KR100741151B1 - 간섭줄무늬 기록 장치 및 입체 화상 표시 시스템 - Google Patents
간섭줄무늬 기록 장치 및 입체 화상 표시 시스템 Download PDFInfo
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- KR100741151B1 KR100741151B1 KR1020040066882A KR20040066882A KR100741151B1 KR 100741151 B1 KR100741151 B1 KR 100741151B1 KR 1020040066882 A KR1020040066882 A KR 1020040066882A KR 20040066882 A KR20040066882 A KR 20040066882A KR 100741151 B1 KR100741151 B1 KR 100741151B1
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- 230000005684 electric field Effects 0.000 claims abstract description 79
- 230000003287 optical effect Effects 0.000 claims abstract description 44
- 238000004364 calculation method Methods 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 7
- 239000013078 crystal Substances 0.000 description 6
- 230000003993 interaction Effects 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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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
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
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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
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
- G03H1/2294—Addressing the hologram to an active spatial light modulator
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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
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
- G03H2001/0208—Individual components other than the hologram
- G03H2001/0224—Active addressable light modulator, i.e. Spatial Light Modulator [SLM]
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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
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
- G03H2001/026—Recording materials or recording processes
- G03H2001/0268—Inorganic recording material, e.g. photorefractive crystal [PRC]
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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
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
- G03H1/2202—Reconstruction geometries or arrangements
- G03H2001/2236—Details of the viewing window
- G03H2001/2239—Enlarging the viewing window
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2225/00—Active addressable light modulator
- G03H2225/20—Nature, e.g. e-beam addressed
- G03H2225/22—Electrically addressed SLM [EA-SLM]
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2225/00—Active addressable light modulator
- G03H2225/30—Modulation
- G03H2225/32—Phase only
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2225/00—Active addressable light modulator
- G03H2225/52—Reflective modulator
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2226/00—Electro-optic or electronic components relating to digital holography
- G03H2226/04—Transmission or communication means, e.g. internet protocol
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2227/00—Mechanical components or mechanical aspects not otherwise provided for
- G03H2227/02—Handheld portable device, e.g. holographic camera, mobile holographic display
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2240/00—Hologram nature or properties
- G03H2240/20—Details of physical variations exhibited in the hologram
- G03H2240/40—Dynamic of the variations
- G03H2240/42—Discrete level
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2240/00—Hologram nature or properties
- G03H2240/50—Parameters or numerical values associated with holography, e.g. peel strength
- G03H2240/61—SLM related parameters, e.g. pixel size
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Holo Graphy (AREA)
- Stereoscopic And Panoramic Photography (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
Description
Claims (7)
- 참조광이 조사되면, 입체 화상을 표시하기 위해 계산된 간섭줄무늬를 기록하는 간섭줄무늬 기록 장치에 있어서,복수의 화소 전극과 이에 대응하는 화소를 포함하는 광변조 소자; 및상기 계산된 간섭줄무늬에 따라 상기 광변조 소자에 가해지는 전계 강도를 변화시킴으로써 상기 광변조 소자에 상기 계산된 간섭줄무늬를 기록하도록 구성되고, 또 전압이 인가되는 적어도 하나의 화소 전극에 인가되는 전압을 증가시키는 것에 의해 상기 복수의 화소 전극에서 전압이 인가되는 화소 전극의 수를 감소시키는, 전계 제어부를 포함하고,상기 화소는, 상기 복수의 화소에서 하나의 화소의 굴절률이 그 화소에 대응하는 화소 전극에서의 전계 강도에 따라 변하는, 전기광학적 효과를 가지고 있는, 간섭줄무늬 기록 장치.
- 제1항에 있어서,상기 광변조 소자의 표면에 상기 간섭줄무늬의 각 화소에 대응하는 화소 전극이 설치되어 있으며, 상기 전계 제어부는 상기 화소 전극의 각각에 인가되는 전압을 제어함으로써 상기 광변조 소자에 가해지는 상기 전계 강도를 변화시키는 것을 특징으로 하는 간섭줄무늬 기록 장치.
- 제2항에 있어서,상기 전계 제어부는, 상기 간섭줄무늬의 농담치 및 전압치를 연관시켜 기억하고, 상기 간섭줄무늬에서의 각각의 화소의 농담치와 연관된 전압치의 전압을, 각각의 화소에 대응하는 화소 전극에 인가하는, 간섭줄무늬 기록 장치.
