JP2020500492A - 空間的アンビエントアウェア型の個人用オーディオ供給デバイス - Google Patents
空間的アンビエントアウェア型の個人用オーディオ供給デバイス Download PDFInfo
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Abstract
Description
Claims (20)
- オーディオデバイスの少なくとも1つのセンサにより検出された音を示す信号を受信する段階であって、前記オーディオデバイスは、耳介を少なくとも部分的に覆っており、検出された前記音は、少なくとも身体の胴と相互作用する、受信する段階と、
前記オーディオデバイスが前記耳介を少なくとも部分的に覆っている間に、検出された前記音の空間的位置特定が容易になるよう、非線形伝達関数で前記信号を変調して、1つまたは複数のオーディオキューを示す変調信号を生成する段階と、
前記オーディオデバイスが前記変調信号を出力する段階と
を備える方法。 - 前記少なくとも1つのセンサにより検出された前記音を示す前記信号は、第1信号であり、前記オーディオデバイスが前記変調信号を出力する段階は、前記変調信号を第2信号と混合する段階を含む、請求項1に記載の方法。
- 前記変調信号を前記第2信号と混合する段階は、検出された前記音の音タイプに基づいて、前記混合する段階において前記変調信号および前記第2信号の重み付けをする段階を含む、請求項2に記載の方法。
- 前記オーディオデバイスにおける少なくとも1つのセンサにより検出された音を示す前記第1信号を受信する段階は、前記オーディオデバイスにおける少なくとも1つのマイクにより検出された前記音を示す前記第1信号を受信する段階を含む、請求項1に記載の方法。
- 前記少なくとも1つのマイクは、前記耳介と反対の方向に向けられる、請求項4に記載の方法。
- 前記1つまたは複数のオーディオキューは、検出された前記音と関連付けられる音源の仰角、方位角、距離および速度のうちの1つまたは複数に基づいている、請求項1に記載の方法。
- 前記非線形伝達関数で前記信号を変調する段階は、検出された前記音が発せられている方向を決定する段階と、前記方向と関連付けられる前記非線形伝達関数の1つまたは複数の波形を特定する段階とを含む、請求項1に記載の方法。
- 前記耳介の周波数応答を他方の耳介の複数の周波数応答と比較する段階であって、前記他方の耳介の各周波数応答が、対応する非線形伝達関数と関連付けられる、比較する段階と、
前記比較に基づいて、前記他方の耳介の前記複数の他の周波数応答のうち、前記周波数応答に最も近い1つを決定する段階と、
前記非線形伝達関数を、前記複数の他の周波数応答のうちの前記1つと関連付けられる前記対応する非線形伝達関数として特定する段階と
を更に備える、請求項1に記載の方法。 - メモリに記憶され、かつ、プロセッサにより実行可能である、プログラムコードを備える1つまたは複数の非一時的コンピュータ可読媒体であって、前記プログラムコードは、
オーディオデバイスの少なくとも1つのセンサにより検出された音を示す信号を受信することであって、前記オーディオデバイスは、耳介を少なくとも部分的に覆っており、検出された前記音は、少なくとも身体の胴と相互作用する、受信することと、
前記オーディオデバイスが前記耳介を少なくとも部分的に覆っている間に、検出された前記音の空間的位置特定が容易になるよう、非線形伝達関数で前記信号を変調して、1つまたは複数のオーディオキューを示す変調信号を生成することと、
前記オーディオデバイスが前記変調信号を出力することと
を行うためのものである、1つまたは複数の非一時的コンピュータ可読媒体。 - 前記少なくとも1つのセンサにより検出された前記音を示す前記信号は、第1信号であり、前記オーディオデバイスが前記変調信号を出力するための前記プログラムコードは、前記変調信号を第2信号と混合することを含む、請求項9に記載の1つまたは複数の非一時的機械可読媒体。
