JPS6244333B2 - - Google Patents
Info
- Publication number
- JPS6244333B2 JPS6244333B2 JP53033212A JP3321278A JPS6244333B2 JP S6244333 B2 JPS6244333 B2 JP S6244333B2 JP 53033212 A JP53033212 A JP 53033212A JP 3321278 A JP3321278 A JP 3321278A JP S6244333 B2 JPS6244333 B2 JP S6244333B2
- Authority
- JP
- Japan
- Prior art keywords
- light beam
- modulated light
- deformable film
- focused
- information
- 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
- 239000000463 material Substances 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 29
- 229910052714 tellurium Inorganic materials 0.000 claims description 13
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical group [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims description 13
- 230000004907 flux Effects 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 3
- 239000011800 void material Substances 0.000 claims description 3
- 239000010408 film Substances 0.000 description 45
- 238000000576 coating method Methods 0.000 description 20
- 239000011248 coating agent Substances 0.000 description 19
- 238000003860 storage Methods 0.000 description 19
- 239000000758 substrate Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 9
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- 239000004020 conductor Substances 0.000 description 5
- 230000003111 delayed effect Effects 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 229910052786 argon Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000006117 anti-reflective coating Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000001444 catalytic combustion detection Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000013524 data verification Methods 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000011364 vaporized material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/24—Arrangements for providing constant relative speed between record carrier and head
-
- 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
- G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
-
- 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
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with 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
- G11B7/08—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
- G11B7/0953—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 to compensate for eccentricity of the disc or disc tracks
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
-
- 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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/04—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electric resistance; Record carriers therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/21—Intermediate information storage
- H04N1/2166—Intermediate information storage for mass storage, e.g. in document filing systems
- H04N1/217—Interfaces allowing access to a single user
- H04N1/2175—Interfaces allowing access to a single user with local image input
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE792909157A DE2909157C2 (de) | 1978-03-10 | 1979-03-08 | Rotationsverdichter |
| US06/247,953 US4345886A (en) | 1978-03-10 | 1981-03-26 | Rotary compressor with vanes in the housing and suction through the rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78105677A | 1977-03-24 | 1977-03-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53119005A JPS53119005A (en) | 1978-10-18 |
| JPS6244333B2 true JPS6244333B2 (de) | 1987-09-19 |
Family
ID=25121529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3321278A Granted JPS53119005A (en) | 1977-03-24 | 1978-03-24 | Method and device for storing and referring to information |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS53119005A (de) |
| AU (1) | AU520835B2 (de) |
| BR (1) | BR7801789A (de) |
| CA (1) | CA1115838A (de) |
| DE (1) | DE2812886A1 (de) |
| FR (1) | FR2385170B1 (de) |
| GB (1) | GB1602893A (de) |
| NL (1) | NL7803200A (de) |
| SE (1) | SE438929B (de) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4205339A (en) * | 1978-07-20 | 1980-05-27 | Eastman Kodak Company | Frame storage and retrieval wherein the frame fields are quadrature amplitude modulated on a single carrier |
| BE871326A (fr) * | 1978-10-23 | 1979-04-17 | Mca Disco Vision | Procede et dispositif d'enregistrement et de reproduction d'un signal video. |
