JP2016189008A - 表示装置 - Google Patents
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- JP2016189008A JP2016189008A JP2016094117A JP2016094117A JP2016189008A JP 2016189008 A JP2016189008 A JP 2016189008A JP 2016094117 A JP2016094117 A JP 2016094117A JP 2016094117 A JP2016094117 A JP 2016094117A JP 2016189008 A JP2016189008 A JP 2016189008A
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Classifications
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- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B27/0103—Head-up displays characterised by optical features comprising holographic elements
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- G—PHYSICS
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- 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
- G02B26/10—Scanning systems
- G02B26/12—Scanning systems using multifaceted mirrors
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
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- G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
- G02B27/0037—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration with diffracting elements
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- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
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- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
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- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
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- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/292—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 position or the direction of light beams, i.e. deflection by controlled diffraction or phased-array beam steering
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- 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
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- 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
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- G03H1/268—Holographic stereogram
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- G06T15/00—3D [Three Dimensional] image rendering
- G06T15/50—Lighting effects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
- H04N13/344—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] with head-mounted left-right displays
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- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0132—Head-up displays characterised by optical features comprising binocular systems
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- G02B27/0179—Display position adjusting means not related to the information to be displayed
- G02B2027/0187—Display position adjusting means not related to the information to be displayed slaved to motion of at least a part of the body of the user, e.g. head, eye
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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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
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- 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
- G03H1/0486—Improving or monitoring the quality of the record, e.g. by compensating distortions, aberrations
- G03H2001/0491—Improving or monitoring the quality of the record, e.g. by compensating distortions, aberrations by monitoring the hologram formation, e.g. via a feed-back loop
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- G—PHYSICS
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- 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
