JPS6313264B2 - - Google Patents
Info
- Publication number
- JPS6313264B2 JPS6313264B2 JP54114780A JP11478079A JPS6313264B2 JP S6313264 B2 JPS6313264 B2 JP S6313264B2 JP 54114780 A JP54114780 A JP 54114780A JP 11478079 A JP11478079 A JP 11478079A JP S6313264 B2 JPS6313264 B2 JP S6313264B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- recording
- light
- recording disk
- recorded
- 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 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 8
- 230000009191 jumping Effects 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007704 transition 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
- G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
Landscapes
- Optical Head (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11478079A JPS5641533A (en) | 1979-09-06 | 1979-09-06 | Regenerative device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11478079A JPS5641533A (en) | 1979-09-06 | 1979-09-06 | Regenerative device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5641533A JPS5641533A (en) | 1981-04-18 |
JPS6313264B2 true JPS6313264B2 (zh) | 1988-03-24 |
Family
ID=14646489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11478079A Granted JPS5641533A (en) | 1979-09-06 | 1979-09-06 | Regenerative device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5641533A (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS626580Y2 (zh) * | 1979-11-17 | 1987-02-16 | ||
JPS6031728U (ja) * | 1983-08-04 | 1985-03-04 | 株式会社ケンウッド | トラツキングサ−ボ装置 |
JP2552106B2 (ja) * | 1985-01-08 | 1996-11-06 | 日立電子エンジニアリング 株式会社 | デイスク型記録媒体検査装置 |
JPH0782720B2 (ja) * | 1985-03-20 | 1995-09-06 | 富士写真フイルム株式会社 | 回転磁気記録体トラッキング装置 |
JPS61222074A (ja) * | 1985-03-28 | 1986-10-02 | Tokyo Electric Co Ltd | デイスク装置におけるオ−トトラツキング装置 |
JPS62159383A (ja) * | 1986-01-08 | 1987-07-15 | Asahi Optical Co Ltd | 回転磁気記録媒体のトラツキング装置 |
JPH077523B2 (ja) * | 1986-04-15 | 1995-01-30 | パイオニア株式会社 | 情報読取装置 |
JPH0758549B2 (ja) * | 1987-10-21 | 1995-06-21 | キヤノン株式会社 | 光学的情報記録再生装置 |
JP2531847B2 (ja) * | 1990-09-27 | 1996-09-04 | インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン | 光学ディスク駆動装置 |
JP2591344B2 (ja) * | 1991-04-12 | 1997-03-19 | 株式会社日立製作所 | 光学的トラック追跡装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS616452A (ja) * | 1984-06-20 | 1986-01-13 | Toyota Motor Corp | 車両用無段変速機の制御装置 |
-
1979
- 1979-09-06 JP JP11478079A patent/JPS5641533A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS616452A (ja) * | 1984-06-20 | 1986-01-13 | Toyota Motor Corp | 車両用無段変速機の制御装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS5641533A (en) | 1981-04-18 |
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