Título:
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Third order intermodulation distorsion in film bulk acoustic resonators at resonance and antiresonance
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Autor/a:
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Rocas Cantenys, Eduard; Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; Campanella, Humberto; O'Callaghan Castellà, Juan Manuel
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Otros autores:
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Universitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions; Universitat Politècnica de Catalunya. RF&MW - Grup de Recerca de sistemes, dispositius i materials de RF i microones |
Abstract:
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This paper presents recent measurements and
modeling of the third order intermodulation products of a Film
Bulk Acoustic Resonator (FBAR), for a various values of
frequency spacing between driving tones. The frequency
dependence of voltage and current in the acoustic branch rules
out a voltage-dependent nonlinearity. The results show different
slopes at resonance and antiresonance, which are correctly
adjusted by the model with a current dependent inductor and/or
capacitor. The intermodulation distortion is found to be
dependent on the frequency spacing between driving tones,
indicating memory effects. |
Abstract:
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Peer Reviewed |
Materia(s):
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-Àrees temàtiques de la UPC::Enginyeria de la telecomunicació::Radiocomunicació i exploració electromagnètica::Circuits de microones, radiofreqüència i ones mil·limètriques -Resonators -Acoustic branch rules -Acoustic resonators -Antiresonance -Driving tones -Film bulk acoustic resonators -Frequency spacing -Inductor -Intermodulation distortion -Nonlinear characterization resonance -Thin film devices -FBAR -Ressonadors |
Derechos:
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Tipo de documento:
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Objeto de conferencia |
Editor:
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IEEE
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