NL1004964C2 - Optische pick-upinrichting. - Google Patents

Optische pick-upinrichting. Download PDF

Info

Publication number
NL1004964C2
NL1004964C2 NL1004964A NL1004964A NL1004964C2 NL 1004964 C2 NL1004964 C2 NL 1004964C2 NL 1004964 A NL1004964 A NL 1004964A NL 1004964 A NL1004964 A NL 1004964A NL 1004964 C2 NL1004964 C2 NL 1004964C2
Authority
NL
Netherlands
Prior art keywords
light
objective lens
light source
optical pick
disk
Prior art date
Application number
NL1004964A
Other languages
English (en)
Dutch (nl)
Other versions
NL1004964A1 (nl
Inventor
Chul-Woo Lee
Jang-Hoon Yoo
Kyung-Hwa Rim
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 NL1004964A1 publication Critical patent/NL1004964A1/xx
Application granted granted Critical
Publication of NL1004964C2 publication Critical patent/NL1004964C2/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
    • G11B7/12—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
    • 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
    • G11B7/139—Numerical aperture control 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)
  • Optical Head (AREA)
  • Lenses (AREA)
  • Glass Compositions (AREA)
  • Holo Graphy (AREA)
NL1004964A 1996-01-11 1997-01-09 Optische pick-upinrichting. NL1004964C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR19960000423 1996-01-11
KR1019960000423A KR100200873B1 (ko) 1996-01-11 1996-01-11 광 픽업 장치

Publications (2)

Publication Number Publication Date
NL1004964A1 NL1004964A1 (nl) 1997-07-14
NL1004964C2 true NL1004964C2 (nl) 1998-02-05

Family

ID=19449262

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1004964A NL1004964C2 (nl) 1996-01-11 1997-01-09 Optische pick-upinrichting.

Country Status (8)

Country Link
US (1) US5986993A (fr)
JP (1) JPH09198700A (fr)
KR (1) KR100200873B1 (fr)
DE (1) DE19700673C2 (fr)
FR (1) FR2743660B1 (fr)
GB (1) GB2309119B (fr)
IT (1) IT1289867B1 (fr)
NL (1) NL1004964C2 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100230253B1 (ko) * 1996-02-14 1999-11-15 윤종용 대물렌즈 장치 및 이의 제작방법 및 이를 적용한 광픽업장치
EP0874359B1 (fr) * 1997-04-21 2009-01-07 Konica Corporation Appareil de lecture optique
KR100514323B1 (ko) * 1997-12-05 2005-12-08 삼성전자주식회사 복수의광디스크를호환하는대물렌즈를구비한광픽업
CN1327423C (zh) * 1998-11-09 2007-07-18 松下电器产业株式会社 光信息处理装置和光学元件
JP2000231057A (ja) * 1999-02-10 2000-08-22 Konica Corp 対物レンズ及び光ピックアップ装置
US6829209B1 (en) 1999-06-23 2004-12-07 Matsushita Electric Industrial Co., Ltd. Objective for optical disk, optical head device and optical information recording/reproducing apparatus both comprising the same, mold for forming lens, method for machining mold for forming lens, and shape measuring instrument
JP4654500B2 (ja) * 2000-09-26 2011-03-23 ソニー株式会社 光学レンズ並びにこれを使用した光学ピックアップ装置及び光ディスク装置
US6977781B2 (en) * 2002-09-03 2005-12-20 Pentax Corporation Scanning optical system
CN1679094A (zh) * 2002-09-04 2005-10-05 皇家飞利浦电子股份有限公司 用于荧光多层存储器的扫描装置
US7042608B2 (en) * 2002-09-18 2006-05-09 Pentax Corporation Scanning optical system
US7019768B2 (en) * 2002-11-28 2006-03-28 Pentax Corporation Scanning optical system
WO2009069348A1 (fr) * 2007-11-27 2009-06-04 Mitsubishi Electric Corporation Dispositif à tête optique et système de reproduction de disque optique
CN104143495B (zh) * 2013-05-07 2017-09-01 许洋 一种质谱仪核心部件的自动控制系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5589924A (en) * 1978-12-27 1980-07-08 Toshiba Corp Optical information reproduction unit
JPS56114136A (en) * 1980-02-15 1981-09-08 Matsushita Electric Ind Co Ltd Optical recording and reproducing device
EP0078580A1 (fr) * 1981-11-02 1983-05-11 Koninklijke Philips Electronics N.V. Appareil de lecture d'une structure d'information optiquement lisible d'un support d'enregistrement
JPS61134942A (ja) * 1984-12-05 1986-06-23 Nec Corp 光学ヘツド
JPH05120720A (ja) * 1991-10-28 1993-05-18 Toshiba Corp 情報記録・再生装置
JPH0845105A (ja) * 1994-08-03 1996-02-16 Matsushita Electric Ind Co Ltd 光情報記録再生装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS566038U (fr) * 1979-06-25 1981-01-20
FR2460022B1 (fr) * 1979-06-25 1987-09-11 Hitachi Ltd Systeme optique de reproduction d'informations
US4349901A (en) * 1980-06-20 1982-09-14 Eastman Kodak Company Apparatus and method for reading optical discs
US4375096A (en) * 1981-03-10 1983-02-22 Rca Corporation Multi-bandwidth optical playback apparatus with elongated read spot
US4477891A (en) * 1982-03-12 1984-10-16 Rca Corporation Multi-bandwidth optical playback apparatus having minimum baseband distortion
JP2955382B2 (ja) * 1990-06-15 1999-10-04 オリンパス光学工業株式会社 光学式再生装置
US5235581A (en) * 1990-08-09 1993-08-10 Matsushita Electric Industrial Co., Ltd. Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses
US5281797A (en) * 1991-12-26 1994-01-25 Hitachi, Ltd. Short wavelength optical disk head having a changeable aperture
JP2532818B2 (ja) * 1993-02-01 1996-09-11 松下電器産業株式会社 対物レンズおよび光ヘッド装置
KR100234257B1 (ko) * 1995-08-30 1999-12-15 윤종용 대물렌즈 장치 및 안정된 포커스 서보 신호를 얻는방법 및 이를 적용한 광픽업 장치 및 두께가 다른 디스크를 판별하는 방법 및 두께가 다른 디스크로부터 정보를 재생하고 기록하는 방법
US5587981A (en) * 1995-09-05 1996-12-24 Kamatani; Yasuo Multi-standard optical disk reading method having distinction process

