8/6/2019 Ac Lecture Plan

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GOPAL REDDY COLLEGE OF ENGINEERING & TECHNOLOGY

PeddaKanjarla, Patancheru, Hyderabad, A.P. 502319

LECTURE PLAN

DEPARTMENT OF ELECTRONICS AND COMMUNICATION ENGINEERING

Branch: ECE Course: III Year B.Tech I-Sem

SUBJECT: AC FACULTY: CH.NARESH NAIK

Unit: 1 INTRODUCTION

Introduction to communication system, Need for modulation, Frequency Division Multiplexing ,

Amplitude Modulation, Definition, Time domain and frequency domain description, single tonemodulation, power relations in AM waves, Generation of AM waves, square law Modulator,Switching modulator, Detection of AM Waves; Square law detector, Envelope detector

S.No Name of the TopicNo. Of

classes

1 Introduction to communication system, Need for modulation 2

2Amplitude Modulation, Definition, Time domain and frequencydomain description

2

3 Single tone modulation, power relations in AM waves 24 Generation of AM waves, square law Modulator, Switching modulator 3

5 Detection of AM Waves; Square law detector, Envelope detector 2

6 Frequency Division Multiplexing 1

Total 11

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UNIT :2 DSB MODULATION

Double side band suppressed carrier modulators, time domain and frequency domain description,Generation of DSBSC Waves, Balanced Modulators, Ring Modulator, Coherent detection of

DSB-SC Modulated waves, COSTAS Loop.

S.No Name of the TopicNo. Of

classes

1 Double side band suppressed carrier modulators 2

2 Time domain and Frequency domain description,

3 Generation of DSBSC Waves, Balanced Modulators, 4

4 Ring Modulator, Coherent detection of DSB-SC Modulated waves, 1

5 COSTAS Loop. 3

Total 12

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UNIT: 3 SSB MODULATION

Frequency domain description, Frequency discrimination method for generation of AM SSBModulated Wave, Time domain description, Phase discrimination method for generating AM

SSB Modulated waves. Demodulation of SSB Waves, Vestigial side band modulation:

Frequency description, Generation of VSB Modulated wave, Time domain description, Envelopedetection of a VSB Wave pulse Carrier, Comparison of AM Techniques, Applications ofdifferent AM Systems.

S.No Name of the TopicNo. Of

classes

1 Time domain description, Frequency domain description 1

2Frequency discrimination method for generation of AM SSBModulated Wave,

1

3Phase discrimination method for generating AM SSB Modulatedwaves.

1

4 Demodulation of SSB Waves, 1

5 Vestigial side band modulation: 1

6 Time domain description, 1

7 Transformation of a Discrete Random Variable 1

Total11

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Unit: 4 MULTIPLE RANDOM VARIABLES

Vector Random Variables, Joint Distribution Function, Properties of Joint Distribution, MarginalDistribution Functions, Conditional Distribution and Density Point Conditioning, ConditionalDistribution and Density Interval conditioning, Statistical Independence, Sum of Two Random

Variables, Sum of Several Random Variables, Central Limit Theorem, Unequal Distribution,Equal Distributions

S.No Name of the TopicNo. Of

classes

1Vector Random Variables, Joint Distribution Function, Properties of

Joint Distribution,2

2 Marginal Distribution Functions, Conditional Distribution and Density, Point Conditioning, 2

3 Conditional Distribution and Density ,Interval conditioning, 2

4 Statistical Independence, Sum of Two Random Variables, , 1

5 Sum of Several Random Variables, 1

6Central Limit Theorem,Unequal Distribution, Equal Distributions

2

Total10

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Unit: 5 OPERATIONS ON MULTIPLE RANDOM VARIABLES

Expected Value of a Function of Random Variables: Joint Moments about the Origin, Joint

Central Moments, Joint Characteristic Functions, Jointly Gaussian Random Variables: TwoRandom Variables case, N Random Variable case, Properties, Transformations of Multiple

Random Variables, Linear Transformations of Gaussian Random Variables.

S.No Name of the TopicNo. Of

classes

1Expected Value of a Function of Random Variables: Joint Moments

about the Origin, Joint Central Moments,

3

2 Joint Characteristic Functions, Jointly Gaussian Random Variables: 2

3Two Random Variables case, N Random Variable case, Properties,Transformations of Multiple Random Variables

3

4Linear Transformations of Gaussian Random Variables.

1

Total 9

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Unit: 6 STOCHASTIC PROCESSES TEMPORAL CHARACTERISTICS

The Random Process Concept, Classification of Processes, Deterministic and NondeterministicProcesses, Distribution and Density Functions, concept of Stationarity and Statistical

Independence. First-Order Stationary Processes, Second- Order and Wide-Sense Stationarity, (N-Order) and Strict-Sense Stationarity, Time Averages and Ergodicity, Mean-Ergodic Processes,

Correlation-Ergodic Processes, Autocorrelation Function and Its Properties, Cross-CorrelationFunction and Its Properties, Covariance Functions, Gaussian Random Processes, Poisson

Random Process.

S.No Name of the TopicNo. Of

classes

1The Random Process Concept, Classification of Processes,Deterministic and Nondeterministic Processes Distribution and Density

Functions

2

2Concept of Stationary and Statistical Independence. First-Order

Stationary Processes, ,2

3Second- Order and Wide-Sense Stationarity, (N-Order) and Strict-

Sense Stationary2

4Time Averages and Ergodicity, Mean-Ergodic Processes, Correlation-

Ergodic Processes, Autocorrelation Function and Its Properties

2

5

Cross-Correlation Function and Its Properties, Covariance Functions,

Gaussian Random Processes, Poisson Random Process. 2

Total12

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Unit: 7 STOCHASTIC PROCESSES SPECTRAL CHARACTERISTICS

The Power Spectrum: Properties, Relationship between Power Spectrum and AutocorrelationFunction, the Cross-Power Density Spectrum, Properties, Relationship between Cross-Power

Spectrum and Cross-Correlation Function.

S.No Name of the TopicNo. Of

classes1 The Power Spectrum: Properties 2

2 Relationship between Power Spectrum and Autocorrelation Function 2

3 The Cross-Power Density Spectrum, Properties 2

4Relationship between Cross-Power Spectrum and Cross-CorrelationFunction

3

6Total

9

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UNIT: 8 NOISE

Resistive (thermal) noise source. Shot noise, extra terrestrial noise. Arbitrary Noise Sources,

white noise, narrow band noise, in phase and quadrature phase components and its properties.

Modeling of noise sources, Average noise bandwidth. Effective noise temperature. Averagenoise figures of cascaded network

S.No Name of the TopicNo. Of

classes

1 Resistive (thermal ) noise source. Shot noise, extra terrestrial noise. 2

2Arbitrary Noise Sources, white noise, narrow band noise, In phase andquadrature phase components and its properties

3

3

Modeling of noise sources, average noise bandwidth. Effective noise

temperature. Average noise figures of cascaded networks.3

Total 8

Faculty: HOD PRINCIPAL