JPWO2018168391A1 - マイクロ波デバイス及び空中線 - Google Patents
マイクロ波デバイス及び空中線 Download PDFInfo
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- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 claims description 2
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Abstract
Description
図1は本発明の実施の形態に係るマイクロ波デバイスの断面図である。図2は図1に示すマイクロ波デバイスを備えた空中線の断面図である。図3は図1に示すマイクロ波デバイスの機能ブロックを示す図である。
Claims (9)
- 第1の多層樹脂基板と、
前記第1の多層樹脂基板に設けられ、前記第1の多層樹脂基板と電気的に接続される高周波回路と、
前記高周波回路の前記第1の多層樹脂基板側とは反対側に設けられ、前記高周波回路に接するヒートスプレッダと、
前記高周波回路及び前記ヒートスプレッダの周囲を覆う樹脂と、
前記樹脂及びヒートスプレッダを覆う導電膜と
を備え、
前記導電膜の内側は、前記ヒートスプレッダに接し、
前記導電膜は、前記第1の多層樹脂基板のグランドビアホールと電気的に接続されることを特徴とするマイクロ波デバイス。 - 第1の多層樹脂基板と、
前記第1の多層樹脂基板に設けられ、前記第1の多層樹脂基板と電気的に接続される第1の半導体基板と、
前記第1の半導体基板の前記第1の多層樹脂基板側とは反対側に設けられ、前記第1の半導体基板と電気的に接続される第2の半導体基板と、
前記第2の半導体基板の前記第1の半導体基板側とは反対側に設けられ、前記第2の半導体基板に接するヒートスプレッダと、
前記第1の半導体基板、前記第2の半導体基板及び前記ヒートスプレッダの周囲を覆う樹脂と、
前記樹脂及びヒートスプレッダを覆う導電膜と
を備え、
前記導電膜の内側は、前記ヒートスプレッダに接し、
前記導電膜は、前記第1の多層樹脂基板のグランドビアホールと電気的に接続されることを特徴とするマイクロ波デバイス。 - 前記第2の半導体基板には、窒化ガリウムから形成されるトランジスタが設けられることを特徴とする請求項2に記載のマイクロ波デバイス。
- 前記第1の半導体基板には、ガリウム砒素から形成される回路が設けられることを特徴とする請求項2に記載のマイクロ波デバイス。
- 第2の多層樹脂基板と、
前記第2の多層樹脂基板に設けられ、前記第2の多層樹脂基板と電気的に接続される請求項1から請求項4の何れか一項に記載のマイクロ波デバイスと、
前記第2の多層樹脂基板と対向して設けられ、前記マイクロ波デバイスの前記ヒートスプレッダに接する放熱シートと、
を備えたことを特徴とする空中線。 - 前記放熱シートの弾性率は、前記マイクロ波デバイスの弾性率よりも小さいことを特徴とする請求項5に記載の空中線。
- 前記放熱シートの前記マイクロ波デバイス側とは反対側に設けられ、前記放熱シートに接する放熱板と、
前記放熱板の前記放熱シート側とは反対側に設けられ、前記マイクロ波デバイスと電気的に接続される制御基板と
を備え、
前記マイクロ波デバイスは、第1のコネクタを介して前記制御基板と相互に接続され、
前記マイクロ波デバイスは、第2のコネクタを介して制御基板と一体化又は別個に設けられた送受信機と相互に接続されることを特徴とする請求項5又は請求項6に記載の空中線。 - 前記第2の多層樹脂基板の前記マイクロ波デバイス側とは反対側に設けられる導電性シャーシと、
前記導電性シャーシの前記第2の多層樹脂基板側とは反対側に設けられ、複数のアンテナ素子を有するアンテナ基板と
を備え、
複数の前記アンテナ素子は、前記マイクロ波デバイスを介して、前記送受信機と相互に接続されることを特徴とする請求項7に記載の空中線。 - 前記導電性シャーシの前記第2の多層樹脂基板側の面には、第2の多層樹脂基板に実装された部品を格納する溝部が形成され、
前記導電性シャーシの前記溝部が形成される側の面は、前記第2の多層樹脂基板のグランド面に接し、
複数の前記アンテナ素子は、前記導電性シャーシに設けられた高周波コネクタと前記マイクロ波デバイスとを介して、前記送受信機と相互に接続されることを特徴とする請求項8に記載の空中線。
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017047452 | 2017-03-13 | ||
JP2017047452 | 2017-03-13 | ||
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