JP2013013319A5 - - Google Patents

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JP2013013319A5
JP2013013319A5 JP2012176050A JP2012176050A JP2013013319A5 JP 2013013319 A5 JP2013013319 A5 JP 2013013319A5 JP 2012176050 A JP2012176050 A JP 2012176050A JP 2012176050 A JP2012176050 A JP 2012176050A JP 2013013319 A5 JP2013013319 A5 JP 2013013319A5
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  1. ワイヤレス電力受信機であって、
    ワイヤレス電力送信アンテナによって生成された電磁界を介してワイヤレスに電力を受信するように構成された共振受信アンテナ回路と、ここで、前記受信電力は、受信機デバイスを充電または前記受信デバイスに電力供給するのに十分なレベルであり、前記共振受信アンテナ回路は、前記ワイヤレス電力送信アンテナによって生成された前記電磁界の周波数で共振するようにさらに構成される、
    前記共振受信アンテナ回路に動作可能に結合されたスイッチング回路と、ここで、前記スイッチング回路は、前記スイッチング回路が第1の状態である場合には前記共振受信アンテナ回路の共振周波数を変更するように構成され、前記スイッチング回路が第2の状態である場合には前記共振受信アンテナ回路が前記電磁界の前記周波数で共振することを可能にするように構成され、前記スイッチング回路は、前記ワイヤレス電力送信アンテナに情報を送るために生成されたシグナリング値に基づいて前記第1の状態と前記第2の状態との間でスイッチングするように構成される、
    備えるワイヤレス電力受信機。
  2. 前記スイッチング回路は、
    前記共振受信アンテナ回路と、接地との間に動作可能に結合された第1のスイッチと、
    前記共振受信アンテナ回路によって生成されるRF信号を、前記受信機デバイスに電力を供給するためのDC信号に変換するように構成された整流器と、
    前記共振受信アンテナ回路と前記整流器との間に動作可能に結合された第2のスイッチと
    を備える、請求項1に記載のワイヤレス電力受信機。
  3. 前記RF信号に動作可能に結合された信号抽出器であって、オン/オフキーイング変調に応答して送信されたデジタル信号を抽出するために前記RF信号の前記オン/オフキーイング変調を検出するように構成された信号抽出器をさらに備える、請求項2に記載のワイヤレス電力受信機。
  4. 前記第1の状態は、閉状態の前記第1のスイッチと、開状態の前記第2のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、閉状態の前記第2のスイッチとを備える、請求項2に記載のワイヤレス電力受信機。
  5. 前記第1の状態は、開状態の前記第1のスイッチと、開状態の前記第2のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、閉状態の前記第2のスイッチとを備える、請求項2に記載のワイヤレス電力受信機。
  6. ワイヤレス電力受信機であって、
    送信アンテナによって生成された電磁界を結合するように構成された受信アンテナと、ここで、前記受信アンテナは、前記結合に応答してRF信号を生成するようにさらに構成される、
    前記受信アンテナに動作可能に結合されたスイッチング回路と、ここで、前記スイッチング回路は、前記スイッチング回路が第1の状態である場合には前記受信アンテナを前記電磁界と結合して、前記電磁界からの第1の電力量を引き出すように構成され、前記スイッチング回路が第2の状態である場合には前記受信アンテナが前記電磁界と結合することを可能にして、前記電磁界からの第2の電力量を引き出すように構成され、前記スイッチング回路はさらに、前記スイッチング回路が前記第2の状態である場合に前記生成されたRF信号に基づいて受信デバイスに電力を供給するように構成される、
    を備え、前記スイッチング回路は、
    前記受信アンテナを、接地に結合されたキャパシタに選択的に結合するように構成された第1のスイッチと、
    整流器の出力を、前記接地に結合されたダミー負荷に選択的に結合するように構成された第2のスイッチと、
    前記整流器の前記出力を、前記受信デバイスと選択的に結合するように構成された第3のスイッチと
    備える、ワイヤレス電力受信機。
  7. 前記整流器は、前記受信アンテナに動作可能に結合され、前記RF信号を、前記受信デバイスに電力を供給するためのDC信号に変換するように構成される、請求項6に記載のワイヤレス電力受信機。
  8. 前記第1の状態は、閉状態の前記第1のスイッチと、開状態の前記第2のスイッチと、閉状態の前記第3のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、開状態の前記第2のスイッチと、閉状態の前記第3のスイッチとを備える、請求項7に記載のワイヤレス電力受信機。
  9. 前記第1の状態は、閉状態の前記第1のスイッチと、開状態の前記第2のスイッチと、閉状態の前記第3のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、閉状態の前記第2のスイッチと、開状態の前記第3のスイッチとを備える、請求項7に記載のワイヤレス電力受信機。
