JPL's Wireless Communication Reference Website

Chapter: Analog and Digital Transmission
Section: Analog Modulation

Phase Modulation


Figure: Phasor Diagram for Narrowband PM with tonal modulation.

In the animation below, we demonstrate the phasor motion for PM with tonal modulation. The three blue phasor represent


Java Applet: Phasor diagram of a carrier with AM tone modulation.



JPL's Wireless Communication Reference Website Jean-Paul M.G. Linnartz, 1993, 1996.