FR2349911A1 - Dispositif optique de commande pour faisceau de lecture d'un enregistrement - Google Patents
Dispositif optique de commande pour faisceau de lecture d'un enregistrementInfo
- Publication number
- FR2349911A1 FR2349911A1 FR7711703A FR7711703A FR2349911A1 FR 2349911 A1 FR2349911 A1 FR 2349911A1 FR 7711703 A FR7711703 A FR 7711703A FR 7711703 A FR7711703 A FR 7711703A FR 2349911 A1 FR2349911 A1 FR 2349911A1
- Authority
- FR
- France
- Prior art keywords
- control device
- optical control
- reading beam
- record reading
- record
- 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.)
- Granted
Links
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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
- G02B7/1821—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors for rotating or oscillating mirrors
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/681,092 US4100576A (en) | 1976-04-28 | 1976-04-28 | Electromagnetic optical beam controller having an eddy current damper for arresting mechanical resonance |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2349911A1 true FR2349911A1 (fr) | 1977-11-25 |
FR2349911B1 FR2349911B1 (fr) | 1980-09-12 |
Family
ID=24733787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7711703A Granted FR2349911A1 (fr) | 1976-04-28 | 1977-04-19 | Dispositif optique de commande pour faisceau de lecture d'un enregistrement |
Country Status (4)
Country | Link |
---|---|
US (1) | US4100576A (fr) |
JP (1) | JPS52155008A (fr) |
DE (1) | DE2718532A1 (fr) |
FR (1) | FR2349911A1 (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2382741A1 (fr) * | 1977-03-04 | 1978-09-29 | Sony Corp | Appareil de commande a miroir mobile suivant deux axes magnetoscope a disque |
FR2455331A1 (fr) * | 1979-04-27 | 1980-11-21 | Olympus Optical Co | Appareil de commande d'objectif pour la correction d'erreurs de position |
FR2492144A1 (fr) * | 1980-10-13 | 1982-04-16 | Philips Nv | Dispositif servant a la lecture et/ou l'enregistrement d'information dans une structure d'information lisible par voie optique |
EP0055646A2 (fr) * | 1980-12-29 | 1982-07-07 | Thomson-Csf | Dispositif optique d'accès à une piste sur un support d'information mobile |
EP0070070A1 (fr) * | 1981-07-10 | 1983-01-19 | Koninklijke Philips Electronics N.V. | Appareil opto-électronique pour l'enregistrement ou la lecture de pistes d'information au moyen d'un faisceau de radiations |
EP0036224B1 (fr) * | 1980-03-19 | 1983-09-21 | Koninklijke Philips Electronics N.V. | Dispositif pour le pivotement d'un élément optique par commande électrodynamique |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5593544A (en) * | 1979-01-09 | 1980-07-16 | Sony Corp | Multi-axis movable mirror unit |
US4371782A (en) * | 1979-12-31 | 1983-02-01 | Frans Brouwer | Optical pattern tracing system with remotely controlled kerf and forward offsets |
FR2523351B1 (fr) * | 1982-03-09 | 1989-07-13 | Thomson Csf | Tete optique dans un dispositif d'enregistrement-lecture d'un support d'information |
US4516231A (en) * | 1982-08-26 | 1985-05-07 | Rca Corporation | Optical disc system having momentum compensation |
US4660190A (en) * | 1983-01-25 | 1987-04-21 | Sharp Kabushiki Kaisha | Optical focus position control in optical disc apparatus |
US4658390A (en) * | 1983-04-18 | 1987-04-14 | Sharp Kabushiki Kaisha | Optical focus position control in an optical memory system |
SU1430931A1 (ru) * | 1985-11-04 | 1988-10-15 | Институт Машиноведения Им.А.А.Благонравова | Сканатор дл лазерных технологических установок |