  10. 前記第1の状態は、開状態の前記第1のスイッチと、閉状態の前記第2のスイッチと、開状態の前記第3のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、開状態の前記第2のスイッチと、閉状態の前記第3のスイッチとを備える、請求項7に記載のワイヤレス電力受信機。
  11. 電力を受信する方法であって、
    ワイヤレス電力送信アンテナによって生成された電磁界を介して、共振アンテナ受信回路によって電力をワイヤレスに受信することと、ここで、前記受信電力は、受信機デバイスを充電または前記受信デバイスに電力供給するのに十分なレベルである、
    前記共振受信アンテナ回路に動作可能に結合された前記スイッチング回路が第1の状態である場合には、前記共振受信アンテナ回路の前記共振周波数を変更することと、
    前記スイッチング回路が第2の状態である場合には、前記共振受信アンテナ回路が前記電磁界の前記周波数で共振することを可能にすることと、
    前記ワイヤレス電力送信アンテナに情報を送るために生成されたシグナリング値にしたがって前記第1の状態と前記第2の状態との間でスイッチングすることと
    備える方法。
  12. 前記スイッチング回路は、
    前記共振受信アンテナと、接地との間に動作可能に結合された第1のスイッチと、
    前記共振受信アンテナ回路によって生成されたRF信号を、前記受信機デバイスに電力を供給するためのDC信号に変換するように構成された整流器と、
    前記共振受信アンテナ回路と前記整流器との間に動作可能に結合された第2のスイッチと
    を備える、請求項11に記載の方法。
  13. オン/オフキーイング変調に基づいて送信されたデジタル信号を抽出するために前記RF信号の前記オン/オフキーイング変調を検出することをさらに備える、請求項12に記載の方法。
  14. 前記第1の状態は、閉状態の前記スイッチング回路の前記第1のスイッチと、開状態の前記スイッチング回路の前記第2のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、閉状態の前記第2のスイッチとを備える、請求項12に記載の方法。
  15. 前記第1の状態は、開状態の前記スイッチング回路の前記第1のスイッチと、開状態の前記スイッチング回路の前記第2のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、閉状態の前記第2のスイッチとを備える、請求項12に記載の方法。
  16. 電力を受信する方法であって、
    受信アンテナにより、送信アンテナによって生成された電磁界と結合することと、
    前記受信アンテナにより、前記結合することに応答してRF信号を生成することと、
    前記受信アンテナを前記電磁界と結合して、スイッチング回路が第1の状態にある場合に、前記電磁界からの第1の電力量を引き出すことと、
    前記受信アンテナが、前記電磁界と結合することを可能にして、前記スイッチング回路が第2の状態である場合に、第2の電力量を引き出すことと、ここで、前記スイッチング回路は、前記スイッチング回路が前記第2の状態にある場合に前記生成されたRF信号に基づいて受信デバイスに電力を供給するように構成される、
    を備え、前記スイッチング回路は、
    前記受信アンテナを、接地に結合されたキャパシタに選択的に結合するように構成された第1のスイッチと、
    整流器の出力を、前記接地に結合されたダミー負荷に選択的に結合するように構成された第2のスイッチと、
    前記整流器の前記出力を、前記受信デバイスに選択的に結合するように構成された第3のスイッチと
    備える、方法。
  17. 整流器が、前記RF信号を、前記受信デバイスに電力を供給するためのDC信号に変換することをさらに備える、請求項16に記載の方法。
  18. 前記第1の状態は、閉状態の前記第1のスイッチと、開状態の前記第2のスイッチと、閉状態の前記第3のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、開状態の前記第2のスイッチと、閉状態の前記第3のスイッチとを備える、請求項17に記載の方法。
  19. 前記第1の状態は、閉状態の前記第1のスイッチと、開状態の前記第2のスイッチと、閉状態の前記第3のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、閉状態の前記第2のスイッチと、開状態の前記第3のスイッチとを備える、請求項17に記載の方法。
  20. 前記第1の状態は、開状態の前記第1のスイッチと、閉状態の前記第2のスイッチと、開状態の前記第3のスイッチとを備え、
    前記第2の状態は、開状態の前記第1のスイッチと、開状態の前記第2のスイッチと、閉状態の前記第3のスイッチとを備える、請求項17に記載の方法。
  21. 電力を受信する装置であって、
    受信機デバイスを充電または電力供給するのに十分なレベルで、ワイヤレス電力送信アンテナによって生成された電磁界からワイヤレスに電力を受信するための手段と、ここで、前記ワイヤレスに電力を受信するための手段は、前記ワイヤレス電力送信アンテナによって生成された前記電磁界の周波数で共振するように構成される、
    前記ワイヤレスに電力を受信するための前記共振周波数を変更するための手段と、ここで、前記変更するための手段は、前記ワイヤレスに電力を受信するための手段の前記共振周波数をスイッチングするための手段を備え、前記スイッチングするための手段は、前記ワイヤレスに電力を受信するための手段に動作可能に結合される、
    を備え、
