NPTEL : NOC:Optical communications (Electronics and Communication Engineering)

Co-ordinators : Dr. Pradeep Kumar K


Lecture 1 - Overview of Fiber-optic communications

Lecture 2 - Optical Transmitter - I

Lecture 3 - Optical Transmitter - I (Continued...)

Lecture 4 - Optical Transmitter - II

Lecture 5 - Optical Transmitter - II (Continued...)

Lecture 6 - Intensity modulation

Lecture 7 - Review of Signals and Representations - I

Lecture 8 - Review of Signals and Representations - II

Lecture 9 - Digital Modulation - I

Lecture 10 - Review of Signals and Representations - III

Lecture 11 - Review of Signals and Representations - IV

Lecture 12 - Digital Modulation - II

Lecture 13 - Digital Modulation - II (Continued...)

Lecture 14 - Digital Modulation - III

Lecture 15 - Optical receivers - I

Lecture 16 - Optical receivers - II

Lecture 17 - Optical Modulator : Physical Structure

Lecture 18 - Propagation of Electromagnetic wave

Lecture 19 - Review of EM Theory

Lecture 20 - Reflection of Waves

Lecture 21 - Optical fiber - I

Lecture 22 - Optical fiber - II

Lecture 23 - Modes in Optical fiber - I

Lecture 24 - Modes in Optical fiber - I (Continued...)

Lecture 25 - Modes in Optical fiber - II

Lecture 26 - Dispersion in Fibers

Lecture 27 - Dispersion in Fibers (Continued...)

Lecture 28 - Wrapping up fiber parameters

Lecture 29 - System Design - I

Lecture 30 - Passive WDM components - I

Lecture 31 - Passive WDM components - II

Lecture 32 - Detection of light

Lecture 33 - Detection of light (Continued...)

Lecture 34 - Response time and Noise in Detectors

Lecture 35 - Noise in photodiodes - I Edit Lesson

Lecture 36 - Noise in photodiodes - II

Lecture 37 - Light sources - I

Lecture 38 - Light sources - II Edit Lesson

Lecture 39 - Semiconductor laser diodes

Lecture 40 - Optical communication:Pulse shape and BW

Lecture 41 - Power spectral density

Lecture 42 - Power spectral density (Continued...)

Lecture 43 - Advantage of coherent receiver

Lecture 44 - Dispersion induced limitations

Lecture 45 - Optical amplifiers - I

Lecture 46 - Optical amplifiers - II

Lecture 47 - Noise in optical amplifiers

Lecture 48 - Noise in optical amplifiers (Continued...)

Lecture 49 - ASE induced limitations

Lecture 50 - Determining BER in OOK system

Lecture 51 - BER determination

Lecture 52 - Eye diagram and Higher modulation techniques Edit Lesson

Lecture 53 - Higher modulation techniques (Continued...)

Lecture 54 - Optical OFDM