This Course is designed for the Students who are preparing for the Following Examinations

  • GATE Computer Science
  • NTA UGC NET Computer Science
  • ISRO SC – Computer Science
  • BARC – Computer Science
  • DRDO – Computer Science

Chapters Covered in this course are

Note: All the videos in this course are in Screen Recording Format. Taught using Digital Pad.

Course Curriculum

Why to study and What to study 00:28:16
Basic Block Diagram 00:26:13
Modulation Techniques
Concept of Modulation and Basics of Fourier Transform 00:40:13
Amplitude Modulation 00:29:03
Problems on Amplitude Modulation 00:20:50
Multitone Amplitude Modulation (AM) 00:30:52
Modulation Index, Under Modulation,Critical Modulation and Over Modulation 00:10:01
Generation of AM (Amplitude Modulation) 00:42:12
AM Demodulation, Square Law Demodulation 00:17:13
Demodulation of AM, Envelope Detection 00:21:07
Demodulation of AM, Coherent Detection 00:17:56
DSB SC Basics 00:23:14
Generation of DSB SC 00:21:44
Demodulation of DSB SC 00:11:36
Problems on DSB SC 00:30:41
Application of DSB SC, Quadrature Carrier Multiplexing(QCM) 00:11:04
SSB SC Basics 00:22:52
Generation of SSB SC 00:28:30
Demodulation of SSB SC 00:13:47
Problems on SSB SC, DSB SC and DSB FC 00:30:49
VSB Modulation 00:26:14
Frequency Division Multiplexing 00:25:19
Angle Modulation, Frequency Modulation 00:18:55
NBFM 00:15:11
Wideband FM (WBFM) Standard Expression 00:46:21
Power Calculation and Modulation Efficiency in Wideband FM 00:13:24
Problems on Frequency Modulation 00:19:05
Generation of FM, Direct Method 00:08:25
Indirect Method or Armstrong Method of FM Generation with Numericals 00:10:02
Demodulation of FM, Frequency discrimination Method or Balanced Slope Detector 00:10:55
Demodulation of FM Phase Locked Loop (PLL) 00:23:31
Phase Modulation Basics and Relationship between FM and PM 00:20:13
Problems on Maximum Frequency and Phase Deviation 00:12:55
Problems on Phase Modulation and Frequency Modulation 00:14:15
Receiver Intoduction and TRF Receiver 00:20:29
Characteristics of Receiver 00:05:19
Super Heterodyne Receiver and Image Frequency Problem 00:23:17
Numericals on Image Frequency Problems with Detailed Concepts 00:21:52
Why Local Oscillator Frequency is Higher Than Incoming Modulated Signal Frequency in Receiver 00:08:59
FM Receiver – Pre Emphasis & De Emphasis and Difference Between AM & FM 00:14:50
Introduction to Digital Communication 00:05:46
Introduction to Pulse Code Modulation 00:11:23
PCM Sampling Theorem, Proof and Detailed Analysis with Aliasing Effect 00:32:32
PCM Problems on Nyquist Rate 00:12:19
PCM Quantization and Encoding Process with Example 00:21:38

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