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

Safe conduct in electricity and gas hazards, Safe Conduct : what if a tr...

Safe Conduct : what if a trailing flex became caught up in an apparatus trolley and was cut? Or someone splashed water onto a plug, or concentrated sulphuric acid onto a flex? F

Activities to preparing long-term plans, Activities to Preparing Long-term ...

Activities to Preparing Long-term Plans 1. Data collection regarding existing loads, forecast of expected loads, operating conditions, and etc. from Grid substation up to cons

Demultiplexer, How can i build 1-16 DEMUX using 1-8 DEMUX with logic gates ...

How can i build 1-16 DEMUX using 1-8 DEMUX with logic gates only ?

Determine kva rating of the auto - transformer, Q. A 15-kVA, 2200:220-V, tw...

Q. A 15-kVA, 2200:220-V, two-winding, single- phase transformer is connected as an autotrans- former to step up voltage from 220 V to 2420 V. Without exceeding the rated current of

Explain dielectric constant, Write short note on dielectric constant. A...

Write short note on dielectric constant. All insulation material has the capacity to store charge while placed in among two conducting plates as in capacitors. Dielectric const

What is voltage multiplying dacs, What is Voltage Multiplying DACs? Mul...

What is Voltage Multiplying DACs? Multiplying DACs function on the principle of producing a weighted sum analog signal where the sum is proportional to the digital input signal

Working of hartley oscillator, Working of Hartley oscillator : When the...

Working of Hartley oscillator : When the collector supply voltage Vcc is switched on, the capictor gets charged. The capacitor discharges through the inductor, setting up oscil

OSCILLATORS, DESIGN A WIEN OSCILLATOR THAT OSCILLATE AT 25KHZ

DESIGN A WIEN OSCILLATOR THAT OSCILLATE AT 25KHZ

Describe small signal fet and its characteristics, Q. Describe small signal...

Q. Describe small signal FET.What are its characteristics? Small signal FET is the FETs used for amplification. The linear characteristic of FET is used for this purpose The in

Determine the remaining voltages and currents, Q. Some element voltages and...

Q. Some element voltages and currents are given in the network con?guration of Figure. Determine the remaining voltages and currents. Also calculate the power delivered to each ele

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