B. P. LATHI COMMUNICATION SYSTEMS CHAPTER - 3

B. P. LATHI

MODERN DIGITAL AND ANALOG COMMUNICATION SYSTEMS

SOLUTION

CHAPTER - 3

ANALYSIS AND TRANSMISSION OF SIGNALS

3.3.1 Show that the Fourier Transform of  ....

3.1.2. Show that for a real....

3.1.3. If g(t) ....

3.1.4 From definition....

3.1.5. From definition....

3.1.6. From definition....

3.1.7. From definition....

3.1.8. Find the inverse Fourier Transform of....

3.2.1. Sketch the following functions....

3.2.2. From definition....

3.2.3. From definition....

3.2.4. Using pairs 7 and 12....

3.2.5. Show that....

3.3.1. Apply the symmetry property....

3.3.2. The Fourier Transform of the triangular....

3.3.3. Using only the time shifting property....

3.3.4. Using the time-shifting property show that...

3.3.5. Prove the following results....

3.3.6. The signals are modulated with carrier....

3.3.7. Using the frequency shifting property...

3.3.8. A signal is bandlimited to B Hz....

3.3.9 Find the Fourier Transform of the signal....

3.3.10. The process of recovering a signal from....

3.4.1 Signals are applied at the inputs of the ideal low pass filters...

3.5.1. Consider a filter with the transfer function...

3.5.2. Show that a filter with transfer function....