JPH051529B2 - - Google Patents
Info
- Publication number
- JPH051529B2 JPH051529B2 JP60068061A JP6806185A JPH051529B2 JP H051529 B2 JPH051529 B2 JP H051529B2 JP 60068061 A JP60068061 A JP 60068061A JP 6806185 A JP6806185 A JP 6806185A JP H051529 B2 JPH051529 B2 JP H051529B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- track
- sector
- clock
- read
- 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
- 230000003287 optical effect Effects 0.000 claims description 33
- 239000011159 matrix material Substances 0.000 claims description 7
- 238000013500 data storage Methods 0.000 claims description 5
- 206010028896 Needle track marks Diseases 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000758 substrate Substances 0.000 description 3
- 239000011111 cardboard Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006552 photochemical reaction Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Recording Or Reproduction (AREA)
- Credit Cards Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60068061A JPS61227232A (ja) | 1985-03-30 | 1985-03-30 | 光メモリカ−ド |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60068061A JPS61227232A (ja) | 1985-03-30 | 1985-03-30 | 光メモリカ−ド |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61227232A JPS61227232A (ja) | 1986-10-09 |
JPH051529B2 true JPH051529B2 (fr) | 1993-01-08 |
Family
ID=13362890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60068061A Granted JPS61227232A (ja) | 1985-03-30 | 1985-03-30 | 光メモリカ−ド |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61227232A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0785335B2 (ja) * | 1986-03-14 | 1995-09-13 | ソニー株式会社 | 記録再生装置 |
JP2590844B2 (ja) * | 1986-10-31 | 1997-03-12 | ソニー株式会社 | 情報記録装置 |
US4885458A (en) * | 1987-02-04 | 1989-12-05 | Olympus Optical Co., Ltd. | Card-form recording medium and data recording device therefor |
EP0302119B1 (fr) * | 1987-02-12 | 1996-10-30 | Dai Nippon Insatsu Kabushiki Kaisha | Procede d'enregistrement et de reproduction de donnees pour une carte optique |
JPH0510319Y2 (fr) * | 1987-03-10 | 1993-03-12 | ||
JPS6413266A (en) * | 1987-07-06 | 1989-01-18 | Csk Corp | Optical recording medium |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61151792A (ja) * | 1984-12-26 | 1986-07-10 | Canon Inc | 光学的情報記録媒体 |
-
1985
- 1985-03-30 JP JP60068061A patent/JPS61227232A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61151792A (ja) * | 1984-12-26 | 1986-07-10 | Canon Inc | 光学的情報記録媒体 |
Also Published As
Publication number | Publication date |
---|---|
JPS61227232A (ja) | 1986-10-09 |
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