JP7136558B2 - 拡張現実のためのシステムおよび方法 - Google Patents
拡張現実のためのシステムおよび方法 Download PDFInfo
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Description
本願は、米国仮出願第62/128,993号(2015年3月5日出願、名称「ELECTROMAGNETIC TRACKING SYSTEM AND METHOD FOR AUGMENTED REALITY」、代理人事件番号ML 30031.00)および米国仮出願第62/292,185号(2016年2月5日出願、名称「SYSTEMS AND METHODS FOR AUGMENTED REALITY」、代理人事件番号ML 30062.00)に対する優先権を主張する。
現代のコンピューティングおよびディスプレイ技術は、いわゆる「仮想現実」または「拡張現実」体験のためのシステムの開発を促進しており、デジタル的に再現された画像またはその一部が、現実であるように見える得る様式、またはそのように知覚され得る様式においてユーザに提示される。仮想現実、すなわち、「VR」シナリオは、典型的には、他の実際の実世界の視覚的入力に対して透明性を伴わずに、デジタルまたは仮想画像情報の提示を伴う。拡張現実、すなわち、「AR」シナリオは、典型的には、ユーザの周囲の実際の世界の視覚化の拡張として、デジタルまたは仮想画像情報の提示を伴う。
(項目1)
拡張現実を表示する方法であって、前記方法は、
電磁場エミッタを通して、既知の磁場を放出することと、
電磁センサを通して、前記放出される既知の磁場の結果としての前記電磁センサにおける磁束に関連するパラメータを測定することであって、前記電磁センサの世界座標は、既知である、ことと、
前記電磁センサにおいて測定された前記磁束に関連するパラメータに少なくとも部分的に基づいて、前記電磁場エミッタに対する姿勢情報を決定することと、
前記電磁場エミッタに対して前記決定された姿勢情報に少なくとも部分的に基づいて、仮想コンテンツをユーザに表示することと
を含む、方法。
(項目2)
前記電磁場エミッタは、ARディスプレイシステムのモバイル構成要素内に常駐している、項目1に記載の方法。
(項目3)
前記モバイル構成要素は、ハンドヘルド構成要素である、項目2に記載の方法。
(項目4)
前記モバイル構成要素は、トーテムである、項目2に記載の方法。
(項目5)
前記モバイル構成要素は、前記ARディスプレイシステムの頭部搭載型構成要素である、項目2に記載の方法。
(項目6)
ディスプレイシステムを頭部搭載型構成要素内に格納することをさらに含み、前記電磁センサは、前記頭部搭載型構成要素に動作可能に結合されている、項目1に記載の方法。
(項目7)
前記電磁センサの前記世界座標は、頭部の姿勢情報を決定するために行われるSLAM分析に少なくとも部分的に基づいて既知であり、前記電磁センサは、前記ディスプレイシステムを格納する頭部搭載型構成要素に動作可能に結合されている、項目1に記載の方法。
(項目8)
前記頭部搭載型構成要素に動作可能に結合された1つ以上のカメラを通して画像データを捕捉することをさらに含み、前記SLAM分析は、少なくとも前記1つ以上のカメラによって捕捉されたデータに基づいて行われる、項目7に記載の方法。
(項目9)
前記電磁センサは、1つ以上の慣性測定ユニット(IMU)を備えている、項目1に記載の方法。
(項目10)
前記姿勢情報は、少なくとも世界に対する前記電磁場エミッタの位置および向きに対応する、項目1に記載の方法。
(項目11)
前記姿勢情報は、前記電磁場エミッタに対応する世界座標を決定するために分析される、項目1に記載の方法。
(項目12)
前記電磁場エミッタに対応する前記姿勢情報に少なくとも部分的に基づいて、1つ以上の仮想コンテンツとの相互作用を検出することをさらに含む、項目1に記載の方法。
(項目13)
前記検出された相互作用に少なくとも部分的に基づいて、仮想コンテンツを前記ユーザに表示することをさらに含む、項目12に記載の方法。
(項目14)
前記電磁センサは、3つの方向における磁束を測定するための少なくとも3つのコイルを備えている、項目1に記載の方法。
(項目15)
前記少なくとも3つのコイルは、実質的に同じ場所に一緒に格納され、前記電磁センサは、ARディスプレイシステムの頭部搭載型構成要素に結合されている、項目14に記載の方法。
(項目16)
前記少なくとも3つのコイルは、前記ARディスプレイシステムの頭部搭載型構成要素の異なる場所に格納されている、項目14に記載の方法。
(項目17)
制御用かつクイック解放式のモジュールを通して、前記電磁場エミッタによって放出される磁場を切り離すことをさらに含む、項目1に記載の方法。
(項目18)
