...o-frequency amplifier transistor 射频放大晶体管 Radio Frequency Power Amplifier 又称为射频功率放大器 ; 射频功率放年夜器 ; 射频功放 tuned radio frequency amplifier 调谐射频放大器 ..
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此时， 如果射频功放(Radio Frequency Power Amplifier, RFPA)采用恒压供电，那么其功率管的压降较大，导 致较大的损耗，系统平均效率只有15-20% [1] 。
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... 射频放大器 radio frequency amplifier 射频功率放大器 radio frequency power amplifier 射频加热装置 radio frequency heating apparatus ...
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wideband radio frequency power amplifier 宽带射频功率放大器
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。
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。
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