未來展望

本實驗最讓人遺憾的地方，就是使用密集化共振腔（A type）所 設計的濾波器元件，其量測結果並沒有達到我們的目標，因為輸入輸 出埠不夠長，導致我們點的銀膠太接近共振腔而使電性變差。未來若 可以改良測試座，改以金線Wire Bond的方式連接探針與具有金接點 的輸入輸出埠，如此可有效降地接觸電阻與寄生電容。若能用此方 法，相信量測結果會接近我們的目標。最後我們希望能結合之前實驗 室所做的研究，以 0^o饋入的方式製作出低插入損耗、反射損失高於 15dB

的高溫超導濾波器，如此再多產生一對零點更能提高濾波器的選擇性

（Selectivity）。

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