追加の位置特定リソースを通して、前記電磁場エミッタの世界座標を決定することをさらに含む、項目1に記載の方法。
(項目19)
前記追加の位置特定リソースは、GPS受信機を備えている、項目18に記載の方法。
(項目20)
前記追加の位置特定リソースは、ビーコンを備えている、項目18に記載の方法。
(項目21)
前記電磁センサは、非中実フェライト立方体を備えている、項目1に記載の方法。
(項目22)
前記電磁センサは、フェライトディスクのスタックを備えている、項目1に記載の方法。
(項目23)
前記電磁センサは、各々がポリマーコーティングを有する複数のフェライトロッドを備えている、項目1に記載の方法。
(項目24)
前記電磁センサは、時分割多重化スイッチを備えている、項目1に記載の方法。
(項目25)
前記方法ステップを実装する手段を有するシステムとして実装される項目1-24に記載の方法。
(項目26)
前記方法ステップを実行するための実行可能コードを有するコンピュータ使用可能記憶媒体を備えているコンピュータプログラム製品として実装される項目1-24に記載の方法。
本発明の実施形態は、1人以上のユーザのために仮想現実および/または拡張現実相互作用を促進するためのデバイス、システム、および方法に関する。
Claims (23)
- 拡張現実を表示する方法であって、前記方法は、
電磁場エミッタを通して、既知の磁場を放出することと、
電磁センサを通して、前記放出された既知の磁場の結果としての前記電磁センサにおける磁束に関連するパラメータを測定することであって、前記電磁センサは、中空フェライト立方体を備え、前記中空フェライト立方体は、電磁場感度を増加させ、かつ、中実フェライト立方体と比較して前記中空フェライト立方体の重量を減少させ、前記電磁センサの世界座標は、既知である、ことと、
前記電磁センサにおける前記磁束に関連する前記測定されたパラメータに少なくとも部分的に基づいて、前記電磁場エミッタに対する姿勢情報を決定することと、
前記電磁場エミッタに対する前記決定された姿勢情報に少なくとも部分的に基づいて、仮想コンテンツをユーザに表示することと
を含み、
前記姿勢情報を決定することは、世界座標系に対するARディスプレイシステムの頭部搭載型構成要素の少なくとも位置および向きを決定することを含み、前記ARディスプレイシステムの前記頭部搭載型構成要素は、前記世界座標系に対して移動可能であり、
前記電磁場エミッタは、前記ARディスプレイシステムのハンドヘルド構成要素内に格納され、前記ARディスプレイシステムの前記ハンドヘルド構成要素は、前記ARディスプレイシステムの前記頭部搭載型構成要素および前記世界座標系に対して移動可能であり、
前記姿勢情報を決定することは、さらに、前記ARディスプレイシステムの前記頭部搭載型構成要素の前記決定された位置および向きに少なくとも部分的に基づいて、前記世界座標系に対する前記ARディスプレイシステムの前記ハンドヘルド構成要素の少なくとも位置および向きを決定することを含む、方法。 - 前記電磁場エミッタは、前記ARディスプレイシステムのモバイル構成要素内に常駐している、請求項1に記載の方法。
- 前記モバイル構成要素は、ハンドヘルド構成要素である、請求項2に記載の方法。
- 前記モバイル構成要素は、トーテムである、請求項2に記載の方法。
- 前記モバイル構成要素は、前記ARディスプレイシステムの頭部搭載型構成要素である、請求項2に記載の方法。
- 前記ARディスプレイシステムを頭部搭載型構成要素内に格納することをさらに含み、前記電磁センサは、前記頭部搭載型構成要素に動作可能に結合されている、請求項1に記載の方法。
- 前記電磁センサの前記世界座標は、頭部の姿勢情報を決定するために行われるSLAM分析に少なくとも部分的に基づいて既知であり、前記電磁センサは、前記ARディスプレイシステムを格納する頭部搭載型構成要素に動作可能に結合されている、請求項1に記載の方法。
- 前記頭部搭載型構成要素に動作可能に結合された1つ以上のカメラを通して画像データを捕捉し、前記SLAM分析は、少なくとも前記1つ以上のカメラによって捕捉されたデータに基づいて行われる、請求項7に記載の方法。
- 前記電磁センサは、1つ以上の慣性測定ユニット(IMU)を備えている、請求項1に記載の方法。
- 前記姿勢情報は、少なくとも世界に対する前記電磁場エミッタの位置および向きに対応する、請求項1に記載の方法。
- 前記姿勢情報は、前記電磁場エミッタに対応する世界座標を決定するために分析される、請求項1に記載の方法。
- 前記電磁場エミッタに対応する前記姿勢情報に少なくとも部分的に基づいて、1つ以上の仮想コンテンツとの相互作用を検出することをさらに含む、請求項1に記載の方法。
- 前記検出された相互作用に少なくとも部分的に基づいて、仮想コンテンツを前記ユーザに表示することをさらに含む、請求項12に記載の方法。
