U JP H0289618U
- Authority
- JP
- Japan
- Prior art keywords
- servo
- block
- optical
- control circuit
- gain control
- 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 6
- 238000001514 detection method Methods 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 |
---|---|---|---|
JP16893788U JPH0289618U (ko) | 1988-12-27 | 1988-12-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16893788U JPH0289618U (ko) | 1988-12-27 | 1988-12-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0289618U true JPH0289618U (ko) | 1990-07-16 |
Family
ID=31458555
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16893788U Pending JPH0289618U (ko) | 1988-12-27 | 1988-12-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0289618U (ko) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6145421A (ja) * | 1984-08-10 | 1986-03-05 | Hitachi Ltd | 自動焦点ずれ補正回路 |
JPS63298823A (ja) * | 1987-05-29 | 1988-12-06 | Mitsubishi Electric Corp | 光ピックアップ装置 |
-
1988
- 1988-12-27 JP JP16893788U patent/JPH0289618U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6145421A (ja) * | 1984-08-10 | 1986-03-05 | Hitachi Ltd | 自動焦点ずれ補正回路 |
JPS63298823A (ja) * | 1987-05-29 | 1988-12-06 | Mitsubishi Electric Corp | 光ピックアップ装置 |
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