ID18199A - Pikak optikal menggunakan suatu plate fase optikal - Google Patents

Pikak optikal menggunakan suatu plate fase optikal

Info

Publication number
ID18199A
ID18199A IDP973027A ID973027A ID18199A ID 18199 A ID18199 A ID 18199A ID P973027 A IDP973027 A ID P973027A ID 973027 A ID973027 A ID 973027A ID 18199 A ID18199 A ID 18199A
Authority
ID
Indonesia
Prior art keywords
optical
phase plate
applications
optical phase
optical applications
Prior art date
Application number
IDP973027A
Other languages
English (en)
Inventor
Jang-Hoon Yoo
Chul-Woo Lee
Chong-Sam Chung
Pyong-Yong Seong
Kun-Ho Cho
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 ID18199A publication Critical patent/ID18199A/id

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
    • G11B7/08—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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/127—Lasers; Multiple laser arrays
    • 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
    • G11B7/1367—Stepped phase plates
    • 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)
IDP973027A 1996-08-29 1997-08-29 Pikak optikal menggunakan suatu plate fase optikal ID18199A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960037946A KR100263154B1 (ko) 1996-08-29 1996-08-29 광학적 위상판을 사용한 광픽업

Publications (1)

Publication Number Publication Date
ID18199A true ID18199A (id) 1998-03-12

Family

ID=19472571

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP973027A ID18199A (id) 1996-08-29 1997-08-29 Pikak optikal menggunakan suatu plate fase optikal

Country Status (8)

Country Link
EP (1) EP0828244B1 (id)
JP (2) JP3595121B2 (id)
KR (1) KR100263154B1 (id)
CN (9) CN1162849C (id)
DE (1) DE69701552T2 (id)
HK (8) HK1032472A1 (id)
ID (1) ID18199A (id)
MY (1) MY119511A (id)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6088322A (en) 1998-05-07 2000-07-11 Broome; Barry G. Single objective lens for use with CD or DVD optical disks
JP3728124B2 (ja) 1999-01-07 2005-12-21 ペンタックス株式会社 ビーム形状補正光学系および描画装置
US6760295B1 (en) 1999-01-08 2004-07-06 Pentax Corporation Optical pick-up
DE60034826T2 (de) * 1999-01-22 2008-01-31 Konica Minolta Opto, Inc., Hachioji Optische Abtastvorrichtung zur Informationsaufzeichnung und Informationswiedergabe
KR100644588B1 (ko) * 1999-11-12 2006-11-13 삼성전자주식회사 고밀도 기록 재생 가능한 광픽업장치
KR100657247B1 (ko) 1999-11-30 2006-12-19 삼성전자주식회사 고밀도 광집속을 위한 대물렌즈 및 이를 채용한광픽업장치
US6594222B2 (en) 1999-12-28 2003-07-15 Pentax Corporation Objective lens for optical pick-up
KR100426355B1 (ko) * 2000-06-12 2004-04-03 엘지전자 주식회사 광경로차 조절수단이 구비된 광픽업 장치
AU2003263436A1 (en) * 2002-09-19 2004-04-08 Koninklijke Philips Electronics N.V. Electrowetting optical switch
KR100509493B1 (ko) * 2003-02-26 2005-08-22 삼성전자주식회사 호환형 광픽업
JP4508950B2 (ja) * 2005-06-06 2010-07-21 三洋電機株式会社 光ピックアップ装置
DE102019205642A1 (de) * 2019-04-17 2020-10-22 Trumpf Laser- Und Systemtechnik Gmbh Ortsfrequenzfiltereinrichtung zur Verwendung mit einem Laserstrahl, Ortsfrequenzfilteranordnung mit einer solchen Ortsfrequenzfiltereinrichtung und Verfahren zur Ortsfrequenzfilterung eines Laserstrahls

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6325405A (ja) * 1986-02-03 1988-02-02 Naoyuki Aoki 電磁ポンプレスボイラ−
JPS6325404A (ja) * 1986-07-17 1988-02-02 Paloma Ind Ltd パルス燃焼器
JPS63113947A (ja) * 1986-10-31 1988-05-18 Nippon Telegr & Teleph Corp <Ntt> 多波長書込み型光学素子
JP3200171B2 (ja) * 1992-06-10 2001-08-20 パイオニア株式会社 光ディスクプレーヤ
EP1120779B1 (en) * 1992-08-07 2003-02-26 Matsushita Electric Industrial Co., Ltd. Optical storage apparatus
JPH0696466A (ja) * 1992-09-14 1994-04-08 Fuji Xerox Co Ltd 光ピックアップ装置
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
JP2655077B2 (ja) * 1994-05-17 1997-09-17 日本電気株式会社 光ヘッド装置
JP3240846B2 (ja) * 1994-08-12 2001-12-25 松下電器産業株式会社 光ヘッド
EP1109164B1 (en) * 1995-06-05 2005-12-07 Nec Corporation Optical head apparatus for different types of disks
JP3062099B2 (ja) * 1996-02-06 2000-07-10 日本電気株式会社 光ヘッド装置
JPH102437A (ja) * 1996-06-14 1998-01-06 Aichi Koatsu:Kk 流体緊急遮断システムと感震自動空気抜き装置

Also Published As

Publication number Publication date
CN1159610C (zh) 2004-07-28
CN1344949A (zh) 2002-04-17
HK1044218A1 (en) 2002-10-11
CN1209758C (zh) 2005-07-06
HK1044214A1 (en) 2002-10-11
HK1044219B (zh) 2007-02-09
CN1182522C (zh) 2004-12-29
CN1345047A (zh) 2002-04-17
CN1345051A (zh) 2002-04-17
HK1044215A1 (en) 2002-10-11
CN1186300A (zh) 1998-07-01
HK1032472A1 (en) 2001-07-20
MY119511A (en) 2005-06-30
CN1279471A (zh) 2001-01-10
HK1044193B (zh) 2004-12-24
CN100433150C (zh) 2008-11-12
CN1162849C (zh) 2004-08-18
CN100403418C (zh) 2008-07-16
JPH1092010A (ja) 1998-04-10
CN1156830C (zh) 2004-07-07
HK1044218B (zh) 2005-09-23
HK1044215B (zh) 2009-04-09
EP0828244B1 (en) 2000-03-29
DE69701552T2 (de) 2000-09-07
EP0828244A3 (en) 1998-05-06
JP3995827B2 (ja) 2007-10-24
DE69701552D1 (de) 2000-05-04
HK1044214B (zh) 2005-01-07
HK1044217A1 (en) 2002-10-11
CN1338733A (zh) 2002-03-06
CN1345046A (zh) 2002-04-17
EP0828244A2 (en) 1998-03-11
KR100263154B1 (ko) 2000-09-01
HK1044216A1 (en) 2002-10-11
CN1286099C (zh) 2006-11-22
JPH11353699A (ja) 1999-12-24
HK1044193A1 (en) 2002-10-11
HK1044216B (zh) 2008-12-19
HK1044219A1 (en) 2002-10-11
JP3595121B2 (ja) 2004-12-02
CN1345045A (zh) 2002-04-17
HK1044217B (zh) 2005-04-29
CN1338734A (zh) 2002-03-06
KR19980017956A (ko) 1998-06-05
CN1218304C (zh) 2005-09-07

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