Therefore, this paper has adopted frequency domain sampling as the decoding method, directly receiving the frequency domain function of the tag system.
为了解决这些问题,论文采用基于频域采样的工作方式,直接获取标签系统的频域系统函数。
参考来源 - 基于频域采样的声表面波射频识别系统研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The time-frequency domain sampling characteristics of periodic signal, the truncation error and the spectrum leakage error caused by asynchronous sampling are discussed in detail.
讨论了周期信号取样的时域频域特性、非同步取样引起的截断误差和频谱泄漏误差。
According to the frequency domain character of the filter and signal, the sampling rate matching principle of the filter in frequency domain is given in the first part of the paper.
先从滤波器和信号的频域特性出发给出了滤波器在频域的采样率匹配原则。
When the DPCA condition is not satisfied, the error of sampling position can be compensated by a linear phase in Doppler frequency domain.
在不满足DPCA条件时，采用在多普勒频域乘以线性相位的方法来实现平动补偿。
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