Determination of temperature coefficients of thin film materials in RF BAW components

A. Tag, R. Weigel, A. Hagelauer, B. Bader, M. Pitschi, K. Wagner

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

A new, accurate, and fast approach for determining the temperature coefficients of the thin film materials used in RF BAW components has been developed allowing the precise modeling of BAW components at different ambient temperatures. The presented method is based on the investigation of several resonance frequencies of the resonators with different layer-stacks. The problem of determining the temperature coefficients from broadband resonator simulations and measurements was formulated as an overdetermined linear system of equations and solved by using the weighted least square method. The presented approach has been verified by measurements.

Original languageEnglish
Title of host publication2015 German Microwave Conference, GeMiC 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages402-405
Number of pages4
ISBN (Electronic)9783981266863
DOIs
StatePublished - 13 May 2015
Externally publishedYes
Event9th German Microwave Conference, GeMiC 2015 - Nuremberg, Germany
Duration: 16 Mar 201518 Mar 2015

Publication series

Name2015 German Microwave Conference, GeMiC 2015

Conference

Conference9th German Microwave Conference, GeMiC 2015
Country/TerritoryGermany
CityNuremberg
Period16/03/1518/03/15

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