JPS56119943A - Optical information recorder and reproducer - Google Patents
Optical information recorder and reproducerInfo
- Publication number
- JPS56119943A JPS56119943A JP2380980A JP2380980A JPS56119943A JP S56119943 A JPS56119943 A JP S56119943A JP 2380980 A JP2380980 A JP 2380980A JP 2380980 A JP2380980 A JP 2380980A JP S56119943 A JPS56119943 A JP S56119943A
- Authority
- JP
- Japan
- Prior art keywords
- recording
- deflector
- separating
- reproducer
- light source
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2380980A JPS56119943A (en) | 1980-02-26 | 1980-02-26 | Optical information recorder and reproducer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2380980A JPS56119943A (en) | 1980-02-26 | 1980-02-26 | Optical information recorder and reproducer |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56119943A true JPS56119943A (en) | 1981-09-19 |
JPS6342332B2 JPS6342332B2 (fr) | 1988-08-23 |
Family
ID=12120652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2380980A Granted JPS56119943A (en) | 1980-02-26 | 1980-02-26 | Optical information recorder and reproducer |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56119943A (fr) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49113601A (fr) * | 1973-02-09 | 1974-10-30 | ||
JPS5460903A (en) * | 1977-10-24 | 1979-05-16 | Teac Corp | Optical recorder*reproducer |
-
1980
- 1980-02-26 JP JP2380980A patent/JPS56119943A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49113601A (fr) * | 1973-02-09 | 1974-10-30 | ||
JPS5460903A (en) * | 1977-10-24 | 1979-05-16 | Teac Corp | Optical recorder*reproducer |
Also Published As
Publication number | Publication date |
---|---|
JPS6342332B2 (fr) | 1988-08-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1506966A (en) | Method of and apparatus for optically producing a reproducible recording | |
ES458637A1 (es) | Un dispositivo explorador optico perfeccionado que es ade- cuado para explorar pistas de registro en una superficie de registro de un portador de registro. | |
DE69131086T2 (de) | Gerät zum Aufzeichnen und Wiedergeben von optischen Platten | |
ATE36617T1 (de) | Optisches aufzeichnungsgeraet. | |
GB1529954A (en) | Optically readable records and reading apparatus therefor | |
JPS5494007A (en) | Pickup for disc recorder recorded optically with information | |
JPS647327A (en) | Method and apparatus for optical information recording | |
FR2392464A1 (fr) | Appareil et procede de reproduction de sons a partir de signaux sonores enregistres optiquement | |
EP0336209A3 (fr) | Appareil de reproduction pour support d'enregistrement optique | |
AU3440884A (en) | Reading an optical disk | |
KR880002635B1 (en) | Optical head apparatus | |
JPS56119943A (en) | Optical information recorder and reproducer | |
JPS6482348A (en) | Overwritable magneto-optical disk device | |
JPS57191837A (en) | Optical recording and reproducing device | |
JPS5250702A (en) | Optical information recording and reproduction apparatus | |
GB1196047A (en) | Improvements in or relating to Magneto-Optic Readout Systems. | |
JPS57172306A (en) | Focus controller of optical recording system | |
JPS6452240A (en) | Magneto-optical recording and reproducing device | |
JPS5764336A (en) | Track signal recording system of optical disk device | |
JPS57191848A (en) | Optical disk recording and reproducing device | |
JPS5532249A (en) | Optical recorder and reproducing device | |
JPS57203233A (en) | Optical recorder and reproducer | |
JPS5778638A (en) | Optical recording method | |
JPS5465503A (en) | Information recorder-reproducer | |
JPS54102109A (en) | Focusing method of optical recorder |