JPH0453011B2 - - Google Patents
Info
- Publication number
- JPH0453011B2 JPH0453011B2 JP60251245A JP25124585A JPH0453011B2 JP H0453011 B2 JPH0453011 B2 JP H0453011B2 JP 60251245 A JP60251245 A JP 60251245A JP 25124585 A JP25124585 A JP 25124585A JP H0453011 B2 JPH0453011 B2 JP H0453011B2
- Authority
- JP
- Japan
- Prior art keywords
- pregroove
- address
- section
- sub
- reflectance
- 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 - Lifetime
Links
- 238000001514 detection method Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60251245A JPS62110637A (ja) | 1985-11-08 | 1985-11-08 | 情報記録担体 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60251245A JPS62110637A (ja) | 1985-11-08 | 1985-11-08 | 情報記録担体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62110637A JPS62110637A (ja) | 1987-05-21 |
JPH0453011B2 true JPH0453011B2 (US06521211-20030218-C00004.png) | 1992-08-25 |
Family
ID=17219891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60251245A Granted JPS62110637A (ja) | 1985-11-08 | 1985-11-08 | 情報記録担体 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62110637A (US06521211-20030218-C00004.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0811969B1 (en) * | 1987-11-18 | 2004-09-15 | Sharp Kabushiki Kaisha | An optical memory medium |
-
1985
- 1985-11-08 JP JP60251245A patent/JPS62110637A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS62110637A (ja) | 1987-05-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR940002000B1 (ko) | 광디스크기록/재생장치 및 그 제어방법 | |
US4744074A (en) | Disk-type recording medium | |
EP1590803B1 (en) | Optical information storage medium | |
JPH07334867A (ja) | 高密度光ディスクおよびその再生装置 | |
JP2677122B2 (ja) | 書き込み型の光ディスク | |
JP2798245B2 (ja) | 光ディスク装置 | |
EP1043714B1 (en) | Optical recording medium | |
JPS61151843A (ja) | 光メモリデイスク | |
JP3093364B2 (ja) | 光学式記録媒体及びその再生装置 | |
JPH0453011B2 (US06521211-20030218-C00004.png) | ||
JP3729467B2 (ja) | 光情報記録媒体および光学的情報記録再生装置 | |
JP2776230B2 (ja) | 光ディスク | |
JPH0368457B2 (US06521211-20030218-C00004.png) | ||
JPH024062B2 (US06521211-20030218-C00004.png) | ||
JP2954037B2 (ja) | 円盤状記録媒体 | |
JPH03222127A (ja) | 記録媒体 | |
JPH09231581A (ja) | 光ディスクと光ディスクの再生方法 | |
JPS63275043A (ja) | 光ディスク | |
JPH01134727A (ja) | 光ディスクおよびそのアドレス記録再生回路 | |
JPH07101513B2 (ja) | 光デイスク記録再生装置 | |
JPH0740381B2 (ja) | 光記録媒体 | |
JPH0877627A (ja) | 光記録媒体 | |
JPH09185826A (ja) | 円盤状情報記録媒体 | |
JPS61177654A (ja) | 光メモリデイスク | |
JPH04289539A (ja) | 光ディスク |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |