Group Velocity Delay (GVD)

The dispersion resulting from wavelength dependence in the propagation of light, which tends to spread out or delay the light depending on color. The group velocity delay (GVD), typical units are [ps2/km], is group delay dispersion as a function of length.


Related Terms: Group Delay Dispersion (GDD), Group Index and Velocity, Group Velocity Delay (GVD), Second Order Dispersion