JP2019504534A5 - - Google Patents

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JP2019504534A5
JP2019504534A5 JP2018528001A JP2018528001A JP2019504534A5 JP 2019504534 A5 JP2019504534 A5 JP 2019504534A5 JP 2018528001 A JP2018528001 A JP 2018528001A JP 2018528001 A JP2018528001 A JP 2018528001A JP 2019504534 A5 JP2019504534 A5 JP 2019504534A5
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bias
ultrasonic transducers
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ultrasonic
substrate
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JP2019504534A (ja
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Priority claimed from US14/957,098 external-priority patent/US9987661B2/en
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Claims (12)

  1. 基板と、
    前記基板に集積され、第1グループの超音波トランスデューサ及び第2グループの超音波トランスデューサを含む、複数の超音波トランスデューサと、
    前記第1グループの超音波トランスデューサに対応し、前記第1グループの超音波トランスデューサの共通のメンブレンを含む第1バイアス電極、及び
    前記第2グループの超音波トランスデューサに対応し、前記第1グループの超音波トランスデューサの共通のメンブレンを含む第2バイアス電極
    を含む、複数の個々に電気的に制御可能なバイアス電極と、を備える超音波デバイス。
  2. 前記第1グループの超音波トランスデューサが、複数の容量型微細加工超音波トランスデューサである、請求項1に記載の超音波デバイス。
  3. 前記基板が半導体ダイであり、前記複数の容量型微細加工超音波トランスデューサが前記半導体ダイとモノリシックに一体化される、請求項2に記載の超音波デバイス。
  4. 前記基板が、およそ20mmからおよそ40mmまでの間の幅及びおよそ2mmからおよそ10mmまでの間の高さのデバイス表面を有し、前記複数の個々に電気的に制御可能なバイアス電極が、前記複数の超音波トランスデューサのそれぞれのグループに対応する4個から10個までの間のバイアス電極を含む、請求項2に記載の超音波デバイス。
  5. 前記複数の個々に電気的に制御可能なバイアス電極に対応する複数のバイアスラインをさらに備え、前記第1バイアス電極及び第1電源に結合される第1バイアスラインと、前記第2バイアス電極及び第2電源に結合される第2バイアスラインとを含む、請求項2に記載の超音波デバイス。
  6. 前記基板に集積され、前記第1グループの超音波トランスデューサの電気的応答を検出するように構成された検出回路をさらに備える、請求項1に記載の超音波デバイス。
  7. 前記基板に集積され、前記第1グループ及び前記第2グループの超音波トランスデューサに結合された、集積回路をさらに備える、請求項1に記載の超音波デバイス。
  8. 基板と前記基板に集積された複数の超音波トランスデューサとを有する超音波デバイスを動作させる方法であって、
    第1の共通のメンブレンを含み、複数の超音波トランスデューサのうちの第1グループの超音波トランスデューサに対応する第1バイアス電極に第1バイアス電圧で電気的バイアスを印加することと、
    第2の共通のメンブレンを含み、前記第1バイアス電極にバイアスを印加するのと同時に、前記複数の超音波トランスデューサのうちの第2グループの超音波トランスデューサに対応する第2バイアス電極に前記第1バイアス電圧とは異なる第2バイアス電圧で電気的バイアスを印加することと、
    を含む方法。
  9. 前記第1グループの超音波トランスデューサが複数の容量型微細加工超音波トランスデューサである、請求項に記載の方法。
  10. 前記第1バイアス電極への電気的バイアス印加に応答して、前記第1グループの超音波トランスデューサの電気的応答を検出することをさらに含む、請求項に記載の方法。
  11. 前記第1バイアス電圧が前記第2バイアス電圧よりも最大でおよそ30%高い、請求項に記載の方法。
  12. 前記第1バイアス電極への電気的バイアス印加が、前記基板に集積された集積回路を用いて行われる、請求項に記載の方法。
JP2018528001A 2015-12-02 2016-12-01 容量型微細加工超音波トランスデューサ(cmut)のバイアス印加並びに関連する装置及び方法 Pending JP2019504534A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/957,098 US9987661B2 (en) 2015-12-02 2015-12-02 Biasing of capacitive micromachined ultrasonic transducers (CMUTs) and related apparatus and methods
US14/957,098 2015-12-02
PCT/US2016/064325 WO2017095988A1 (en) 2015-12-02 2016-12-01 Biasing of capacitive micromachined ultrasonic transducers (cmuts) and related apparatus and methods

Publications (2)

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JP2019504534A JP2019504534A (ja) 2019-02-14
JP2019504534A5 true JP2019504534A5 (ja) 2019-12-12

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JP2018528001A Pending JP2019504534A (ja) 2015-12-02 2016-12-01 容量型微細加工超音波トランスデューサ(cmut)のバイアス印加並びに関連する装置及び方法

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US (2) US9987661B2 (ja)
EP (1) EP3383277B1 (ja)
JP (1) JP2019504534A (ja)
KR (1) KR102121137B1 (ja)
CN (1) CN108366774A (ja)
AU (1) AU2016365309B2 (ja)
CA (1) CA3006505A1 (ja)
ES (1) ES2909488T3 (ja)
TW (1) TWI705858B (ja)
WO (1) WO2017095988A1 (ja)

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