JPS6244329B2 - - Google Patents
Info
- Publication number
- JPS6244329B2 JPS6244329B2 JP54079942A JP7994279A JPS6244329B2 JP S6244329 B2 JPS6244329 B2 JP S6244329B2 JP 54079942 A JP54079942 A JP 54079942A JP 7994279 A JP7994279 A JP 7994279A JP S6244329 B2 JPS6244329 B2 JP S6244329B2
- Authority
- JP
- Japan
- Prior art keywords
- recording
- groove
- information
- recording medium
- reproducing
- 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
Links
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 16
- 238000010586 diagram Methods 0.000 description 7
- 210000001747 pupil Anatomy 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 239000000758 substrate Substances 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 |
|---|---|---|---|
| JP7994279A JPS567244A (en) | 1979-06-25 | 1979-06-25 | Optical recording and reproducing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7994279A JPS567244A (en) | 1979-06-25 | 1979-06-25 | Optical recording and reproducing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS567244A JPS567244A (en) | 1981-01-24 |
| JPS6244329B2 true JPS6244329B2 (nl) | 1987-09-19 |
Family
ID=13704360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7994279A Granted JPS567244A (en) | 1979-06-25 | 1979-06-25 | Optical recording and reproducing system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS567244A (nl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5233583A (en) * | 1990-12-19 | 1993-08-03 | General Electric Company | Tracking and reading system for an optical medium and medium for use therewith |
-
1979
- 1979-06-25 JP JP7994279A patent/JPS567244A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS567244A (en) | 1981-01-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4907216A (en) | Optical record carrier having position indentifying track modulation | |
| US4209804A (en) | Record carrier containing information in an optically readable radiation reflecting information structure | |
| EP0752701B1 (en) | An optical information recording medium and an optical information recording/reproducing device | |
| JP2645025B2 (ja) | 光記録再生方法 | |
| JP2663817B2 (ja) | 光ディスク及びそれを用いた光ディスク装置 | |
| US6487147B2 (en) | Optical information recording medium and an optical information recording/reproduction device | |
| JPH0121543B2 (nl) | ||
| US5553051A (en) | Increased intensity optical recording medium with adjacent grooves of different optical depth and a method and apparatus for reproducing the same | |
| JPH0127493B2 (nl) | ||
| JPS61172232A (ja) | 予じめ形成された光学的に検出可能なサーボトラツク部分とセクタアドレスを有する記録担体及びこの記録担体構造を記録するための装置 | |
| JP3227976B2 (ja) | 光学的情報記録部材、記録再生方法、及び記録再生装置 | |
| JPH0481816B2 (nl) | ||
| JPS6260731B2 (nl) | ||
| EP1772862B1 (en) | Manufacturing method for optical recording medium and optical recording medium | |
| US6744706B2 (en) | Optical system with tracking controller | |
| EP0762402B1 (en) | Optical read-out head capable of improved read-out of media with different pit heights | |
| JPS6244329B2 (nl) | ||
| JP2702907B2 (ja) | 情報記録媒体及びその記録再生装置 | |
| JPS6113458A (ja) | 光学的情報記録媒体およびカツテイング装置 | |
| JPH1125461A (ja) | 光ディスクおよびその記録再生装置 | |
| JP2619850B2 (ja) | 情報記録媒体 | |
| JP2612315B2 (ja) | 光メモリ装置 | |
| JP2776230B2 (ja) | 光ディスク | |
| JP2568225B2 (ja) | 光メモリ素子用基板 | |
| JP3490526B2 (ja) | 光記録媒体及びその再生方法 |