- 제2항에 있어서,상기 전계 제어부는 상기 화소 전극에 대응하는 화소에 인접한 하나의 화소에서의 전계 강도에 기초하여 화소 전극에 인가되는 전압을 제어하는, 간섭줄무늬 기록 장치.
- 제4항에 있어서,상기 전계 제어부는, 상기 전계 강도에 기초하여, 특정의 화소 전극에만 전압을 인가하는 것에 의해, 상기 각각의 화소 전극에 인가되는 전압을 제어하는, 간섭줄무늬 기록 장치.
- 제4항에 있어서,상기 전계 제어부는, 상기 전계 강도에 기초하여, 특정의 화소 전극에 인가되는 전압이 소정의 전압보다 크거나 같은 때, 상기 특정의 화소 전극에 인접한 화소 전극에 전압을 인가하지 않는 것에 의해, 상기 각각의 화소 전극에 인가되는 전압을 제어하는, 간섭줄무늬 기록 장치.
- 간섭줄무늬 기록 장치와 서버를 포함하고 입체 화상을 표시하는 3차원 입체 화상 표시 시스템에 있어서,상기 서버는,물체광과 참조광으로부터 생성된 간섭줄무늬를 계산하는 간섭줄무늬 계산부;상기 간섭줄무늬의 농담치 및 전압치를 서로 관련지어 기억하는 기억부; 및계산된 간섭줄무늬에서의, 각각의 농담치와 연관된 전압치를 상기 간섭줄무늬 기록 장치로 송신하는 송신부;를 포함하고,상기 간섭줄무늬 기록 장치는,복수의 화소 전극과 이에 대응하는 화소를 포함하는 광변조 소자; 및상기 계산된 간섭줄무늬에 따라 상기 광변조 소자에 가해지는 전계 강도를 변화시킴으로써 상기 광변조 소자에 상기 계산된 간섭줄무늬를 기록하도록 구성되고, 또 전압이 인가되는 적어도 하나의 화소 전극에 인가되는 전압을 증가시키는 것에 의해 상기 복수의 화소 전극에서 전압이 인가되는 화소 전극의 수를 감소시키는, 전계 제어부를 포함하고, 상기 화소는, 상기 복수의 화소에서 하나의 화소의 굴절률이 그 화소에 대응하는 화소 전극에서의 전계 강도에 따라 변하는, 전기광학적 효과를 가지고 있는,입체 화상 표시 시스템.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2003-00208712 | 2003-08-25 | ||
JP2003208712 | 2003-08-25 | ||
JP2004216472A JP4464751B2 (ja) | 2003-08-25 | 2004-07-23 | 立体画像表示装置及び立体画像表示システム |
JPJP-P-2004-00216472 | 2004-07-23 |
Publications (2)
Publication Number | Publication Date |
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KR20050022373A KR20050022373A (ko) | 2005-03-07 |
KR100741151B1 true KR100741151B1 (ko) | 2007-07-20 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020040066882A KR100741151B1 (ko) | 2003-08-25 | 2004-08-24 | 간섭줄무늬 기록 장치 및 입체 화상 표시 시스템 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7630110B2 (ko) |
EP (1) | EP1510889B1 (ko) |
JP (1) | JP4464751B2 (ko) |
KR (1) | KR100741151B1 (ko) |
CN (1) | CN100430841C (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100652157B1 (ko) * | 2004-11-26 | 2006-11-30 | 가부시키가이샤 엔.티.티.도코모 | 화상 표시 장치, 입체 화상 표시 장치 및 입체 화상 표시시스템 |
KR100664872B1 (ko) * | 2005-04-11 | 2007-01-03 | 김영철 | 1차원 홀로그램을 이용한 영상 표시장치 |
DE102006018689A1 (de) * | 2006-04-13 | 2007-10-25 | Seereal Technologies S.A. | Verfahren zum Rendern und Generieren computergenerierter Videohologramme in Echtzeit |
WO2008029614A1 (fr) * | 2006-09-07 | 2008-03-13 | Panasonic Corporation | Dispositif d'enregistrement/de reproduction d'informations |
GB0709379D0 (en) * | 2007-05-16 | 2007-06-27 | Seereal Technologies Sa | Smart display extended |
GB2446852B (en) * | 2007-02-12 | 2009-12-09 | Light Blue Optics Ltd | Data communication and processing system |
GB0718622D0 (en) | 2007-05-16 | 2007-11-07 | Seereal Technologies Sa | Holograms |
CN103384854B (zh) * | 2010-12-22 | 2017-03-15 | 视瑞尔技术公司 | 用于跟踪使用者的组合光调制装置 |
JP5975318B2 (ja) * | 2011-11-30 | 2016-08-23 | 大日本印刷株式会社 | 表示装置 |
KR102050503B1 (ko) * | 2012-10-16 | 2019-11-29 | 삼성전자주식회사 | 다수의 세그먼트로 분할된 광학적 어드레싱 공간 광변조기, 이를 이용한 홀로그래픽 3차원 영상 표시 장치 및 방법 |
