1introduction s Key conceptions or words () Information; (2)Message; 3 Signal (4) Waveforms
6 Key conceptions or words (1) Information; (2) Message; (3) Signal; (4) Waveforms 1.1 Introduction
1.1 ntroduction I. 1 Jimes C Maxwell(1864) 2 Heinrich hertz (1887) e 3 Claude E. Shannon (1948) 4. Winner
7 1 Jimes C.Maxwell（1864） 2 Heinrich Hertz （1887） 3 Claude E.Shannon (1948) 4.Winner 1.1 Introduction
1.1 ntroduction Perspective of communication W Ire optic-fiber and networks wireless 1G->2G->3G->B3G WLAN: MIMO and mIMo-oFdm UWB, optic -wireless communication
8 Perspective of communication Wire optic-fiber and networks wireless 1G->2G->3G->B3G WLAN; MIMO and MIMO-OFDM, UWB, optic –wireless communication 1.1 Introduction
1. 1Introduction What must be considered when you design a communication system? 1. Selection of the information-bearing waveform 2. Bandwidth and power of the waveform 3. Effect of system noise on the received information 4 Cost of the system
9 What must be considered when you design a communication system? 1. Selection of the information-bearing waveform 2. Bandwidth and power of the waveform 3. Effect of system noise on the received information 4. Cost of the system 1.1 Introduction
s 1.2 Digital and Analog source and system The generation of communication system nformation Signal Carrier input m(t processing circuits channel ransmitter noise Information Signal Carrier output pl processing g circuits Receiver 10
10 1.2 Digital and Analog source and system • The generation of communication system Transmitter Information input m(t) Signal processing channel Signal processing Carrier circuits Receiver noise Carrier circuits Information output