1) Find out the amplitude, frequency and phase displacement for given QPSK signal F(t)=100 cos(25t+π/4). 2)...
1) Find out the amplitude, frequency and
phase displacement for given QPSK
signal F(t)=100
cos(25t+π/4).
2) For given data
incorporate with odd parity and even
parity
(a) 11011011 (with parity
bit)
(b) 1 11011011 (without parity
bit)
Homework Answers
Add Answer to:
1) Find out the amplitude, frequency and
phase displacement for given QPSK
signal F(t)=100
cos(25t+π/4).
2)...
3. An amplitude-modulated (AM) signal is given by s(t)-[12+7cos(π-π/3)]cos(13m). (a) Express s(t) in the form of...
3. An amplitude-modulated (AM) signal is given by s(t)-[12+7cos(π-π/3)]cos(13m). (a) Express s(t) in the form of A cos( +4)-A, cos(o,t + φ2) + A3 cos(wyt + φ3). (b) Sketch the amplitude and phase spectra of s(t)
Given the following signal f(t) = 2j-4sin (100t-40)-10 cos (60t + π-70) a) Plot the one-sided amp...
Given the following signal f(t) = 2j-4sin (100t-40)-10 cos (60t + π-70) a) Plot the one-sided amplitude and phase spectra. [8 Marks] Plot the two-sided amplitude and phase spectra. Calculate the power of the signal. Is the above signal periodic? If yes, find its period.
Given the following signal f(t) = 2j-4sin (100t-40)-10 cos (60t + π-70) a) Plot the one-sided amplitude and phase spectra. [8 Marks]
Plot the two-sided amplitude and phase spectra.
Calculate the power of the signal....
Find the instantaneous frequency of the next signal at t = 4. (a) x(t) = 10...
Find the instantaneous frequency of the next signal at t = 4. (a) x(t) = 10 cos[20xt+10 sin(t/4)) (b) x(t) = 262719) () X(t)=10[cos(2nt) cos(atº/4) + sin(24t) sin( nt/ 4)] Suppose that the information signal is as shown in the following figure. When each modulating this signal using 100KHz as the carrier frequency, find the frequency shift and phase shift when FM is modulated with 5,=10. What is the maximum frequency shift and maximum phase shift? 0.5+ -0.5 ost Suppose...
Decompose the signal s(t) = 5cos(2t) • cos(3t + π/4) into a linear combination and determine...
Decompose the signal s(t) = 5cos(2t) • cos(3t + π/4) into a linear combination and determine the amplitude, frequency, and phase shift of each component after decomposition. (Show all work and explain why.) Be Neat Please.
A transverse wave on a rope is given by y(x,t)= (0.750cm)cos(π[(0.400cm−1)x+(250s−1)t]). Part A Find the amplitude....
A transverse wave on a rope is given by y(x,t)= (0.750cm)cos(π[(0.400cm−1)x+(250s−1)t]). Part A Find the amplitude. Part B Find the period Part C Find the frequency Part D Find the wavelength Part E Find the speed of propagation. Part F Is the wave traveling in the +x- or − x-direction?
The given input signal for 2.7.2 is: x(t) = 3 cos(2 π t) + 6 sin(5 π t). Plz explain ...
The given input signal for 2.7.2 is: x(t) = 3 cos(2
π t) + 6 sin(5 π t).Plz explain steps.Given a causal LTI system described by the differential equation find \(H(s),\) the \(\mathrm{ROC}\) of \(H(s),\) and the impulse response \(h(t)\) of the system. Classify the system as stable/unstable. List the poles of \(H(s) .\) You should the Matlab residue command for this problem.(a) \(y^{\prime \prime \prime}+3 y^{\prime \prime}+2 y^{\prime}=x^{\prime \prime}+6 x^{\prime}+6 x\)2.7.2 The signal \(x(t)\) in the previous problem is...
1. A sinusoidal current signal has amplitude of 10 amp and frequency of 60 Hz and...
1. A sinusoidal current signal has amplitude of 10 amp and frequency of 60 Hz and phase angle of 0. (a) Express the current in mathematical form. (b) When it passes through an electric circuit, the voltage signal gets an amplitude of 20 volt and a phase delay of 45. Write the voltage signal. (c) Draw both the voltage and current signals on the same graph. 2. Let a signal be defined as y(x) = (1 – x)2. Determine the...
Example 4. For the given signal: [even] ALW) T amplitude 07/2 191 signal I. Find the...
Example 4. For the given signal: [even] ALW) T amplitude 07/2 191 signal I. Find the Fourier transform of fo) II. Find F(@) at o=0. it
(a) Determine the period, amplitude, and frequency of a signal given by, v(t) (120nt). Plot this ...
(a) Determine the period, amplitude, and frequency of a signal given by, v(t) (120nt). Plot this signal both in the time-domain and frequency domain. (b) For the following square wave v(t), determine if it is a periodic signal, and if yes, what 10 V sin 4. [61 are its amplitude, period T and fundamental frequency f? Why do we need to convert this signal into sine/cosine wave for transmission? 2 o-oims (c) () According to Fourier Theorem, the above signal...
3. An amplitude-modulated (AM) signal is given by s(t)-[12+7cos(π-π/3)]cos(13m). (a) Express s(t) in the form of A cos( +4)-A, cos(o,t + φ2) + A3 cos(wyt + φ3). (b) Sketch the amplitude and phase spectra of s(t)
Given the following signal f(t) = 2j-4sin (100t-40)-10 cos (60t + π-70) a) Plot the one-sided amplitude and phase spectra. [8 Marks] Plot the two-sided amplitude and phase spectra. Calculate the power of the signal. Is the above signal periodic? If yes, find its period.
Given the following signal f(t) = 2j-4sin (100t-40)-10 cos (60t + π-70) a) Plot the one-sided amplitude and phase spectra. [8 Marks]
Plot the two-sided amplitude and phase spectra.
Calculate the power of the signal....
Find the instantaneous frequency of the next signal at t = 4. (a) x(t) = 10 cos[20xt+10 sin(t/4)) (b) x(t) = 262719) () X(t)=10[cos(2nt) cos(atº/4) + sin(24t) sin( nt/ 4)] Suppose that the information signal is as shown in the following figure. When each modulating this signal using 100KHz as the carrier frequency, find the frequency shift and phase shift when FM is modulated with 5,=10. What is the maximum frequency shift and maximum phase shift? 0.5+ -0.5 ost Suppose...
The given input signal for 2.7.2 is: x(t) = 3 cos(2
π t) + 6 sin(5 π t).Plz explain steps.Given a causal LTI system described by the differential equation find \(H(s),\) the \(\mathrm{ROC}\) of \(H(s),\) and the impulse response \(h(t)\) of the system. Classify the system as stable/unstable. List the poles of \(H(s) .\) You should the Matlab residue command for this problem.(a) \(y^{\prime \prime \prime}+3 y^{\prime \prime}+2 y^{\prime}=x^{\prime \prime}+6 x^{\prime}+6 x\)2.7.2 The signal \(x(t)\) in the previous problem is...
Example 4. For the given signal: [even] ALW) T amplitude 07/2 191 signal I. Find the Fourier transform of fo) II. Find F(@) at o=0. it
(a) Determine the period, amplitude, and frequency of a signal given by, v(t) (120nt). Plot this signal both in the time-domain and frequency domain. (b) For the following square wave v(t), determine if it is a periodic signal, and if yes, what 10 V sin 4. [61 are its amplitude, period T and fundamental frequency f? Why do we need to convert this signal into sine/cosine wave for transmission? 2 o-oims (c) () According to Fourier Theorem, the above signal...
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