FR2640828A1 (fr) * | 1988-07-21 | 1990-06-22 | Seiko Epson Corp | Actionneur electromagnetique |
US5276545A (en) * | 1989-03-24 | 1994-01-04 | Nicolet Instrument Corporation | Mirror alignment and damping device |
US5319497A (en) * | 1990-01-12 | 1994-06-07 | Matsushita Electric Industrial Co., Ltd. | Lens drive device with lens holder carrying drive flux generating magnets |
US5040860A (en) * | 1990-08-29 | 1991-08-20 | Litton Systems, Inc. | Momentum-balance mechanism for use with a scan mirror or other component |
US5239361A (en) * | 1991-10-25 | 1993-08-24 | Nicolet Instrument Corporation | Dynamic mirror alignment device for the interferometer of an infrared spectrometer |
US6213737B1 (en) * | 1997-04-18 | 2001-04-10 | Ebara Corporation | Damper device and turbomolecular pump with damper device |
US5883712A (en) * | 1997-05-21 | 1999-03-16 | Nicolet Instrument Corporation | Interferometer of an infrared spectrometer with dynamic moving mirror alignment |
US6721260B2 (en) * | 2001-09-04 | 2004-04-13 | Hewlett-Packard Development Company L.P. | Electromagnetically controlled drive system and method |
US6491271B1 (en) * | 2001-12-19 | 2002-12-10 | Adams Mfg. Corp. | Magnetic hook or clip |
EP1420179B1 (fr) | 2002-11-13 | 2007-01-10 | Contraves Space AG | Dispositif de suspension du type à flexion à trois degrés de liberté et dispositif de positionnement l'utilisant |
KR100595519B1 (ko) * | 2004-03-03 | 2006-07-03 | 엘지전자 주식회사 | 디스플레이 시스템의 화질 열화 완화용 전자력 구동기 |
US7136214B2 (en) * | 2004-11-12 | 2006-11-14 | Asml Holding N.V. | Active faceted mirror system for lithography |
US7643196B2 (en) * | 2005-12-16 | 2010-01-05 | The Charles Stark Draper Laboratory, Inc. | Systems, methods and devices for actuating a moveable miniature platform |
EP3115826A1 (fr) * | 2015-07-06 | 2017-01-11 | Trumpf Laser Marking Systems AG | Dispositif pour la déviation d'un rayon laser |
CN114263658B (zh) * | 2021-12-23 | 2024-01-16 | 西南石油大学 | 一种磁力滑移与导流旋转结合的涡激振动抑制装置及方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US653881A (en) * | 1899-02-17 | 1900-07-17 | Anton Pollak | Mirror-indicator for amplifying movements of bodies. |
US3624284A (en) * | 1966-09-01 | 1971-11-30 | Battelle Development Corp | Photographic record of digital information and playback system including optical scanner |
US3673412A (en) * | 1970-03-02 | 1972-06-27 | Trw Inc | Radiant energy beam scanning method and apparatus |
US3946166A (en) * | 1974-04-01 | 1976-03-23 | Zenith Radio Corporation | Tracking arrangement |
NL7511634A (nl) * | 1975-10-03 | 1977-04-05 | Philips Nv | Electromagnetisch bestuurbare zwenkspiegelinrich- ting. |
NL174608C (nl) * | 1975-10-20 | 1984-07-02 | Philips Nv | Werkwijze voor de vervaardiging van een zwenkspiegelinrichting en een zwenkspiegelinrichting vervaardigd volgens deze werkwijze. |
-
1976
- 1976-04-28 US US05/681,092 patent/US4100576A/en not_active Expired - Lifetime
-
1977
- 1977-04-19 FR FR7711703A patent/FR2349911A1/fr active Granted
- 1977-04-26 DE DE19772718532 patent/DE2718532A1/de not_active Withdrawn
- 1977-04-28 JP JP4976777A patent/JPS52155008A/ja active Pending
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2382741A1 (fr) * | 1977-03-04 | 1978-09-29 | Sony Corp | Appareil de commande a miroir mobile suivant deux axes magnetoscope a disque |
FR2455331A1 (fr) * | 1979-04-27 | 1980-11-21 | Olympus Optical Co | Appareil de commande d'objectif pour la correction d'erreurs de position |
EP0036224B1 (fr) * | 1980-03-19 | 1983-09-21 | Koninklijke Philips Electronics N.V. | Dispositif pour le pivotement d'un élément optique par commande électrodynamique |
