Communication Theory - EC8491, EC6402

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Communication Theory

UNIT I AMPLITUDE MODULATION


=> Amplitude Modulation
=> AM Transmitters
=> SSB Transmission
=> Vestigial Side Band (VSB) Modulation
=> Double-sideband suppressed-carrier transmission (DSB-SC)
=> Hilbert Transform
=> Superheterodyne Receiver
=> Amplitude Modulation: Application & Uses
=> Important Short Questions and Answers: Amplitude Modulation

UNIT II ANGLE MODULATION


=> Frequency & Phase Modulation
=> Phase Modulation
=> Narrow Band FM Modulation
=> Wide-Band FM
=> FM Transmitter
=> Angle Modulation: Application and Uses
=> Important Short Questions and Answers: Angle Modulation

UNIT III RANDOM PROCESS


=> Random Variables
=> Central Limit Theorem
=> Stationary Process
=> Correlation
=> Covariance Functions
=> Ergodic Process
=> Guassian Processs
=> Linear Filtering of Random Processes
=> Application of Random Process
=> Important Short Questions and Answers: Communication Theory - Random Process

UNIT IV NOISE CHARACTERIZATION


=> Noise Characterisation
=> Analysis of Noise In Communication Systems
=> Classification of Noise
=> Noise in Cascade Systems
=> Narrow Band Noise
=> FM Capture Effect
=> Pre-Emphasis & De-Emphasis
=> FM Threshold Effect
=> Important Short Questions and Answers: Noise Characterisation

UNIT V SAMPLING AND QUANTIZATION


=> Sampling theorem for Low pass signals
=> Aliasing and signal reconstruction
=> Quantization
=> Types of Quantizers: Uniform and Non uniform quantization
=> Quantization Noise and Signal-to-Noise
=> Companding of Speech signal
=> Advantages of Non Uniform Quantization
=> Pulse code Modulation(PCM)
=> Time-Division Multiplexing (TDM)
=> Important Short Questions and Answers: Sampling & Quantization

INFORMATION THEORY


=> Information Theory
=> Entropy
=> Discrete Memory less Channel
=> Channel Coding Theorem
=> Source Coding
=> Shannon-Fano Coding
=> Huffman Coding
=> Shannon-Hartley Theorem
=> Important Questions and Answers: Information Theory

EC6402 Communication Theory - Anna University 2013 Regulation Syllabus - Download Pdf
EC8491 Communication Theory - Anna University 2017 Regulation Syllabus - Download Pdf
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Communication Theory - EC6402 May June 2015 Question Paper
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