One Usenet Poster
September 18th 03, 02:55 PM
Hobo wrote:
> Many people claim that by emitting pulsed, pseudo-random noise across a
> spectrum radars can be made nearly invisible to detection. Is this true?
> Even if the low detection claims are true, are there any drawbacks to
> this method?
>
> TIA
Yes, it is true. I wouldn't call it pseudo-random noise, just
pseudo-random modulation. Even these radars will have a band-limited
spectrum.
Since the waveform is not coherent, you are limited to noncoherent pulse
integration and you couldn't use pulse-Doppler processing.
OUP
> Many people claim that by emitting pulsed, pseudo-random noise across a
> spectrum radars can be made nearly invisible to detection. Is this true?
> Even if the low detection claims are true, are there any drawbacks to
> this method?
>
> TIA
Yes, it is true. I wouldn't call it pseudo-random noise, just
pseudo-random modulation. Even these radars will have a band-limited
spectrum.
Since the waveform is not coherent, you are limited to noncoherent pulse
integration and you couldn't use pulse-Doppler processing.
OUP