JPS5647931A - Optical recording and reproducing device - Google Patents
Optical recording and reproducing deviceInfo
- Publication number
- JPS5647931A JPS5647931A JP12225979A JP12225979A JPS5647931A JP S5647931 A JPS5647931 A JP S5647931A JP 12225979 A JP12225979 A JP 12225979A JP 12225979 A JP12225979 A JP 12225979A JP S5647931 A JPS5647931 A JP S5647931A
- Authority
- JP
- Japan
- Prior art keywords
- photodetector
- amplifier
- terminal
- signal
- track
- 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
Landscapes
- Automatic Focus Adjustment (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12225979A JPS5647931A (en) | 1979-09-21 | 1979-09-21 | Optical recording and reproducing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12225979A JPS5647931A (en) | 1979-09-21 | 1979-09-21 | Optical recording and reproducing device |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP22253485A Division JPS6192445A (ja) | 1985-10-04 | 1985-10-04 | 光デイスク装置用光検出器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5647931A true JPS5647931A (en) | 1981-04-30 |
JPS6110887B2 JPS6110887B2 (ja) | 1986-03-31 |
Family
ID=14831516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12225979A Granted JPS5647931A (en) | 1979-09-21 | 1979-09-21 | Optical recording and reproducing device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5647931A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4513408A (en) * | 1981-06-05 | 1985-04-23 | Pioneer Video Corporation | Error detecting system of video/audio disc player |
US4654838A (en) * | 1982-05-31 | 1987-03-31 | Sony Corporation | Signal detecting system for use in optical reading apparatus |
US4816665A (en) * | 1987-08-06 | 1989-03-28 | Maxtor Corporation | Sensor array for focus detection |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63121591U (ja) * | 1987-02-02 | 1988-08-08 |
-
1979
- 1979-09-21 JP JP12225979A patent/JPS5647931A/ja active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4513408A (en) * | 1981-06-05 | 1985-04-23 | Pioneer Video Corporation | Error detecting system of video/audio disc player |
US4654838A (en) * | 1982-05-31 | 1987-03-31 | Sony Corporation | Signal detecting system for use in optical reading apparatus |
US4816665A (en) * | 1987-08-06 | 1989-03-28 | Maxtor Corporation | Sensor array for focus detection |
Also Published As
Publication number | Publication date |
---|---|
JPS6110887B2 (ja) | 1986-03-31 |
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