Invention Grant
US5838543A Radio frequency power amplification module 失效
射频功率放大模块

Radio frequency power amplification module
Abstract:
A radio frequency power amplification module includes: a radiation section; a printed circuit board attached to the radiation section; a semiconductor device for power amplification, mounted on the printed circuit board; and a cap. The radiation section includes a plurality of radiation boards, the plurality of radiation boards at least including a first radiation board as a lowermost layer, and a second radiation board attached onto the first radiation board, the first radiation board being coupled to the cap.
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