JPS5262037A - Information regenerator - Google Patents
Information regeneratorInfo
- Publication number
- JPS5262037A JPS5262037A JP50137189A JP13718975A JPS5262037A JP S5262037 A JPS5262037 A JP S5262037A JP 50137189 A JP50137189 A JP 50137189A JP 13718975 A JP13718975 A JP 13718975A JP S5262037 A JPS5262037 A JP S5262037A
- Authority
- JP
- Japan
- Prior art keywords
- information regenerator
- engraved
- informations
- detectors
- depth
- 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
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Abstract
PURPOSE: To enable regeneration of engraved informations with a simple structure using two detectors by making the depth of the information track recorded on the recording medium not equal to integer multiple of λ/4 for a wave length of the laser flux λ.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50137189A JPS5262037A (en) | 1975-11-17 | 1975-11-17 | Information regenerator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50137189A JPS5262037A (en) | 1975-11-17 | 1975-11-17 | Information regenerator |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5262037A true JPS5262037A (en) | 1977-05-23 |
JPS6132735B2 JPS6132735B2 (en) | 1986-07-29 |
Family
ID=15192871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50137189A Granted JPS5262037A (en) | 1975-11-17 | 1975-11-17 | Information regenerator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5262037A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55160336A (en) * | 1979-05-31 | 1980-12-13 | Sharp Corp | Optical information reproducing device |
-
1975
- 1975-11-17 JP JP50137189A patent/JPS5262037A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55160336A (en) * | 1979-05-31 | 1980-12-13 | Sharp Corp | Optical information reproducing device |
Also Published As
Publication number | Publication date |
---|---|
JPS6132735B2 (en) | 1986-07-29 |
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