HK1051738A1 - Optical pickup device and recording and/or reproducing device. - Google Patents

Optical pickup device and recording and/or reproducing device.

Info

Publication number
HK1051738A1
HK1051738A1 HK03103934A HK03103934A HK1051738A1 HK 1051738 A1 HK1051738 A1 HK 1051738A1 HK 03103934 A HK03103934 A HK 03103934A HK 03103934 A HK03103934 A HK 03103934A HK 1051738 A1 HK1051738 A1 HK 1051738A1
Authority
HK
Hong Kong
Prior art keywords
recording
optical pickup
pickup device
reproducing
reproducing device
Prior art date
Application number
HK03103934A
Other languages
English (en)
Inventor
Yasuo Osada
Hideo Nagasaka
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of HK1051738A1 publication Critical patent/HK1051738A1/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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/0857—Arrangements for mechanically moving the whole head
    • G11B7/08582—Sled-type positioners
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
    • G11B21/20—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier
    • G11B21/21—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier with provision for maintaining desired spacing of head from record carrier, e.g. fluid-dynamic spacing, slider
    • 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
    • G11B7/121—Protecting the head, e.g. against dust or impact with the record carrier
    • 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
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B2020/10935—Digital recording or reproducing wherein a time constraint must be met
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Head (AREA)
HK03103934A 2000-07-31 2003-06-03 Optical pickup device and recording and/or reproducing device. HK1051738A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000232466A JP4300689B2 (ja) 2000-07-31 2000-07-31 光ピックアップ装置、並びに記録及び／又は再生装置
PCT/JP2001/006606 WO2002011133A1 (fr) 2000-07-31 2001-07-31 Dispositif de lecture optique et dispositif d'enregistrement et / ou reproduction

Publications (1)

Publication Number Publication Date
HK1051738A1 true HK1051738A1 (en) 2003-08-15

Family

ID=18725150

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03103934A HK1051738A1 (en) 2000-07-31 2003-06-03 Optical pickup device and recording and/or reproducing device.

Country Status (7)

Country Link
US (3) US6880163B2 (xx)
EP (1) EP1313094A4 (xx)
JP (1) JP4300689B2 (xx)
KR (1) KR100797635B1 (xx)
CN (1) CN1183521C (xx)
HK (1) HK1051738A1 (xx)
WO (1) WO2002011133A1 (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4337282B2 (ja) * 2001-07-11 2009-09-30 ソニー株式会社 光ピックアップ装置及び記録及び／又は再生装置
JP3935422B2 (ja) * 2002-11-28 2007-06-20 オリオン電機株式会社 電子機器等の送り装置を構成するラックギア
JP4042111B2 (ja) * 2003-06-10 2008-02-06 船井電機株式会社 光ピックアップを有するディスク装置
JP4033067B2 (ja) * 2003-07-16 2008-01-16 ソニー株式会社 ディスクドライブ装置
US20050149960A1 (en) * 2003-12-29 2005-07-07 Mustek Systems Inc. Apparatus for driving optical head
CN1961361A (zh) * 2004-03-31 2007-05-09 先锋株式会社 光拾波器的移送装置
CN100395829C (zh) * 2004-11-26 2008-06-18 上海乐金广电电子有限公司 光盘读取装置
TW200632234A (en) * 2005-03-15 2006-09-16 Benq Corp Rack and optical drive therewith
US7218513B2 (en) * 2005-03-18 2007-05-15 Inventec Corporation Disc drive carrier unit
CN100489982C (zh) * 2005-07-09 2009-05-20 鸿富锦精密工业（深圳）有限公司 信息记录/再现装置装载机构
JP4622994B2 (ja) 2006-11-20 2011-02-02 船井電機株式会社 光ピックアップのガイド装置
CN101743594B (zh) * 2007-09-05 2012-06-27 三菱电机株式会社 光盘装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0246967A (ja) 1988-08-08 1990-02-16 Kosei Aruminiyuumu Kogyo Kk 重力金型鋳造機
JPH0269671A (ja) 1988-09-05 1990-03-08 Tokyo Electric Power Co Inc:The 光変流器
JPH0246967U (xx) * 1988-09-20 1990-03-30
US5119362A (en) * 1989-12-28 1992-06-02 Sony Corporation Disc player with a pickup feeding apparatus
JPH09288872A (ja) * 1996-04-19 1997-11-04 Sony Corp 光学ピックアップ装置の送り装置
KR980004506A (ko) * 1996-06-29 1998-03-30 김광호 디스크 플레이어의 픽업 기울기 조정 장치
US5995467A (en) 1996-07-25 1999-11-30 Sony Corporation Disc recording and/or reproducing apparatus with a liftable optical pickup apparatus and coordinated lens shutter
JP3513849B2 (ja) 1996-08-05 2004-03-31 ソニー株式会社 光ディスク装置
JPH10143899A (ja) 1996-11-08 1998-05-29 Sony Corp 光学ピックアップ装置
US5995487A (en) 1997-08-06 1999-11-30 Northern Telecom Limited Method and apparatus for providing subscribers with unguaranteed bandwidth connections wherein subscribers are alerted by encoded messages or a warning tone
JP2000057620A (ja) * 1998-08-05 2000-02-25 Sony Corp 光記録再生装置
JP3364922B2 (ja) * 1999-02-22 2003-01-08 船井電機株式会社 ピックアップ装置
US6366551B1 (en) * 2000-03-23 2002-04-02 Acute Applied Technologies, Inc. Tilt angle adjusting mechanism for optical disc driver

Also Published As

Publication number Publication date
WO2002011133A1 (fr) 2002-02-07
US6880163B2 (en) 2005-04-12
US20050157610A1 (en) 2005-07-21
KR100797635B1 (ko) 2008-01-23
US20050157609A1 (en) 2005-07-21
KR20020037359A (ko) 2002-05-18
CN1183521C (zh) 2005-01-05
EP1313094A4 (en) 2007-07-18
EP1313094A1 (en) 2003-05-21
CN1386269A (zh) 2002-12-18
US6971114B2 (en) 2005-11-29
JP2002050055A (ja) 2002-02-15
US6983473B2 (en) 2006-01-03
JP4300689B2 (ja) 2009-07-22
US20030031111A1 (en) 2003-02-13

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20120731