JPS5732418B2 - - Google Patents
Info
- Publication number
- JPS5732418B2 JPS5732418B2 JP3309177A JP3309177A JPS5732418B2 JP S5732418 B2 JPS5732418 B2 JP S5732418B2 JP 3309177 A JP3309177 A JP 3309177A JP 3309177 A JP3309177 A JP 3309177A JP S5732418 B2 JPS5732418 B2 JP S5732418B2
- Authority
- JP
- Japan
- 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
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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3309177A JPS53118117A (en) | 1977-03-25 | 1977-03-25 | Recording method of information signal for original disc of groovless information recording medium discs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3309177A JPS53118117A (en) | 1977-03-25 | 1977-03-25 | Recording method of information signal for original disc of groovless information recording medium discs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53118117A JPS53118117A (en) | 1978-10-16 |
| JPS5732418B2 true JPS5732418B2 (ja) | 1982-07-10 |
Family
ID=12376991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3309177A Granted JPS53118117A (en) | 1977-03-25 | 1977-03-25 | Recording method of information signal for original disc of groovless information recording medium discs |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS53118117A (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH049768Y2 (ja) * | 1986-03-07 | 1992-03-11 | ||
| JPH0449289Y2 (ja) * | 1985-12-23 | 1992-11-19 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5911489Y2 (ja) * | 1979-11-28 | 1984-04-09 | オムロン株式会社 | 制御機器ユニツト |
| JPS5687239A (en) * | 1979-12-18 | 1981-07-15 | Matsushita Electric Ind Co Ltd | Optical recording and reproducing device |
| JPS56156934A (en) * | 1980-05-08 | 1981-12-03 | Yoshiro Nakamatsu | Uneven orientation recording medium |
-
1977
- 1977-03-25 JP JP3309177A patent/JPS53118117A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0449289Y2 (ja) * | 1985-12-23 | 1992-11-19 | ||
| JPH049768Y2 (ja) * | 1986-03-07 | 1992-03-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53118117A (en) | 1978-10-16 |