工学 模数转换 释 Shannon sampling 香农采样定理 如果信号是带限的，并且采样频率高于信号带宽的一倍，那么，原来的连续信号可以从采样样本中完全重建出来。是通信信号处理学科中的一个重要基本结论。又称奈奎斯特采样定理。 理学 振动测量 释 Shannon sampling theorem 香农采样定理 信息论创始人C.E.香农于1948年引用H.奈奎斯特的采样定理而形成的定理。
计算机应用 计算机控制 释文 Shannon's sampling theorem 香农采样定理
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