JP2016518739A5 - - Google Patents

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JP2016518739A5
JP2016518739A5 JP2016501996A JP2016501996A JP2016518739A5 JP 2016518739 A5 JP2016518739 A5 JP 2016518739A5 JP 2016501996 A JP2016501996 A JP 2016501996A JP 2016501996 A JP2016501996 A JP 2016501996A JP 2016518739 A5 JP2016518739 A5 JP 2016518739A5
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conductive layer
cavity
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JP2016518739A (ja
JP6232124B2 (ja
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Claims (8)

  1. 相補型金属酸化膜半導体(CMOS)集積回路を有する半導体ウェハと、
    電極と、
    少なくとも部分的にキャビティが形成された絶縁材料と、
    前記絶縁材料に接触し、前記キャビティを封止し、前記キャビティに近い第1の側と前記キャビティから遠い第2の側とを有する導電層であって、前記電極と前記導電層との間に前記キャビティを挟んだ状態で、前記電極と、前記キャビティと、前記導電層とが合わせて超音波振動子を少なくとも部分的に画定する、導電層と、
    前記電極を前記CMOS集積回路に結合する導電性接点と、
    前記絶縁材料に埋め込まれた導電性プラグであって、前記導電層を貫通することなく前記キャビティに近い前記導電層の前記第1の側を終端とすることで前記導電性プラグの表面が前記導電層の前記第1の側と接合される、導電性プラグと、を備え、
    前記導電性プラグは前記導電層を前記CMOS集積回路に電気的に接続し、
    前記電極と前記導電性プラグとは互いに電気的に絶縁される、装置。
  2. 前記導電層が前記超音波振動子のメンブレンの第1の層を表す、請求項1に記載の装置。
  3. 前記導電性プラグと前記導電層とが同じ材料から形成される、請求項1に記載の装置。
  4. 前記キャビティが第1の幅を有し、前記電極が前記第1の幅より小さい第2の幅を有する、請求項1に記載の装置。
  5. 前記キャビティが第1の幅を有し、前記電極が前記第1の幅より大きい第2の幅を有する、請求項1に記載の装置。
  6. 前記導電層がシリコンウェハ上のコーティング層を表す、請求項1に記載の装置。
  7. 前記電極に結合されたメンブレンストッパをさらに備える、請求項1に記載の装置。
  8. 前記導電層の厚さが5ミクロン未満である、請求項1に記載の装置。
JP2016501996A 2013-03-15 2014-03-13 相補型金属酸化膜半導体(cmos)超音波振動子およびその形成方法 Active JP6232124B2 (ja)

Applications Claiming Priority (3)

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US201361794744P 2013-03-15 2013-03-15
US61/794,744 2013-03-15
PCT/US2014/025924 WO2014151525A2 (en) 2013-03-15 2014-03-13 Complementary metal oxide semiconductor (cmos) ultrasonic transducers and methods for forming the same

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JP2016518739A5 true JP2016518739A5 (ja) 2017-04-20
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JP2017203056A Active JP6553695B2 (ja) 2013-03-15 2017-10-20 相補型金属酸化膜半導体(cmos)超音波振動子およびその形成方法

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US (8) US9242275B2 (ja)
EP (3) EP2969914B1 (ja)
JP (2) JP6232124B2 (ja)
KR (1) KR102170559B1 (ja)
CN (1) CN105307975B (ja)
AU (2) AU2014234071B2 (ja)
CA (1) CA2905040C (ja)
TW (2) TWI623081B (ja)
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