信号与系统基本理论实验指导与习题解答

本书为满足“信号与系统”课程教学需求而编写，旨在通过实践训练与习题解析强化学生对课程内容的理解与应用。全书分为实验指导篇与习题解答篇两大部分：实验指导篇依托 MATLAB 软件，系统设计了基础实验、综合实验及仿真实验；习题解答篇对应教材各章节习题，提供详细解析与思路指导。本书注重理论与实践相结合，适合学生自学与课堂辅助，助力提升学生的工程实践与创新能力。 本书可作为高等院校通信工程、电子信息工程、信息工程等专业的“信号与系统”课程的教学参考书。

刘建宝，西安交通大学电气工程学院硕士研究生，华中科技大学电气工程博士 ，2005年至今在海军工程大学任教，海军工程大学电气工程学院副教授。

目 录
实验指导篇
第 1 章 基础实验部分·····································································································2
实验 1 常用信号的观察 ································································································2
实验 2 基本运算单元 ···································································································3
实验 3 零输入、零状态及完全响应··················································································8
实验 4 系统的时域特性分析 ·······················································································.11
实验 5 线性系统的稳定性分析 ····················································································.16
实验 6 线性系统的频率特性测试 ·················································································.18
实验 7 周期信号的分解与合成 ····················································································.23
实验 8 信号的无失真传输 ··························································································.38
实验 9 无源与有源滤波器 ··························································································.40
实验 10 全通滤波器··································································································.43
第 2 章 综合自主实验部分···························································································.46
实验 11 系统的频域特性分析······················································································.46
实验 12 切比雪夫低通滤波器······················································································.53
实验 13 开关电容滤波器····························································································.56
实验 14 信号的采样与恢复·························································································.61
实验 15 反馈系统的自激振荡······················································································.63
实验 16 二阶网络函数的模拟······················································································.65
实验 17 系统极点变化对系统性能的影响 ·······································································.67
实验 18 系统的能控性与能观性分析·············································································.71
实验 19 二阶定常系统的相轨迹···················································································.73
实验 20 AM 调制与解调实验 ······················································································.76
第 3 章 仿真实验部分··································································································.80
实验 21 无失真传输系统····························································································.80
实验 22 模拟滤波器的设计·························································································.82
实验 23 信号的产生及时间变量的变换 ··········································································.85
实验 24 系统的时域特性分析······················································································.88
实验 25 连续 LTI 系统的频域分析················································································.93
实验 26 系统的频域特性分析······················································································.96
实验 27 信号的调制与解调·························································································100
实验 28 连续系统的状态方程的求解·············································································105
实验 29 相位对信号合成的影响···················································································110
实验 30 信号的自相关、互相关和功率谱研究 ·································································114
实验 31 周期信号的分解与合成···················································································117
实验 32 采样定理·····································································································124
实验 33 语音信号的采样及频谱分析 ·············································································129
实验 34 FDM 通信系统设计························································································132
习题解答篇
第 4 章 信号及系统的基本概念····················································································139
第 5 章 系统的时域分析······························································································171
第 6 章 傅里叶变换及连续系统的频域分析 ··································································218
第 7 章 拉普拉斯变换及连续系统的 s 域分析·······························································259
第 8 章 z 变换及离散系统的 z 域分析··········································································289
第 9 章 系统函数·········································································································327
参考文献·······················································································································340