Modules / Lectures
Module NameDownloadDescriptionDownload Size
Basic tools for communication, Fourier Series/Transform, Properties, Parsevals RelationAssignment1 solutionsAssignment1 solutions67 kb
Basic tools for communication, Fourier Series/Transform, Properties, Parsevals RelationAssignment1 questionsAssignment1 questions250 kb
Properties of Fourier Transform (Contd.), LTI Systems, Cross- and Auto-correlation, Energy Spectral Assignment2 questionsAssignment2 questions66 kb
Properties of Fourier Transform (Contd.), LTI Systems, Cross- and Auto-correlation, Energy Spectral Assignment2 solutionsAssignment2 solutions65 kb
Spectrum of AM, Envelope Detection, Power Efficiency, Double Sideband Suppressed Carrier (DSB-SC) MoAssignment3 questionsAssignment3 questions40 kb
Spectrum of AM, Envelope Detection, Power Efficiency, Double Sideband Suppressed Carrier (DSB-SC) MoAssignment3 solutionsAssignment3 solutions45 kb
Costas Receiver, Quadrature Carrier Multiplexing (QCM) and Demodulation of QCM signals, Single SidebAssignment4 questionsAssignment4 questions115 kb
Costas Receiver, Quadrature Carrier Multiplexing (QCM) and Demodulation of QCM signals, Single SidebAssignment4 solutionsAssignment4 solutions115 kb
Week5Assignment5 questionsAssignment5 questions215 kb
Week5Assignment5 solutionsAssignment5 solutions160 kb
Spectrum of FM Signals, Carsons Rule for FM Bandwidth, Narrowband FM Generation, FM Demodulation, InAssignment6 questionsAssignment6 questions90 kb
Spectrum of FM Signals, Carsons Rule for FM Bandwidth, Narrowband FM Generation, FM Demodulation, InAssignment6 solutionsAssignment6 solutions170 kb
Introduction to Pulse Amplitude Modulation, Spectrum of PAM Signal and Reconstruction, Quantization,Assignment7 questionsAssignment7 questions145 kb
Introduction to Pulse Amplitude Modulation, Spectrum of PAM Signal and Reconstruction, Quantization,Assignment7 solutionsAssignment7 solutions115 kb
Week 8Assignment8 questionsAssignment8 questions75 kb
Week 8Assignment8 solutionsAssignment8 solutions205 kb


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Sl.No Chapter Name MP4 Download Transcript Download
1Basics- Definition of Energy and Power of SignalsDownloadDownload
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2Frequency Domain Representation and Introduction to Discrete Fourier SeriesDownloadDownload
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3Discrete Fourier Series Example and Parseval's Theorem for Periodic SignalsDownloadDownload
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4Fourier Transform (FT), Inverse Fourier Transform (IFT) of Continuous Signals, Example of FT of Pulse and Sinc Function DownloadDownload
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5Modulation Property of Fourier Transform, Dirac Delta or Unit Impulse Function - Definition and Fourier TransformDownloadDownload
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6Duality Property of Fourier Transform and Introduction to Linear Time Invatiant (LTI) SystemsDownloadDownload
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7Transmission of Signal through Linear Time Invariant (LTI) Systems and Cross- Correlation of SignalsDownloadDownload
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8Auto-Correlation of Signal and Energy Spectral Density (ESD)DownloadDownload
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9Example for Auto-Correlation of Signal and Energy Spectral Density (ESD)DownloadDownload
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10Introduction to Amplitude Modulation (AM), Modulation Index, Envelope Distortion and Over ModulationDownloadDownload
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11Spectrum of Amplitude Modulated(AM) Signals and Introduction to Envelope DetectionDownloadDownload
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12Envelope Detection for Amplitude Modulated (AM) Signals and Time Constant for Capacitor in Envelope Detector DownloadDownload
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13Power of Amplitude Modulated (AM) Signals and Power Efficiency of AM Signals DownloadDownload
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14Double Sideband (DSB) Suppressed Carrier (SC) Modulation, Spectrum of DSB-SC Signals and Coherent Demodulation DownloadDownload
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15Double Sideband(DSB) Suppressed Carrier (SC) Demodulation, Non-coherent demodulation, Impact of Carrier Phase Offset DownloadDownload
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16Carrier Phase Offset Example for Double Sideband (DSB) Suppressed Carrier (SC) Demodulation- Wireless Cellular Communication with User Mobility DownloadDownload
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17Phase Synchronization using Costas Receiver for Double Sideband (DSB) Suppressed Carrier (SC) DemodulationDownloadDownload
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18Introduction to Quadrature Carrier Multiplexing (QCM) and Demodulation of QCM Signals.DownloadDownload
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19Introduction to Single Sideband (SSB) ModulationDownloadDownload