FR2492144A1 (fr) * | 1980-10-13 | 1982-04-16 | Philips Nv | Dispositif servant a la lecture et/ou l'enregistrement d'information dans une structure d'information lisible par voie optique |
EP0055646A2 (fr) * | 1980-12-29 | 1982-07-07 | Thomson-Csf | Dispositif optique d'accès à une piste sur un support d'information mobile |
EP0055646A3 (en) * | 1980-12-29 | 1982-08-04 | Thomson-Csf | Device for optically accessing a track on a movable information carrier |
US4589102A (en) * | 1980-12-29 | 1986-05-13 | Thomson-Csf | Device for compensating the lack of balance of a deviating mirror belonging to an optical system for illuminating a data medium |
EP0070070A1 (fr) * | 1981-07-10 | 1983-01-19 | Koninklijke Philips Electronics N.V. | Appareil opto-électronique pour l'enregistrement ou la lecture de pistes d'information au moyen d'un faisceau de radiations |
Also Published As
Publication number | Publication date |
---|---|
FR2349911B1 (fr) | 1980-09-12 |
US4100576A (en) | 1978-07-11 |
JPS52155008A (en) | 1977-12-23 |
DE2718532A1 (de) | 1977-11-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2349911A1 (fr) | Dispositif optique de commande pour faisceau de lecture d'un enregistrement | |
FR2325987A1 (fr) | Dispositif de lecture optique d'un enregistrement | |
BE879426A (fr) | Dispositif optique pour la lecture de l'information d'un porteur d'information en forme de disque | |
FR2304981A1 (fr) | Dispositif d'enregistrement optique d'informations | |
FR2351468A1 (fr) | Dispositif d'exploration par voie optique de pistes d'enregistrement d'information | |
FR2422209B1 (fr) | Dispositif de lecture optique | |
FR2349191A1 (fr) | Lecteur optique de disque d'information comportant un dispositif d'acces automatique aux informations | |
FR2516687B1 (fr) | Enregistrement d'informations pour systeme optique de lecture et d'enregistrement | |
FR2537733B1 (fr) | Dispositif guide d'ondes optique | |
BE845349A (fr) | Dispositif pour la lecture d'un disque porte-information | |
BE838982A (fr) | Dispositif pour la lecture d'un porte-enregistrement plan muni d'une structure d'information lisible par voie optique | |
FR2509891B1 (fr) | Dispositif optique d'enregistrement-lecture sur support d'information pregrave | |
FR2445580B1 (fr) | Appareil d'enregistrement optique d'informations | |
FR2598546B1 (fr) | Dispositif d'entrainement d'un objectif d'appareil de lecture d'informations optiques | |
FR2339928A1 (fr) | Dispositif pour la lecture d'un porteur d'enregistrement presentant une structure d'information lisible par voie optique | |
FR2291663A1 (fr) | Dispositif pour la lecture d'un porteur d'enregistrement presentant une structure d'information optique | |
FR2386885B1 (fr) | Dispositif de commande pour appareils d'enregistrement magnetiques | |
FR2412133B1 (fr) | Appareil d'enregistrement optique de signaux sur un support d'enregistrement | |
FR2534722B1 (fr) | Dispositif servant a la lecture et/ou l'enregistrement d'information par voie optique | |
FR2504302B1 (fr) | Appareil de lecture d'un disque optique | |
FR2540272B1 (fr) | Dispositif de lecture d'un support d'information optique | |
FR2472243B1 (fr) | Dispositif d'enregistrement optique | |
FR2344075A1 (fr) | Dispositif de lecture optique de signaux tels que des signaux video | |
FR2437043B1 (fr) | Dispositif pour la lecture d'un porteur d'enregistrement optique comportant une structure d'information reflechissant le rayonnement | |
FR2511537B1 (fr) | Dispositif optique de suivi de piste a echantillonnage |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |