The frequency synthesizer is a key building block of radio frequency front-end for wireless communications and its performance determines the frequency selectivity of radio frequency receivers.
频率合成器是无线通信中射频前端的主要构件模块之一，性能直接决定射频接收机的频率选择性。
The invention relates to a system and method for common-use RF (radio frequency) and analog front end provided with wireless and wired networks.
本发明涉及了提供无线和有线网络的通用RF和模拟前端的系统和方法。
But radio frequency (rf) front-end imperfections can lead to the loss of channel reciprocity, which will invalidate the advantage of TDD systems.
但是射频器件的非理想特性将导致信道互易性的丧失，使TDD系统的优势无法发挥。
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