Given that
we have to find the power delay profile for the given channel.
tao = 1:10;
T=2;
td=4;
ctao =
heaviside(tao-td)+0.5.*heaviside(tao-(td+T))+0.5.*heaviside(tao-(td-T));
figure(1);
plot(tao,ctao);
power = abs(ctao.^2./tao);
pdelay_dBm= 20*log10(power/10^-3);
figure(2);
stem(tao,pdelay_dBm)
rms = var(power);
ft=fft(ctao);
ft=ft(1:len(ctao)/2+1);
mag = abs(ft);
phase= angle(ft);
figure(3);
subplot(211);
plot(mag);
subplot(212);
plot(phase);
Problem 1: Consider the followingtime-invariant channel impulse response c(t)-6(t-td) + (1/2) δ(t...
Problem 1: Consider the following time-invariant channel impulse response td and T are constants. a- Plot this impulse response and show the delay of each path. b- Find the power delay profile for this given channel. c- Find the rms delay spread by using the power delay profile d-Find the coherence bandwidth of this channel (assume 90% e- Find the frequency response of this channel and plot it f- If we send a pulse shown below with a duration of...
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Determine the RMS(root mean square) delay spread. 30 Q1 A LTE system employs orthogonal frequency division multiple access (OFDMA) transmission for downlink transmission, in which users are allocated a specific number of subcarriers for a predetermined amount of time, referred to as physical resource blocks (PRBs) in the LTE specifications. A PRB is defined as consisting of 12 consecutive subcarriers for one slot in duration. Given that the subcarrier spacing is 15 KHz, and transmission bandwidth over a 2.7GHz carrier...
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