DIGITAL COMMUNICATION | Lecture 4 | ASK PSK FSK, Bandwidth & Power, Synchronization | MSc Physics

This video is made as course material for MSc Physics students of Kerala University based on the MSc Physics Syllabus 2020. This is for the paper advanced electronics I from semester 3.


00:19 - Why Modulation?
03:26 - Types of binary digital modulation
06:19 - Digital modulation (output waveform)
15:27 - Binary ASK signaling scheme
24:28 - Coherent (Synchronous) demodulation of ASK
30:28 - Non-coherent demodulation of ASK
34:36 - Binary PSK signaling schemes
43:24 - Coherent demodulation of PSK
46:30 - DPSK - Differential Pulse Code Modulation
54:52 - Binary FSK Signaling
01:01:52 - Modulation of FSK
01:03:06 - Coherent Demodulation of FSK
01:05:19 - Non-coherent demodulation of FSK
01:09:40 - Comparison of ASK, PSK and FSK (Bandwidth, power, signal to noise ratio, probability error)
01:14:07 - Bandwidth requirements
01:18:01 - Power requirement
01:20:28 - Synchronisation methods
01:21:40 - Synchronisation using clocking
01:22:28 - Synchronisation using separate signal
01:24:15 - Self-synchronisation

By
Rejeena R Sebastian
Guest Lecturer
Department of Physics
St Xavier's College, Thiruvananthapuram.