- 前記変調信号を前記第2信号と混合するための前記プログラムコードは、検出された前記音の音タイプに基づいて、前記混合することの間に前記変調信号および前記第2信号の重み付けをすることを含む、請求項10に記載の1つまたは複数の非一時的機械可読媒体。
- 前記オーディオデバイスにおける少なくとも1つのセンサにより検出された音を示す前記第1信号を受信するための前記プログラムコードは、前記オーディオデバイスにおける少なくとも1つのマイクにより検出された前記音を示す前記第1信号を受信することを含む、請求項9に記載の1つまたは複数の非一時的機械可読媒体。
- 前記少なくとも1つのマイクは、前記耳介と反対の方向に向けられる、請求項12に記載の1つまたは複数の非一時的機械可読媒体。
- 前記1つまたは複数のオーディオキューは、検出された前記音と関連付けられる音源の仰角、方位角、距離および速度のうちの1つまたは複数に基づいている、請求項9に記載の1つまたは複数の非一時的機械可読媒体。
- 前記非線形伝達関数で前記信号を変調するための前記プログラムコードは、検出された前記音が発せられている方向を決定することと、前記方向と関連付けられる前記非線形伝達関数の1つまたは複数の波形を特定することとを含む、請求項9に記載の1つまたは複数の非一時的機械可読媒体。
- 前記プログラムコードは更に、
前記耳介の周波数応答を他方の耳介の複数の周波数応答と比較することであって、前記他方の耳介の各周波数応答が、対応する非線形伝達関数と関連付けられる、比較することと、
前記比較に基づいて、前記他方の耳介の前記複数の他の周波数応答のうち、前記周波数応答に最も近い1つを決定することと、
前記非線形伝達関数を、前記複数の他の周波数応答のうち、前記周波数応答に最も近い前記1つと関連付けられる前記対応する非線形伝達関数として特定することと
を含む、請求項9に記載の1つまたは複数の非一時的機械可読媒体。 - オーディオデバイスと、
メモリに記憶され、かつ、プロセッサにより実行可能である、コンピュータ命令と
を備えるシステムであって、前記コンピュータ命令は、
前記オーディオデバイスの少なくとも1つのセンサにより検出された音を示す信号を受信する機能であって、前記オーディオデバイスは、耳介を少なくとも部分的に覆っており、検出された前記音は、少なくとも身体の胴と相互作用する、受信する機能と、
前記オーディオデバイスが前記耳介を少なくとも部分的に覆っている間に、検出された前記音の空間的位置特定が容易になるよう、前記音の方向に基づいて選択された非線形伝達関数で前記信号を変調して、1つまたは複数のオーディオキューを示す変調信号を生成する機能と、
前記オーディオデバイスが前記変調信号を出力する機能と
を実行するためのものである、システム。 - メモリに記憶され、かつ、前記プロセッサにより実行可能である、前記非線形伝達関数で前記信号を変調するための前記コンピュータ命令は、検出された前記音が発せられている方向を決定する機能と、前記方向と関連付けられる前記非線形伝達関数の1つまたは複数の波形を特定する機能とを含む、請求項17に記載のシステム。
- 前記耳介の周波数応答を他方の耳介の複数の周波数応答と比較する機能であって、前記他方の耳介の各周波数応答が、対応する非線形伝達関数と関連付けられる、比較する機能と、
前記比較に基づいて、前記他方の耳介の前記複数の他の周波数応答のうち、前記周波数応答に最も近い1つを決定する機能と、
前記非線形伝達関数を、前記複数の他の周波数応答のうち、前記周波数応答に最も近い前記1つと関連付けられる前記対応する非線形伝達関数として特定する機能と
を実行するための、メモリに記憶され、かつ、前記プロセッサにより実行可能である、コンピュータ命令を更に備える、請求項17に記載のシステム。 - 前記1つまたは複数のオーディオキューは、検出された前記音と関連付けられる音源の仰角、距離、方位角および速度のうちの1つまたは複数を示す、請求項17に記載のシステム。
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