一种无线电频率放大器。
In intelligent peripheral subsystem, Radio Frequency Front Modules include linear power amplifier, low noise amplifier and detection control circuit.
智能天线子系统中，射频前端模块包括线性功率放大器，低噪放大器，检测控制电路。
A helix antenna was presented together with low power RF amplifier, as the frequency fitted, the axial direction can obtain largest radio energy.
采用小尺寸低功耗的射频芯片结合实际环境设计出螺旋结构天线，选择合适的频率，天线在轴向方向得到最大的辐射能量。
As the rapid development of communication system in every area, the research and development of the radio frequency power amplifier has been progressing greatly.
随着军用、民用通信系统的迅猛发展，对功率放大器的研制也提出了更高甚至是全新的要求。
As the rapid development of communication system in every area, the research and development of the radio frequency power amplifier has been progressing greatly.
随着军用、民用通信系统的迅猛发展，对功率放大器的研制也提出了更高甚至是全新的要求。
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