DE602007003295D1 - Holographisches Speichersystem mit Apodisierungsfilter - Google Patents

Holographisches Speichersystem mit Apodisierungsfilter

Info

Publication number
DE602007003295D1
DE602007003295D1 DE602007003295T DE602007003295T DE602007003295D1 DE 602007003295 D1 DE602007003295 D1 DE 602007003295D1 DE 602007003295 T DE602007003295 T DE 602007003295T DE 602007003295 T DE602007003295 T DE 602007003295T DE 602007003295 D1 DE602007003295 D1 DE 602007003295D1
Authority
DE
Germany
Prior art keywords
storage system
holographic storage
apodization filter
apodization
filter
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.)
Active
Application number
DE602007003295T
Other languages
German (de)
English (en)
Inventor
Gabor Szarvas
Krisztian Banko
Zoltan Karpati
Szabolcs Kautny
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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
Priority claimed from EP06123657A external-priority patent/EP1921613A1/en
Application filed by Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of DE602007003295D1 publication Critical patent/DE602007003295D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G03H1/16—Processes or apparatus for producing holograms using Fourier transform
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/58—Optics for apodization or superresolution; Optical synthetic aperture systems
    • 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
    • G11B7/1381—Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops
    • 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
    • G03H1/0465—Particular recording light; Beam shape or geometry
    • 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
    • G03H2222/35—Transverse intensity distribution of the light beam
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
DE602007003295T 2006-10-13 2007-09-28 Holographisches Speichersystem mit Apodisierungsfilter Active DE602007003295D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06122230 2006-10-13
EP06123657A EP1921613A1 (en) 2006-11-08 2006-11-08 Holographic storage system with apodization filter

Publications (1)

Publication Number Publication Date
DE602007003295D1 true DE602007003295D1 (de) 2009-12-31

Family

ID=39463377

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007003295T Active DE602007003295D1 (de) 2006-10-13 2007-09-28 Holographisches Speichersystem mit Apodisierungsfilter

Country Status (5)

Country Link
US (1) US7804631B2 (enExample)
JP (1) JP4883637B2 (enExample)
CN (1) CN101174433B (enExample)
DE (1) DE602007003295D1 (enExample)
TW (1) TW200818158A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200818158A (en) * 2006-10-13 2008-04-16 Thomson Licensing Holographic storage system with apodization filter
EP1975754B1 (en) * 2007-03-30 2017-12-27 ABB Research Ltd. A computer implemented method to display technical data for monitoring an industrial installation
EP2178083A1 (en) * 2008-10-20 2010-04-21 Thomson Licensing Holographic storage system with improved data page quality
CN105549341A (zh) * 2012-02-21 2016-05-04 Asml荷兰有限公司 检查设备和方法
CN102902004B (zh) * 2012-11-01 2015-05-20 沈阳仪表科学研究院 环形双向渐深变密度片

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1342476A (en) 1969-12-11 1974-01-03 Holotron Corp Holographic television record system
US4063226A (en) * 1974-03-18 1977-12-13 Harris Corporation Optical information storage system
JPS51132848A (en) * 1975-05-13 1976-11-18 Matsushita Electric Ind Co Ltd Hologram reproduction system
US6262818B1 (en) 1998-10-07 2001-07-17 Institute Of Applied Optics, Swiss Federal Institute Of Technology Method for simultaneous amplitude and quantitative phase contrast imaging by numerical reconstruction of digital holograms
HUP0000518D0 (en) 2000-02-04 2000-04-28 Method of placing data signals onto a carrier; method and apparatus for the holographic recording and read-out of data
JP2001330732A (ja) * 2000-05-19 2001-11-30 Sharp Corp カラー反射板およびそれを用いた反射型液晶表示素子
US7295356B2 (en) 2001-06-08 2007-11-13 Inphase Technologies, Inc. Method for improved holographic recording using beam apodization
US6909529B2 (en) * 2001-07-31 2005-06-21 Inphase Technologies, Inc. Method and apparatus for phase correlation holographic drive
US6721076B2 (en) * 2001-08-03 2004-04-13 Inphase Technologies, Inc. System and method for reflective holographic storage with associated multiplexing techniques
CN1809877B (zh) * 2003-05-15 2010-05-12 汤姆森特许公司 高数据密度体全息数据存储方法和系统
JP3896098B2 (ja) * 2003-06-27 2007-03-22 株式会社東芝 ホログラム記録媒体およびその作製方法
HUP0401338A2 (en) 2004-06-29 2006-02-28 Optimal Optik Kft Optical mead and multiplexing methods for reflection type holographic storage
JP4506329B2 (ja) * 2004-07-26 2010-07-21 ソニー株式会社 ホログラム記録装置、情報処理装置及びホログラム記録方法
JP2006106322A (ja) * 2004-10-05 2006-04-20 Sony Corp ホログラム記録装置及びホログラム記録方法
JP2006194969A (ja) * 2005-01-11 2006-07-27 Sony Corp ホログラム記録再生装置
EP1914734B1 (en) * 2006-10-13 2009-11-18 Thomson Licensing Holographic storage system with apodization filter
TW200818158A (en) * 2006-10-13 2008-04-16 Thomson Licensing Holographic storage system with apodization filter

Also Published As

Publication number Publication date
US20080123166A1 (en) 2008-05-29
JP4883637B2 (ja) 2012-02-22
JP2008123657A (ja) 2008-05-29
CN101174433B (zh) 2012-03-14
US7804631B2 (en) 2010-09-28
CN101174433A (zh) 2008-05-07
TW200818158A (en) 2008-04-16

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition