DE2652701C3 - Gerät zur Erzeugung von elektrischen Signalen aus Informationsaufzeichnungen - Google Patents
Gerät zur Erzeugung von elektrischen Signalen aus InformationsaufzeichnungenInfo
- Publication number
- DE2652701C3 DE2652701C3 DE2652701A DE2652701A DE2652701C3 DE 2652701 C3 DE2652701 C3 DE 2652701C3 DE 2652701 A DE2652701 A DE 2652701A DE 2652701 A DE2652701 A DE 2652701A DE 2652701 C3 DE2652701 C3 DE 2652701C3
- Authority
- DE
- Germany
- Prior art keywords
- track
- signal
- light
- scanning
- signals
- 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
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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
- G11B7/0925—Electromechanical actuators for lens positioning
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H3/00—Instruments in which the tones are generated by electromechanical means
- G10H3/03—Instruments in which the tones are generated by electromechanical means using pick-up means for reading recorded waves, e.g. on rotating discs drums, tapes or wires
- G10H3/06—Instruments in which the tones are generated by electromechanical means using pick-up means for reading recorded waves, e.g. on rotating discs drums, tapes or wires using photoelectric pick-up means
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Optical Recording Or Reproduction (AREA)
- Electrophonic Musical Instruments (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50138186A JPS5953612B2 (ja) | 1975-11-19 | 1975-11-19 | コウデンシキサイセイホウホウ |
| JP2119876A JPS52104901A (en) | 1975-11-19 | 1976-03-01 | Photoelectric reproducer |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2652701A1 DE2652701A1 (de) | 1977-05-26 |
| DE2652701B2 DE2652701B2 (de) | 1981-05-14 |
| DE2652701C3 true DE2652701C3 (de) | 1982-02-11 |
Family
ID=26358232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2652701A Expired DE2652701C3 (de) | 1975-11-19 | 1976-11-19 | Gerät zur Erzeugung von elektrischen Signalen aus Informationsaufzeichnungen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4216357A (enExample) |
| JP (2) | JPS5953612B2 (enExample) |
| DE (1) | DE2652701C3 (enExample) |
| GB (1) | GB1570593A (enExample) |
| NL (1) | NL168641C (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4437177A (en) | 1979-11-12 | 1984-03-13 | Nippon Telegraph & Telephone Public Corporation | Small-sized video or audio pickup device having a beam deflector disposed within a focusing device support |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5548674A (en) * | 1978-10-05 | 1980-04-07 | Fuji Photo Film Co Ltd | Reading device for radiation picture information |
| HU182793B (en) * | 1980-01-26 | 1984-03-28 | Mueszeripari Muevek Lab | Method and apparatus for recording and displaying stationary or moving laser interference patterns or interference pattern series in predetermined sequence |
| FR2497377B1 (fr) * | 1980-12-29 | 1985-06-28 | Thomson Csf | Dispositif d'exploration optique d'un support d'information |
| JPS57179954A (en) * | 1981-04-27 | 1982-11-05 | Sony Corp | Optical type disc player |
| JPS57195340A (en) * | 1981-05-27 | 1982-12-01 | Sony Corp | Optical disk player |
| NL8105072A (nl) * | 1981-11-10 | 1983-06-01 | Philips Nv | Electro-optische inrichting. |
| US4534021A (en) * | 1981-12-10 | 1985-08-06 | Discovision Associates | Angularly multiplexed optical recording medium |
| JPS58109835U (ja) * | 1982-01-18 | 1983-07-26 | パイオニア株式会社 | 光学式デイスクプレ−ヤのピツクアツプ角度調整機構 |
| JPS5936338A (ja) * | 1982-08-24 | 1984-02-28 | Matsushita Electric Ind Co Ltd | 光デイスク記録再生方法 |
| JPS5968830A (ja) * | 1982-10-14 | 1984-04-18 | Toshiba Corp | 光学情報記録再生装置 |
| JPS5962513U (ja) * | 1982-10-19 | 1984-04-24 | カルソニックカンセイ株式会社 | 燃料消費量計 |
| JPS59168835U (ja) * | 1983-04-27 | 1984-11-12 | パイオニア株式会社 | 光学式記録情報読取装置 |
| JPS59223952A (ja) * | 1983-06-02 | 1984-12-15 | Sanyo Electric Co Ltd | 光学装置におけるスキユ−角調整装置 |
| JPS609018U (ja) * | 1983-06-24 | 1985-01-22 | パイオニア株式会社 | 光学式記録情報読取装置 |
