JPWO2020197765A5 - - Google Patents

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JPWO2020197765A5
JPWO2020197765A5 JP2021556750A JP2021556750A JPWO2020197765A5 JP WO2020197765 A5 JPWO2020197765 A5 JP WO2020197765A5 JP 2021556750 A JP2021556750 A JP 2021556750A JP 2021556750 A JP2021556750 A JP 2021556750A JP WO2020197765 A5 JPWO2020197765 A5 JP WO2020197765A5
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display
display system
holographic content
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ライトフィールド（ＬＦ）ディスプレイシステムであって、
ライトフィールドディスプレイアセンブリによって表示するためのホログラフィックコンテンツを生成するように構成された処理エンジンと、
ライトフィールドディスプレイアセンブリであって、
前記処理エンジンから受信された前記ホログラフィックコンテンツを生成するように構成された１つ以上のエネルギーデバイスと、
複数の表示面位置であって、各表面位置が、前記ホログラフィックコンテンツの一部を投影するように構成されており、前記複数の表示面位置が、
前記ホログラフィックコンテンツの第１の部分を元の投影角度に対する偏向角で投影するように構成された前記表示面位置の第１のサブセット、を備える、複数の表示面位置と、を備える、ライトフィールドディスプレイアセンブリと、を備える、ライトフィールド（ＬＦ）ディスプレイシステム。 A light field (LF) display system, comprising:
a processing engine configured to generate holographic content for display by a light field display assembly;
A light field display assembly comprising:
one or more energy devices configured to generate the holographic content received from the processing engine;
a plurality of display surface locations, each surface location configured to project a portion of the holographic content, the plurality of display surface locations comprising:
a plurality of display surface positions comprising a first subset of the display surface positions configured to project a first portion of the holographic content at a deflection angle relative to the original projection angle. A light field (LF) display system, comprising: a display assembly. 前記偏向角が、表示面位置の前記第１のサブセットから投影されたホログラフィックコンテンツの前記一部の複数の投影経路の尺度である、請求項１に記載のＬＦディスプレイシステム。 2. The LF display system of claim 1 , wherein said deflection angle is a measure of multiple projection paths of said portion of holographic content projected from said first subset of display surface positions. 前記偏向角が、表示面位置の前記第１のサブセットから投影されたホログラフィックコンテンツの前記一部の複数の投影経路の平均偏向である、請求項１に記載のＬＦディスプレイシステム。 2. The LF display system of claim 1 , wherein said deflection angle is the average deflection of multiple projection paths of said portion of holographic content projected from said first subset of display surface positions. 前記偏向角が、表示面位置の前記第１のサブセットから投影されたホログラフィックコンテンツの前記一部の複数の投影経路の中央値偏向である、請求項１に記載のＬＦディスプレイシステム。 2. The LF display system of claim 1 , wherein said deflection angle is the median deflection of a plurality of projection paths of said portion of holographic content projected from said first subset of display surface positions. 前記偏向角が、前記偏向角で偏向された前記ホログラフィックコンテンツの前記一部について実質的に非ゼロである、請求項１に記載のＬＦディスプレイシステム。 3. The LF display system of claim 1 , wherein said deflection angle is substantially non-zero for said portion of said holographic content deflected at said deflection angle. 前記偏向角が、ホログラフィックコンテンツの前記一部を投影する残りの表示面位置の光軸に対する、ホログラフィックコンテンツの前記一部の複数の投影経路の光軸の角度である、請求項１に記載のＬＦディスプレイシステム。 2. The method of claim 1 , wherein the deflection angle is the angle of the optical axis of the plurality of projection paths of the portion of holographic content with respect to the optical axis of the rest of the display surface positions projecting the portion of holographic content. The described LF display system. 各表示面位置の前記光軸が、前記表示面位置から投影された前記ホログラフィックコンテンツの複数の投影経路の対称軸である、請求項６に記載のＬＦディスプレイシステム。 7. The LF display system of claim 6 , wherein the optical axis of each display surface position is the axis of symmetry of multiple projection paths of the holographic content projected from the display surface position. 前記元の投影角度が、前記ライトフィールドディスプレイアセンブリの表面の法線である、請求項１に記載のＬＦディスプレイシステム。 