延安大学物理与电子信息学院教学方案 章节名称 Chapter 1 Discrete- time signals and systems 备注 授课方式理论课(√):实验课();实习()|教学时数 4 掌握常见离散信号的定义、特点及 MATLAB实现;掌握时域离散系 教学目的及要求 统的线性性、时不变性、稳定性、因果性的定义及其判定;掌握时域离 散系统的输入输出描述法—一线性常系数差分方程。 教学内容提要 时间分配 Consider the mathematical representation of discrete-time signals in time domain and several concepts associated with such representations. Discuss various classifications of the discrete-time signals that often can be used to simplify the signal 3. I/0 characterization discrete-time tems-Linear constant coefficients difference 4. Digital processing of analog signals Discuss the relation between a continuous-time signal and its discrete-time version, obtained by sampling the former at uniform sampling can uniquely represent the parent continuous-time 重点 Representation of the discrete-time signals and 难点 aplmentat 难点3 延安大学物理与电子信息学院教学方案 章节名称 Chapter 1 Discrete-time signals and systems 备 注 授课方式 理论课（√）；实验课（ ）；实习（ ） 教学时数 4 教 学 目 的 及 要 求 掌握常见离散信号的定义、特点及 MATLAB 实现；掌握时域离散系 统的线性性、时不变性、稳定性、因果性的定义及其判定；掌握时域离 散系统的输入输出描述法——线性常系数差分方程。 教学内容提要 时间分配 1. Discrete-time signal Consider the mathematical representation of discrete-time signals in time domain and several concepts associated with such representations. 2. Discrete-time systems Discuss various classifications of the discrete-time signals that often can be used to simplify the signal processing algorithms. 3. I/O characterization of the discrete-time systems—Linear constant coefficients difference equation 4. Digital processing of analog signals Discuss the relation between a continuous-time signal and its discrete-time version, obtained by sampling the former at uniform sampling can uniquely represent the parent continuous-time signal. 2 2 重点 难点 重点： 1. Representation of the discrete-time signals and implmentation; 2. 难点：