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20Generation of Single Sideband (SSB) Modulation Signals through Frequency Discrimination DownloadDownload
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21Frequency Domain Description of Hilbert Transform Fourier Spectrum of the Hilbert Transformer DownloadDownload
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22Time Domain Description of Hilbert Transform Impulse Response of the Hilbert TransformerDownloadDownload
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23Phase Shifting Method for Generation of Single Sideband (SSB) Modulated Signals based on Hilbert Transform DownloadDownload
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24Complex Pre-Envelope and Complex Envelope of Passband SignalsDownloadDownload
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25Complex Pre- Envelope and Complex Envelope of QCM (Quadrature Carrier Modulated) SignalsDownloadDownload
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26Introduction to Vestigial Side Band(VSB) Modulation and Non- Ideal Filtering, Spectral EfficiencyDownloadDownload
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27Properties of Vestigial Side Band Filter for Reconstruction of Message Signal without DistortionDownloadDownload
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28Introduction to Angle Modulation, Description of Phase Modulation (PM) and Frequency Modulation (FM)DownloadDownload
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29Frequency Modulation (FM) with Sinusoidal Modulation Signal and Pictorial Examples, Insights of PM and FM signalsDownloadDownload
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30Indirect Method for Generation of FM Signals - Generation of Narrowband FM SignalDownloadDownload
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31Indirect Method for Generation of FM Signals - Generation of Wideband FM Signal through Frequency MultiplicationDownloadDownload
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32Spectrum of Frequency Modulated (FM) SignalsDownloadDownload
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33Bandwidth of Frequency Modulated (FM) Signals - Carson's RuleDownloadDownload
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34Demodulation of Frequency Modulated (FM) Signals, Condition of Envelope DetectionDownloadDownload
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35Analog to Digital Conversion of Signals and Introduction to SamplingDownloadDownload
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36Spectrum of Sampled Signal, Aliasing and Nyquist Sampling TheoremDownloadDownload
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37Ideal Impluse Train Sampling, Reconstruction of Original Signal from Samples, Sinc InterpolationDownloadDownload
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38Introduction to Pulse Amplitude Modulation (PAM), Sample and Hold, Flat Top SamplingDownloadDownload
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39Pulse Amplitude Modulation (PAM), Spectrum of PAM Signal , Reconstruction of Original Signal from PAM Signal, EqualizationDownloadDownload
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40Introduction to Quantization, Uniform Quantizer, Mid- Tread QuantizerDownloadDownload
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41Quantization, Mid- Rise Quantizer, PDF and Power of Quantization Noise, Quantization Noise Power versus Quantizer ResolutionDownloadDownload
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42Introduction to Lloyd- Max Quantization Algorithm, Optimal Quantizer DesignDownloadDownload
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43Lloyd- Max Quantization Algorithm, Iterative Computation of Optimal Quantization Levels and IntervalsDownloadDownload
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44Companding for Non- Uniform Quantization, Mu-law Compressor, A- Law Compressor DownloadDownload
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45Introduction to Delta Modulation, One-bit QuantizerDownloadDownload
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46Signal Reconstruction in Delta Modulation, Schematic Diagrams, Slope Overload Distortion and Granular Noise DownloadDownload
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47Differential Pulse Coded Modulation (DPCM), DPCM Signal Reconstruction and Schematic Diagram DownloadDownload
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48Frequency Mixing and Translation in Communication Systems, Heterodyne and Super Heterodyne Receivers DownloadDownload
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49Frequency Translation and Super Heterodyne Receivers, Problem of Image FrequencyDownloadDownload
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50Frequency Division Multiplexing (FDM), Carrier Spacing in FDMDownloadDownload
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51Time Division Multiplexing (TDM), Operation of TDM, Sample Spacing in TDM DownloadDownload
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52Bandwidth Requirements for Time Division Multiplexing (TDM), The T1 TDM System : A Case Study DownloadDownload
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