Moodle_5.pptx - Moodle 5 Amplitude Modulation INTRODUCTION Modulation is a way of placing message over a carrier for transmission It involves

Moodle_5.pptx - Moodle 5 Amplitude Modulation INTRODUCTION...

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Moodle 5 Amplitude Modulation
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Types of Modulation Amplitude Modulation In amplitude modulation the amplitude of the carrier is varied according to the baseband signal keeping its frequency and phase constant. Frequency Modulation In frequency modulation the frequency of the carrier is varied according to the baseband signal keeping its amplitude and phase constant. Phase Modulation In phase modulation the phase of the carrier is varied according to the baseband signal keeping its amplitude and frequency constant.
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Modulator Demodulator Baseband Signal with frequency fm (Modulating Signal) Bandpass Signal with frequency fc (Modulated Signal) Channel Original Signal with frequency fm Source Sink
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