NL8101932A - Inrichting voor het inschrijven en uitlezen van informatiesporen in een optische registratiedrager. - Google Patents

Inrichting voor het inschrijven en uitlezen van informatiesporen in een optische registratiedrager. Download PDF

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Publication number
NL8101932A
NL8101932A NL8101932A NL8101932A NL8101932A NL 8101932 A NL8101932 A NL 8101932A NL 8101932 A NL8101932 A NL 8101932A NL 8101932 A NL8101932 A NL 8101932A NL 8101932 A NL8101932 A NL 8101932A
Authority
NL
Netherlands
Prior art keywords
polarization
writing
beams
radiation
reading
Prior art date
Application number
NL8101932A
Other languages
English (en)
Dutch (nl)
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
Priority to NL8101932A priority Critical patent/NL8101932A/nl
Priority to US06/282,281 priority patent/US4546463A/en
Priority to ZA822011A priority patent/ZA822011B/xx
Priority to CA000400027A priority patent/CA1193721A/en
Priority to GB8211183A priority patent/GB2097150B/en
Priority to FR8206592A priority patent/FR2504300B1/fr
Priority to IT8220798A priority patent/IT1210875B/it
Priority to DE19823214188 priority patent/DE3214188A1/de
Priority to JP57063255A priority patent/JPS57181441A/ja
Priority to SE8202411A priority patent/SE453542B/sv
Priority to CH2365/82A priority patent/CH660810A5/de
Priority to ES511506A priority patent/ES511506A0/es
Priority to BE0/207869A priority patent/BE892901A/fr
Priority to AU82811/82A priority patent/AU548804B2/en
Priority to AT0155782A priority patent/AT373424B/de
Publication of NL8101932A publication Critical patent/NL8101932A/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
NL8101932A 1981-04-21 1981-04-21 Inrichting voor het inschrijven en uitlezen van informatiesporen in een optische registratiedrager. NL8101932A (nl)

Priority Applications (15)

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.
US06/282,281 US4546463A (en) 1981-04-21 1981-07-10 Apparatus for recording and reading information tracks on an optical record carrier with a beam of radiation
ZA822011A ZA822011B (en) 1981-04-21 1982-03-24 Apparatus for recording and reading information tracks in an optical record carrier
CA000400027A CA1193721A (en) 1981-04-21 1982-03-31 Apparatus for recording and reading information tracks in an optical record carrier
GB8211183A GB2097150B (en) 1981-04-21 1982-04-16 Recording and reading apparatus for optical record carriers
FR8206592A FR2504300B1 (fr) 1981-04-21 1982-04-16 Dispositif d'enregistrement et de lecture d'information dans des pistes d'information d'un porteur d'enregistrement optique
IT8220798A IT1210875B (it) 1981-04-21 1982-04-16 Apparato per la registrazione e la lettura di piste di informazione in un supporto a disco, di itpo ottico.
DE19823214188 DE3214188A1 (de) 1981-04-21 1982-04-17 Anordnung zum schreiben und lesen von datenspuren in einem optischen aufzeichnungstraeger
JP57063255A JPS57181441A (en) 1981-04-21 1982-04-17 Recorder and reader for optical recording carrier
SE8202411A SE453542B (sv) 1981-04-21 1982-04-19 Apparat for uppteckning och avlesning av informationsspar i en optisk uppteckningsberare
CH2365/82A CH660810A5 (de) 1981-04-21 1982-04-19 Anordnung zum schreiben und lesen von datenspuren in einem optischen aufzeichnungstraeger.
ES511506A ES511506A0 (es) 1981-04-21 1982-04-19 "un aparato para grabar y leer pistas de informacion en una superficie con informacion de un portador de registro".
BE0/207869A BE892901A (fr) 1981-04-21 1982-04-19 Dispositif d'enregistrement et de lecture d'information dans des pistes d'information d'un porteur d'enregistrement optique
AU82811/82A AU548804B2 (en) 1981-04-21 1982-04-19 Optical disk reader/recorder
AT0155782A AT373424B (de) 1981-04-21 1982-04-21 Anordnung zum schreiben und lesen von datenspuren in einer datenflaeche eines aufzeichnungstraegers mittels optischer strahlung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8101932 1981-04-21
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
NL8101932A true NL8101932A (nl) 1982-11-16

Family

ID=19837384

Family Applications (1)

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

Country Status (15)

Country Link
US (1) US4546463A (es)
JP (1) JPS57181441A (es)
AT (1) AT373424B (es)
AU (1) AU548804B2 (es)
BE (1) BE892901A (es)
CA (1) CA1193721A (es)
CH (1) CH660810A5 (es)
DE (1) DE3214188A1 (es)
ES (1) ES511506A0 (es)
FR (1) FR2504300B1 (es)
GB (1) GB2097150B (es)
IT (1) IT1210875B (es)
NL (1) NL8101932A (es)
SE (1) SE453542B (es)
ZA (1) ZA822011B (es)

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NL8301632A (nl) * 1983-05-09 1984-12-03 Philips Nv Registratiedrager waarin langs optische weg informatie kan worden ingeschreven en uitgelezen.
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JPS60132616U (ja) * 1984-02-13 1985-09-04 パイオニア株式会社 記録装置
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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
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JP2542577B2 (ja) * 1986-02-26 1996-10-09 株式会社東芝 情報記録再生装置
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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 (es) * 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
CN1695184A (zh) * 2002-11-27 2005-11-09 诺基亚公司 光存储器的读/写设备及读/写方法
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
CN102483936B (zh) * 2009-10-21 2014-08-13 松下电器产业株式会社 光学头装置、光信息装置以及信息处理装置

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Also Published As

Publication number Publication date
BE892901A (fr) 1982-10-19
IT1210875B (it) 1989-09-29
GB2097150B (en) 1984-11-07
AU548804B2 (en) 1986-01-02
JPH0467261B2 (es) 1992-10-27
CA1193721A (en) 1985-09-17
FR2504300A1 (fr) 1982-10-22
JPS57181441A (en) 1982-11-08
SE8202411L (sv) 1982-10-22
IT8220798A0 (it) 1982-04-16
ZA822011B (en) 1983-11-30
SE453542B (sv) 1988-02-08
CH660810A5 (de) 1987-06-15
ATA155782A (de) 1983-05-15
DE3214188A1 (de) 1982-11-11
ES8305144A1 (es) 1983-03-16
AU8281182A (en) 1982-10-28
ES511506A0 (es) 1983-03-16
DE3214188C2 (es) 1992-10-08
FR2504300B1 (fr) 1988-01-15
GB2097150A (en) 1982-10-27
AT373424B (de) 1984-01-25
US4546463A (en) 1985-10-08

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