ZA822011B - Apparatus for recording and reading information tracks in an optical record carrier - Google Patents

Apparatus for recording and reading information tracks in an optical record carrier

Info

Publication number
ZA822011B
ZA822011B ZA822011A ZA822011A ZA822011B ZA 822011 B ZA822011 B ZA 822011B ZA 822011 A ZA822011 A ZA 822011A ZA 822011 A ZA822011 A ZA 822011A ZA 822011 B ZA822011 B ZA 822011B
Authority
ZA
South Africa
Prior art keywords
recording
record carrier
reading information
optical record
information tracks
Prior art date
Application number
ZA822011A
Other languages
English (en)
Inventor
Willem Gerard Opheij
Gerard Eduard Van Rosmalen
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of ZA822011B publication Critical patent/ZA822011B/xx

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
    • 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
ZA822011A 1981-04-21 1982-03-24 Apparatus for recording and reading information tracks in an optical record carrier ZA822011B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8101932A NL8101932A (nl) 1981-04-21 1981-04-21 Inrichting voor het inschrijven en uitlezen van informatiesporen in een optische registratiedrager.

Publications (1)

Publication Number Publication Date
ZA822011B true ZA822011B (en) 1983-11-30

Family

ID=19837384

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA822011A ZA822011B (en) 1981-04-21 1982-03-24 Apparatus for recording and reading information tracks in an optical record carrier

Country Status (15)

