MODIFIED SCHEELITE MATERIAL FOR CO-FIRING

To provide an efficient method for making composite magnetic-dielectric disc assemblies.SOLUTION: The invention relates to a composite material for isolators and circulators for a radiofrequency component. The component comprises a magnetic garnet material rod, and a ring surrounding the magnetic ga...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DAVID MARTIN FIROR, JEFFREY ALAN SHUNKWILER, JOHN JIANZHONG JIANG, NEIL BRUCE COATS, DAVID BOWIE CRUICKSHANK, MICHAEL DAVID HILL
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide an efficient method for making composite magnetic-dielectric disc assemblies.SOLUTION: The invention relates to a composite material for isolators and circulators for a radiofrequency component. The component comprises a magnetic garnet material rod, and a ring surrounding the magnetic garnet material rod. The ring is formed from a scheelite material having a firing temperature of 950°C or less. The scheelite material can include aluminum oxide for temperature expansion regulation.SELECTED DRAWING: Figure 1 【課題】複合磁性誘電円板組付体を作る高効率の方法の提供。【解決手段】無線周波数コンポーネントのアイソレータ及びサーキュレータのための複合材料であり、当該コンポーネントは、磁性ガーネット材料ロッドと、当該磁性ガーネット材料ロッドを取り囲むリングとを含み、当該リングは、950℃以下の焼成温度を有する灰重石材料から形成される。灰重石材料は、温度膨張規制を目的として酸化アルミニウムを含み得る。【選択図】図1