KR100831859B1 - 홀로그램 기록 장치 - Google Patents
홀로그램 기록 장치 Download PDFInfo
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- KR100831859B1 KR100831859B1 KR1020070020050A KR20070020050A KR100831859B1 KR 100831859 B1 KR100831859 B1 KR 100831859B1 KR 1020070020050 A KR1020070020050 A KR 1020070020050A KR 20070020050 A KR20070020050 A KR 20070020050A KR 100831859 B1 KR100831859 B1 KR 100831859B1
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- 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
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- 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
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- 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
- G03H1/04—Processes or apparatus for producing holograms
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- 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
- G03H1/28—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique superimposed holograms only
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- 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
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
- G11B7/00772—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track on record carriers storing information in the form of optical interference patterns, e.g. holograms
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- 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
- G11B7/08547—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements
- G11B7/08564—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements using galvanomirrors
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- 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
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- 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
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- 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
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- 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
- G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
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- 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
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- 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
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- 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
- G03H1/04—Processes or apparatus for producing holograms
- G03H1/0476—Holographic printer
- G03H2001/0482—Interference based printer
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2222/00—Light sources or light beam properties
- G03H2222/50—Geometrical property of the irradiating beam
- G03H2222/56—Conjugated beam
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
- Holo Graphy (AREA)
Abstract
Description
Claims (5)
- 홀로그램 기록 매체의 단위 기록 영역에 대해, 기록해야 할 정보에 따라서 변조된 기록광과 이것과 동일 파장으로 이루어지는 참조광을 조사하는 동시에, 상기 기록광 및 참조광 중 어느 한쪽의 입사각을 소정의 각도 간격만큼씩 가변 제어하고, 이에 의해 상기 입사각을 복수의 소정 각도에 맞출 때마다 페이지 단위로 다른 홀로그램을 다중 기록하는 홀로그램 기록 장치이며,상기 복수의 소정 각도로서 적어도 1개의 기준 각도가 설정되어 있고, 상기 입사각을 가변 제어하여 상기 기준 각도에 맞출 때, 상기 기록광 및 참조광을 계속해서 조사시킨 상태에서 상기 기준 각도를 포함하는 소정의 각도 범위에 있어서 상기 입사각을 연속적으로 변화시키는 입사각 가변 제어 수단을 구비하고 있는 것을 특징으로 하는 홀로그램 기록 장치.
- 제1항에 있어서, 상기 소정의 각도 범위는 상기 소정의 각도 간격보다도 협소하게 설정되어 있는 홀로그램 기록 장치.
- 제1항 또는 제2항에 있어서, 상기 복수의 페이지의 각각에는 적어도 액세스 시에 필요한 어드레스 정보가 홀로그램에 의해 기록되는 홀로그램 기록 장치.
- 홀로그램 기록 매체의 단위 기록 영역에 대해, 기록해야 할 정보에 따라서 변조된 기록광과 이것과 동일 파장으로 이루어지는 참조광을 조사하는 동시에, 이들 광파장을 소정의 파장 간격만큼씩 가변 제어하고, 이에 의해 상기 광파장을 복수의 소정 파장에 맞출 때마다 페이지 단위로 다른 홀로그램을 다중 기록하는 홀로그램 기록 장치이며,상기 복수의 소정 파장으로서 적어도 1개의 기준 파장이 설정되어 있고, 상기 광파장을 가변 제어하여 상기 기준 파장에 맞출 때, 상기 기록광 및 참조광을 계속해서 조사시킨 상태에서 상기 기준 파장을 포함하는 소정의 파장 범위에 있어서 상기 광파장을 연속적으로 변화시키는 광파장 가변 제어 수단을 구비하고 있는 것을 특징으로 하는 홀로그램 기록 장치.