Country Link
US (1) US4546463A (de)
JP (1) JPS57181441A (de)
AT (1) AT373424B (de)
AU (1) AU548804B2 (de)
BE (1) BE892901A (de)
CA (1) CA1193721A (de)
CH (1) CH660810A5 (de)
DE (1) DE3214188A1 (de)
ES (1) ES8305144A1 (de)
FR (1) FR2504300B1 (de)
GB (1) GB2097150B (de)
IT (1) IT1210875B (de)
NL (1) NL8101932A (de)
SE (1) SE453542B (de)
ZA (1) ZA822011B (de)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5681812A (en) * 1979-12-10 1981-07-04 Fuji Photo Film Co Ltd Light beam modulating and deflecting device
US4574371A (en) * 1982-02-20 1986-03-04 Olympus Optical Company Limited Apparatus for recording and reproducing information on an optical disc
JPS58143442A (ja) * 1982-02-20 1983-08-26 Olympus Optical Co Ltd 情報記録再生装置
EP0099123B1 (de) * 1982-07-15 1990-11-28 Matsushita Electric Industrial Co., Ltd. Kopf zum optischen Aufzeichnen und Wiedergeben
JPS5936338A (ja) * 1982-08-24 1984-02-28 Matsushita Electric Ind Co Ltd 光デイスク記録再生方法
JPS59167855A (ja) * 1983-03-14 1984-09-21 Canon Inc 情報記録再生装置
JPS59177735A (ja) * 1983-03-25 1984-10-08 Canon Inc 光情報記録再生装置
NL8301632A (nl) * 1983-05-09 1984-12-03 Philips Nv Registratiedrager waarin langs optische weg informatie kan worden ingeschreven en uitgelezen.
JPS6047238A (ja) * 1983-08-24 1985-03-14 Nec Corp 光学ヘッド
JPS6047243A (ja) * 1983-08-26 1985-03-14 Hitachi Ltd 情報記録再生装置
EP0135750B1 (de) * 1983-08-26 1988-06-22 Hitachi, Ltd. Aufzeichnungs- und Wiedergabegerät für optische Informationen
US4618768A (en) * 1983-11-12 1986-10-21 Hughes Aircraft Company Thermal imaging device having non-orthogonal scan position sensor to scanning mirror beam path angle
EP0147620B1 (de) * 1983-11-22 1991-06-05 Kabushiki Kaisha Toshiba Optischer Kopf
DE3482347D1 (de) * 1983-12-14 1990-06-28 Hitachi Ltd Geraet zum optischen aufzeichnen von informationen.
JPS60132616U (ja) * 1984-02-13 1985-09-04 パイオニア株式会社 記録装置
GB2158962B (en) * 1984-04-25 1988-02-24 Fuji Photo Film Co Ltd Combining and separating polarised light beams
GB2184254B (en) * 1984-04-25 1988-02-24 Fuji Photo Film Co Ltd Optical image read-out and recordal scanning apparatus using a polarization beam splitter
JPS618744A (ja) * 1984-06-22 1986-01-16 Fuji Photo Film Co Ltd 光デイスク装置のフオ−カス誤差検出装置
US4694447A (en) * 1984-07-12 1987-09-15 International Business Machines Corp. Optical signal recorders employing two lasers and methods therefor
EP0180459B1 (de) * 1984-10-30 1991-12-18 Brother Kogyo Kabushiki Kaisha Magnetooptisches Speichermedium und Gerät zum Schreiben auf und Lesen von dem Medium
JPH0728588Y2 (ja) * 1984-12-24 1995-06-28 ソニー株式会社 光学記録再生装置
US4771415A (en) * 1985-02-27 1988-09-13 Brother Kogyo Kabushiki Kaisha Optical data storage and readout apparatus and head, using optical fibers between stationary and movable units
US5416755A (en) * 1985-02-28 1995-05-16 Canon Kabushiki Kaisha Optical pickup using split beams impinging on different photo-detector areas
DE3665372D1 (en) * 1985-05-31 1989-10-05 Siemens Ag Optical system for guiding the read-out beam in a magneto-optical memory
US4841502A (en) * 1985-06-14 1989-06-20 Kabushiki Kaisha Toshiba Information recording system and reproducing for recording and reproducing information on a magneto-optical disk
US4819242A (en) * 1985-11-20 1989-04-04 Hitachi, Ltd. Semiconductor laser driver circuit
JP2542577B2 (ja) * 1986-02-26 1996-10-09 株式会社東芝 情報記録再生装置
JP2531626B2 (ja) * 1986-04-10 1996-09-04 オリンパス光学工業株式会社 光学的記録媒体用基盤の光学的特性測定装置
US5189651A (en) * 1986-05-12 1993-02-23 Pioneer Electronic Corporation Optical system in magneto-optical recording and reproducing device
JPS6371945A (ja) * 1986-09-13 1988-04-01 Omron Tateisi Electronics Co 光カ−ド記録再生装置
US4799210A (en) * 1986-11-05 1989-01-17 Unisys Corporation Fiber optic read/write head for an optical disk memory system
JPS63102031U (de) * 1986-12-22 1988-07-02
NL8700440A (nl) * 1987-02-23 1988-09-16 Philips Nv Optische inrichting bevattende een houder met daarin aangebracht een optisch stelsel.
FR2613866B1 (fr) * 1987-04-07 1994-01-14 Mitsubishi Denki Kk Appareil d'enregistrement et de reproduction optique d'information
JPH073710B2 (ja) * 1987-06-17 1995-01-18 日本電気株式会社 光磁気ディスク装置
JP2561668B2 (ja) * 1987-06-22 1996-12-11 株式会社日立製作所 ２レ−ザ光ヘッド
JPH01138627A (ja) * 1987-11-26 1989-05-31 Ricoh Co Ltd 光デイスク装置
US5105410A (en) * 1987-12-28 1992-04-14 Ricoh Company, Ltd. Multi-beam optical pick-up
US5073888A (en) * 1988-04-21 1991-12-17 Ricoh Company, Ltd. Optical pickup device
US5341355A (en) * 1988-05-20 1994-08-23 Ricoh Company, Ltd. Multibeam optical pickup and servo method thereof
JP2657413B2 (ja) * 1989-03-03 1997-09-24 パイオニア株式会社 光ヘッド
JP2517122B2 (ja) * 1989-10-20 1996-07-24 松下電器産業株式会社 ビデオディスク記録装置およびビデオディスク再生装置
JP2962363B2 (ja) * 1990-04-28 1999-10-12 三菱電機株式会社 光ヘッド
JPH0447532A (ja) * 1990-06-15 1992-02-17 Mitsubishi Electric Corp 光学式ヘッド
US5235177A (en) * 1991-10-29 1993-08-10 Maximum, Inc. Angular position sensor using a polarized disc with coded tracks
DE19507213A1 (de) * 1995-03-02 1996-09-05 Krupp Ag Hoesch Krupp Bohrer
US20010050892A1 (en) * 1997-07-11 2001-12-13 Yoshitaka Takahashi Optical disk apparatus compatible with different types of mediums
GB2342161B (en) * 1998-09-30 2000-12-20 Ando Electric Electro-optic probe
TW424237B (en) * 1999-04-13 2001-03-01 Ind Tech Res Inst A read-writeable optical pickup head
TW432378B (en) * 1999-04-13 2001-05-01 Ind Tech Res Inst A multiple-wavelength read/write pickup head for DVD
TW424236B (en) * 1999-04-13 2001-03-01 Ind Tech Res Inst Compact optical read/write head
KR100341335B1 (ko) * 2000-05-18 2002-06-22 윤종용 광디스크 플레이어 및 그 기록 또는 재생방법
EP1565908A1 (de) * 2002-11-27 2005-08-24 Nokia Corporation Lese-/schreibeinrichtung für optischen speicher und verfahren dafür
TWI427631B (zh) * 2006-10-10 2014-02-21 Thomson Licensing 記錄層具有凹溝結構之光學記錄媒體，在其上記錄用之光學拾波器及記錄裝置和方法
US8395980B2 (en) * 2009-10-21 2013-03-12 Panasonic Corporation Optical head device, optical information device, and information processing device