    前記スイッチングするための手段は、前記スイッチングするための手段が第1の状態である場合には前記ワイヤレスに電力を受信するための手段の共振周波数を変更するように構成され、前記スイッチングするための手段が第2の状態である場合には、前記ワイヤレスに電力を受信するための手段が前記電磁界の前記周波数で共振することを可能にするように構成され、前記スイッチングするための手段はさらに、前記送信アンテナに情報を送るために生成されたシグナリング値にしたがって前記第1の状態と前記第2の状態との間でスイッチングするように構成される、装置。
  22. 前記スイッチングするための手段はさらに、
    前記共振受信アンテナ回路と、接地との間に動作可能に結合された第1のスイッチングするための手段と、
    前記共振受信アンテナ回路によって生成されたRF信号を、前記受信機デバイスに電力を供給するためのDC信号に変換するために整流器によって整流するための手段と、
    前記共振受信アンテナ回路と前記整流するための手段との間に動作可能に結合された第2のスイッチングするための手段と、
    を備える、請求項21に記載の装置。
  23. オン/オフキーイング変調に基づいてシグナリングするための手段をさらに備える、請求項21に記載の装置。
  24. 前記第1の状態は、閉状態の前記第1のスイッチングするための手段と、開状態の前記第2のスイッチングするための手段とを備え、
    前記第2の状態は、開状態の前記第1のスイッチングするための手段と、閉状態の前記第2のスイッチングするための手段とを備える、請求項21に記載の装置。
  25. 前記第1の状態は、開状態の前記第1のスイッチングするための手段と、開状態の前記第2のスイッチングするための手段とを備え、
    前記第2の状態は、開状態の前記第1のスイッチングするための手段と、閉状態の前記第2のスイッチングするための手段とを備える、請求項21に記載の装置。
  26. 電力を受信する装置であって、
    送信アンテナによって生成される電磁界と結合するための手段と、
    RF信号を生成するための手段と、
    前記結合するための手段に対して、スイッチングするための手段が第1の状態にある場合には、前記電磁界からの第1の電力量を引き出させるための手段と、
    前記スイッチングするための手段が第2の状態である場合に、前記結合するための手段が、前記電磁界と結合することを可能にして、前記電磁界からの第2の電力量を引き出すための手段と、ここで、前記スイッチングするための手段は、前記スイッチングするための手段が前記第2の状態にある場合に前記生成されたRF信号に基づいて受信デバイスに電力を供給するように構成される、
    を備え、前記スイッチングするための手段は、
    前記結合するための手段を、接地に結合されたキャパシタに選択的に結合するように構成された第1のスイッチングするための手段と、
    整流するための手段の出力を、前記接地に結合されたダミー負荷に選択的に結合するように構成された第2のスイッチングするための手段と、
    前記整流するための手段の出力を、前記受信デバイスに選択的に結合するように構成された第3のスイッチングするための手段と、
    備える、装置。
  27. 前記RF信号を、前記受信デバイスに電力を供給するためのDC信号に変換するための手段をさらに備える、請求項26に記載の装置。
  28. 前記第1の状態は、閉状態の前記第1のスイッチングするための手段と、開状態の前記第2のスイッチングするための手段と、閉状態の前記第3のスイッチングするための手段とを備え、
    前記第2の状態は、開状態の前記第1のスイッチングするための手段と、開状態の前記第2のスイッチングするための手段と、閉状態の前記第3のスイッチングするための手段とを備える、請求項27に記載の装置。
  29. 前記第1の状態は、閉状態の前記第1のスイッチングするための手段と、開状態の前記第2のスイッチングするための手段と、閉状態の前記第3のスイッチングするための手段とを備え、
    前記第2の状態は、開状態の前記第1のスイッチングするための手段と、閉状態の前記第2のスイッチングするための手段と、開状態の前記第3のスイッチングするための手段とを備える、請求項27に記載の装置。
  30. 前記第1の状態は、開状態の前記第1のスイッチングするための手段と、閉状態の前記第2のスイッチングするための手段と、開状態の前記第3のスイッチングするための手段とを備え、
    前記第2の状態は、開状態の前記第1のスイッチングするための手段と、開状態の前記第2のスイッチングするための手段と、閉状態の前記第3のスイッチングするための手段とを備える、請求項27に記載の装置。
  31. ワイヤレス電力受信機であって、
    送信アンテナによって生成された電磁界を介してワイヤレスに電力を受信するように構成された受信アンテナと、ここで、前記電力は、受信機デバイスを充電または前記受信デバイスに電力供給するのに十分なレベルである、
    前記受信アンテナに動作可能に結合されたスイッチング回路と、ここで、前記スイッチング回路は、前記スイッチング回路が第1の状態である場合には前記受信アンテナのインピーダンスを変更するように構成され、前記スイッチング回路が第2の状態である場合には前記受信アンテナのインピーダンスを、前記第1のインピーダンスとは異なる第2のインピーダンスに調節にするように構成され、前記スイッチング回路は、ワイヤレス電力送信機に情報を送るために生成されたシグナリング値にしたがって前記第1の状態と前記第2の状態との間でスイッチングするように構成される、
    備える受信機。
JP2012176050A 2008-05-13 2012-08-08 受信アンテナインピーダンス変調を介した逆方向リンクシグナリング Expired - Fee Related JP5792130B2 (ja)

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