- 前記電磁センサは、3つの方向における磁束を測定するための少なくとも3つのコイルを備えている、請求項1に記載の方法。
- 前記少なくとも3つのコイルは、実質的に同じ場所に一緒に格納され、前記電磁センサは、前記ARディスプレイシステムの頭部搭載型構成要素に結合されている、請求項14に記載の方法。
- 前記少なくとも3つのコイルは、前記ARディスプレイシステムの前記頭部搭載型構成要素の異なる場所に格納されている、請求項14に記載の方法。
- 制御用かつクイック解放式のモジュールを通して、前記電磁場エミッタによって放出される磁場を切り離すことをさらに含む、請求項1に記載の方法。
- 追加の位置特定リソースを通して、前記電磁場エミッタの前記世界座標を決定することをさらに含む、請求項1に記載の方法。
- 前記追加の位置特定リソースは、GPS受信機を備えている、請求項18に記載の方法。
- 前記追加の位置特定リソースは、ビーコンを備えている、請求項18に記載の方法。
- 前記電磁センサは、時分割多重化スイッチを備えている、請求項1に記載の方法。
- 拡張現実を表示するシステムであって、前記システムは、
既知の磁場を放出するように構成された電磁場エミッタと、
電磁センサであって、前記電磁センサは、前記放出された既知の磁場の結果としての前記電磁センサにおける磁束に関連するパラメータを測定するように構成されており、前記電磁センサは、中空フェライト立方体を備え、前記中空フェライト立方体は、電磁場感度を増加させるように構成されており、かつ、中実フェライト立方体と比較して前記中空フェライト立方体の重量を減少させるように構成されており、前記電磁センサの世界座標は、既知である、電磁センサと、
前記電磁センサにおける前記磁束に関連する前記測定されたパラメータに少なくとも部分的に基づいて、前記電磁場エミッタに対する姿勢情報を決定するように構成されたコントローラと、
前記電磁場エミッタに対する前記決定された姿勢情報に少なくとも部分的に基づいて、仮想コンテンツをユーザに表示するように構成されたディスプレイシステムと
を備え、
前記コントローラは、世界座標系に対するARディスプレイシステムの頭部搭載型構成要素の少なくとも位置および向きを決定することによって前記姿勢情報を決定するように構成されており、前記ARディスプレイシステムの前記頭部搭載型構成要素は、前記世界座標系に対して移動可能であり、
前記電磁場エミッタは、前記ARディスプレイシステムのハンドヘルド構成要素内に格納され、前記ARディスプレイシステムの前記ハンドヘルド構成要素は、前記ARディスプレイシステムの前記頭部搭載型構成要素および前記世界座標系に対して移動可能であり、
前記コントローラは、さらに、前記ARディスプレイシステムの前記頭部搭載型構成要素の前記決定された位置および向きに少なくとも部分的に基づいて、前記世界座標系に対する前記ARディスプレイシステムの前記ハンドヘルド構成要素の少なくとも位置および向きを決定することによって前記姿勢情報を決定するように構成されている、システム。 - 実行可能アルゴリズムが記憶されたコンピュータ読み取り可能記憶媒体であって、前記実行可能アルゴリズムは、プロセッサによって実行されたときに、前記プロセッサに請求項1~21に記載の方法のステップを実行させる、コンピュータ読み取り可能記憶媒体。
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JP2021041375A JP7305690B2 (ja) | 2015-03-05 | 2021-03-15 | 拡張現実のためのシステムおよび方法 |
JP2023105887A JP7513808B2 (ja) | 2015-03-05 | 2023-06-28 | 拡張現実のためのシステムおよび方法 |
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US201562128993P | 2015-03-05 | 2015-03-05 | |
US62/128,993 | 2015-03-05 | ||
US201662292185P | 2016-02-05 | 2016-02-05 | |
US62/292,185 | 2016-02-05 | ||
PCT/US2016/021095 WO2016141373A1 (en) | 2015-03-05 | 2016-03-05 | Systems and methods for augmented reality |
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US20160259404A1 (en) | 2016-09-08 |
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