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- 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
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- G03H2001/2284—Superimposing the holobject with other visual information
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- 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
- G03H1/2286—Particular reconstruction light ; Beam properties
- G03H2001/2292—Using scanning means
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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
- G03H2001/2297—Addressing the hologram to an active spatial light modulator using frame sequential, e.g. for reducing speckle noise
-
- 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
- G03H2001/2655—Time multiplexing, i.e. consecutive records wherein the period between records is pertinent per se
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- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
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- G03H2223/19—Microoptic array, e.g. lens array
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- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
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- G03H2223/21—Anamorphic optical element, e.g. cylindrical
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- G03H2225/10—Shape or geometry
- G03H2225/11—1D SLM
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- G03H2225/20—Nature, e.g. e-beam addressed
- G03H2225/25—Optically addressed SLM [OA-SLM]
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- G03H2225/30—Modulation
- G03H2225/33—Complex modulation
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- G03H2225/55—Having optical element registered to each pixel
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- G—PHYSICS
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- G03H2225/60—Multiple SLMs
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- G—PHYSICS
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Graphics (AREA)
- Theoretical Computer Science (AREA)
- Holo Graphy (AREA)
- Liquid Crystal (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Lenses (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
Description
Claims (25)
- 特にはヘッドマウントディスプレイやホキュラである表示装置であって、
空間光変調器(200、201、202、205、206、207、250)と、
光偏向装置(400、401、402、450)と、
少なくとも1つの結像光学系と、を有し、
前記空間光変調器(200、201、202、205、206、207、250)は、少なくとも1つの方向において可干渉性の波面で照射され、
前記光偏向装置(400、5401、402、450)は、少なくとも1次元において制御可能な方式で連続的に結合されたセグメントで構成される、前記空間光変調器(200、201、202、206、207、250)の複数の画像が生成されるように設計され、
前記複数の画像は、少なくとも所定数のセグメントを含み、前記空間光変調器においてホログラフ的に符号化された3次元シーンが、観察者の眼球(1000、1001、1002)により視認されるように再構成されるビューボリュームのサイズを定義する
ことを特徴とする表示装置。 - 制御可能な前記光偏向装置(400、401、402、450)は、前記空間光変調器のセグメント化された多重複合画像が対物レンズの面において生成されるように設計されることを特徴とする請求項1に記載の表示装置。
- 前記光偏向装置(400、401、402、450)は、前記空間光変調器(200、201、202、205、206、207、250)の複数のバーチャル画像のセグメントが、実質的に間隙なく結合される、あるいはホログラム情報が生成された場合に重複領域が許容されるように部分的に重複して結合されるように設計されることを特徴とする請求項1または2に記載の表示装置。
- 追加の結像手段が光軸上に提供され、
制御可能な前記光偏向装置(400、401、402、450)によりセグメントで構成される、前記空間光変調器(200、201、202、206、207、250)の複数の画像が他の拡大方式で結像される
ことを特徴とする請求項1乃至3のいずれか1項に記載の表示装置。 - 前記光偏向装置(400、401、402、450)は、前記空間光変調器(200、201、201、206、207、250)の複数の画像の構成について、セグメントの数及び/またはサイズが可変なように設計されることを特徴とする請求項1乃至4のいずれか1項に記載の表示装置。
- 制御可能な前記光偏向装置(400、401、402、450)は、可変格子周期の制御可能な液晶格子を含む少なくとも1つの制御可能な光偏向手段(410、420、460、470)を有することを特徴とする請求項1乃至5のいずれか1項に記載の表示装置。
- 制御可能な前記光偏向装置(400、401、402、450)は、前記空間光変調器(200、201、202、205、206、207、250)を照射する光の、少なくとも2つの異なる入射角及び/または2つの異なる波長により選択されうる、少なくとも2つの異なる偏向角を有する少なくとも1つの体積ホログラムを含むことを特徴とする請求項1乃至6のいずれか1項に記載の表示装置。
- 前記空間光変調器(200、201、202、205、206、207、250)により変調された波面の高次の回折次数をフィルタするために、光軸上に少なくとも1つのフィルタ(580、590)が配置されることを特徴とする請求項1乃至7のいずれか1項に記載の表示装置。
