Base band communication of Analog signals. FDM Concepts. Amplitude modulation, mathematical description and spectral characteristics of full carrier AM, DSB-SC, SSB-SC, and VSB. Multiplexing techniques (QAM and FDM). Angle modulation (FM and PM) generation and detection of CW modulation. Sampling theory and its practical aspects. PAM, Time Division multiplexing, TDM-PAM, PWM. And PPM generation and detection. Cross talk and channel bandwidth requirements, Baseband Digital Modulation: Pulse Coding modulation (PCM), DPCM and Delta Modulation (DM), Prediction
Bachelor in Electronics and Communications Engineering
Data will be available soon!
| content serial | Description |
|---|---|
| 0 | |
| 1 | Week Number 1: Revision. Introduction to communication systems. Linear Modulation / Exponential modulation. Digital modulation basics. |
| 2 | Linear Modulation: Amplitude modulation (AM) DSB-TC, DSB-SC, Vestigial Side band (VSB) |
| 3 | Week Number 3: Generation of (AM) DSB-TC. Detection of (AM) DSB-TC. Generation of (AM) DSB-SC: Product modulator. Balanced modulator. Ring modulator. |
| 4 | Generation of SSB-SC: The frequency discrimination method. The phase discrimination method. |
| 5 | Week Number 5: Synchronous detection of Linear Modulation Signals. Effect of phase shift and frequency offset errors. |
| 6 | Week Number 6: Frequency Division multiplexing (FDM). QAM. Super heterodyne receivers |
| 7 | Week Number 7: Exponential Modulation: FM and PM mathematical analysis, sensitivity and modulation index. FM and PM single tone modulation. Bandwidth and power. |
| 8 | Week Number 8: Narrow band NBFM and WBPM. Phasor diagram. WBFM spectrum. Generation of FM. FM Armstrong generation. Detection of FM. |
| 9 | Week Number 9: Sampling theorem for low pass signals. Natural sampling relation to PAM. LPF reconstruction. |
| 10 | Week Number 10: Practical sampling (Flat top sampling), Reconstruction: S&H circuits. ZOH and FOH filters |
| 11 | Analog Pulse Modulation: PAM, PWM and PPM. Bandwidth and power. |
| 12 | Week Number 12: Generation of and Conversion among PAM, PWM and PPM. Time-Division Multiplexing (TDM) of PAM, PWM and PPM.BW of PAM. |
| 13 | Week Number 13: Baseband Digital Modulation: Pulse coding modulation (PCM), Quantization and coding. Basic PCM waveforms: RB, RZ and NRZ, Manchester code. |
| 14 | Week Number 14: Nonlinear PCM generation. Companding (µ-law PCM, A-law PCM) |
| 15 | Week Number 15: Differential Modulation: DPCM and Delta Modulation (DM). Prediction. |
Start your application
