JP2014512135A - ワイドバンドギャップパワートランジスタ用の改良されたマッチング技術 - Google Patents
ワイドバンドギャップパワートランジスタ用の改良されたマッチング技術 Download PDFInfo
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Abstract
Description
Claims (21)
- マイクロ波パワートランジスタ用の中間インピーダンス変換装置であって、
該装置は、各々が長さを有して当該基板に亘る又は通じて延びる複数の伸長のマイクロ波伝送線路を支持又は含む誘電性基板を備え、各マイクロ波伝送線路が、第1端と第2端を有し、単位長さ当たり所定の直列インダクタンスであり、また、単位長さ当たり所定のシャントキャパシタンスの電気的に絶縁された導電板又は層と組み合わせて、各マイクロ波伝送線路の長さが、前記導電板又は層と一緒に所定の特性インピーダンス及び位相定数を有し、
該装置は、付随のインピーダンスを持つ特定の最小の実際長のボンドワイヤが前記マイクロ波伝送線路の一つの一端とマイクロ波パワートランジスタの間に接続される時、前記ボンドワイヤの前記インピーダンスが、前記マイクロ波伝送線路の単位長さ当たりのインピーダンスに吸収されるように構成される。 - 前記誘電性基板が、13、好適には40を超える誘電率を有する、請求項1に記載の装置。
- 各マイクロ波伝送線路が、導電性マイクロストリップ伝送線路である、請求項1又は2に記載の装置。
- 各マイクロ波伝送線路が、共平面導波路である、請求項1又は2に記載の装置。
- 各マイクロ波伝送線路が導電性ストリップライン伝送線路である、請求項1又は2に記載の装置。
- 第1及び第2対向主面を備える誘電性基板の概して長方形のスラブを備え、第1面が金属被覆され、第2面がそこに亘り延びる少なくとも一つのマイクロ波伝送線路を支持する、請求項1乃至5のいずれか一項に記載の装置。
- 前記誘電性基板には、そこに亘り又はそこを通じて延びる複数の実質的に並行なマイクロ波伝送線路が設けられる、請求項1乃至6のいずれか一項に記載の装置。
- 各マイクロ波伝送線路が、同一の所定のインダクタンス及び位相定数を生じさせる、請求項1乃至7のいずれか一項に記載の装置。
- 前記複数のマイクロ波伝送線路が、異なる所定のインダクタンス及び位相定数を生じさせるように構成される、請求項1乃至7のいずれか一項に記載の装置。
- マイクロ波パワートランジスタと組み合わせのインピーダンス変換配列であって、当該インピーダンス変換配列が、第1誘電率を有する第1誘電性基板上に形成されたマッチング回路と、請求項1乃至7のいずれか一項に記載の少なくとも一つの中間インピーダンス変換装置を備える。
- 前記インピーダンス変換装置の前記誘電性基板が前記第1誘電率よりも大きい誘電率を有する、請求項10に記載の配列。
- 前記少なくとも一つの装置が、そのような装置のアレイの一部である、請求項10又は11に記載の配列。
- 前記少なくとも一つの装置が、前記トランジスタのゲート端子上又は入力側に配置される、請求項10乃至12のいずれか一項に記載の配列。
- 前記少なくとも一つの装置が、前記トランジスタのドレイン端子上又は出力側に配置される、請求項10乃至12のいずれか一項に記載の配列。
- 前記少なくとも一つの装置が、前記トランジスタのゲート端子上又は入力側に配置され、また前記少なくとも一つの装置が、前記トランジスタのドレイン端子上又は出力側に配置される、請求項10乃至12のいずれか一項に記載の配列。
- 前記又は各マイクロ波伝送線路が第1及び第2端を有し、ここで、前記第1端が前記マイクロ波伝送線路よりも短い長さの接続により前記トランジスタに電気的に接続される、請求項10乃至15のいずれか一項に記載の配列。
- 前記少なくとも一つの装置の一端が、前記トランジスタの入力又は出力側に実質的に並列である、請求項10乃至16のいずれか一項に記載の配列。
- マイクロ波パワートランジスタに対するインピーダンスマッチング方法であって、複数のマイクロ波伝送線路が各々がインピーダンスを有するボンドワイヤにより前記トランジスタのゲート又はドレイン端子に接続され、前記マイクロ波伝送線路が誘電性基板に亘り又は通じて延び、各マイクロ波伝送線路が所定の直列インダクタンスを有し、所定のシャントキャパシタンスの電気的に絶縁された導電板又は層と組み合わせて、各マイクロ波伝送線路が、前記導電板又は層と一緒に所定の特性インピーダンス及び位相定数を有し、また各ボンドワイヤのインピーダンスが、それが接続された前記マイクロ波伝送線路のインピーダンスに吸収される。
- 実質的に添付図面の図2乃至4を参照して上述又は図示したマイクロ波パワートランジスタ用の中間インピーダンス変換装置。
- 実質的に添付図面の図2乃至4を参照して上述又は図示したインピーダンス変換配列。
- 実質的に添付図面の図2乃至4を参照して上述又は図示したマイクロ波パワートランジスタに対するインピーダンスマッチング方法。
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Application Number | Priority Date | Filing Date | Title |
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GBGB1105912.8A GB201105912D0 (en) | 2011-04-07 | 2011-04-07 | Improved matching techniques for power transistors |
GB1105912.8 | 2011-04-07 | ||
PCT/EP2012/056202 WO2012136719A1 (en) | 2011-04-07 | 2012-04-04 | Improved matching techniques for wide-bandgap power transistors |
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JP2014512135A true JP2014512135A (ja) | 2014-05-19 |
JP2014512135A5 JP2014512135A5 (ja) | 2015-05-28 |
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US (1) | US9799599B2 (ja) |
EP (1) | EP2695191A1 (ja) |
JP (1) | JP2014512135A (ja) |
CN (1) | CN103688354A (ja) |
GB (3) | GB201105912D0 (ja) |
WO (1) | WO2012136719A1 (ja) |
Cited By (1)
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JP2018056690A (ja) * | 2016-09-27 | 2018-04-05 | 三菱電機株式会社 | 半導体装置 |
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GB201323159D0 (en) * | 2013-12-31 | 2014-02-12 | Diamond Microwave Devices Ltd | Improved matching techniques for wide-bandgap power transistors |
US9419580B2 (en) | 2014-10-31 | 2016-08-16 | Raytheon Company | Output matching network having a single combined series and shunt capacitor component |
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EP2695191A1 (en) | 2014-02-12 |
GB201206045D0 (en) | 2012-05-16 |
WO2012136719A1 (en) | 2012-10-11 |
GB2489814B (en) | 2015-09-02 |
CN103688354A (zh) | 2014-03-26 |
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