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1.前言图1示出典型的噪声参数测量装置。被测器件(DUT)和接收机的噪声参数分别用一对具有相关矩阵的噪声源表示:
1. Introduction Figure 1 shows a typical noise parameter measurement device. The noise parameters of the device under test (DUT) and receiver, respectively, are represented by a pair of noise sources with a correlation matrix: