JPH0442732B2 - - Google Patents
Info
- Publication number
- JPH0442732B2 JPH0442732B2 JP17162984A JP17162984A JPH0442732B2 JP H0442732 B2 JPH0442732 B2 JP H0442732B2 JP 17162984 A JP17162984 A JP 17162984A JP 17162984 A JP17162984 A JP 17162984A JP H0442732 B2 JPH0442732 B2 JP H0442732B2
- Authority
- JP
- Japan
- Prior art keywords
- information
- signal
- groove
- grooves
- 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
- 238000000034 method Methods 0.000 claims description 26
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 36
- 230000003287 optical effect Effects 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating 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
- G11B7/007—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
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08547—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17162984A JPS6063733A (ja) | 1984-08-20 | 1984-08-20 | 情報記録方法及びその装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17162984A JPS6063733A (ja) | 1984-08-20 | 1984-08-20 | 情報記録方法及びその装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51090940A Division JPS6019048B2 (ja) | 1976-07-30 | 1976-07-30 | 情報再生方法及びその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6063733A JPS6063733A (ja) | 1985-04-12 |
| JPH0442732B2 true JPH0442732B2 (pt) | 1992-07-14 |
Family
ID=15926725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17162984A Granted JPS6063733A (ja) | 1984-08-20 | 1984-08-20 | 情報記録方法及びその装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6063733A (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0265695B1 (en) * | 1986-09-30 | 1992-06-17 | Sony Corporation | Recording apparatus |
| JP2565196B2 (ja) * | 1986-09-30 | 1996-12-18 | ソニー株式会社 | 記録装置及び記録方法 |
| US5339301A (en) * | 1986-10-06 | 1994-08-16 | U.S. Philips Corporation | Optically readable record carrier for recording information, method and apparatus for manufacturing such, apparatus for recording and reading information on a such a record carrier |
| NL8602504A (nl) * | 1986-10-06 | 1988-05-02 | Philips Nv | Optisch uitleesbare registratiedrager voor het optekenen van informatie, een inrichting voor het vervaardigen van een dergelijke registratiedrager, een inrichting voor het optekenen van informatie op een dergelijke registratiedrager, alsmede een inrichting voor het uitlezen van op een dergelijke registratiedrager opgetekende informatie. |
| JP3135333B2 (ja) * | 1992-01-10 | 2001-02-13 | 松下電器産業株式会社 | 光ディスク装置 |
| JP2689980B2 (ja) * | 1996-09-02 | 1997-12-10 | ソニー株式会社 | シーク制御方法 |
-
1984
- 1984-08-20 JP JP17162984A patent/JPS6063733A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6063733A (ja) | 1985-04-12 |
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