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Topological structure of quadruplex device
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Filter, duplexer, high-frequency front-end circuit and communication device
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Bulk acoustic wave duplex filter
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Bulk acoustic wave filter and signal processing apparatus
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Bulk acoustic wave filter
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Filter, duplexer and multiplexer
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Method for adjusting resonator frequency in bulk acoustic wave filter and bulk acoustic wave filter
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Bulk acoustic wave resonator with suspended wing structure having corner, filter, and electronic device
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Semiconductor structure with stacked units, manufacturing method and electronic equipment
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Semiconductor structure with stacked units, manufacturing method and electronic equipment
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Single crystal piezoelectric structure and electronic device having the same
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Single crystal piezoelectric structure, method for manufacturing same, and electronic device having single crystal piezoelectric laminated structure
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Bulk acoustic wave resonator having electrode with void layer, method of manufacturing the same, filter, and electronic apparatus
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Bulk acoustic wave resonator having electrode with void layer, filter, and electronic device
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