JP2017213389A - 心拍数情報を利用したアスレチックパフォーマンス監視システム - Google Patents
心拍数情報を利用したアスレチックパフォーマンス監視システム Download PDFInfo
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Abstract
【解決手段】照明光源は、ユーザの皮膚を照明するように構成されてもよい。照明検出器は、ユーザの皮膚から反射された電磁放射を検出してもよい。補償モジュールは、照明検出器に対するユーザの皮膚の位置を決定するように構成されてもよい。プロセッサは、照明検出器によって検出された電磁放射の量に対応する情報を分析することによってユーザの心拍数を決定するように構成されてもよい。プロセッサは、補償モジュールによって決定されたユーザの皮膚の位置を補償することによってユーザの心拍数を決定してもよい。
【選択図】図2
Description
本出願は、「Athletic Performance Monitoring System Utilizing Heart Rate information」と題し、2012年10月26日に出願された米国仮特許出願第61/719,172号の利益を主張し、当該内容が本明細書全体において援用される。
[請求項1]
心拍数を決定する方法であって、
(a)照明光源によってユーザの皮膚を照明する段階と、
(b)前記ユーザの皮膚から反射された電磁放射を照明検出器によって検出する段階と、
(c)反射された前記電磁放射に基づいて、前記照明検出器に対する前記ユーザの皮膚の位置を決定する段階と、
(d)プロセッサにおいて、反射された前記電磁放射に対応する情報を分析し、前記ユーザの皮膚の位置を補償することで、前記ユーザの心拍数を決定する段階と、を含む方法。
[請求項2]
前記照明光源は、少なくとも1つの発光ダイオード(LED)を含む、請求項1に記載の方法。
[請求項3]
前記少なくとも1つのLEDは、赤外線(IR)照明を生成するように構成されている、請求項2に記載の方法。
[請求項4]
前記照明検出器は、フォトダイオードを含む、請求項1に記載の方法。
[請求項5]
前記照明光源は、近接場光源であり、
段階(a)は、遠距離場光源によってユーザの皮膚を照明する段階を含み、
前記ユーザの皮膚から反射されて前記照明検出器によって検出される前記電磁放射は、前記近接場光源により供給された第1の量Nの電磁放射と、前記遠距離場光源により供給された第2の量Fの電磁放射とを含み、
段階(c)は、反射された電磁放射の前記第1の量と反射された電磁放射の前記第2の量との比率を計算する段階を含む、請求項1に記載の方法。
[請求項6]
前記比率は、N/Fに相当する請求項5に記載の方法。
[請求項7]
段階(c)は、皮膚位置をそれぞれの補償係数と関連付けるルックアップテーブルにアクセスする段階を含み、
段階(d)は、前記ユーザの前記心拍数を決定するときに、ユーザの皮膚の位置と関連付けられた補償係数を受信し、当該補償係数を利用する段階を含む、請求項1に記載の方法。
[請求項8]
心拍数決定システムであって、
ユーザの皮膚を照明するように構成された照明光源と、
前記ユーザの皮膚から反射された電磁放射を検出する照明検出器と、
前記照明検出器に対する前記ユーザの皮膚の位置を決定するように構成された補償モジュールと、
前記照明検出器によって検出された電磁放射の量に対応する情報を分析し、前記補償モジュールによって決定された前記ユーザの皮膚の位置を補償することで、前記ユーザの心拍数を決定するように構成されたプロセッサと、を備える心拍数決定システム。
[請求項9]
前記照明光源は、近接場発光ダイオード(LED)と遠距離場発光ダイオードとを含む、請求項8に記載の心拍数決定システム。
[請求項10]
前記近接場LEDによって供給され、前記ユーザの皮膚から反射されて前記照明検出器によって検出された電磁放射の第1の量Nと、前記遠距離場LEDによって供給され、前記ユーザの皮膚から反射されて前記照明検出器によって検出された電磁放射の第2の量Fとの比率に基づいて補償係数を決定する補償モジュールを更に備える、請求項9に記載の心拍数決定システム。
[請求項11]
皮膚位置をそれぞれの補償係数と関連付けるルックアップテーブルを更に備え、
前記補償モジュールは、前記比率を用いて前記ルックアップテーブルにおいて参照を行い、前記比率と関連付けられた補償係数を前記プロセッサに提供するように構成されている、請求項10に記載の心拍数決定システム。
[請求項12]
前記照明光源は、第1の照明光源であり、
前記近接場LEDは、第1の近接場LEDであり、
前記遠距離場LEDは、第1の遠距離場LEDであり、
前記心拍数決定システムは、
第2の近接場LEDと第2の遠距離場LEDを有する第2の照明光源を更に備える、
請求項9に記載の心拍数決定システム。
[請求項13]
前記第1の照明光源と前記第2の照明光源は、互いに略直交して配置されている、請求項12に記載の心拍数決定システム。
[請求項14]
前記第1の近接場LEDは、前記照明検出器と前記第1の遠距離場LEDとの間に配置され、
前記第2の近接場LEDは、前記照明検出器と前記第2の遠距離場LEDとの間に配置される、請求項12に記載の心拍数決定システム。
[請求項15]
前記照明検出器を覆うレンズ素子と、
前記第1の近接場LED、前記第2の近接場LED、前記第1の遠距離場LED及び前記第2の遠距離場LEDのそれぞれを覆う各レンズ素子と、をさらに備える請求項12に記載の心拍数決定システム。
[請求項16]
