JPH0466074B2 - - Google Patents
Info
- Publication number
- JPH0466074B2 JPH0466074B2 JP22240583A JP22240583A JPH0466074B2 JP H0466074 B2 JPH0466074 B2 JP H0466074B2 JP 22240583 A JP22240583 A JP 22240583A JP 22240583 A JP22240583 A JP 22240583A JP H0466074 B2 JPH0466074 B2 JP H0466074B2
- Authority
- JP
- Japan
- Prior art keywords
- sector
- recording
- signal
- high level
- address
- 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
- 230000003287 optical effect Effects 0.000 claims abstract description 22
- 230000002950 deficient Effects 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 6
- 238000005070 sampling Methods 0.000 claims 1
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000015654 memory Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1883—Methods for assignment of alternate areas for defective areas
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
- G11B7/013—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track for discrete information, i.e. where each information unit is stored in a distinct discrete location, e.g. digital information formats within a data block or sector
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22240583A JPS60115074A (ja) | 1983-11-25 | 1983-11-25 | 光情報記録再生装置 |
| US06/673,620 US4768181A (en) | 1983-11-25 | 1984-11-21 | Apparatus for determining defective or non-used sectors of an optical dish |
| EP84114179A EP0149755B1 (de) | 1983-11-25 | 1984-11-23 | Aufzeichnungs- und Wiedergabegerät für optische Informationen |
| DE8484114179T DE3485389D1 (de) | 1983-11-25 | 1984-11-23 | Aufzeichnungs- und wiedergabegeraet fuer optische informationen. |
| KR1019840007364A KR900006674B1 (ko) | 1983-11-25 | 1984-11-23 | 광 정보기록재생 장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22240583A JPS60115074A (ja) | 1983-11-25 | 1983-11-25 | 光情報記録再生装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60115074A JPS60115074A (ja) | 1985-06-21 |
| JPH0466074B2 true JPH0466074B2 (de) | 1992-10-22 |
Family
ID=16781858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22240583A Granted JPS60115074A (ja) | 1983-11-25 | 1983-11-25 | 光情報記録再生装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60115074A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62173654A (ja) * | 1986-01-28 | 1987-07-30 | Matsushita Electric Ind Co Ltd | 光学式記録担体 |
-
1983
- 1983-11-25 JP JP22240583A patent/JPS60115074A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60115074A (ja) | 1985-06-21 |
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