UNIT 1:
SSB Generation – Filter, Phase Shift and Third Methods
VSB Generation – Filter Method, Hilbert Transform, Pre-envelope & complex envelope
comparison of different AM techniques
AM Generation – Square law and Switching modulator
SSB Generation – Filter, Phase Shift and Third Methods
Amplitude Modulation- DSBSC, DSBFC
Spectra, Power relations and Bandwidth
UNIT 2:
Phase and frequency modulation
Narrow Band and Wide band FM
Spectra, Power relations and Transmission Bandwidth
FM modulation –Direct and Indirect methods
FM Demodulation – FM to AM conversion
UNIT 3:
Mean, Correlation & Covariance functions
Transmission of a Random Process Through a LTI filter
UNIT 4:
Noise sources – Noise figure
noise temperature and noise bandwidth
Noise in cascaded systems
Noise sources – Noise figure
Pre-emphasis and de- emphasis for FM
Noise performance analysis in AM & FM systems
UNIT 5:
Uniform & non-uniform quantization