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR484012A (fr) * 1916-12-29 1917-08-28 William Henry Kunz Perfectionnements apportés à la photographie en couleurs
CA1013854A (en) * 1973-02-20 1977-07-12 John S. Winslow Videodisc mastering system
US4027330A (en) * 1973-03-27 1977-05-31 Ted-Bildplatten Aktiengesellschaft, Aeg-Telefunken, Teldec Disc recording
NL7402169A (nl) * 1974-02-15 1975-08-19 Philips Nv Inrichting voor het uitlezen van een registra- tiedrager waarop informatie is aangebracht in een optisch uitleesbare struktuur.
US4150399A (en) * 1974-11-13 1979-04-17 U.S. Philips Corporation Apparatus for reading a record carrier with an optical information structure
JPS5855567B2 (ja) * 1975-06-06 1983-12-10 株式会社日立製作所 ジヨウホウサイセイホウシキ
JPS5922289B2 (ja) * 1975-11-20 1984-05-25 ソニー株式会社 ジヨウホウケンシユツソウチ
JPS52141608A (en) * 1976-05-20 1977-11-26 Sony Corp Information detector
US4074085A (en) * 1976-03-31 1978-02-14 Eli S. Jacobs Multiple beam optical record playback apparatus for simultaneous scan of plural data tracks
DE2634243A1 (de) * 1976-07-30 1978-02-02 Bosch Gmbh Robert System zur aufzeichnung und/oder wiedergabe von signalen mittels strahlen
FR2366636A1 (fr) * 1976-10-01 1978-04-28 Thomson Brandt Dispositif d'enregistrement optique d'information sur un support avec asservissement de la position de la tache d'enregistrement sur le support d'information
DE2650500A1 (de) * 1976-11-04 1978-05-11 Philips Patentverwaltung Polarisationsfarbfiltervorrichtung
JPS53148412A (en) * 1977-05-30 1978-12-25 Mitsubishi Electric Corp Optical recorder or reproducer
JPS5439103A (en) * 1977-09-02 1979-03-26 Victor Co Of Japan Ltd Medium locator for fucus servo
JPS6044727B2 (ja) * 1977-09-02 1985-10-05 日本ビクター株式会社 フオ−カスサ−ボにおける媒体位置検出方式
JPS54146613A (en) * 1978-05-10 1979-11-16 Hitachi Ltd Optical head
JPS5558832A (en) * 1978-10-24 1980-05-01 Mitsubishi Electric Corp Signal recording and reproducing unit of optical type
US4283777A (en) * 1979-05-14 1981-08-11 Xerox Corporation Optical memory having a parallel read out
FR2460523A1 (fr) * 1979-06-29 1981-01-23 Thomson Csf Tete de lecture optique a source laser a semi-conducteur et dispositif de lecture par reflexion d'un support d'information comportant une telle tete optique
FR2462758A1 (fr) * 1979-08-03 1981-02-13 Thomson Csf Dispositif optique d'acces a une piste portee par un support d'information et systeme de memoire optique comportant un tel dispositif
JPS5641530A (en) * 1979-09-11 1981-04-18 Toshiba Corp Photodisk recording device
FR2470391A1 (fr) * 1979-11-21 1981-05-29 Thomson Csf Dispositif optique stigmatique d'emission-reception de rayonnements coherents et tete optique d'enregistrement-lecture comprenant un tel dispositif
JPS56163531A (en) * 1980-05-16 1981-12-16 Nippon Telegr & Teleph Corp <Ntt> Optical information recorder and reproducer
FR2483664B1 (fr) * 1980-05-28 1985-06-28 Thomson Csf Dispositif optique d'enregistrement-lecture sur un support d'informations et systeme de memoire optique comprenant un tel dispositif
FR2498752B1 (fr) * 1981-01-23 1985-07-05 Thomson Csf Dispositif optique d'enregistrement lecture d'un support d'information comportant deux sources laser de longueurs d'ondes differentes

