JP5648295B2 - インピーダンス変換器、集積回路装置、増幅器および通信機モジュール - Google Patents
インピーダンス変換器、集積回路装置、増幅器および通信機モジュール Download PDFInfo
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Description
さらに、集積回路からの出力を最大限に引き出すために、並列に接続した複数の集積回路の入力側と出力側にそれぞれインピーダンス変換器を接続し、インピーダンス変換器の整合回路によりインピーダンスを整合させている。
特に、1/4波長線路を複数直列に接続したインピーダンス変換器は、1/4波長線路の段数を増加させることで広帯域な特性が得られるため、広帯域特性を必要とする集積回路装置に広く使用されている。
(付記1)
第1の誘電率を有する第1の基板の上方に設けられ、第1のインピーダンスを有する第1の伝送線路と、
前記第1の誘電率より高い誘電率を有する第2の基板の上方に設けられ、前記第1の伝送線路と電気的に接続され、第1のインピーダンスよりも低い特性インピーダンスを有する第2の伝送線路および第3の伝送線路と、
前記第2の伝送線路と第3の伝送線路との間に接続される抵抗と
を有することを特徴とするインピーダンス変換器。
(付記2)
前記第1の伝送線路は、折り曲げ形状を備える付記1に記載のインピーダンス変換器。
(付記3)
前記第2の伝送線路は、線路幅の異なる複数種類の特性インピーダンスを有する配線を備える付記1または2に記載のインピーダンス変換器。
(付記4)
前記第1の伝送線路および前記第2の伝送線路は、1/4波長伝送線路である付記1から3のいずれかに記載のインピーダンス変換器。
(付記5)
前記第1の伝送線路および前記第2の伝送線路は、マイクロストリップ線路である付記1から4のいずれかに記載のインピーダンス変換器。
(付記6)
インピーダンス変換器と、
前記インピーダンス変換器と電気的に接続される集積回路と
を有し、
前記インピーダンス変換器は、
第1の誘電率を有する第1の基板の上方に設けられ、第1のインピーダンスを有する第1の伝送線路と、
前記第1の誘電率より高い誘電率を有する第2の基板の上方に設けられ、前記第1の伝送線路と電気的に接続され、第1のインピーダンスよりも低いインピーダンスを有する第2の伝送線路および第3の伝送線路と、
前記第2の伝送線路と前記第3の伝送線路との間に接続される抵抗と
を有し、
前記集積回路は、
前記第2の伝送線路および第3の伝送線路と電気的に接続されることを特徴とする集積回路装置。
(付記7)
前記第1の伝送線路は、折り曲げ形状を備える付記6に記載の集積回路装置。
(付記8)
前記第2の伝送線路および前記第3の伝送線路は、線路幅の異なる複数種類の特性インピーダンスを有する配線を備える付記6または7に記載の集積回路装置。
(付記9)
前記第1の伝送線路、前記第2の伝送線路および前記第3の伝送線路は、1/4波長伝送線路である付記6から8のいずれかに記載の集積回路装置。
(付記10)
前記第1の伝送線路、前記第2の伝送線路および前記第3の伝送線路は、マイクロストリップ線路である付記6から9のいずれかに記載の集積回路装置。
(付記11)
インピーダンス変換器と、
前記インピーダンス変換器と電気的に接続される集積回路と
を有し、
前記インピーダンス変換器は、
第1の誘電率を有する第1の基板の上方に設けられ、第1のインピーダンスを有する第1の伝送線路と、
前記第1の誘電率より高い誘電率を有する第2の基板の上方に設けられ、前記第1の伝送線路と電気的に接続され、前記第1のインピーダンスよりも低いインピーダンスを有する第2の伝送線路および第3の伝送線路と、
前記第2の伝送線路と前記第3の伝送線路との間に接続される抵抗と
を有し、
前記集積回路は、
前記第2の伝送線路および第3の伝送線路と電気的に接続されることを特徴とする集積回路装置。
(付記12)
前記第1の伝送線路は、折り曲げ形状を備える付記11に記載の集積回路装置。
(付記13)
前記第2の伝送線路および前記第3の伝送線路は、線路幅の異なる複数種類の特性インピーダンスを有する配線を備える付記11または12に記載の集積回路装置。
(付記14)
前記第1の伝送線路、前記第2の伝送線路および前記第3の伝送線路は、1/4波長伝送線路である付記11から13のいずれかに記載の集積回路装置。
(付記15)
前記第1の伝送線路、前記第2の伝送線路および前記第3の伝送線路は、マイクロストリップ線路である付記11から14のいずれかに記載の集積回路装置。
(付記16)
インピーダンス変換器と、
前記インピーダンス変換器と電気的に接続される集積回路と
を有し、
前記インピーダンス変換器は、
第1の誘電率を有する第1の基板の上方に設けられ、第1のインピーダンスを有する第1の伝送線路と、
前記第1の誘電率より高い誘電率を有する第2の基板の上方に設けられ、前記第1の伝送線路と電気的に接続され、前記第1のインピーダンスよりも低いインピーダンスを有する第2の伝送線路および第3の伝送線路と、
