首页> 外国专利> BAW BAW BAW FILTER AND BAW RESONATOR FOR REDUCING HARMONIC DISTORTION

BAW BAW BAW FILTER AND BAW RESONATOR FOR REDUCING HARMONIC DISTORTION

机译:BAW BAW BAW滤波器和BAW谐振器,用于减小谐波失真

摘要

According to one embodiment of the present invention, a BAW resonator capable of improving harmonic distortion attenuation characteristics comprises: a substrate; a first BAW resonator including a first air cavity provided on the substrate, a first electrode stacked on the first air cavity, a first piezoelectric layer, and a second electrode; a second BAW resonator including a second air cavity provided on the substrate, a first electrode stacked on the second air cavity, a second piezoelectric layer, and a second electrode and connected in parallel with the first BAW resonator in polarity different from polarity of the first BAW resonator; and a compensation capacitor circuit connected between the first BAW resonator and the second BAW resonator.
机译:根据本发明的一个实施例,一种能够改善谐波失真衰减特性的BAW谐振器包括:基板;第一BAW谐振器,其包括设置在基板上的第一空气腔,堆叠在第一空气腔上的第一电极,第一压电层和第二电极;第二BAW谐振器,其包括设置在基板上的第二气腔,堆叠在第二气腔上的第一电极,第二压电层和第二电极,并且以与第一BAW谐振器的极性不同的极性与第一BAW谐振器并联连接。 BAW谐振器;补偿电容器电路连接在第一BAW谐振器和第二BAW谐振器之间。

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