JPS5382220A - Information recording disc and its reproducing system - Google Patents
Information recording disc and its reproducing systemInfo
- Publication number
- JPS5382220A JPS5382220A JP15758876A JP15758876A JPS5382220A JP S5382220 A JPS5382220 A JP S5382220A JP 15758876 A JP15758876 A JP 15758876A JP 15758876 A JP15758876 A JP 15758876A JP S5382220 A JPS5382220 A JP S5382220A
- Authority
- JP
- Japan
- Prior art keywords
- information recording
- reproducing system
- recording disc
- half period
- oppositely
- 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 Record Carriers And Manufacture Thereof (AREA)
Abstract
PURPOSE: To operate stably with facilitating positional control and making a constitution simple by recording while shifting only signal recording positions which correspond to one half period of the horizontal synchronous interval and the other half period oppositely in the track width direction.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51157588A JPS5826086B2 (en) | 1976-12-28 | 1976-12-28 | Information recording disc and its reproduction method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51157588A JPS5826086B2 (en) | 1976-12-28 | 1976-12-28 | Information recording disc and its reproduction method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5382220A true JPS5382220A (en) | 1978-07-20 |
JPS5826086B2 JPS5826086B2 (en) | 1983-05-31 |
Family
ID=15652976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51157588A Expired JPS5826086B2 (en) | 1976-12-28 | 1976-12-28 | Information recording disc and its reproduction method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5826086B2 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5933638A (en) * | 1982-08-16 | 1984-02-23 | Hitachi Ltd | Information recording and reproducing system |
JPS6443827A (en) * | 1987-08-11 | 1989-02-16 | Sony Corp | Disk-shaped recording medium and apparatus for producing said medium |
US8780683B2 (en) | 2011-04-11 | 2014-07-15 | Panasonic Corporation | Information recording medium, tracking method, and optical information apparatus |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5046429A (en) * | 1973-08-31 | 1975-04-25 | ||
JPS5052995A (en) * | 1973-04-13 | 1975-05-10 |
-
1976
- 1976-12-28 JP JP51157588A patent/JPS5826086B2/en not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5052995A (en) * | 1973-04-13 | 1975-05-10 | ||
JPS5046429A (en) * | 1973-08-31 | 1975-04-25 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5933638A (en) * | 1982-08-16 | 1984-02-23 | Hitachi Ltd | Information recording and reproducing system |
JPH0419613B2 (en) * | 1982-08-16 | 1992-03-31 | Hitachi Ltd | |
JPS6443827A (en) * | 1987-08-11 | 1989-02-16 | Sony Corp | Disk-shaped recording medium and apparatus for producing said medium |
US8780683B2 (en) | 2011-04-11 | 2014-07-15 | Panasonic Corporation | Information recording medium, tracking method, and optical information apparatus |
Also Published As
Publication number | Publication date |
---|---|
JPS5826086B2 (en) | 1983-05-31 |
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