L-2 | Electromagnetic Spectrum | Microwave and 5G Frequency Bands | Optical Spectrum | mmWave Bands

This is Lecture 2 of Electronic Communication Systems Series and describes about the following contents:-
1. Terminologies in Communication Systems : frequency, wavelength, spectrum, bandwidth and channel bandwidth.
2. Electromagnetic Spectrum
3. Radio Frequency Band Applications
4. Wireless Services/Terminals Frequency Bands
5. 5G Communication Frequency Bands
6. The Optical Spectrum

The contents of Lecture 2 is prepared with the help of following books:-
[1] A.R. Harish & M. Sachidananda, “Antennas and Wave Propagation,” Oxford University Press, 2007
[2] D.M. Pozar, “Microwave Engineering,” John Wiley & Sons, Inc., Hoboken, NJ, 2012
[3] L.E. Frenzel Jr., “Principles of Electronic Communication Systems,” McGraw Hill Education, NY, 2012
[4]G. Kennedy, B.Davis, S.R.M. Prasanna, “Kennedys’s Electronic Communication Systems,” McGraw Hill Education, New Delhi, 2012