Amplitude modulation
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What is AM?
Amplitude Modulation is the done by modulating the Amplitude of an sinoid Carrier signal. The Carrier Signal has usually a higher Frequency than the modulating signal.
An Example
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Carrier Signal in frequency domain (to be added) |
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Modulating Signal in frequency domain (to be added) |
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AM Signal in frequency domain (to be added) |
special kinds of AM
- DSSC, double side band supressed carrier
- SSB, single side band
- residual sideband modulation (modulation used for analog TV applications)
- QAM