Wafer level package with getter

A wafer level package comprises at least two self-supporting elements (1, 5) connected to each other for forming a hollow inside space (8.1, ..., 8.7). An opening (3.1, ..., 3.7) connects the hollow inside space to an outside surface of the at least two elements (1, 5). A getter material (4.1, ...,...

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Bibliographische Detailangaben
Hauptverfasser: Gigan, Olivier, Gaff, Vincent
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A wafer level package comprises at least two self-supporting elements (1, 5) connected to each other for forming a hollow inside space (8.1, ..., 8.7). An opening (3.1, ..., 3.7) connects the hollow inside space to an outside surface of the at least two elements (1, 5). A getter material (4.1, ..., 4.7) is provided at an outside main surface (1.1) of the two self-supporting elements (1, 5). The getter material (4.1, ..., 4.7) may be provided at the outer main face of the cap element and may form a layer covering the predominant part of the said outer surface. The wafer level package may be used for housing a mobile structure (7.1, ..., 7.7) of a MEMS device. The wafer level package is placed in a sealed housing with a housing space.