| AU575332B2 (en) * | 1983-07-29 | 1988-07-28 | Sony Corporation | Optical disk pick-up |
| JPS6096116A (ja) * | 1983-10-31 | 1985-05-29 | 矢崎総業株式会社 | 電線の被覆除去装置における被覆除去検出装置 |
| JPS60120522U (ja) * | 1984-01-23 | 1985-08-14 | パイオニア株式会社 | 光学式記録情報読取装置 |
| JPS60123763U (ja) * | 1984-01-30 | 1985-08-21 | パイオニア株式会社 | 記録情報再生装置 |
| GB2156069B (en) * | 1984-02-03 | 1987-05-07 | Pioneer Electronic Corp | Apparatus for reproducing recorded information |
| JPS61211846A (ja) * | 1985-03-18 | 1986-09-19 | Pioneer Electronic Corp | 光学式情報記録再生装置におけるピツクアツプ装置 |
| US4794585A (en) * | 1986-05-06 | 1988-12-27 | Lee Wai Hon | Optical head having a hologram lens and polarizers for use with magneto-optic medium |
| US4870631A (en) * | 1986-05-30 | 1989-09-26 | Finial Technology, Inc. | Optical turntable system with reflected spot position detection |
| US4905216A (en) * | 1986-12-04 | 1990-02-27 | Pencom International Corporation | Method for constructing an optical head by varying a hologram pattern |
| JPS63220432A (ja) * | 1987-03-10 | 1988-09-13 | Toshiba Corp | 光学ヘツド |
| JPH0713057Y2 (ja) * | 1989-01-23 | 1995-03-29 | 日本電気ホームエレクトロニクス株式会社 | 光ヘッドの姿勢検出装置 |
| JP2747332B2 (ja) * | 1989-07-05 | 1998-05-06 | 三菱電機株式会社 | 光ヘッド |
| KR950007129U (ko) * | 1993-08-17 | 1995-03-21 | 틸트 센서 출력에 의한 리프트 제어장치 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2347084A (en) * | 1942-09-15 | 1944-04-18 | Rca Corp | Noiseless sound system |
| US2487511A (en) * | 1947-05-21 | 1949-11-08 | Rca Corp | Contour indicating device |
| US2575445A (en) * | 1948-10-01 | 1951-11-20 | Anthony E Neidt | Scanning of sound records |
| US3138669A (en) * | 1961-06-06 | 1964-06-23 | Rabinow Jacob | Record player using light transducer and servo |
| US3335219A (en) * | 1963-08-01 | 1967-08-08 | Columbia Broadcasting Syst Inc | Television picture and sound recording system |
| DE2003057A1 (de) * | 1970-01-23 | 1971-07-29 | Battelle Development Corp | Audiovisuelles Signal-Aufzeichnungs- und Wiedergabesystem |
| US3769468A (en) * | 1971-07-30 | 1973-10-30 | Westinghouse Electric Corp | Audio reproduction methods and apparatus |
| US3860766A (en) * | 1972-05-31 | 1975-01-14 | Tokyo Shibaura Electric Co | Optical signal reproducing apparatus |
| JPS5117460B2 (enExample) * | 1972-07-20 | 1976-06-02 | ||
| JPS5851330B2 (ja) * | 1972-11-27 | 1983-11-16 | 株式会社日立製作所 | ヒカリトラツキング ノ ホウシキ |
| JPS5951049B2 (ja) * | 1973-01-10 | 1984-12-12 | 株式会社日立製作所 | 情報再生装置 |
| US3975598A (en) * | 1973-05-17 | 1976-08-17 | Westinghouse Electric Corporation | Random-access spoken word electron beam digitally addressable memory |
| DE2418195A1 (de) * | 1974-04-13 | 1975-11-06 | Bosch Gmbh Robert | Verfahren zur fuehrung eines lichtstrahls auf einer signalspur |
| US3992593A (en) * | 1974-08-22 | 1976-11-16 | Heine William K | Disc phonograph record playback by laser generated diffraction pattern |
-
1975
- 1975-11-19 JP JP50138186A patent/JPS5953612B2/ja not_active Expired
-
1976
- 1976-03-01 JP JP2119876A patent/JPS52104901A/ja active Granted
- 1976-11-17 GB GB47930/76A patent/GB1570593A/en not_active Expired
- 1976-11-19 NL NLAANVRAGE7612880,A patent/NL168641C/xx not_active IP Right Cessation
- 1976-11-19 DE DE2652701A patent/DE2652701C3/de not_active Expired
- 1976-11-22 US US05/743,661 patent/US4216357A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4437177A (en) | 1979-11-12 | 1984-03-13 | Nippon Telegraph & Telephone Public Corporation | Small-sized video or audio pickup device having a beam deflector disposed within a focusing device support |
Also Published As
| Publication number | Publication date |
|---|---|
| NL168641B (nl) | 1981-11-16 |
| NL168641C (nl) | 1982-04-16 |
| JPS5518970B2 (enExample) | 1980-05-22 |
| DE2652701B2 (de) | 1981-05-14 |
| JPS5953612B2 (ja) | 1984-12-26 |
| JPS52104901A (en) | 1977-09-02 |
| JPS5262403A (en) | 1977-05-23 |
| DE2652701A1 (de) | 1977-05-26 |
| GB1570593A (en) | 1980-07-02 |
| US4216357A (en) | 1980-08-05 |
| NL7612880A (nl) | 1977-05-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |