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Problem:
(a) Compare the different MAC schemes, namely FDMA, SDMA, TDMA and CDMA.
(b) Describe with help of diagrams the different phenomena involved in multipath propagation.
(c) Draw and explain the functions of the main components in a cellular network.
(d) What is difference between a control channel and a data channel. Describe how the control channel can be more effective for communications at time of natural disaster.
(e)
i. Describe how channel re-use and frequency re-use will increase the number of users in a cellular network.
ii. State another solution that may increase the number of users in a cell, is it cheaper than the 2 previous solutions mentioned in i?
Explain about the term embedded system. An embedded system is a system which has software embedded within computer-hardware that makes a system dedicated for an application(s)
It is needed to use a half-wave rectifier for a dc power supply that gives an average dc output voltage of 15 V and a maximum ±1V ripple is permitted. The rectifier feeds a load of
Explain in detail the various energy resources and their availability. Explain the following: (a) Types of power plants (b) Selection of power Plants
Circuits Typical electronics circuits are created out of a basis set of primitive elements such as capacitors, voltage sources, resistors, transistors and inductors. T
power factor improvement
construction and its working
Properties of Conductors and Insulators: This unit provides the basic characteristics or properties of the most common materials which are classified as semiconductor, conduct
Q. A practical voltage source is represented by an ideal voltage source of 30 V along with a series internal source resistance of 1.2 . Compute the smallest load resistance that c
Serial Input output Ports For serial input and output there are two pins in 8085 microprocessor
Q. Show Binary to Octal Conversion? It is simple to convert from an integer binary number to octal. This is accomplished by: Break the binary number into 3-bit secti
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