- 前記フィルタ(590)は、伸縮自在の結像光学系の中心焦点面に配置されることを特徴とする請求項8に記載の表示装置。
- 眼球の移動により制御された眼球の移動に対するビューイングウィンドウの追跡を行う、制御可能な追跡装置(600)が提供されることを特徴とする請求項1乃至9のいずれか1項に記載の表示装置。
- 前記光偏向装置(400、401、402、450)は、前記空間光変調器(200、201、202、205、206、207、250)のセグメント化された多重複合画像の生成に加えて、仮想ビューイングウィンドウが眼球の移動により制御された眼球の移動に対して追跡されるように、あるいは制御可能な追跡装置(600)が支持されるように設計されることを特徴とする請求項1乃至10のいずれか1項に記載の表示装置。
- 観測者の眼球の瞳位置に手動または自動でビューイングウィンドウを調節し、例えば個々の眼球についての分離を提供する調整手段が提供されることを特徴とする請求項1乃至11のいずれか1項に記載の表示装置。
- 前記光偏向装置(400、401、402、450)及び/または追跡装置(600)は、制御可能な方式でビューイングウィンドウを瞳位置に調整するように、あるいは該目的を実現する他の調整手段を支持するように設計されることを特徴とする請求項1乃至12のいずれか1項に記載の表示装置。
- 前記空間光変調器(200、201、202、205、206、207、250)の多重複合画像のセグメントの生成及び/または結像を行う、前記光偏向装置(400、401、402、450)及び/または前記結像光学系の他の光学部材は、セグメントが含まれる該多重画像が湾曲した方式で生成または結像され、該湾曲が3次元シーンの符号化の際に許容されるように設計されることを特徴とする請求項1乃至13のいずれか1項に記載の表示装置。
- 前記結像光学系(500、800)及び/または前記光偏向装置(400、401、402、450)は、前記光変調器(200、201、201、206、207、250)のセグメント化された多重複合画像がアナモルフィックに結像されるように設計されることを特徴とする請求項1乃至14のいずれか1項に記載の表示装置。
- 少なくとも1つのテレセントリック結像光学系が、そのオブジェクト側の焦点面に提供され、
光偏向装置(450)は、制御された方式で、前記空間光変調器(200、201、202、205、206、207、250)により放射された光を傾斜させるように配置される
ことを特徴とする請求項1乃至15のいずれか1項に記載の表示装置。 - 他の空間光変調器(200、201、202、205、206、207、250)の他のセグメント化された多重複合画像を生成する、少なくとも1つの他の光偏向装置(400、401、402、450)が提供され、
該セグメント化された多重複合画像は、インタリーブされる、互いにねじられる、互いにオフセットを有する、及び/または深度方向に交互配置される状態にされ、
それらは、観測者の眼球(1000、1001、1002)の瞳と共に共通のビューボリュームを定義し、
それらのサブ領域は、隣接する、あるいは完全にまたは部分的に重複し得、
該重ね合わせは、可干渉、部分的に可干渉、あるいは非干渉であり、
2次元提示、3次元立体提示、及び/またはホログラム3次元提示が、各サブ領域において提供される
ことを特徴とする請求項1乃至16のいずれか1項に記載の表示装置。 - 可変格子周期の制御可能な液晶格子、及び/または多重化体積格子が、他の0次の回折次数の光が通過し、該光が使用されず、更なるアクティブ光軸から分離されるように、制御可能な前記光偏向装置(400、401、402、450)に配置されることを特徴とする請求項1乃至17のいずれか1項に記載の表示装置。
- 前記空間光変調器は、光偏向手段によりその線状の広がりが走査される、線状の空間光変調器の形状で提供され、
画像の走査は、その線状の広がりの方向において、制御可能な前記光偏向装置(400、401、402、450)により連続的に、上下に複数回繰り返される
ことを特徴とする請求項1乃至18のいずれか1項に記載の表示装置。 - 各走査縞が操作方向と直角をなして上下にあり、わずかに重複されるように、少なくとも2つの鏡面が互いにねじれているポリゴンミラー(415)が提供されることを特徴とする請求項19に記載の表示装置。
- 少なくとも1つのマイクロレンズアレイ(290)が、空間光変調器(200、201、201、205、206、207、250)の前及び/または背後に提供されることを特徴とする請求項1乃至20のいずれか1項に記載の表示装置。
- 少なくとも1つのマイクロレンズアレイ(290)が、中間画像(280)の位置、及び/または前記空間光変調器(200、201、201、205、206、207、250)のセグメント化された中間画像の位置に提供されることを特徴とする請求項1乃至21のいずれか1項に記載の表示装置。
- アポディゼーションマスクが、観察者の眼球(1000、1001、1222)に面する前記空間光変調器(200、201、201、205、206、207、250)の側、中間画像(280)の位置、及び/または前記空間光変調器(200、201、201、205、206、207、250)のセグメント化された中間画像の位置に提供されることを特徴とする請求項1乃至22のいずれか1項に記載の表示装置。
- 制御可能な前記光偏向装置(400、401、402、450)は、製造中の露出に用いられた波動場の適切な結合を選択することにより、屈折率変調の限度が明確に設定される、体積格子及び/または多重体積格子を含むことを特徴とする請求項1乃至23のいずれか1項に記載の表示装置。
- 前記光偏向装置(400、401、402、450)は、前記空間光変調器(200、201、202、206、207、250)の少なくとも1次元にセグメント化された多重画像が平面導波路において制御された方式で連続的に生成されるように設計されることを特徴とする請求項1乃至24のいずれか1項に記載の表示装置。
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JP6905952B2 (ja) | 2021-07-21 |
US20130222384A1 (en) | 2013-08-29 |
JP7418378B2 (ja) | 2024-01-19 |
US10782522B2 (en) | 2020-09-22 |
TW202026698A (zh) | 2020-07-16 |
TW201641990A (zh) | 2016-12-01 |
TWI687721B (zh) | 2020-03-11 |
TW201219829A (en) | 2012-05-16 |
TW201937232A (zh) | 2019-09-16 |
US20210003843A1 (en) | 2021-01-07 |
TWI742527B (zh) | 2021-10-11 |
JP5953311B2 (ja) | 2016-07-20 |
US20160313556A1 (en) | 2016-10-27 |
TW201819991A (zh) | 2018-06-01 |
TWI618947B (zh) | 2018-03-21 |
JP2021182138A (ja) | 2021-11-25 |
US9406166B2 (en) | 2016-08-02 |
WO2012062681A1 (de) | 2012-05-18 |
JP6320451B2 (ja) | 2018-05-09 |
TWI656357B (zh) | 2019-04-11 |
JP2024054106A (ja) | 2024-04-16 |
JP2014503836A (ja) | 2014-02-13 |
JP2018138999A (ja) | 2018-09-06 |
US11953683B2 (en) | 2024-04-09 |
TWI554783B (zh) | 2016-10-21 |
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