Patent · US Expired

Micromechanical component having a sealed cavity and at least two dielectric layers and corresponding method for its manufacture

US7243551B2 · kind B2 · utility

3Cited by
11References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 2004
Grant dateJul 17, 2007
Priority date
Expiry dateDec 21, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB81B2203/0315
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A micromechanical component having a substrate, a cavity formed in the substrate, a membrane provided on the surface of the substrate, which seals the cavity, the membrane having at least two layers between which one or several piezoelectric or piezoresistive circuit trace strip(s) is/are embedded, and a corresponding manufacturing method therefor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.