ATE6553T1 - Spurverfolgungsanordnung fuer einen sensor zur wiedergewinnung von auf eine informationsspur aufgezeichneten signalen. - Google Patents
Spurverfolgungsanordnung fuer einen sensor zur wiedergewinnung von auf eine informationsspur aufgezeichneten signalen.Info
- Publication number
- ATE6553T1 ATE6553T1 AT80301240T AT80301240T ATE6553T1 AT E6553 T1 ATE6553 T1 AT E6553T1 AT 80301240 T AT80301240 T AT 80301240T AT 80301240 T AT80301240 T AT 80301240T AT E6553 T1 ATE6553 T1 AT E6553T1
- Authority
- AT
- Austria
- Prior art keywords
- diodes
- string
- generate
- reflected light
- adjacent
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 abstract 2
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method 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
- G11B7/08—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
- G11B7/0901—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 for track following only
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/1446—Devices controlled by radiation in a repetitive configuration
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Recording Or Reproduction (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3125279A | 1979-04-18 | 1979-04-18 | |
EP80301240A EP0018211B1 (de) | 1979-04-18 | 1980-04-17 | Spurverfolgungsanordnung für einen Sensor zur Wiedergewinnung von auf eine Informationsspur aufgezeichneten Signalen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE6553T1 true ATE6553T1 (de) | 1984-03-15 |
Family
ID=21858415
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT80301240T ATE6553T1 (de) | 1979-04-18 | 1980-04-17 | Spurverfolgungsanordnung fuer einen sensor zur wiedergewinnung von auf eine informationsspur aufgezeichneten signalen. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0018211B1 (de) |
JP (1) | JPS55142424A (de) |
AT (1) | ATE6553T1 (de) |
CA (1) | CA1145463A (de) |
DE (1) | DE3066800D1 (de) |
HK (1) | HK50286A (de) |
MY (1) | MY8700048A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4695991A (en) * | 1980-12-09 | 1987-09-22 | Storage Research Pty. Ltd. | Reading information stored in multiple frame format |
FR2514913B1 (fr) * | 1981-10-16 | 1986-07-04 | Bull Sa | Dispositif opto-electronique de lecture d'informations contenues sur un support magnetique |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3158846A (en) * | 1961-01-23 | 1964-11-24 | Silverman Daniel | Information retrieval systems |
US3769465A (en) * | 1969-08-18 | 1973-10-30 | Ibm | Electronic servo in magnetic recording readout |
DE2033557B2 (de) * | 1970-07-07 | 1978-03-16 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | System zur Speicherung und Wieder gäbe von Daten |
DE2108837C3 (de) * | 1971-02-25 | 1973-11-15 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Anordnung zur Abtastung von Signalen längs mindestens einer Spur |
US3739154A (en) * | 1972-05-01 | 1973-06-12 | Ampex | Optical tracking apparatus for read out of high density recording |
DE2337494A1 (de) * | 1973-07-24 | 1975-02-13 | Licentia Gmbh | Anordnung zur abtastung von signalen laengs mindestens einer spur |
US3931459A (en) * | 1974-02-04 | 1976-01-06 | Zenith Radio Corporation | Video disc |
US3934130A (en) * | 1974-08-22 | 1976-01-20 | General Electric Company | Digital differential analyzer |
JPS5128720A (de) * | 1974-09-04 | 1976-03-11 | Mitsubishi Electric Corp | |
DE2522405C2 (de) * | 1975-05-21 | 1982-04-15 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Optisches Mehrkanal-Plattenspeichersystem zum Speichern von digitaler Information |
BE831264A (fr) * | 1975-07-11 | 1975-11-03 | Systeme de lecture d'informations sur disque | |
US4047022A (en) * | 1976-01-13 | 1977-09-06 | Ernst Leitz Gmbh | Auto focus with spatial filtering and pairwise interrogation of photoelectric diodes |
-
1980
- 1980-03-06 JP JP2746280A patent/JPS55142424A/ja active Granted
- 1980-03-17 CA CA000347801A patent/CA1145463A/en not_active Expired
- 1980-04-17 AT AT80301240T patent/ATE6553T1/de not_active IP Right Cessation
- 1980-04-17 DE DE8080301240T patent/DE3066800D1/de not_active Expired
- 1980-04-17 EP EP80301240A patent/EP0018211B1/de not_active Expired
-
1986
- 1986-07-03 HK HK502/86A patent/HK50286A/xx unknown
-
1987
- 1987-12-30 MY MY48/87A patent/MY8700048A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
HK50286A (en) | 1986-07-11 |
JPS6214890B2 (de) | 1987-04-04 |
JPS55142424A (en) | 1980-11-07 |
EP0018211B1 (de) | 1984-03-07 |
MY8700048A (en) | 1987-12-31 |
DE3066800D1 (en) | 1984-04-12 |
CA1145463A (en) | 1983-04-26 |
EP0018211A1 (de) | 1980-10-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1531488A (en) | Reading optical recordings | |
DE69434901D1 (de) | Optische Platte, Wiedergabegerät und Aufzeichnungsgerät | |
EP0201603A4 (de) | Spurnachführungsfehlerdetektorsystem eines optischen kopfes. | |
DK213888A (da) | Magnetiske optegnelsesmedier og servosystemer til benyttelse af saadanne medier | |
KR840003509A (ko) | 디스크형 기록캐리어 판독장치 | |
JPS5345506A (en) | Information detecting apparatus | |
DE3570545D1 (en) | Apparatus for recording and/or reading information in/from a track of a reflecting record carrier, which apparatus comprises a focusing control system with reduced spot-offset sensitivity | |
MY105948A (en) | Optical recording and/or reproducing apparatus. | |
JPS57181482A (en) | Disc device | |
DK549288A (da) | Sporreguleringskreds til en optisk aftastningsanordning | |
EP0965983A3 (de) | Vorrichtungen zur optischen Abtastung, zur Spurverfolgung und zum Abspielen von Platten | |
ATE6553T1 (de) | Spurverfolgungsanordnung fuer einen sensor zur wiedergewinnung von auf eine informationsspur aufgezeichneten signalen. | |
JPS6446237A (en) | Optical information recording and reproducing device | |
MY124584A (en) | Optical disc readout method and apparatus with focusing | |
MY122428A (en) | Apparatus for reading an optical data carrier | |
JPS57150147A (en) | Optical type recorder and reproducer | |
JPS5788536A (en) | Optical disc | |
AU2868889A (en) | Optically readable record carrier of the inscribable type and optical read apparatus for reading such a record carrier | |
JPS51122344A (en) | Beam control unit of optical information read-out equipment | |
SU590821A1 (ru) | Устройство дл измерени параметров движущейс магнитной ленты | |
JPS55160335A (en) | Photodisk recorder | |
JPS53110805A (en) | Optical information recording/reproducing device | |
EP0370113A4 (en) | Optical disc device and reproduction of its clock signal | |
JPS5769534A (en) | Optical track tracing device | |
JPS5328403A (en) | Optical information reader of disc from magnetic recording media |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |