... 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5x 10 -3-2ㄭ20 5 10 15 20 25 10 -10 10 -5 10 0PSD FunctionFrequency [kHz]Power [W]0 5 10 15 20 25 10 -10 ghép kênh chia theo thời gian (TDMA) vì ... xp=wave_gen(b,'bipolar_nrz'); sf=vco(xp); 0.5 1 1.5 2 2.5 3 3.5 4x 10 -3- 2- 1 0 1 2T i m e [ s e c ]V00.5 1 1.522.533.54x 10 -3- 1 0 1 T i m e [ s e c ]V b. ... t= [1: 500]; b= [1 0 0 1 0 binary(5)]; xp=wave_gen(b,'polar_nrz'); sf=vco(xp); clf f=[0,20000]; subplot( 211 ),psd(xp,f) subplot( 212 ),psd(sf,f) 0.5 1 1.5 2...