JPS6362809B2 - - Google Patents
Info
- Publication number
- JPS6362809B2 JPS6362809B2 JP56108303A JP10830381A JPS6362809B2 JP S6362809 B2 JPS6362809 B2 JP S6362809B2 JP 56108303 A JP56108303 A JP 56108303A JP 10830381 A JP10830381 A JP 10830381A JP S6362809 B2 JPS6362809 B2 JP S6362809B2
- Authority
- JP
- Japan
- Prior art keywords
- track
- signal
- tracking
- tracking detection
- detection signal
- 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
- 238000001514 detection method Methods 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 22
- 238000010586 diagram Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
Classifications
-
- 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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0938—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following servo format, e.g. guide tracks, pilot signals
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56108303A JPS5744239A (en) | 1981-07-13 | 1981-07-13 | Information reproducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56108303A JPS5744239A (en) | 1981-07-13 | 1981-07-13 | Information reproducer |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48101204A Division JPS5912070B2 (ja) | 1973-09-10 | 1973-09-10 | 情報記録再生方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5744239A JPS5744239A (en) | 1982-03-12 |
| JPS6362809B2 true JPS6362809B2 (enrdf_load_stackoverflow) | 1988-12-05 |
Family
ID=14481269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56108303A Granted JPS5744239A (en) | 1981-07-13 | 1981-07-13 | Information reproducer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5744239A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0648537B2 (ja) * | 1984-06-07 | 1994-06-22 | 日本ビクター株式会社 | 繰返し記録可能な情報記録媒体円盤の記録再生装置 |
| JP2695191B2 (ja) * | 1988-07-04 | 1997-12-24 | 株式会社リコー | トラッキングエラー検出方法 |
-
1981
- 1981-07-13 JP JP56108303A patent/JPS5744239A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5744239A (en) | 1982-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1130456A (en) | Information signal recording system | |
| US4067044A (en) | Information recording and retrieval apparatus | |
| JPS5857024B2 (ja) | 運動媒体への情報の記録・再生装置 | |
| US4322836A (en) | High density recording system using side-by side information and servo tracks | |
| US4018984A (en) | Video disc record having spirally aligned sync storage locations | |
| JPS6362809B2 (enrdf_load_stackoverflow) | ||
| JPS6346496B2 (enrdf_load_stackoverflow) | ||
| US4018987A (en) | Video disc playback apparatus | |
| JPS604631B2 (ja) | 回転記録媒体に対するテレビジヨン信号の記録方式 | |
| JPS5912070B2 (ja) | 情報記録再生方式 | |
| JPS6362808B2 (enrdf_load_stackoverflow) | ||
| JPH04172623A (ja) | 書換型記録媒体及びその記録再生装置 | |
| JPS6110376A (ja) | 情報再生装置 | |
| JPS6058530B2 (ja) | 情報再生装置 | |
| JPH0442732B2 (enrdf_load_stackoverflow) | ||
| JPS6019048B2 (ja) | 情報再生方法及びその装置 | |
| CA1308482C (en) | Erasing of information signal from an optical disk | |
| JPS5826086B2 (ja) | 情報記録盤及びその再生方式 | |
| JPS5851330B2 (ja) | ヒカリトラツキング ノ ホウシキ | |
| JPS6360447B2 (enrdf_load_stackoverflow) | ||
| JP2569387B2 (ja) | 円盤状記録媒体のアクセス方法 | |
| CA1124391A (en) | Reproducing stylus for an information signal recording medium | |
| JPS60232795A (ja) | カラ−映像信号記録再生装置 | |
| JPS5826369A (ja) | ビデイオ信号記録再生方式 | |
| JP2581020B2 (ja) | 光ディスク装置 |