Principles of Communication Engineering ECE 4th Sem Syllabus for Diploma BTEUP 2018

Principles of Communication Engineering detail BTEUP Diploma syllabus for Electronics & Communication Engineering, effective from 2018, is collected from BTEUP 2017 Syllabus official website and presented for diploma students. The course details such as exam duration, Teaching Hr/week, Practical Hr/week, Total Marks, internal marks, theory marks, duration and credits do visit complete sem subjects post given below. The syllabus PDFs can be downloaded from official website.

For all other ece 4th sem bteup diploma syllabus 2018 you can visit ECE 4th Sem BTEUP Diploma Syllabus 2018 Subjects. The detail syllabus for principles of communication engineering is as follows.

Rationale:

Communication of signals at distant places plays an improtant role in modren industrial, commerical and
scientific research organisations. A student having basic knowledge about the components of communication such as modulation, demodulation, transmilters, receivers and receiving elements will be useful for the industries.

DETAILED CONTENTS

1. INTRODUCTION

1. Brief idea of various types of communication system.
2. Need of modulation and demodulation in communication system.
3. Types of modulation-Brief description and typical application of AM, FM, phase modulation and pulse modulation ( PAM, PPM and PCM ).
4. Types of Noise, Internal & External Noise, Noise In AM & FM System (Brief Idea)

2. AMPLITUDE MODULATION

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3. FREQUENCY MODULATION

1. Derivation of an expression for frequency modulated wave and its frequency spectrum ( without analysis of Bassel = function ) Modulation index, Maximum frequency deviation and deviation ratio.
2. Advantages and disadvantages of FM over AM in communication systems based on consideration of band width requirement and noise.

4. PHASE MODULATION

Expression of phase modulated wave and its comparison with frequency modulation. ( Brief introductiononly)

5. PULSE CODE MODULATION

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6. PRINCIPLE OF AM MODULATORS

1. Working principles and typical application of
1. Collector Modulator.
2. Base Modulator.
3. Balanced Modulator.
2. Single-Side-Band ( SSB ) generation and its typical applications.

7. PRINCIPLE OF FM MODULATORS

1. Working principle and applications of modulator, varactor diode modulator and modulator. reactance tube armstrong phase
2. Limiter, pre-emphasis and de-emphasis in FM communiation system.

8. DEMODULATION OF AM WAVES

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9. DEMODULATION OF FM WAVES

1. Basic principles of detection of FM waves.
2. Foster-seely discreminator and its working principles.
3. Working of Ratio-detector circuit and its advantage over Foster-seely discriminator circuits.
4. Basic principle of Quadrature detection.

10. TRANSMITTERS

1. Classification of transmitters on the basis of power, frequency and modulation.
2. Block diagram of an AM transmitters and working of each stage. Low level and High level modulation.
3. Block diagram and working principle of reactance tube and Armstrong FM transmitters.

11. RADIO RECEIVER

1. Brief description of crystal and TRF radio receivers; Need for and principles of superheterodyne radio receiver.
2. Block diagram of super-heterodyne AM receiver, function of each block and typical waveforms at the input and output of each block.
3. Block diagram of an FM receiver, function of each block and wave/forms at input and output at different blocks.

12. ANTENNA AND PROPAGATION

1. Physical concept of radiation of electromagnetic energy from an antenna, relationship between the direction of electric and magnetic fields with direction of propagation; concept of polarisation of EM waves.
2. Electromagnetic spectrum and its various range VLF, LF, HF, VHF, UHF, Micro wave, Optical waves etc.
3. Definition and physical concepts of the terms used with antennas like point source, gain, power gain, directivity aperture, effective area, rediation pattern, (field strength, power andphase) beam angle, beam width and radiation resistance.
4. Types of antennas-Brief description, characteristics and typical applications of medium wave antenna, shortwave antenna, HF antenna, VHF, UHF and Microwave antenna e.g., half wave dipole, ground plane, yagi and ferrit rod antenna in transistor receiver.Brief idea about Rhombic antenna, dish antenna, Horn, Parabolic reflector and Lens antenna.
5. Antenna arrays-Brief description of broad side and end fire arrays, their radiation pattern and application ( withoutanalysis);
6. Basic idea about different modes of radio wave propagationground wave propagation, space wave propagation and sky wave propagation, their characteristics and typical areas of application. (e.g. medium wave, short wave,TV communication.)
7. Explanation of the terms-critical frequency, maximum usable frequency (MUF) and skip distance.

13. Communication Media:

Telephone Lines, Twisted Pair Co-axial Cable, Fibre optics.

14. Modems

Basic working principle of modems and application

15. Multiplexers

Dightal Multiplexers- Synchronous Asynchronous(Brief Idea Only).

Reference Books:

1. Simon Haykin-Communication System- John Wiley & Sons.
2. Kennedy & Davis- Electronic Communication System – Tata Mcgraw Hill.
3. Sombir Singh – Principle of Communication Engineering – Jai Prakesh Publication, Meerut

PRINCIPLE OF COMMUNICATION ENGINEERING LAB

1. To observe an AM wave on CRO produced by a standard signal generator using internal and external modulation.
2. To measure the modulation index of the wave obtained in above experiment.
1. To obtain an AM wave from a collector modulator circuit and observe the Am pattern on CRO.
2. To measure index of modulation of the AM signal for different level of modulation signal.
3. To obtain a FM wave from reactance tube modulator/voltage controlled oscillator (using 8038 of566) circuit and measure the frequency deviation for different modulating signal.
4. To obtain modulating signal from an AM detector circuit and observe the pattern for different RC time constants and obtain its optimum value for least distortion.
5. To obtain modulating signal from a FM detector ( Foster-seely/ Ratio detector/quadraturedetector) Circuit (or using 2211 or PLL565) and plot the detector characteristics.
6. To obtain AM-SB from Balanced modulator.( BM025 may beused).
7. To detect AM-SB by using SSB detector. (SL 640C may beused).
8. To identifying different stages of radio receiver and IC used at each stage and plot the sensitivity characteristics of a radio receiver and determination of the frequency for maximum sensitivity.
9. To plot the selectivity characteristics of a radio receiver.
10. To plot the fidelity characteristics of a radio receiver.
1. To plot the radiation pattern of directional and omndirectional antenna.
2. To plot the variation of field strength of radiated wave, with distance from a transmitting antenna.
12. Tuning and alignement of radio receiver.
13. Circuit tracing and fault finding of different stages of radio receiver.
14. Simple demonstration, ASK, FSK and PSK through training kits

NOTE :

Antenna simulator developed by TTTI can be used for this experiment.

For detail syllabus of all other subjects of BE Ece, effective from 2018 do visit Ece 4th Sem BTEUP syllabus for 2018.

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