直接采样 meaning in Chinese

direct sample
direct sampling

Direct sampling theorem of band - pass signal
带通信号的直接采样理论
Direct sampling theory of signal
信号的直接采样理论
Extraction of the in - pulse characteristics of signal based on direct sampling from if signal and quadrature coherent detection
基于中频直接采样正交相干检波技术的信号脉内特征提取
Due to the limitation of device level , it is impossible to sample rf signal in direct now and have to choose the middle project - sampling if signal , using special chip to built in the flexible multi - mode and multi - function receivers
鉴于目前器件水平的限制，现阶段尚无法对射频直接采样，只能采用折中方案? ?中频采样，使用专用芯片构成灵活的多功能多制式接收机。