CN106338905B (zh) * | 2016-10-31 | 2017-11-14 | 京东方科技集团股份有限公司 | 一种显示装置及其显示方法 |
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KR20020072428A (ko) * | 2001-03-10 | 2002-09-16 | 엘지전자 주식회사 | 합체 사진 방식의 입체 화상 표시 장치 |
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US5221989A (en) * | 1991-11-13 | 1993-06-22 | Northrop Corporation | Longitudinal plzt spatial light modulator |
US5227898A (en) * | 1991-12-02 | 1993-07-13 | Computer Sciences Corporation | Near real-time holographic display for remote operations |
US5581378A (en) * | 1993-02-01 | 1996-12-03 | University Of Alabama At Huntsville | Electro-optical holographic display |
JPH0750752A (ja) * | 1993-08-06 | 1995-02-21 | Fuji Xerox Co Ltd | 画像密度変換方法及び装置 |
EP0881843A3 (en) * | 1997-05-28 | 2005-04-06 | Nippon Telegraph And Telephone Corporation | Method and apparatus for transmitting or processing images. |
JP2001034148A (ja) | 1999-07-26 | 2001-02-09 | Nippon Telegr & Teleph Corp <Ntt> | 立体映像表示方法および装置 |
JP3576852B2 (ja) | 1999-02-10 | 2004-10-13 | 日本電気株式会社 | ホログラフィテレビジョン素子およびホログラフィテレビジョン装置 |
AU2002230825A1 (en) * | 2000-12-15 | 2002-06-24 | Digilens Inc. | Switchable holographic device |
JP2003208712A (ja) | 2002-01-10 | 2003-07-25 | Fujitsu Ltd | 磁気パターン転写装置 |
US6819463B2 (en) * | 2002-05-10 | 2004-11-16 | Corporation For National Research Initiatives | Electro-optic phase-only spatial light modulator |
JP3983678B2 (ja) | 2003-01-10 | 2007-09-26 | 株式会社榎村鉄工所 | 野菜細切り機の拍子木切り及び千切り用送りロール |
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- 2004-07-23 JP JP2004216472A patent/JP4464751B2/ja not_active Expired - Fee Related
- 2004-08-24 KR KR1020040066882A patent/KR100741151B1/ko active IP Right Grant
- 2004-08-25 US US10/924,960 patent/US7630110B2/en not_active Expired - Fee Related
- 2004-08-25 EP EP04020200.4A patent/EP1510889B1/en not_active Expired - Fee Related
- 2004-08-25 CN CNB200410057050XA patent/CN100430841C/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20020072428A (ko) * | 2001-03-10 | 2002-09-16 | 엘지전자 주식회사 | 합체 사진 방식의 입체 화상 표시 장치 |
Non-Patent Citations (1)
Title |
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Characteristics of kinoform by LCD and application to display the animated color 3D image (PRACTICAL HOLOGRAPHY VIII 7-9 FEB. 1994, vol. 2176, pages 42-49) |
Also Published As
Publication number | Publication date |
---|---|
JP4464751B2 (ja) | 2010-05-19 |
EP1510889A2 (en) | 2005-03-02 |
JP2005099738A (ja) | 2005-04-14 |
CN100430841C (zh) | 2008-11-05 |
US20050083559A1 (en) | 2005-04-21 |
US7630110B2 (en) | 2009-12-08 |
CN1591238A (zh) | 2005-03-09 |
EP1510889A3 (en) | 2005-09-14 |
KR20050022373A (ko) | 2005-03-07 |
EP1510889B1 (en) | 2018-07-04 |
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