Explain the purposes of modulation and demodulation, Electrical Engineering

Assignment Help:

Question

The diagrams below depict a modulation (left) and a demodulation(right).

1301_Explain the purposes of modulation and demodulation.png

(a) Express y(t), u(t) and z (t).

(b) What may happen to the demodulated signal y(t) if there is a phase shift between x(t) and the carrier signal?

(c) How would you qualify the demodulation in the figure 2 above, coherent or incoherent? Justify your answer.

i. Explain the purposes of modulation and demodulation.

ii. Give 2 synonyms in electronics of modulation and demodulation.

(e) Draw a electric circuit diagram for an enveloppe detection demodulator.

(f) Give 3 real life examples of an analog signal transmission.


Related Discussions:- Explain the purposes of modulation and demodulation

Successive-approximation analog to digital converter, Successive-approximat...

Successive-approximation analog to digital converter This converter, shown in Figure, also contains a D/A converter, but the binary counter is replaced by a successive-approxim

Inductive logic programming, Inductive Logic Programming : Now here ha...

Inductive Logic Programming : Now here having studied a non-symbolic approach to machine learning on Artificial Neural Networks then we return to a logical approach, namely In

Explain shunt-field control process, Q. Explain Shunt-field control process...

Q. Explain Shunt-field control process? Shunt-field control, armature-resistance control offers a constant-torque drive because both flux and, to a first approximation, allowab

Find the thevenin equivalent, Task 1 Use basic circuit theory to...

Task 1 Use basic circuit theory to convert the "T" circuit below into the equivalent "π". Hint: Remember to disconnect the voltage source and the load. Task 2

de1 board, You will design a significant project on the DE1 board. In some...

You will design a significant project on the DE1 board. In some cases you may want to use the breadboard as well - note that all of the pins at the bottom of the breadboard are lab

atex equipment, I have an enclosure which doesnt comply with the atex dire...

I have an enclosure which doesnt comply with the atex directive, they want to install it in outside in a safe area of an offshore platform. They have produced an atex cert and want

Determine the dimensions of the new model, The manufacturers of the tank de...

The manufacturers of the tank described in Problem would like to  design another model, with twice the capacity of the one described in figure. The ratio of height to diameter must

Revenue protection and technology interventions in metering, Revenue Protec...

Revenue Protection and Technology Interventions in Metering The power supply industry has reached an impasse where urgent steps are needed to improve the financial health of t

Write a short note on rs-232-c, Write a short note on RS-232-C. The RS-...

Write a short note on RS-232-C. The RS-232 standard is a collection of connection standards among different pieces of equipment. The EIA RS-232 serial communication standard is

Find the meter reading for sine wave, Q. ADMM (digital multi meter) reads t...

Q. ADMM (digital multi meter) reads true rms values of current. If the peak value of each of the following periodic current waves is 5 A, find the meter reading for: (a) a sine wav

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd