| 摘要 |
The present invention relates to a power amplifier unit (30, 40, 50, 60a-60d, 70) comprising a power amplifier element (31, 41, 51, 71) and a matching unit (32, 42, 52, 72). The unit comprises an impedance matched MicroElectroMechanicalSystem (MEMS) switch element (33, 43, 53, 73) between said power amplifier element (31, 41, 51, 71) and said matching unit (32, 42, 52, 72).
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