digital communications: is the transfer of data(a digital bitstream or a digitized analog signal) over a point-to-point or point to multipoint communication channel. Examples of such channels are copper wires, optical fibers, wireless communication channels, storage media and computer buses. The data are represented as an electromagnetic signal, su...
digital communications: is the transfer of data(a digital bitstream or a digitized analog signal) over a point-to-point or point to multipoint communication channel. Examples of such channels are copper wires, optical fibers, wireless communication channels, storage media and computer buses. The data are represented as an electromagnetic signal, su...
Introduction to the Course
36mDigital Representation of Analog Signals, Delta Modulation?
50mDigital Representation of Analog Signals, Pulse Code Modulation
56mDigital Representation of Analog Signals?
50mQuantization Noise in Delta Modulation (Contd.) & Time Division Multiplexing
53mIntroduction to Line Coding
53mSpectral Properties of Line Codes: General Relations
57mSpectral Properties of Line Codes: On-off / Polar / Bipolar Signalling
58mSpectral Properties of Line Codes: Duobinary Manchester & HDB Codes
1h 62 minBaseband Pulse Shaping: Nyquist\'s First Criterion
56mBaseband Pulse Shaping ; Raised Cosine Family of Pulses
53mPartial Response Signalling: Duobinary & Modified Duobinary Pulse Shaping?
59mPrecoding for Duobinary & Modified Duobinary Systems
55mPrecoding for Modified Duobinary Systems (Contd.) & General Partial Response Signalling
53mBinary Baseband Digital Modulation Techniques
54mMaary Baseband Digital Modulation Techniques
54mPassband Digital Modulations - I : PSK & QPSK?
55mPassband Digital Modulation- II : Offset QPSK
52mPassband Digital Modulation- III: Minimum Shift Keying (MSK)
51mPassband Digital Modulations- IV : MSK (Cont.) : Passband Waveforms for Maary Signalling?
1h 60 minPassband Modulations for Band Limited Channels
49mBaseband & Passband Digital Demodulations : General Issues & Concepts
51mDigital Modulation Part - II Matched Filters
56mMatched Filters & Coherent Demodulation - I?
53mCoherent Demodulation for Binary Wave Form
53mDemodulators for Binary Waveforms (Contd.) : Coherent & Noncoherent Receivers for Orthogonal?
55mPerformance Analysis of Binary Digital Modulations: Signal & Noise Statistics in Coherent?
52mError Rates for Binary Signalling : Coherent Receivers
55mPerformance of Non Coherent FSK & Differential Phase Shift Keying
53mDemodulation of DPSK & Maary Signals?
59mPerformance of Maary Digital Modulations
49mPerformance of Maary Digital Modulations (Contd.)
49mIntroduction to Information Theory , Part -1
51mSource Coding?
57mError Free Communication Over a Noisy Channel
1h 61 minThe Concept of Channel Capacity?
51mError Correcting Codes?
52mError Correcting Codes (Contd.)
58m