Surface Acoustic Wave (SAW) Device Package and Method for Fabricating Same
A surface acoustic wave (SAW) device package and method for packaging a SAW device provide a surface excited device having a small footprint, low cost and fabricated according to a unique manufacturing process. A substrate including a SAW active area on a first side is bonded to another similar size...
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Zusammenfassung: | A surface acoustic wave (SAW) device package and method for packaging a SAW device provide a surface excited device having a small footprint, low cost and fabricated according to a unique manufacturing process. A substrate including a SAW active area on a first side is bonded to another similar sized substrate with a space sufficient to allow the propagation of the SAW on a top surface of the substrate. The two substrates have similar thermal expansion coefficients such that stress from the sealing process is minimized. The two substrates are sealed using either a low melting point glass or an organic compound such that conductive pathways exist through the seal allowing the internal device to access an external electrical connection. |
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