3. The LF display system of claim 1 , wherein the original projection angle is normal to the surface of the light field display assembly. 前記元の投影角度が、表示面位置の前記第１のサブセット以外の前記複数の表示面位置から投影された前記ホログラフィックコンテンツの複数の投影経路の尺度である、請求項１に記載のＬＦディスプレイシステム。 2. The LF display of claim 1 , wherein the original projection angle is a measure of projection paths of the holographic content projected from the plurality of display surface positions other than the first subset of display surface positions. system. 前記元の投影角度が、前記ライトフィールドディスプレイアセンブリの表示面の法線である、請求項１に記載のＬＦディスプレイシステム。 3. The LF display system of claim 1 , wherein the original projection angle is normal to the display surface of the light field display assembly. 前記元の投影角度が、前記表示面位置の前記第１のサブセット以外の前記表示面位置の光軸の角度である、請求項１に記載のＬＦディスプレイシステム。 2. The LF display system of claim 1 , wherein the original projection angle is the angle of the optical axis of the display surface positions other than the first subset of display surface positions. 前記偏向角が、前記ライトフィールドディスプレイアセンブリ上の表示面位置の前記第１のサブセットの位置に基づく、請求項１に記載のＬＦディスプレイシステム。 2. The LF display system of claim 1 , wherein said deflection angle is based on the positions of said first subset of display surface positions on said light field display assembly. 前記偏向角が、前記ライトフィールドディスプレイアセンブリの表示面にわたって実質的に連続的に変化する、請求項１に記載のＬＦディスプレイシステム。 2. The LF display system of claim 1 , wherein said deflection angle varies substantially continuously across the viewing surface of said light field display assembly. 前記表示面位置の前記第１のサブセットによって投影されたホログラフィックコンテンツの前記第１の部分が、聴衆に向かって偏向角で投影される、請求項１に記載のＬＦディスプレイシステム。 2. The LF display system of claim 1 , wherein the first portion of holographic content projected by the first subset of display surface positions is projected at a deflection angle toward an audience . ホログラフィックコンテンツの前記第１の部分が、ホログラフィックコンテンツの前記第１の部分が第１の視野から視聴可能であるように、前記元の投影角度に対して前記偏向角で投影され、
前記元の投影角度で投影されたホログラフィックコンテンツが、第２の視野から視聴可能である、請求項１に記載のＬＦディスプレイシステム。 the first portion of holographic content is projected at the deflection angle relative to the original projection angle such that the first portion of holographic content is viewable from a first field of view;
3. The LF display system of claim 1 , wherein holographic content projected at said original projection angle is viewable from a second field of view. 前記第１の視野および前記第２の視野が実質的に異なる、請求項１５に記載のＬＦディスプレイシステム。 16. The LF display system of Claim 15 , wherein said first field of view and said second field of view are substantially different. ホログラフィックコンテンツの前記第１の部分を前記偏向角で投影することにより、
平面視野よりも広い視野と、
少なくとも、平面閾値分離よりもシームレスな表示面に近い聴衆のビューイングボリュームと、
平面閾値近接度よりも前記ビューイングボリュームに近い少なくとも１つのホログラフィックオブジェクトと、のうちの少なくとも１つがもたらされる、請求項１に記載のＬＦディスプレイシステム。 by projecting the first portion of holographic content at the deflection angle ;
A wider field of view than a flat field of view,
At least the viewing volume of the audience closer to the seamless display surface than the planar threshold separation, and
at least one holographic object closer to said viewing volume than a planar threshold proximity is provided. 前記複数の表示面位置が、
前記ホログラフィックコンテンツの第２の部分を前記元の投影角度に対する追加の偏向角で投影するように構成された前記表示面位置の第２のサブセット、をさらに備える、請求項１に記載のＬＦディスプレイシステム。 wherein the plurality of display surface positions are
2. The LF display of claim 1 , further comprising a second subset of said display surface positions configured to project a second portion of said holographic content at an additional deflection angle relative to said original projection angle. system. 表示面位置の前記第２のサブセットが、ホログラフィックコンテンツの前記第２の部分を、第２の視野から視聴可能であるように投影し、ホログラフィックコンテンツの前記第１の部分が、第１の視野から視聴可能である、請求項１８に記載のＬＦディスプレイシステム。 The second subset of display surface locations projects the second portion of holographic content viewable from a second field of view, the first portion of holographic content 19. The LF display system of claim 18 , viewable from a field of view. 