中文说明：应用背景此文件包含的演讲，锻炼和matlab代码模拟传输网络。它侧重于现代通信系统，基带传输关键技术了解如何传输数字信息作品•连续波形的位映射•调制=解调•波形设计基础•基带与通带传输•接收机设计的基础误码率性能
English Description：
Application backgroundthis file contains the lecture, exercise and matlab code to simulate a transmission network. it focuses on modern communication systems, base-band transmissionKey TechnologyUnderstand how transmission of digital info works - Mapping of bits to continuous waveforms - Modulation = demodulation - Basics of waveform design - Baseband vs. passband transmission - Basics of receiver design - Bit error performance