JPS6338774B2 - - Google Patents
Info
- Publication number
- JPS6338774B2 JPS6338774B2 JP56029706A JP2970681A JPS6338774B2 JP S6338774 B2 JPS6338774 B2 JP S6338774B2 JP 56029706 A JP56029706 A JP 56029706A JP 2970681 A JP2970681 A JP 2970681A JP S6338774 B2 JPS6338774 B2 JP S6338774B2
- Authority
- JP
- Japan
- Prior art keywords
- main information
- information signal
- signal
- recording medium
- reproducing
- 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
- 238000000034 method Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 description 10
- 230000008929 regeneration Effects 0.000 description 6
- 238000011069 regeneration method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56029706A JPS57143743A (en) | 1981-03-02 | 1981-03-02 | Disk-like information recording medium and its reproducing system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56029706A JPS57143743A (en) | 1981-03-02 | 1981-03-02 | Disk-like information recording medium and its reproducing system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57143743A JPS57143743A (en) | 1982-09-06 |
JPS6338774B2 true JPS6338774B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-08-02 |
Family
ID=12283546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56029706A Granted JPS57143743A (en) | 1981-03-02 | 1981-03-02 | Disk-like information recording medium and its reproducing system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57143743A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2996748B2 (ja) * | 1990-02-09 | 2000-01-11 | キヤノン株式会社 | 位置ずれ検出装置および方法 |
DE69125552T2 (de) * | 1990-09-14 | 1997-10-09 | Canon K.K., Tokio/Tokyo | Nachführungsmethode für Speichergerät |
-
1981
- 1981-03-02 JP JP56029706A patent/JPS57143743A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS57143743A (en) | 1982-09-06 |