前記第１の視野および前記第２の視野が異なる、請求項１９に記載のＬＦディスプレイシステム。 20. The LF display system of claim 19 , wherein said first field of view and said second field of view are different. 前記第１の視野および前記第２の視野が、実質的に類似している、請求項１９に記載のＬＦディスプレイシステム。 20. The LF display system of Claim 19 , wherein said first field of view and said second field of view are substantially similar. 前記偏向角が、前記追加の偏向角とは異なる、請求項１８に記載のＬＦディスプレイシステム。 19. LF display system according to claim 18 , wherein said deflection angle is different from said additional deflection angle. 前記複数の表示面位置を備える表示面をさらに備え、前記表示面が、
聴衆に実質的に面して配置された中央面を備え、前記中央面は垂直面であり、
前記垂直面に対してある角度で前記中央面に隣接して配置された１つ以上の側面、をさらに備え、
前記中央面および前記１つ以上の側面が、前記表示面の少なくとも一部を含む、請求項１に記載のＬＦディスプレイシステム。 further comprising a display surface comprising the plurality of display surface positions, the display surface comprising:
a central plane positioned substantially facing the audience , said central plane being a vertical plane ;
one or more side surfaces positioned adjacent to the central plane at an angle to the vertical plane;
2. The LF display system of claim 1 , wherein said central plane and said one or more sides comprise at least a portion of said viewing surface. 前記垂直面が、水平軸および垂直軸を有し、サイドパネルが、前記水平軸に沿って中央パネルに隣接している、請求項２３に記載のＬＦディスプレイシステム。 24. The LF display system of claim 23 , wherein said vertical plane has a horizontal axis and a vertical axis , and side panels adjoin a central panel along said horizontal axis. 前記垂直面が、水平軸および垂直軸を有し、サイドパネルが、前記垂直軸に沿って中央パネルに隣接している、請求項２３に記載のＬＦディスプレイシステム。 24. The LF display system of claim 23 , wherein said vertical plane has a horizontal axis and a vertical axis , and side panels adjoin a central panel along said vertical axis. 前記偏向角が、前記中央面および前記１つ以上の側面のうちの少なくとも１つから投影された前記ホログラフィックコンテンツの前記一部に適用される、請求項２３に記載のＬＦディスプレイシステム。 24. The LF display system of Claim 23 , wherein said deflection angle is applied to said portion of said holographic content projected from at least one of said central plane and said one or more side surfaces . 前記１つ以上の側面をある角度で配置することにより、
平面視野よりも広い前記聴衆の視野と、
平面閾値分離よりもシームレスな表示面に近い前記聴衆の少なくとも１つのビューイングボリュームと、
平面閾値近接度よりも前記ビューイングボリュームに近い少なくとも１つのホログラフィックオブジェクトと、のうちの少なくとも１つが達成される、請求項２３に記載のＬＦディスプレイシステム。 By orienting the one or more sides at an angle,
a field of view of the audience that is wider than the planar field of view;
at least one viewing volume of the audience closer to a seamless viewing surface than a planar threshold separation;
24. The LF display system of claim 23 , wherein at least one holographic object closer to said viewing volume than a planar threshold proximity is achieved. 複数の光学要素を含む光学システムであって、前記複数の光学要素が、前記偏向角で偏向された前記ホログラフィックコンテンツの前記第１の部分について、前記元の投影角度で投影されたホログラフィックコンテンツの前記第１の部分を前記偏向角に向け直すように構成されている、光学システム、をさらに備える、請求項１に記載のＬＦディスプレイシステム。 An optical system comprising a plurality of optical elements, wherein the plurality of optical elements projected holographic content at the original projection angle for the first portion of the holographic content deflected at the deflection angle. 2. The LF display system of claim 1 , further comprising an optical system configured to redirect said first portion of to said deflection angle. 前記光学システムが、前記ＬＦディスプレイシステムに結合されている、請求項２８に記載のＬＦディスプレイシステム。 29. The LF display system of Claim 28 , wherein said optical system is coupled to said LF display system. 前記エネルギーデバイスによって生成された前記ホログラフィックコンテンツを複数のエネルギー面位置から表示面に中継するように構成された複数の導波路をさらに備える、請求項１に記載のＬＦディスプレイシステム。 3. The LF display system of Claim 1, further comprising a plurality of waveguides configured to relay said holographic content generated by said energy device from a plurality of energy plane locations to a display surface.
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