前記照明検出器はフォトダイオードを有する、請求項8に記載の心拍数決定システム。
[請求項17]
前記心拍数決定システムは、手首装着型装置を装着している個人の動きを測定するように構成された手首装着型装置に組み込まれる、請求項8に記載の心拍数決定システム。
[請求項18]
光学検出器であって、
赤外線(IR)照明を供給するように構成された第1の近接場発光ダイオード(LED)と、赤外線照明を供給するように構成された第1の遠距離場LEDとを有する第1の照明光源モジュールと、
前記第1の照明光源モジュールに対して直角に配置され、赤外線照明を供給するように構成された第2の近接場LEDと、赤外線照明を供給するように構成された第2の遠距離場LEDとを有する第2の照明光源モジュールと、
前記第1の近接場LEDと前記第2の近接場LEDの近くに配置され、ユーザの皮膚から反射された赤外線放射の量を検出するように構成されたフォトダイオードを含む照明検出器と、
前記ユーザの皮膚から反射された前記赤外線照明量に対応する情報を供給するように構成されたインタフェースと、を備え、
前記フォトダイオードは、前記光学検出器の少なくとも1つの中心線からオフセットして配置されている光学検出器。
[請求項19]
前記光学検出器は、前記ユーザの皮膚から反射された前記赤外線放射の量に対応する情報に少なくとも部分的に基づいて、前記ユーザの心拍数を決定する心拍数決定システムに組み込まれている、請求項18に記載の光学検出器。
[請求項20]
前記心拍数決定システムは、手首装着型装置を装着している個人の動きを測定するように構成された手首装着型装置に組み込まれている、請求項19に記載の光学検出器。
102:検出モジュール
104:補償モジュール
106:心拍数決定モジュール
108:補償係数ルックアップテーブル
110:装置較正情報
112:検出器
114:光源モジュール
116:近接場光源
118:遠距離場光源
Claims (12)
- コンピュータ実行可能命令を記憶した非一時的なコンピュータ読取可能記憶媒体であって、前記コンピュータ実行可能命令が装置のプロセッサによって実行されるときに、前記装置に心拍数を決定する方法を実行させ、
前記心拍数を決定する方法は、
(a)前記装置の照明光源の近接場照明光源と前記装置の照明光源の遠距離場照明光源とによってユーザの皮膚を照明する段階と、
(b)前記ユーザの皮膚から反射された電磁放射を前記装置の照明検出器によって検出する段階と、ここで、前記ユーザの皮膚から反射されて、前記照明検出器によって検出された電磁放射は、前記近距離場照明光源によって供給された第1の量Nの電磁放射と、前記遠距離場照明光源によって供給された第2の量Fの電磁放射とを含み、
(c)反射された前記第1の量の電磁放射と反射された前記第2の量の電磁放射との比率を少なくとも演算することで、反射された前記電磁放射に基づいて、前記照明検出器に対する前記ユーザの皮膚の位置を決定する段階と、
(d)反射された前記電磁放射に対応する情報を分析し、前記ユーザの皮膚の位置を補償することで、前記ユーザの心拍数を決定する段階と、
を含む、非一時的なコンピュータ読取可能媒体。 - 前記照明光源は、少なくとも1つの発光ダイオード(LED)を含む、請求項1に記載の非一時的なコンピュータ読取可能媒体。
- 前記少なくとも1つのLEDは、赤外線(IR)照明を生成するように構成されている、請求項2に記載の非一時的なコンピュータ読取可能媒体。
- 前記照明検出器は、フォトダイオードを含む、請求項1に記載の非一時的なコンピュータ読取可能媒体。
- 前記比率は、N/Fに相当する、請求項1に記載の非一時的なコンピュータ読取可能媒体。
- 段階(c)は、皮膚位置をそれぞれの補償係数と関連付けると共に、前記装置に記憶されたルックアップテーブルにアクセスする段階を含み、
段階(d)は、前記ユーザの前記心拍数を決定するときに、前記ユーザの皮膚の位置と関連付けられた補償係数を受信して、当該補償係数を利用する段階を含む、
請求項1に記載の非一時的なコンピュータ読取可能媒体。 - 段階(d)は、前記比率を用いて前記ルックアップテーブルにおいて参照を行うことで、前記比率に関連付けられた補償係数を取得する段階をさらに含む、請求項6に記載の非一時的なコンピュータ読取可能媒体。
- 前記近距離場照明光源は、第1の近距離場LEDであり、
前記遠距離場照明光源は、第1の遠距離場LEDであり、
前記装置の第2の照明光源は、第2の近距離場LEDと、第2の遠距離場LEDを含む、請求項1に記載の非一時的なコンピュータ読取可能媒体。 - 前記第1の近接場LEDと前記第1の遠距離場LEDの配列方向は、前記第2の近接場LEDと前記第2の遠距離場LEDの配列方向に略直交している、請求項8に記載の非一時的なコンピュータ読取可能媒体。
- 前記第1の近接場LEDは、前記照明検出器と前記第1の遠距離場LEDとの間に配置され、
前記第2の近接場LEDは、前記照明検出器と前記第2の遠距離場LEDとの間に配置される、請求項9に記載の非一時的なコンピュータ読取可能媒体。 - 前記装置のレンズ素子は、前記照明検出器を覆い、
前記装置の各レンズ素子は、前記第1の近距離場LEDと、前記第2の近距離場LEDと、前記第1の遠距離場LEDと、前記第2の遠距離場LEDとの各々を覆う、
請求項8に記載の非一時的なコンピュータ読取可能媒体。 - 前記装置は、手首装着型装置を装着している個人の動きを測定するように構成された手首装着型装置である、請求項1に記載の非一時的なコンピュータ読取可能媒体。
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