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CN112002971A
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Filter containing filling medium
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CN112002972A
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Zero cavity filter
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CN112018476A
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Coupling mode adjustable filter
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CN112018478A
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Frequency double-tuning structure of band-stop filter
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CN112018475A
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Switching mechanism for switching medium cavity to metal cavity in filter for mixed use of metal medium
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CN112002978A
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Input-output coupling structure of ultra-wide passband combiner
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CN112018477A
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Ultra-wide pass band combiner
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CN111987491A
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Ultra-low intermodulation product connects ground structure
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CN111987398A
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Superstrong capacitive coupling structure
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CN112018473A
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Filter with novel low-frequency resonance column
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CN111901054A
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Constant value intermodulation direct connection
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CN112002966A
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Open zero point of filter, duplexer and combiner
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CN111987397A
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Flip-chip filter structure
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