NL168641C - Optisch afspeelinrichting. - Google Patents

Optisch afspeelinrichting.

Info

Publication number
NL168641C
NL168641C NLAANVRAGE7612880,A NL7612880A NL168641C NL 168641 C NL168641 C NL 168641C NL 7612880 A NL7612880 A NL 7612880A NL 168641 C NL168641 C NL 168641C
Authority
NL
Netherlands
Prior art keywords
playing device
optical playing
optical
playing
Prior art date
Application number
NLAANVRAGE7612880,A
Other languages
English (en)
Other versions
NL7612880A (nl
NL168641B (nl
Original Assignee
Fuji Telecasting Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fuji Telecasting Co Ltd filed Critical Fuji Telecasting Co Ltd
Publication of NL7612880A publication Critical patent/NL7612880A/nl
Publication of NL168641B publication Critical patent/NL168641B/nl
Application granted granted Critical
Publication of NL168641C publication Critical patent/NL168641C/nl

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
    • 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)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Electrophonic Musical Instruments (AREA)
NLAANVRAGE7612880,A 1975-11-19 1976-11-19 Optisch afspeelinrichting. NL168641C (nl)

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
NL7612880A NL7612880A (nl) 1977-05-23
NL168641B NL168641B (nl) 1981-11-16
NL168641C true NL168641C (nl) 1982-04-16

Family

ID=26358232

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7612880,A NL168641C (nl) 1975-11-19 1976-11-19 Optisch afspeelinrichting.

Country Status (5)

Country Link
US (1) US4216357A (nl)
JP (2) JPS5953612B2 (nl)
DE (1) DE2652701C3 (nl)
GB (1) GB1570593A (nl)
NL (1) NL168641C (nl)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
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
DE3042676A1 (de) * 1979-11-12 1981-05-21 Mansei Kogyo K.K., Kawaguchi, Saitama Abtastvorrichtung zur verwendung in einem geraet zum lesen von video- und/oder tonfrequenzinformation
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
DE3503461A1 (de) * 1984-02-03 1985-08-08 Pioneer Electronic Corp., Tokio/Tokyo Geraet zum wiedergeben gespeicherter 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)

* Cited by examiner, † Cited by third party
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
GB1392796A (en) * 1972-05-31 1975-04-30 Tokyo Shibaura Electric Co Optical signal reproducing apparatus
JPS5117460B2 (nl) * 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

Also Published As

Publication number Publication date
JPS5953612B2 (ja) 1984-12-26
DE2652701A1 (de) 1977-05-26
JPS5518970B2 (nl) 1980-05-22
JPS52104901A (en) 1977-09-02
GB1570593A (en) 1980-07-02
JPS5262403A (en) 1977-05-23
DE2652701C3 (de) 1982-02-11
DE2652701B2 (de) 1981-05-14
NL7612880A (nl) 1977-05-23
US4216357A (en) 1980-08-05
NL168641B (nl) 1981-11-16

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Legal Events

Date Code Title Description
V4 Discontinued because of reaching the maximum lifetime of a patent

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