The principle of feedback extension in t resistance network and the estimation method of measuring parameter are analyzed. The indeterminate of the instrument is discussed.
对T型电阻网络反馈扩展微弱电流测量原理和测量参数估计方法进行了分析，阐述了该仪器的测量不确定度。
According to the network theories this article leads four kinds of basic types feedback amplifier of enlargeing the basic amplifier circuit with the matrix method.
本文基于网络理论用矩阵法导出四种基本类型反馈放大器的基本放大电路，得出矩阵法导出基本放大电路的方法。
Sufficient conditions for robust stability of the state feedback control algorithm based on the maximum network time-delay were developed using the linear matrix inequality method.
通过设定最大网络时延，并运用矩阵不等式等方法，给出了系统鲁棒稳定的充分条件和状态反馈控制算法。
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