- 홀로그램 기록 매체의 단위 기록 영역에 대해, 기록해야 할 정보에 따라서 변조된 기록광과 이것과 동일 파장으로 스페클 변조된 참조광을 조사하는 동시에, 상기 참조광의 스페클 사이즈를 소정의 치수 간격만큼씩 가변 제어하고, 이에 의해 상기 스페클 사이즈를 복수의 소정 사이즈에 맞출 때마다 페이지 단위로 다른 홀로그램을 다중 기록하는 홀로그램 기록 장치이며,상기 복수의 소정 사이즈로서 적어도 1개의 기준 사이즈가 설정되어 있고, 상기 스페클 사이즈를 가변 제어하여 상기 기준 사이즈에 맞출 때, 상기 기록광 및 참조광을 계속해서 조사시킨 상태에서 상기 기준 사이즈를 포함하는 소정의 사이즈 범위에 있어서 상기 스페클 사이즈를 연속적으로 변화시키는 스페클 사이즈 가변 제어 수단을 구비하고 있는 것을 특징으로 하는 홀로그램 기록 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006059118A JP2007240581A (ja) | 2006-03-06 | 2006-03-06 | ホログラム記録装置 |
JPJP-P-2006-00059118 | 2006-03-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070091537A KR20070091537A (ko) | 2007-09-11 |
KR100831859B1 true KR100831859B1 (ko) | 2008-05-22 |
Family
ID=38222604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070020050A Expired - Fee Related KR100831859B1 (ko) | 2006-03-06 | 2007-02-28 | 홀로그램 기록 장치 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20070206255A1 (ko) |
EP (1) | EP1833048B1 (ko) |
JP (1) | JP2007240581A (ko) |
KR (1) | KR100831859B1 (ko) |
CN (1) | CN101034280A (ko) |
DE (1) | DE602007006086D1 (ko) |
TW (1) | TW200739290A (ko) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4974960B2 (ja) * | 2008-04-28 | 2012-07-11 | 日本放送協会 | 角度多重ホログラム記録角度特定方法 |
WO2010029608A1 (ja) * | 2008-09-09 | 2010-03-18 | パイオニア株式会社 | ホログラム装置及び記録方法 |
WO2010029613A1 (ja) * | 2008-09-09 | 2010-03-18 | パイオニア株式会社 | ホログラム装置及び記録方法 |
JP5104695B2 (ja) * | 2008-09-29 | 2012-12-19 | 株式会社日立製作所 | 情報記録装置 |
JP2010225243A (ja) * | 2009-03-24 | 2010-10-07 | Toshiba Corp | 光情報記録方法および装置 |
JPWO2011081107A1 (ja) * | 2009-12-28 | 2013-05-09 | 日本電気株式会社 | 光学的情報処理装置及び光学的情報処理方法 |
JP5183667B2 (ja) * | 2010-04-21 | 2013-04-17 | 日立コンシューマエレクトロニクス株式会社 | 再生装置および再生方法 |
JP5581111B2 (ja) * | 2010-05-12 | 2014-08-27 | 日立コンシューマエレクトロニクス株式会社 | 光情報再生装置および光情報再生方法 |
JP5358530B2 (ja) * | 2010-07-28 | 2013-12-04 | 日立コンシューマエレクトロニクス株式会社 | 光情報記録再生装置及び再生装置 |
JP5753767B2 (ja) | 2011-11-18 | 2015-07-22 | 日立コンシューマエレクトロニクス株式会社 | 光情報記録再生装置、光情報記録再生方法、光情報記録媒体 |
JP2012133879A (ja) * | 2012-01-06 | 2012-07-12 | Hitachi Ltd | 情報記録装置、情報再生装置および記録媒体 |
EP2650655B1 (de) * | 2012-04-12 | 2014-09-03 | Siemens Aktiengesellschaft | Messwertgeber zum Erhalt einer Positionsinformation |
US20150364151A1 (en) * | 2012-04-23 | 2015-12-17 | Toshiki Ishii | Optical information recording and reproducing device, optical information recording and reproducing method, and reproducing device |
JP2015082327A (ja) * | 2013-10-21 | 2015-04-27 | 株式会社日立エルジーデータストレージ | 光情報再生装置、光情報再生方法および光情報記録方法 |
WO2016017023A1 (ja) * | 2014-08-01 | 2016-02-04 | 日立コンシューマエレクトロニクス株式会社 | 記録再生方法および記録再生装置 |
KR102755294B1 (ko) * | 2017-01-17 | 2025-01-17 | 삼성전자주식회사 | 영상을 표시하는 방법, 장치 및 기록매체 |
DE102019109437A1 (de) * | 2019-04-10 | 2020-10-15 | HELLA GmbH & Co. KGaA | Verfahren und Vorrichtung zur Herstellung eines computergenerierten Hologramms, Hologramm sowie Beleuchtungsvorrichtung für ein Fahrzeug |
EP3886093A1 (en) | 2020-03-26 | 2021-09-29 | Microsoft Technology Licensing, LLC | Optical data transfer |
EP3885646A1 (en) | 2020-03-26 | 2021-09-29 | Microsoft Technology Licensing, LLC | Waveguide network |
EP3886091A1 (en) | 2020-03-26 | 2021-09-29 | Microsoft Technology Licensing, LLC | Holographic storage |
DE112022004940T5 (de) * | 2021-12-22 | 2024-10-10 | Ams International Ag | Hologrammaufzeichnungssystem und hologrammaufzeichnungsverfahren |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0817201A2 (en) | 1996-06-26 | 1998-01-07 | Lucent Technologies Inc. | Method, apparatus and medium for holographic data storage system |
JP2005031395A (ja) | 2003-07-14 | 2005-02-03 | Tdk Corp | ホログラフィック記録媒体、ホログラフィック記録媒体へのアドレス情報付加方法及びアドレス方法 |
KR20060014069A (ko) * | 2003-06-07 | 2006-02-14 | 아프릴리스, 인크. | 높은 면적 밀도를 가지는 홀로그래픽 데이터 저장 시스템 |
KR20060049884A (ko) * | 2004-07-07 | 2006-05-19 | 소니 가부시키가이샤 | 홀로그램 기록 장치 및 홀로그램 기록 방법 |
JP2006154163A (ja) | 2004-11-29 | 2006-06-15 | Sony Corp | ホログラム記録装置、ホログラム再生装置、ホログラム記録方法及びホログラム再生方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4108661B2 (ja) * | 1998-02-27 | 2008-06-25 | 株式会社オプトウエア | 光情報記録方法及び光情報再生方法 |
US6958967B2 (en) * | 2000-11-17 | 2005-10-25 | Matsushita Electric Industrial Co., Ltd. | Holographic optical information recording/reproducing device |
JP3844460B2 (ja) * | 2002-08-05 | 2006-11-15 | パイオニア株式会社 | 空間光変調器 |
JP4449384B2 (ja) * | 2003-09-24 | 2010-04-14 | Tdk株式会社 | ホログラフィック記録装置 |
JP4610976B2 (ja) * | 2004-03-12 | 2011-01-12 | 三星電子株式会社 | ホログラムメモリ媒体および記録装置、再生装置 |
JP4355607B2 (ja) * | 2004-04-15 | 2009-11-04 | Tdk株式会社 | ホログラフィック記録方法、ホログラフィック記録装置、ホログラフィック記録再生方法、ホログラフィック記録再生装置及びホログラフィック記録媒体 |
JP2005310308A (ja) * | 2004-04-23 | 2005-11-04 | Sony Corp | ホログラム記録再生装置及びホログラム記録再生方法 |
JP2005332520A (ja) * | 2004-05-21 | 2005-12-02 | Alps Electric Co Ltd | ホログラム装置 |
JP4459721B2 (ja) * | 2004-06-01 | 2010-04-28 | アルプス電気株式会社 | ホログラム記録媒体及びその書込み方法 |
US7589877B2 (en) * | 2005-12-02 | 2009-09-15 | Inphase Technologies, Inc. | Short stack recording in holographic memory systems |
-
2006
- 2006-03-06 JP JP2006059118A patent/JP2007240581A/ja active Pending
-
2007
- 2007-02-28 KR KR1020070020050A patent/KR100831859B1/ko not_active Expired - Fee Related
- 2007-03-02 DE DE602007006086T patent/DE602007006086D1/de active Active
- 2007-03-02 EP EP07103426A patent/EP1833048B1/en not_active Not-in-force
- 2007-03-02 TW TW096107175A patent/TW200739290A/zh unknown
- 2007-03-05 US US11/713,842 patent/US20070206255A1/en not_active Abandoned
- 2007-03-06 CN CNA2007100867134A patent/CN101034280A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0817201A2 (en) | 1996-06-26 | 1998-01-07 | Lucent Technologies Inc. | Method, apparatus and medium for holographic data storage system |
KR20060014069A (ko) * | 2003-06-07 | 2006-02-14 | 아프릴리스, 인크. | 높은 면적 밀도를 가지는 홀로그래픽 데이터 저장 시스템 |
JP2005031395A (ja) | 2003-07-14 | 2005-02-03 | Tdk Corp | ホログラフィック記録媒体、ホログラフィック記録媒体へのアドレス情報付加方法及びアドレス方法 |
KR20060049884A (ko) * | 2004-07-07 | 2006-05-19 | 소니 가부시키가이샤 | 홀로그램 기록 장치 및 홀로그램 기록 방법 |
JP2006154163A (ja) | 2004-11-29 | 2006-06-15 | Sony Corp | ホログラム記録装置、ホログラム再生装置、ホログラム記録方法及びホログラム再生方法 |
Also Published As
Publication number | Publication date |
---|---|
DE602007006086D1 (de) | 2010-06-10 |
EP1833048B1 (en) | 2010-04-28 |
EP1833048A1 (en) | 2007-09-12 |
CN101034280A (zh) | 2007-09-12 |
US20070206255A1 (en) | 2007-09-06 |
KR20070091537A (ko) | 2007-09-11 |
JP2007240581A (ja) | 2007-09-20 |
TW200739290A (en) | 2007-10-16 |
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