JPS5048822A - - Google Patents
Info
- Publication number
- JPS5048822A JPS5048822A JP49030155A JP3015574A JPS5048822A JP S5048822 A JPS5048822 A JP S5048822A JP 49030155 A JP49030155 A JP 49030155A JP 3015574 A JP3015574 A JP 3015574A JP S5048822 A JPS5048822 A JP S5048822A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
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
- G11B17/34—Guiding record carriers during transducing operation, e.g. for track following
-
- 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
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7309717A FR2222718B1 (ja) | 1973-03-19 | 1973-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5048822A true JPS5048822A (ja) | 1975-05-01 |
Family
ID=9116491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49030155A Pending JPS5048822A (ja) | 1973-03-19 | 1974-03-18 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3963863A (ja) |
| JP (1) | JPS5048822A (ja) |
| CA (1) | CA1028059A (ja) |
| DE (1) | DE2413218A1 (ja) |
| FR (1) | FR2222718B1 (ja) |
| IT (1) | IT1007384B (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0778450A (ja) * | 1978-03-27 | 1995-03-20 | Discovision Assoc | 光ディスクプレイヤ |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4008491A (en) * | 1975-01-02 | 1977-02-15 | International Business Machines Corporation | Fixed head, direct access storage device |
| FR2330108A1 (fr) * | 1975-10-31 | 1977-05-27 | Hitachi Ltd | Appareil de restitution d'informations |
| US4340955A (en) * | 1978-03-27 | 1982-07-20 | Discovision Associates | Video disc player |
| US4439848A (en) * | 1978-03-27 | 1984-03-27 | Discovision Associates | Focusing system for video disc player |
| USRE32709E (en) * | 1978-03-27 | 1988-07-05 | Discovision Associates | Tracking system for video disc player |
| SE7813460L (sv) * | 1978-03-27 | 1979-09-28 | Mca Disco Vision | Videoskivspelare |
| US4488275A (en) * | 1978-03-27 | 1984-12-11 | Discovision Associates | Tracking system for video disc player |
| US4367545A (en) * | 1979-02-16 | 1983-01-04 | Discovision Associates | Video disc player |
| US4316278A (en) * | 1979-12-13 | 1982-02-16 | Mcdonnell Douglas Corporation | System for reading or recording indicia on a flexible disc |
| FR2472298A1 (fr) * | 1979-12-21 | 1981-06-26 | Thomson Csf | Dispositif permettant de deplacer longitudinalement un moteur de rotation, et lecteur de video-disque comprenant un tel dispositif |
| US4447899A (en) * | 1980-06-18 | 1984-05-08 | Eastman Kodak Company | Optical disc method, media and apparatus for writing and/or reading information |
| US4416001A (en) * | 1980-11-26 | 1983-11-15 | News Log International, Inc. | Method and apparatus for optically reading digital data inscribed in an arcuate pattern on a data carrier |
| US4692913A (en) * | 1980-11-26 | 1987-09-08 | News Log International, Inc. | Method and apparatus for reading a data record carrier |
| US4394667A (en) * | 1982-03-26 | 1983-07-19 | Xerox Corporation | Radial access drive for an optical disk recorder |
| NL8303217A (nl) * | 1983-09-19 | 1985-04-16 | Philips Nv | Optische platenspeler. |
| HU200400B (en) * | 1986-02-07 | 1990-05-28 | Akad Nauk Sssr | Optical store |
| US5798999A (en) | 1991-12-23 | 1998-08-25 | Nimbus Communications International Limited | Damped turntable/disk arculately positionable relative to a head |
| DE69319938T2 (de) * | 1992-01-30 | 1999-01-14 | Hitachi, Ltd., Tokio/Tokyo | Gerät für optische Platten |
| NL1004139C2 (nl) * | 1996-04-23 | 1998-10-22 | Samsung Electronics Co Ltd | Optisch registratie- en reproductieapparaat. |
| KR100195104B1 (ko) * | 1996-06-17 | 1999-06-15 | 윤종용 | 위상차 및 틸트 조정이 가능한 디스크플레이어 |
| US20060138597A1 (en) * | 2004-12-24 | 2006-06-29 | Johnson David A | Combined high reliability contact metal/ ballast resistor/ bypass capacitor structure for power transistors |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3174140A (en) * | 1959-07-01 | 1965-03-16 | Ibm | Magneto-optical recording and readout device |
| US3138669A (en) * | 1961-06-06 | 1964-06-23 | Rabinow Jacob | Record player using light transducer and servo |
| US3287563A (en) * | 1962-11-07 | 1966-11-22 | Minnesota Mining & Mfg | Spatial coherent reproducing system |
| US3304544A (en) * | 1962-12-27 | 1967-02-14 | Ibm | Random access magnetic memory unit housing |
| FR2126492A5 (ja) * | 1971-02-08 | 1972-10-06 | Thomson Csf |
-
1973
- 1973-03-19 FR FR7309717A patent/FR2222718B1/fr not_active Expired
-
1974
- 1974-03-14 US US05/451,371 patent/US3963863A/en not_active Expired - Lifetime
- 1974-03-18 JP JP49030155A patent/JPS5048822A/ja active Pending
- 1974-03-18 CA CA195,205A patent/CA1028059A/en not_active Expired
- 1974-03-19 DE DE2413218A patent/DE2413218A1/de active Pending
- 1974-04-08 IT IT20503/74A patent/IT1007384B/it active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0778450A (ja) * | 1978-03-27 | 1995-03-20 | Discovision Assoc | 光ディスクプレイヤ |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2222718B1 (ja) | 1977-02-11 |
| DE2413218A1 (de) | 1974-09-26 |
| CA1028059A (en) | 1978-03-14 |
| US3963863A (en) | 1976-06-15 |
| IT1007384B (it) | 1976-10-30 |
| FR2222718A1 (ja) | 1974-10-18 |