前記第2の伝送線路と前記第3の伝送線路との間に接続される抵抗と
を有し、
前記集積回路は、
前記第2の伝送線路および第3の伝送線路と電気的に接続されることを特徴とする通信機モジュール。
(付記17)
前記第1の伝送線路は、折り曲げ形状を備える付記16に記載の通信機モジュール。
(付記18)
前記第2の伝送線路および前記第3の伝送線路は、線路幅の異なる複数種類の特性インピーダンスを有する配線を備える付記16または17に記載の通信機モジュール。
(付記19)
前記第1の伝送線路、前記第2の伝送線路および前記第3の伝送線路は、1/4波長伝送線路である付記16から18のいずれかに記載の通信機モジュール。
(付記20)
前記第1の伝送線路、前記第2の伝送線路および前記第3の伝送線路は、マイクロストリップ線路である付記16から19のいずれかに記載の通信機モジュール。
11、23、31、33、41、51 基板
24、34 1/4波長線路
42、52 1/4波長線路(ベンド分岐線路)
43A、43B、53A、53B ワイヤ
54 抵抗
Claims (10)
- 第1の誘電率を有する第1の基板の上方に設けられ、第1のインピーダンスを有する第1の伝送線路と、
前記第1の誘電率より高い誘電率を有する第2の基板の上方に設けられ、前記第1の伝送線路と電気的に接続され、前記第1の伝送線路から伝わる信号を分岐する、前記第1のインピーダンスよりも低い特性インピーダンスを有する第2の伝送線路および第3の伝送線路と、
前記第2の伝送線路および前記第3の伝送線路の前記第1の伝送線路と接続される端部の間に接続される抵抗と、
を有することを特徴とするインピーダンス変換器。 - 前記第1の伝送線路は、折り曲げ形状を備える請求項1に記載のインピーダンス変換器。
- インピーダンス変換器と、
前記インピーダンス変換器と電気的に接続される集積回路と
を有し、
前記インピーダンス変換器は、
第1の誘電率を有する第1の基板の上方に設けられ、第1のインピーダンスを有する第1の伝送線路と、
前記第1の誘電率より高い誘電率を有する第2の基板の上方に設けられ、前記第1の伝送線路と電気的に接続され、前記第1の伝送線路から伝わる信号を分岐する、前記第1のインピーダンスよりも低いインピーダンスを有する第2の伝送線路および第3の伝送線路と、
前記第2の伝送線路および前記第3の伝送線路の前記第1の伝送線路と接続される端部の間に接続される抵抗と、
を有し、
前記集積回路は、
前記第2の伝送線路および第3の伝送線路と電気的に接続されることを特徴とする集積回路装置。 - 前記第1の伝送線路は、折り曲げ形状を備える請求項3に記載の集積回路装置。
- 前記第2の伝送線路および第3の伝送線路は、線路幅の異なる複数種類の特性インピーダンスを有する配線を備える請求項3または4に記載の集積回路装置。
- 前記第1の伝送線路、前記第2の伝送線路および前記第3の伝送線路は、1/4波長伝送線路である請求項3から5のいずれか1項に記載の集積回路装置。
- インピーダンス変換器と、
前記インピーダンス変換器と電気的に接続される集積回路と
を有し、
前記インピーダンス変換器は、
第1の誘電率を有する第1の基板の上方に設けられ、第1のインピーダンスを有する第1の伝送線路と、
前記第1の誘電率より高い誘電率を有する第2の基板の上方に設けられ、前記第1の伝送線路と電気的に接続され、前記第1の伝送線路から伝わる信号を分岐する、前記第1のインピーダンスよりも低いインピーダンスを有する第2の伝送線路および第3の伝送線路と、
前記第2の伝送線路および前記第3の伝送線路の前記第1の伝送線路と接続される端部の間に接続される抵抗と、
を有し、
前記集積回路は、
前記第2の伝送線路および第3の伝送線路と電気的に接続されることを特徴とする増幅器。 - 前記第1の伝送線路は、折り曲げ形状を備える請求項7に記載の増幅器。
- 前記第2の伝送線路および第3の伝送線路は、線路幅の異なる複数種類の特性インピーダンスを有する配線を備える請求項7または8に記載の増幅器。
- インピーダンス変換器と、
前記インピーダンス変換器と電気的に接続される集積回路と
を有し、
前記インピーダンス変換器は、
第1の誘電率を有する第1の基板の上方に設けられ、第1のインピーダンスを有する第1の伝送線路と、
前記第1の誘電率より高い誘電率を有する第2の基板の上方に設けられ、前記第1の伝送線路と電気的に接続され、前記第1の伝送線路から伝わる信号を分岐する、前記第1のインピーダンスよりも低いインピーダンスを有する第2の伝送線路および第3の伝送線路と、
前記第2の伝送線路および前記第3の伝送線路の前記第1の伝送線路と接続される端部の間に接続される抵抗と、
を有し、
前記集積回路は、
前記第2の伝送線路および第3の伝送線路と電気的に接続されることを特徴とする通信機モジュール。
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