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5589924A (en) * 1978-12-27 1980-07-08 Toshiba Corp Optical information reproduction unit
JPS56114136A (en) * 1980-02-15 1981-09-08 Matsushita Electric Ind Co Ltd Optical recording and reproducing device
EP0078580A1 (fr) * 1981-11-02 1983-05-11 Koninklijke Philips Electronics N.V. Appareil de lecture d'une structure d'information optiquement lisible d'un support d'enregistrement
JPS61134942A (ja) * 1984-12-05 1986-06-23 Nec Corp 光学ヘツド
JPH05120720A (ja) * 1991-10-28 1993-05-18 Toshiba Corp 情報記録・再生装置
JPH0845105A (ja) * 1994-08-03 1996-02-16 Matsushita Electric Ind Co Ltd 光情報記録再生装置

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 004, no. 142 (P - 030) 7 October 1980 (1980-10-07) *
PATENT ABSTRACTS OF JAPAN vol. 005, no. 185 (P - 091) 25 November 1981 (1981-11-25) *
PATENT ABSTRACTS OF JAPAN vol. 010, no. 330 (P - 514) 11 November 1986 (1986-11-11) *
PATENT ABSTRACTS OF JAPAN vol. 017, no. 491 (P - 1607) 6 September 1993 (1993-09-06) *
PATENT ABSTRACTS OF JAPAN vol. 096, no. 006 28 June 1996 (1996-06-28) *

Also Published As

Publication number Publication date
DE19700673C2 (de) 2000-09-21
NL1004964A1 (nl) 1997-07-14
FR2743660B1 (fr) 1998-11-06
US5986993A (en) 1999-11-16
GB9700058D0 (en) 1997-02-19
ITMI970015A1 (it) 1998-07-08
IT1289867B1 (it) 1998-10-19
KR100200873B1 (ko) 1999-06-15
KR970060105A (ko) 1997-08-12
GB2309119A (en) 1997-07-16
GB2309119B (en) 1998-03-18
JPH09198700A (ja) 1997-07-31
FR2743660A1 (fr) 1997-07-18
DE19700673A1 (de) 1997-07-24

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PD2B A search report has been drawn up
MK Patent expired because of reaching the maximum lifetime of a patent

Effective date: 20170108