NL1006255C2 - Optische opneeminrichting. - Google Patents

Optische opneeminrichting. Download PDF

Info

Publication number
NL1006255C2
NL1006255C2 NL1006255A NL1006255A NL1006255C2 NL 1006255 C2 NL1006255 C2 NL 1006255C2 NL 1006255 A NL1006255 A NL 1006255A NL 1006255 A NL1006255 A NL 1006255A NL 1006255 C2 NL1006255 C2 NL 1006255C2
Authority
NL
Netherlands
Prior art keywords
optical
light
optical source
recording medium
beam splitter
Prior art date
Application number
NL1006255A
Other languages
English (en)
Dutch (nl)
Other versions
NL1006255A1 (nl
Inventor
Kun-Ho Cho
Chul-Woo Lee
Yong-Hoon Lee
Dong-Ho Shin
Chong-Sam Chung
Pyeong-Yong Seong
Hyun-Seob Choi
Tae-Kyoung Kim
No-Kyong 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19461391&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NL1006255(C2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of NL1006255A1 publication Critical patent/NL1006255A1/xx
Application granted granted Critical
Publication of NL1006255C2 publication Critical patent/NL1006255C2/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
    • G11B7/1356—Double or multiple prisms, i.e. having two or more prisms in cooperation
    • 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
    • G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
    • 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
    • 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
    • G11B7/1395—Beam splitters or combiners
    • 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)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
NL1006255A 1996-06-07 1997-06-06 Optische opneeminrichting. NL1006255C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR19960020725 1996-06-07
KR1019960020725A KR100234261B1 (ko) 1996-06-07 1996-06-07 호환형 광픽업장치

Publications (2)

Publication Number Publication Date
NL1006255A1 NL1006255A1 (nl) 1997-12-10
NL1006255C2 true NL1006255C2 (nl) 2000-01-10

Family

ID=19461391

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1006255A NL1006255C2 (nl) 1996-06-07 1997-06-06 Optische opneeminrichting.

Country Status (5)

Country Link
JP (1) JP2818408B2 (ja)
KR (1) KR100234261B1 (ja)
CN (1) CN1093975C (ja)
NL (1) NL1006255C2 (ja)
SG (1) SG52983A1 (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000009844A (ko) * 1998-07-29 2000-02-15 사까이 히로시 광픽업
KR100315637B1 (ko) 1999-03-31 2001-12-12 윤종용 씨디-알더블유의 재생/기록이 가능한 디브이디-롬 광학계
KR20030075753A (ko) * 2002-03-20 2003-09-26 삼성전자주식회사 호환형 광픽업
KR100565797B1 (ko) 2004-09-20 2006-03-29 삼성전자주식회사 멀티 기록/재생용 광픽업장치
JP2006236513A (ja) * 2005-02-28 2006-09-07 Hitachi Media Electoronics Co Ltd 光ピックアップ
JP4821372B2 (ja) * 2006-03-03 2011-11-24 富士ゼロックス株式会社 画像読み取り装置
JP5067638B2 (ja) * 2009-04-13 2012-11-07 Ｎｅｃエンジニアリング株式会社 画像読取装置
CN111986705A (zh) * 2019-05-21 2020-11-24 上海必修福企业管理有限公司 一种窗口、介质及光存储方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06195743A (ja) * 1992-09-10 1994-07-15 Toshiba Corp 光学ヘッド装置
JPH0855363A (ja) * 1994-08-12 1996-02-27 Matsushita Electric Ind Co Ltd 光ヘッド
US5513164A (en) * 1992-09-11 1996-04-30 Kabushiki Kaisha Toshiba Optical recording and reproducing apparatus
EP0747893A2 (en) * 1995-06-05 1996-12-11 Nec Corporation Optical head apparatus for different types of disks
US5615200A (en) * 1992-09-10 1997-03-25 Kabushiki Kaisha Toshiba Light beam shaping device to change an anisotropic beam to an isotropic beam for reducing the size of an optical head

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61188749A (ja) * 1985-02-18 1986-08-22 Toshiba Corp 情報記録再生装置
JPH0581698A (ja) * 1991-09-20 1993-04-02 Sanyo Electric Co Ltd 波長切換式光ピツクアツプ
JP3309470B2 (ja) * 1993-03-10 2002-07-29 松下電器産業株式会社 光情報記録再生装置
KR0171078B1 (ko) * 1994-05-13 1999-04-15 배순훈 서로 다른 파장의 레이저 비임을 동시에 각각 발생하여 한쪽면에 복수개의 기록층을 가지는 광디스크를 기록/재생하는 광 픽업 시스템
JPH07311945A (ja) * 1994-05-17 1995-11-28 Matsushita Electric Ind Co Ltd 光記録再生装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06195743A (ja) * 1992-09-10 1994-07-15 Toshiba Corp 光学ヘッド装置
US5615200A (en) * 1992-09-10 1997-03-25 Kabushiki Kaisha Toshiba Light beam shaping device to change an anisotropic beam to an isotropic beam for reducing the size of an optical head
US5513164A (en) * 1992-09-11 1996-04-30 Kabushiki Kaisha Toshiba Optical recording and reproducing apparatus
JPH0855363A (ja) * 1994-08-12 1996-02-27 Matsushita Electric Ind Co Ltd 光ヘッド
US5912868A (en) * 1994-08-12 1999-06-15 Matsushita Electric Industrial Co., Ltd. Optical head for reproducing data from first and second optical disks
EP0747893A2 (en) * 1995-06-05 1996-12-11 Nec Corporation Optical head apparatus for different types of disks

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 018, no. 552 (P - 1815) 20 October 1994 (1994-10-20) *
PATENT ABSTRACTS OF JAPAN vol. 096, no. 006 28 June 1996 (1996-06-28) *

Also Published As

Publication number Publication date
CN1093975C (zh) 2002-11-06
SG52983A1 (en) 1998-09-28
KR100234261B1 (ko) 1999-12-15
JPH1079138A (ja) 1998-03-24
KR980004512A (ko) 1998-03-30
JP2818408B2 (ja) 1998-10-30
NL1006255A1 (nl) 1997-12-10
CN1170932A (zh) 1998-01-21

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AD1A A request for search or an international type search has been filed
RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 19991007

PD2B A search report has been drawn up
MM Lapsed because of non-payment of the annual fee

Effective date: 20160701