JP2016529732A5 - - Google Patents

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JP2016529732A5
JP2016529732A5 JP2016538927A JP2016538927A JP2016529732A5 JP 2016529732 A5 JP2016529732 A5 JP 2016529732A5 JP 2016538927 A JP2016538927 A JP 2016538927A JP 2016538927 A JP2016538927 A JP 2016538927A JP 2016529732 A5 JP2016529732 A5 JP 2016529732A5
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spiral
conductive
thickness
inductor
substrate
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JP2016538927A
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JP2016529732A (ja
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Priority claimed from US14/155,244 external-priority patent/US9449753B2/en
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Claims (15)

  1. 基板と、
    前記基板上に配置されたスパイラルインダクタであって、第1の導電性スパイラル及び第2の導電性スパイラルを含み、前記第1の導電性スパイラルが前記第2の導電性スパイラルに重なっている、スパイラルインダクタと、を備えた装置であって、
    前記スパイラルインダクタの最内周ターンの第1の部分が、前記基板に垂直な方向に第1の厚さを有し、前記最内周ターンの前記第1の部分が、前記第2の導電性スパイラルの第1の部分を含み、前記第1の導電性スパイラルを含まず、
    前記最内周ターンの第2の部分が、前記第1の導電性スパイラルの第1の部分を含み、
    前記スパイラルインダクタの最外周ターンの一部分が、前記基板に垂直な前記方向に第2の厚さを有し、前記第2の厚さが、前記第1の厚さよりも大きく、前記最外周ターンの前記部分が、前記第2の導電性スパイラルの第2の部分と、前記第1の導電性スパイラルの第2の部分とを含む、ことを特徴とする装置。
  2. 前記第2の導電性スパイラルの第1の長さが、前記第1の導電性スパイラルの第2の長さよりも長い、請求項1に記載の装置。
  3. 前記スパイラルインダクタが、さらに、前記第2の導電性スパイラルと前記第1の導電性スパイラルとの間に導電層を備え、前記スパイラルインダクタの前記最内周ターンの第3の部分が、前記基板に垂直な前記方向に第3の厚さを有し、前記第3の厚さが、前記第2の厚さよりも小さく、前記第1の厚さよりも大きく、前記最内周ターンの前記第3の部分が、前記第2の導電性スパイラルの第3の部分と、前記導電層の第1の部分とを含み、前記第1の導電性スパイラルを含まない、請求項1に記載の装置。
  4. 前記最内周ターンの前記第1の部分が、前記導電層を含まない、請求項3に記載の装置。
  5. 前記スパイラルインダクタの前記最外周ターンの前記部分が、前記導電層の第2の部分を含む、請求項3に記載の装置。
  6. 前記導電層が、不連続スパイラルを備えている、請求項3に記載の装置。
  7. 前記導電層が、入力導線、出力導線、またはそれらの組み合わせを備えている、請求項3に記載の装置。
  8. 前記第2の導電性スパイラルと前記第1の導電性スパイラルとの間に形成されたパッシベーション層をさらに備えている、請求項1に記載の装置。
  9. 前記第2の導電性スパイラルが、前記パッシベーション層の一部分を貫通して延在するビアによって前記第1の導電性スパイラルに電気的に接続された、請求項8に記載の装置。
  10. 前記基板に垂直な前記方向の前記最内周ターンの厚さが、前記最内周ターンの前記第1の部分から前記最内周ターンの前記第2の部分まで単調に増加している、請求項1に記載の装置。
  11. 前記スパイラルインダクタが、階段状積層インダクタである、請求項1に記載の装置。
  12. 前記スパイラルインダクタに関連するトレース幅が、前記スパイラルインダクタを製造するために使用される特定のプロセス技術を使用して製造され得る最小のトレース幅である、請求項1に記載の装置。
  13. パイラルインダクタの第1の導電性スパイラルを形成するステップと、
    基板上に配置された前記スパイラルインダクタの第2の導電性スパイラルを形成するステップであって、前記第1の導電性スパイラルが、前記第2の導電性スパイラルに重なるステップと、を含む方法であって、
    前記スパイラルインダクタの最内周ターンの第1の部分が、前記基板に垂直な方向に第1の厚さを有し、前記最内周ターンの前記第1の部分が、前記第2の導電性スパイラルの第1の部分を含み、前記第1の導電性スパイラルを含まず、
    前記最内周ターンの第2の部分が、前記第1の導電性スパイラルの第1の部分を含み、
    前記スパイラルインダクタの最外周ターンの一部分が、前記基板に垂直な前記方向に第2の厚さを有し、前記第2の厚さが、前記第1の厚さよりも大きく、前記最外周ターンの前記部分が、前記第2の導電性スパイラルの第2の部分と、前記第1の導電性スパイラルの第2の部分とを含む、ことを特徴とする方法。
  14. 基板と、
    前記基板上に配置されたスパイラルインダクタと、を備えた装置であって、
    前記スパイラルインダクタの最内周ターンの第1の部分が、前記基板に垂直な方向に第1の厚さを有し、
    前記最内周ターンの第2の部分が、前記基板に垂直な前記方向に第2の厚さを有し、前記第2の厚さが、前記第1の厚さよりも大きく、
    前記基板に垂直な前記方向の前記スパイラルインダクタの厚さが、前記第1の厚さから前記第2の厚さまで、勾配に従って増加する、ことを特徴とする装置。
  15. 前記スパイラルインダクタが、勾配積層インダクタである、請求項14に記載の装置。
JP2016538927A 2013-08-30 2014-07-29 厚さが変化するインダクタ Pending JP2016529732A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361872342P 2013-08-30 2013-08-30
US61/872,342 2013-08-30
US14/155,244 2014-01-14
US14/155,244 US9449753B2 (en) 2013-08-30 2014-01-14 Varying thickness inductor
PCT/US2014/048723 WO2015030976A1 (en) 2013-08-30 2014-07-29 Varying thickness inductor

Publications (2)

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JP2016529732A JP2016529732A (ja) 2016-09-23
JP2016529732A5 true JP2016529732A5 (ja) 2017-08-24

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US (2) US9449753B2 (ja)
EP (1) EP3039693B1 (ja)
JP (1) JP2016529732A (ja)
CN (1) CN105493208B (ja)
WO (1) WO2015030976A1 (ja)

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