JPH0439822U - - Google Patents
Info
- Publication number
- JPH0439822U JPH0439822U JP1990080174U JP8017490U JPH0439822U JP H0439822 U JPH0439822 U JP H0439822U JP 1990080174 U JP1990080174 U JP 1990080174U JP 8017490 U JP8017490 U JP 8017490U JP H0439822 U JPH0439822 U JP H0439822U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- recording medium
- formatted
- characters
- shaped recording
- 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
- 230000001360 synchronised effect Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図は本考案に係るデイスク状記録媒体の一
実施例である。
１……光デイスク、２−１，２−２，２−３…
…目印又は文字。
FIG. 1 shows an embodiment of a disk-shaped recording medium according to the present invention. 1... Optical disk, 2-1, 2-2, 2-3...
...marks or letters.
Claims (1)
れたデイスク状記録媒体において、デイスク上の
信号の始まり位置と同期した一定の位置に目視出
来る目印、文字等を配置したことを特徴とするデ
イスク状記録媒体。 1. A disk-shaped recording medium on which address information, sector information, etc. are formatted, characterized in that visible marks, characters, etc. are arranged at fixed positions synchronized with the starting position of a signal on the disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990080174U JPH0439822U (en) | 1990-07-27 | 1990-07-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990080174U JPH0439822U (en) | 1990-07-27 | 1990-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0439822U true JPH0439822U (en) | 1992-04-03 |
Family
ID=31624994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990080174U Pending JPH0439822U (en) | 1990-07-27 | 1990-07-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0439822U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60236134A (en) * | 1984-05-09 | 1985-11-22 | Hitachi Maxell Ltd | Discoidal recording medium |
-
1990
- 1990-07-27 JP JP1990080174U patent/JPH0439822U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60236134A (en) * | 1984-05-09 | 1985-11-22 | Hitachi Maxell Ltd | Discoidal recording medium |
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