在无线电频段表中，指从3GHZ至30GHZ的频率。习惯上把超高频的频率与超短波的波长相对应起来，泛指30兆赫以上的频率，例如超短波器件也可称为超高频器件。 In radio frequency band meter, the frequency from 3GHZ to 30GHZ. Ultra-high frequency (UHF) is customarily correlated with the wavelength of UHF. Ultra-high frequency (UHF) devices can also be called UHF devices.