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

Determine downink of a cdma system, Consider the point-to-point radio link ...

Consider the point-to-point radio link introduced in problem 9. By how much must transmit power be increased to maintain the maximum BER of 10-5 if the channel is flat Rayleigh-fad

Diffusion current, Diffusion Current : The carrier currents are also ...

Diffusion Current : The carrier currents are also due to concentration gradients in the doped material which lead to diffusion of carriers from high concentration region to l

Flush plate in residential circuitry, When sizing wire, one of the most dif...

When sizing wire, one of the most difficult tasks is to calculate the electrical load that will be present on the conductors. How do you decide what size wire to use? What two fact

Display the segment on the pic trainer, Aim: The aim of this practical ...

Aim: The aim of this practical is to work with multiplexed 7-segment displays and implement a counter and display the 7- segment on the PIC trainer. Equipment: PIC

Plc and control system analysis, The assignment is to plan, design and writ...

The assignment is to plan, design and write a PLC program on the FX Training Software using a PART SUPPLY CONTROL SYSTEM based on the requirement specification outlined be

Explain internal data bus, Q. Explain Internal Data Bus? Internal Data ...

Q. Explain Internal Data Bus? Internal Data Bus: A bus which operates only within internal circuitry of the CPU, communicating among internal caches of memory which are part of

Explain superconductivity, Explain Superconductivity. Superconductiv...

Explain Superconductivity. Superconductivity - The resistivity of most metals rises with rise in temperature and vice-versa. There are several metals and chemical compounds

Dc motor, Why rhehostat is not used in the field of dc series motor

Why rhehostat is not used in the field of dc series motor

Which stack is used in 8086, FIFO (First in First Out) stack is used in 808...

FIFO (First in First Out) stack is used in 8086.In this type of Stack the first stored information is retrieved first.

Execute a pspice program to solve for the node voltages, Q. For the circuit...

Q. For the circuit given in Figure, develop and execute a PSpice program to solve for the node voltages.

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