TW200709203A - A compatible optical pickup and an optical recording and/or reproducing apparatus employing a compatible optical pickup - Google Patents

A compatible optical pickup and an optical recording and/or reproducing apparatus employing a compatible optical pickup

Info

Publication number
TW200709203A
TW200709203A TW095131719A TW95131719A TW200709203A TW 200709203 A TW200709203 A TW 200709203A TW 095131719 A TW095131719 A TW 095131719A TW 95131719 A TW95131719 A TW 95131719A TW 200709203 A TW200709203 A TW 200709203A
Authority
TW
Taiwan
Prior art keywords
optical pickup
material layer
information storage
storage medium
compatible optical
Prior art date
Application number
TW095131719A
Other languages
English (en)
Inventor
Tae-Kyung Kim
Jin-Won Lee
Kyong-Tae Park
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of TW200709203A publication Critical patent/TW200709203A/zh

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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • G11B7/13925—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Head (AREA)
  • Holo Graphy (AREA)
TW095131719A 2005-08-29 2006-08-29 A compatible optical pickup and an optical recording and/or reproducing apparatus employing a compatible optical pickup TW200709203A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020050079444A KR100717024B1 (ko) 2005-08-29 2005-08-29 호환형 광픽업 및 이를 채용한 광 기록 및/또는 재생기기

Publications (1)

Publication Number Publication Date
TW200709203A true TW200709203A (en) 2007-03-01

Family

ID=37803916

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095131719A TW200709203A (en) 2005-08-29 2006-08-29 A compatible optical pickup and an optical recording and/or reproducing apparatus employing a compatible optical pickup

Country Status (6)

Country Link
US (1) US20070047422A1 (zh)
EP (1) EP1920435A4 (zh)
KR (1) KR100717024B1 (zh)
CN (1) CN101248488A (zh)
TW (1) TW200709203A (zh)
WO (1) WO2007027040A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008052823A (ja) * 2006-08-24 2008-03-06 Funai Electric Co Ltd 球面収差補正装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08278477A (ja) * 1994-12-27 1996-10-22 Seiko Epson Corp 回折素子、光ヘッド及び光記録再生装置
KR100386518B1 (ko) * 1996-09-27 2003-09-26 산요 덴키 가부시키가이샤 광픽업장치및파장선택성회절격자
US6574182B1 (en) * 1998-12-16 2003-06-03 Sanyo Electric Co., Ltd Optical pickup compatible with a plurality of types of optical disks having different thicknesses
US6584059B1 (en) * 1999-02-17 2003-06-24 Matsushita Electric Industrial Co., Ltd. Information recording and reproducing apparatus
EP1126291B1 (en) * 1999-08-26 2004-10-27 Asahi Glass Company Ltd. Phase shifter and optical head device mounted with the same
US6213131B1 (en) * 1999-12-23 2001-04-10 Larry Vien Fingernail stenciling system
JP3886313B2 (ja) * 2000-01-26 2007-02-28 パイオニア株式会社 光ピックアップ
JP4052120B2 (ja) * 2001-03-12 2008-02-27 ソニー株式会社 光ヘッド及び光学装置
US7206277B2 (en) * 2001-07-27 2007-04-17 Pioneer Corporation Optical pickup device and focal error detecting device therefor and wave aberration and focal error detecting device therefor
JP4221939B2 (ja) * 2001-08-31 2009-02-12 旭硝子株式会社 偏光性位相補正素子および光ヘッド装置
DE60321414D1 (de) * 2002-02-27 2008-07-17 Ricoh Kk Optischer Abtastkopf für verschiedene Wellenlängen
JP4504180B2 (ja) * 2002-04-18 2010-07-14 パナソニック株式会社 光学素子、光ヘッド、光情報記録再生装置、コンピュータ、映像記録装置、映像再生装置、サーバー、及びカーナビゲーションシステム
JP4300784B2 (ja) * 2002-10-18 2009-07-22 旭硝子株式会社 光ヘッド装置

Also Published As

Publication number Publication date
WO2007027040A1 (en) 2007-03-08
EP1920435A4 (en) 2008-12-24
KR100717024B1 (ko) 2007-05-10
KR20070027068A (ko) 2007-03-09
US20070047422A1 (en) 2007-03-01
CN101248488A (zh) 2008-08-20
EP1920435A1 (en) 2008-05-14

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