Chapter 1 Introduction Applications of signal processing: entertainment,communications,space exploration,medicine,archaeology,etc. Role of signal processing is expanding, driven by convergence of computers, communications and signal processing. 12 2022/10/18 Zhongguo Liu_Biomedical Engineering_Shandong Univ.12 2022/10/18 Zhongguo Liu_Biomedical Engineering_Shandong Univ. Chapter 1 Introduction ◆Applications of signal processing: entertainment, communications, space exploration, medicine, archaeology, etc. ◆Role of signal processing is expanding, driven by convergence of computers, communications and signal processing