Patents Assigned to Contria San Limited Liability Company
  • Piezoelectric oscillating circuit, method for manufacturing the same and filter arrangement
    Patent number: 8365372
    Abstract: In a method for manufacturing a piezoelectric oscillating circuit in thin film technology, wherein the oscillating circuit includes a predetermined natural frequency and a plurality of layers, first of all at least a first layer of the piezoelectric oscillating circuit is generated. Subsequently, by processing the first layer a frequency correction is performed. Subsequently, at least a second layer of the piezoelectric oscillating circuit is generated and processed for performing a second frequency correction.
    Type: Grant
    Filed: November 14, 2008
    Date of Patent: February 5, 2013
    Assignee: Contria San Limited Liability Company
    Inventors: Robert Aigner, Lueder Elbrecht, Martin Handtmann, Stephan Marksteiner, Winfried Nessler, Hans-Joerg Timme