Experiment on Adaptive Delta Modulation and Matlab CodeDescripción completa
Full description
Continuously variable slope delta Encoding and DecodingDescripción completa
Delta modulation and demodulation TrainerFull description
Full description
LDJDHDJII
Impactul Turismului in Delta Dunarii
matlab in Cryptography
Full description
GOODFull description
Amplitude Modulation
THIS FILE CONTAINS QUESTIONS WITH ANSWER ON THE AM MODULATION TOPIC. CALCULATION.Deskripsi lengkap
index modulation with OFDM
Lab Assignment 04 Delta Modulation Subject: Digital Communication Systems (EEE353) Submitted By: Muhammad Imran FA09-BEE-145 Submitted To: Sir. Asmat Ali Shah Date of Submission: April 02, 2013
LAB REPORT MATLAB Code: clear all close all clc b=0; fc=0.05; n=[0:0.3:20]; delta=0.01; x_n=sin(2*pi*fc*n); for i=1:length(n) t=(x_n(i)-b); y=sign(t); if y==1 y_n(i+1)=x_n(i)+delta; b=y_n(i+1); else y_n(i+1)=x_n(i)-delta; b=y_n(i+1); end end ffttx=fft(x_n); ffttx_a=abs(ffttx); ffty=fft(y_n); ffty_a=abs(ffty); figure(1) plot(fftshift(ffttx_a),'g') hold on plot(fftshift(ffty_a),'b') title('Spectra') xlabel('-----------f--------->') ylabel('-----------X(f)/Y(f)------>') legend('Original Signal','Modulated Signal') figure(2) plot(n,x_n,'g') hold on n1=[0 n]; stairs(n1,y_n,'b') title('Signals') xlabel('-----------t/n--------->') ylabel('-----------x(t)/y[n]------>') legend('Original Signal','Modulated Signal') legend('Original Signal','Modulated Signal')
Results: Spectra 35 Original Signal Modulated Signal