| USRE32431E (en) * | 1978-11-16 | 1987-06-02 | Discovision Associates | System for rotating an information storage disc at a variable angular velocity to recover information therefrom at a prescribed constant rate |
| US4229808A (en) * | 1978-12-21 | 1980-10-21 | Ncr Corporation | Method for recording multiple data segments on a storage disc with eccentricity factor |
| US4264986A (en) * | 1979-03-12 | 1981-04-28 | Willis Craig I | Information-recording process & apparatus |
| US4290122A (en) * | 1979-05-14 | 1981-09-15 | Xerox Corporation | Self-synchronizing clock source for optical memories |
| US4268840A (en) * | 1979-07-27 | 1981-05-19 | Xerox Corporation | Optical recording member |
| JPS5621893A (en) * | 1979-07-27 | 1981-02-28 | Xerox Corp | Optical recording part |
| JPS57208639A (en) * | 1981-06-18 | 1982-12-21 | Toshiba Corp | Recording method of disk |
| JPS58194149A (ja) * | 1982-05-08 | 1983-11-12 | Asahi Optical Co Ltd | 光学的記録担体からの情報読取り装置 |
| CA1198209A (en) * | 1983-11-24 | 1985-12-17 | Northern Telecom Limited | Optical disc |
| JPS60236119A (ja) * | 1984-05-09 | 1985-11-22 | Toshiba Corp | 光学式情報記録再生装置 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3365706A (en) * | 1964-04-15 | 1968-01-23 | Gilbert W. King | Photo-optical data storage and retrieval system employing error detection and error location identification components |
| JPS4968614A (de) * | 1972-09-04 | 1974-07-03 | ||
| JPS5062402A (de) * | 1973-10-01 | 1975-05-28 | ||
| JPS50136051A (de) * | 1974-04-15 | 1975-10-28 | ||
| JPS5132217A (de) * | 1974-09-13 | 1976-03-18 | Teac Corp | |
| JPS5191611A (de) * | 1975-02-08 | 1976-08-11 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE702967C (de) * | 1938-03-15 | 1941-02-20 | Ernst Bergmann | Verfahren zur Aufnahme und Wiedergabe von Lichttonaufzeichnungen |
| FR1471797A (fr) * | 1965-03-20 | 1967-03-03 | Bosch Gmbh Robert | Procédé et dispositif d'enregistrement d'informations |
| US3665483A (en) * | 1969-06-06 | 1972-05-23 | Chase Manhattan Capital Corp | Laser recording medium |
| US3774172A (en) * | 1972-03-23 | 1973-11-20 | D Silverman | Random access multiple disc optical information storage system |
| FR2212070A6 (de) * | 1972-08-25 | 1974-07-19 | Thomson Csf | |
| NL174591C (nl) * | 1973-02-09 | 1984-07-02 | Philips Nv | Schijfvormig registratiedragerlichaam. |
| CA1013854A (en) * | 1973-02-20 | 1977-07-12 | John S. Winslow | Videodisc mastering system |
| DE2522405C2 (de) * | 1975-05-21 | 1982-04-15 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Optisches Mehrkanal-Plattenspeichersystem zum Speichern von digitaler Information |
| FR2366636A1 (fr) * | 1976-10-01 | 1978-04-28 | Thomson Brandt | Dispositif d'enregistrement optique d'information sur un support avec asservissement de la position de la tache d'enregistrement sur le support d'information |
-
1978
- 1978-03-17 AU AU34232/78A patent/AU520835B2/en not_active Expired
- 1978-03-22 SE SE7803292A patent/SE438929B/sv not_active IP Right Cessation
- 1978-03-22 BR BR7801789A patent/BR7801789A/pt unknown
- 1978-03-23 GB GB11767/78A patent/GB1602893A/en not_active Expired
- 1978-03-23 CA CA299,591A patent/CA1115838A/en not_active Expired
- 1978-03-23 NL NL7803200A patent/NL7803200A/xx not_active Application Discontinuation
- 1978-03-23 FR FR7808506A patent/FR2385170B1/fr not_active Expired
- 1978-03-23 DE DE19782812886 patent/DE2812886A1/de not_active Ceased
- 1978-03-24 JP JP3321278A patent/JPS53119005A/ja active Granted
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3365706A (en) * | 1964-04-15 | 1968-01-23 | Gilbert W. King | Photo-optical data storage and retrieval system employing error detection and error location identification components |
| JPS4968614A (de) * | 1972-09-04 | 1974-07-03 | ||
| JPS5062402A (de) * | 1973-10-01 | 1975-05-28 | ||
| JPS50136051A (de) * | 1974-04-15 | 1975-10-28 | ||
| JPS5132217A (de) * | 1974-09-13 | 1976-03-18 | Teac Corp | |
| JPS5191611A (de) * | 1975-02-08 | 1976-08-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU520835B2 (en) | 1982-03-04 |
| DE2812886A1 (de) | 1978-10-26 |
| BR7801789A (pt) | 1979-01-02 |
| AU3423278A (en) | 1979-09-20 |
| SE7803292L (sv) | 1978-09-25 |
| FR2385170B1 (fr) | 1985-08-09 |
| NL7803200A (nl) | 1978-09-26 |
| JPS53119005A (en) | 1978-10-18 |
| GB1602893A (en) | 1981-11-18 |
| FR2385170A1 (fr) | 1978-10-20 |
| CA1115838A (en) | 1982-01-05 |
| SE438929B (sv) | 1985-05-13 |
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