发明名称 Transmitter, power amplifier and filtering method
摘要 A filtering method, a transceiver and a transmitter are provided. The transmitter comprises a power amplifier amplifying an RF signal and having multiple stages, and a local oscillator, the power amplifier comprising between at least two stages of the power amplifier an impedance circuitry for forming an impedance at a frequency related to the frequency of the local oscillator, and a switch for switching the impedance of the impedance circuitry means to RF frequency.
申请公布号 US2007218844(A1) 申请公布日期 2007.09.20
申请号 US20060378135 申请日期 2006.03.17
申请人 ALANEN MARKO J;VILHONEN SAMI;VILANDER ARI 发明人 ALANEN MARKO J.;VILHONEN SAMI;VILANDER ARI
分类号 H04B1/38 主分类号 H04B1/38
代理机构 代理人
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