DE602004004970D1 - Winkel-Multiplex-Vorrichtung für ein holografisches Speichermedium - Google Patents

Winkel-Multiplex-Vorrichtung für ein holografisches Speichermedium

Info

Publication number
DE602004004970D1
DE602004004970D1 DE602004004970T DE602004004970T DE602004004970D1 DE 602004004970 D1 DE602004004970 D1 DE 602004004970D1 DE 602004004970 T DE602004004970 T DE 602004004970T DE 602004004970 T DE602004004970 T DE 602004004970T DE 602004004970 D1 DE602004004970 D1 DE 602004004970D1
Authority
DE
Germany
Prior art keywords
storage medium
multiplexing device
holographic storage
angular multiplexing
angular
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE602004004970T
Other languages
English (en)
Other versions
DE602004004970T2 (de
Inventor
Yul Kim Kun
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WiniaDaewoo Co Ltd
Original Assignee
Daewoo 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 Daewoo Electronics Co Ltd filed Critical Daewoo Electronics Co Ltd
Publication of DE602004004970D1 publication Critical patent/DE602004004970D1/de
Application granted granted Critical
Publication of DE602004004970T2 publication Critical patent/DE602004004970T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/042—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/2645—Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
    • G03H1/265—Angle multiplexing; Multichannel holograms
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0065—Recording, reproducing or erasing by using optical interference patterns, e.g. holograms
    • 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
    • G11B7/1362—Mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
DE602004004970T 2003-10-22 2004-05-19 Winkel-Multiplex-Vorrichtung für ein holografisches Speichermedium Expired - Lifetime DE602004004970T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR2003073731 2003-10-22
KR1020030073731A KR100569396B1 (ko) 2003-10-22 2003-10-22 홀로그래픽 메모리의 각도 다중화 장치

Publications (2)

Publication Number Publication Date
DE602004004970D1 true DE602004004970D1 (de) 2007-04-12
DE602004004970T2 DE602004004970T2 (de) 2007-06-14

Family

ID=34386797

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004004970T Expired - Lifetime DE602004004970T2 (de) 2003-10-22 2004-05-19 Winkel-Multiplex-Vorrichtung für ein holografisches Speichermedium

Country Status (6)

Country Link
US (1) US7081977B2 (de)
EP (1) EP1526545B1 (de)
JP (1) JP4060816B2 (de)
KR (1) KR100569396B1 (de)
CN (1) CN1332385C (de)
DE (1) DE602004004970T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005332429A (ja) * 2004-05-18 2005-12-02 Alps Electric Co Ltd ホログラム再生装置
CN100456365C (zh) * 2005-05-11 2009-01-28 索尼株式会社 全息再现方法以及全息再现设备
DE602006013353D1 (de) * 2006-02-14 2010-05-12 Fujitsu Ltd Hologramm-rekorder
KR100738974B1 (ko) * 2006-03-03 2007-07-13 주식회사 대우일렉트로닉스 광정보 기록장치, 광정보 재생장치 및 광정보 처리방법
JPWO2008001434A1 (ja) * 2006-06-28 2009-11-26 富士通株式会社 ホログラム記録装置およびホログラム記録方法
JP4207997B2 (ja) * 2006-07-21 2009-01-14 ソニー株式会社 複製ホログラム記録媒体の製造方法、複製用原盤の製造装置、複製ホログラム記録媒体の製造装置および複製用原盤
US8049885B1 (en) * 2008-05-15 2011-11-01 Ondax, Inc. Method and apparatus for large spectral coverage measurement of volume holographic gratings
US7986407B2 (en) 2008-08-04 2011-07-26 Ondax, Inc. Method and apparatus using volume holographic wavelength blockers
US8369017B2 (en) * 2008-10-27 2013-02-05 Ondax, Inc. Optical pulse shaping method and apparatus
US9599565B1 (en) 2013-10-02 2017-03-21 Ondax, Inc. Identification and analysis of materials and molecular structures
JP2015103265A (ja) * 2013-11-27 2015-06-04 株式会社日立エルジーデータストレージ 光情報記録再生装置および光情報記録再生方法
EP3332496B1 (de) * 2015-08-07 2021-01-13 University Of The Witwatersrand, Johannesburg Optisches kommunikationsverfahren und system
US9587983B1 (en) 2015-09-21 2017-03-07 Ondax, Inc. Thermally compensated optical probe

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5753719A (en) 1980-09-16 1982-03-30 Mitsubishi Electric Corp Image formation device
US4636027A (en) 1985-05-06 1987-01-13 International Business Machines Corporation Holographic image processing systems
US5436867A (en) 1993-03-08 1995-07-25 Northrop Grumman Corporation Holographic random access memory
WO1995012149A1 (en) 1993-10-25 1995-05-04 Dimensional Arts, Inc. System for making a hologram
US5550779A (en) * 1994-10-20 1996-08-27 California Institute Of Technology Holographic memory with angle, spatial and out-of-plane multiplexing
CN1060578C (zh) * 1996-03-06 2001-01-10 北京工业大学 盘式三维全息存储的方法及其光学***
US5777760A (en) * 1996-05-10 1998-07-07 Quantum Corporation Position feedback system for volume holographic storage media
JPH10206885A (ja) 1997-01-21 1998-08-07 Fuji Xerox Co Ltd 光記録装置
US6101161A (en) * 1997-05-29 2000-08-08 Daewoo Electronics Co., Ltd. Volume holographic data storage system incorporating therein a cylindrical storage medium
TW376514B (en) * 1997-06-24 1999-12-11 Lucent Technologies Inc System and method for steering Fresnel region data using cylindrical coordinates to access data locations in a holographic memory
US6061154A (en) 1997-06-24 2000-05-09 Lucent Technologies, Inc. System and method for steering focal plane data to access data locations in a holographic memory
US5859808A (en) 1997-06-24 1999-01-12 Lucent Technologies Inc. System and method for steering fresnel region data to access data locations in a holographic memory
KR100269365B1 (ko) 1997-12-01 2000-10-16 구자홍 홀로그래픽저장장치
KR100336412B1 (ko) 1999-09-30 2002-05-23 김영창 전기기관차용 전기연결구조
US6944110B2 (en) * 2001-11-26 2005-09-13 Digital Software Corporation Method and apparatus for providing optical network interface using optical memory storage

Also Published As

Publication number Publication date
KR20050038395A (ko) 2005-04-27
DE602004004970T2 (de) 2007-06-14
US7081977B2 (en) 2006-07-25
EP1526545B1 (de) 2007-02-28
JP4060816B2 (ja) 2008-03-12
EP1526545A1 (de) 2005-04-27
CN1609970A (zh) 2005-04-27
KR100569396B1 (ko) 2006-04-07
CN1332385C (zh) 2007-08-15
US20050088713A1 (en) 2005-04-28
JP2005128479A (ja) 2005-05-19

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