JPS59180229U - optical recording medium - Google Patents
optical recording mediumInfo
- Publication number
- JPS59180229U JPS59180229U JP1983076316U JP7631683U JPS59180229U JP S59180229 U JPS59180229 U JP S59180229U JP 1983076316 U JP1983076316 U JP 1983076316U JP 7631683 U JP7631683 U JP 7631683U JP S59180229 U JPS59180229 U JP S59180229U
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- optical recording
- recorded
- laminated
- substrate
- 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.)
- Pending
Links
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は光学記録媒体を示す図、第２図は本考案に係る
光学記録媒体の構造を示す図である。
１は光学ディスク、２は基板、３は非晶質薄膜、４は制
御信号、５は保護膜。FIG. 1 is a diagram showing an optical recording medium, and FIG. 2 is a diagram showing the structure of the optical recording medium according to the present invention. 1 is an optical disk, 2 is a substrate, 3 is an amorphous thin film, 4 is a control signal, and 5 is a protective film.
Claims (1)
板上に積層された記録薄膜のうち、予め制御信号が記録
されている部分に対してのみ、更に保護膜が積層されて
いることを特徴とする光学記録媒体。An optical recording medium that is writable by the user, characterized in that a protective film is further laminated only on the portion of the recording thin film laminated on the substrate where control signals are recorded in advance. optical recording medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983076316U JPS59180229U (en) | 1983-05-20 | 1983-05-20 | optical recording medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983076316U JPS59180229U (en) | 1983-05-20 | 1983-05-20 | optical recording medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59180229U true JPS59180229U (en) | 1984-12-01 |
Family
ID=30206363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983076316U Pending JPS59180229U (en) | 1983-05-20 | 1983-05-20 | optical recording medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59180229U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5331103A (en) * | 1976-09-03 | 1978-03-24 | Hitachi Ltd | Forming method of protecting layer of recording members |
| JPS57141035A (en) * | 1981-02-25 | 1982-09-01 | Matsushita Electric Ind Co Ltd | Optical recording and reproducing disc |
-
1983
- 1983-05-20 JP JP1983076316U patent/JPS59180229U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5331103A (en) * | 1976-09-03 | 1978-03-24 | Hitachi Ltd | Forming method of protecting layer of recording members |
| JPS57141035A (en) * | 1981-02-25 | 1982-09-01 | Matsushita Electric Ind Co Ltd | Optical recording and reproducing disc |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59180229U (en) | optical recording medium | |
| JPS5862451U (en) | optical recording medium | |
| JPS5852652U (en) | photothermal magnetic recording medium | |
| JPS6020029U (en) | recoding media | |
| JPS59138052U (en) | magnetic disk device | |
| JPS5843611U (en) | Selective recording/playback device | |
| JPS5849337U (en) | recoding media | |
| JPS5843601U (en) | record player | |
| JPS6145723U (en) | Laser disk playback device | |
| JPS6098149U (en) | magnetic recording and reproducing device | |
| JPS6057841U (en) | Write control circuit of magnetic disk device | |
| JPS5917033U (en) | magnetic recording and reproducing device | |
| JPS5887148U (en) | Cartridge | |
| JPS59118125U (en) | flexible disk | |
| JPS59194131U (en) | digital disk | |
| JPS609082U (en) | Recording media such as digital audio discs | |
| JPS6060019U (en) | Compact disk protection structure | |
| JPS5843636U (en) | optical recording/playback disc | |
| JPS60102733U (en) | information recording medium | |
| JPS59112310U (en) | Thin film regeneration head | |
| JPS5875370U (en) | magnetic disk drive | |
| JPS59153619U (en) | information recording medium | |
| JPS5830912U (en) | magnetic disk device | |
| JPS5886321U (en) | disk duplication device | |
| JPS6098106U (en) | magnetic recording and playback device |