# Communication Theory

Course Code:EC6402

Author:uLektz

University:

Regulation:2013

Categories:Electronics & Communication

Format : ePUB3 (DRM Protected)

Type :eBook

Rs.199 Rs.30 Rs.85% off

Description :Communication Theory of EC6402 covers the latest syllabus prescribed by Anna University, Tamil Nadu for regulation 2013. Author: uLektz, Published by uLektz Learning Solutions Private Limited.

Note : No printed book. Only ebook. Access eBook using uLektz apps for Android, iOS and Windows Desktop PC.

##### Topics
###### UNIT I AMPLITUDE MODULATION

1.1 Generation and detection of AM wave-spectra

1.2 DSBSC

1.3 Hilbert Transform, Pre-envelope & complex envelope

1.4 SSB and VSB - comparison

###### UNIT II ANGLE MODULATION

2.1 Phase and frequency modulation

2.2 Narrow Band and Wide band FM - Spectrum

2.3 FM modulation and demodulation - FM Discriminator - PLL as FM Demodulator

2.4 Transmission bandwidth

###### UNIT III RANDOM PROCESS

3.1 Random variables

3.2 Central limit Theorem

3.3 Random Process

3.4 Stationary Processes

3.5 Mean, Correlation & Covariance functions, Power Spectral Density

3.6 Ergodic Processes

3.7 Gaussian Process

3.8 Transmission of a Random Process Through a LTI filter

###### UNIT IV NOISE CHARACTERIZATION

4.1 Noise sources and types

4.2 Noise figure and noise temperature - Noise in cascaded systems

4.3 Narrow band noise

4.4 PSD of in-phase and quadrature noise

4.5 Noise performance in AM systems, Noise performance in FM systems

4.6 Pre-emphasis and de-emphasis

4.7 Capture effect, threshold effect

###### UNIT V INFORMATION THEORY

5.1 Entropy

5.2 Discrete Memory less channels - Channel Capacity

5.3 Hartley-Shannon law

5.4 Source coding theorem

5.5 Huffman codes

5.6 Shannon-Fano codes