Pressure Sensor and Method

A method for providing a pressure sensor substrate comprises creating a first cavity that extends inside the substrate in a first direction perpendicular to a main surface of the substrate, and that extends inside the substrate, in a second direction perpendicular to the first direction, into a firs...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MEINHOLD DIRK, ELIAN KLAUS, MUELLER MARCO, ROSAM BEN, KOLB STEFAN, KAUTZSCH THORALF
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A method for providing a pressure sensor substrate comprises creating a first cavity that extends inside the substrate in a first direction perpendicular to a main surface of the substrate, and that extends inside the substrate, in a second direction perpendicular to the first direction, into a first venting area of the substrate; creating a second cavity that extends in the first direction inside the substrate, that extends in parallel to the first cavity in the second direction, and that does not extend into the first venting area; and opening the first cavity in the first venting area.