“信号与系统”是电气信息类专业的重要专业基础课程。本文在传统教学方式的基础上,根据专业人才培养目标和课程特点,从教学内容、教学方法、教学资源和实践教学等方面提出构建该课程立体化教学体系的新思路。教学实践表明,立体化教学体系可以有效提高教学质量,对深化教学改革有着重要的意义。 “Signal and System ” is an important professional basic course for electrical information major. Based on the traditional teaching methods and based on the characteristics of the cultivation of professionals and the characteristics of the curriculum, this paper proposes a new way of constructing the three - dimensional teaching system of the curriculum from the aspects of teaching contents, teaching methods, teaching resources and practical teaching. Teaching practice shows that the three-dimensional teaching system can effectively improve the quality of teaching, to deepen the teaching reform is of great significance.