Also Published As

Publication number Publication date
FR2504300B1 (fr) 1988-01-15
DE3214188A1 (de) 1982-11-11
AU8281182A (en) 1982-10-28
AT373424B (de) 1984-01-25
GB2097150A (en) 1982-10-27
BE892901A (fr) 1982-10-19
IT1210875B (it) 1989-09-29
SE8202411L (sv) 1982-10-22
JPH0467261B2 (de) 1992-10-27
US4546463A (en) 1985-10-08
DE3214188C2 (de) 1992-10-08
NL8101932A (nl) 1982-11-16
IT8220798A0 (it) 1982-04-16
ES511506A0 (es) 1983-03-16
ATA155782A (de) 1983-05-15
ES8305144A1 (es) 1983-03-16
AU548804B2 (en) 1986-01-02
JPS57181441A (en) 1982-11-08
GB2097150B (en) 1984-11-07
CH660810A5 (de) 1987-06-15
FR2504300A1 (fr) 1982-10-22
CA1193721A (en) 1985-09-17
SE453542B (sv) 1988-02-08

Similar Documents

Publication Publication Date Title
ZA822011B (en) Apparatus for recording and reading information tracks in an optical record carrier
DE3373155D1 (en) Apparatus for recording and/or reading information on an optically readable disc
DE3277657D1 (en) Method and apparatus for optically recording and reproducing information
GB2149560B (en) Method of and apparatus for, recording and/or reproducing information in or from an optical record carrier
DE3175265D1 (en) Track searching arrangement for an optical information recording and reproducing apparatus
GB2170632B (en) Optical information recording medium and apparatus for recording/reproducing information using the same
JPS5720932A (en) Optical device for recording and reading data carrier
GB2069219B (en) Optically readabel digital information disc and manufacturing recording and reading apparatus therefor
DE3168628D1 (en) Thermo-optical process for information recording, record carrier for carrying out this process and apparatus to read this record carrier
DE3273917D1 (en) Optical data recording and reproducing apparatus
JPS54130102A (en) Method of writing information* recording carrier* recorded record carrier* and information writing and reading device
GB2104687B (en) Optical information recording and reproducing apparatus
GB2128798B (en) Apparatus for optically reading and/or recording information
SG44805A1 (en) Method of recording picture information record carrier and picture retrieval and reproduction device for reading the record carrier
JPS56134328A (en) Optical device for recording and reading data medium and optical memory system having same device
JPS5797187A (en) Method of preventing rewriting of information only recorded on data holder and apparatus for recording and/or reading information for preventing said rewriting
EP0144058A3 (en) Apparatus and record carrier for optically writing information
DE3472322D1 (en) Optical information recording and reproducing apparatus
HK84991A (en) Apparatus for reproducing information from an optically redable record carrier
DE3474077D1 (en) Method and system for confidentially processing information registered on a portable carrier recording track with optical reading
GB2171551B (en) Optical information recording and reproducing apparatus
GB2174530B (en) Optical information recording medium and method for recording information on said medium and reproducing information therefrom
JPS56165935A (en) Method and device for reading mark on information record
JPS57141031A (en) Optical apparatus for writing and reading information retaining medium
GB2156973B (en) Apparatus for reading optically recorded data from disk