They generally use synthetic aperture radar, which limits them to relatively static targets, normally terrain.

A synthetic aperture ground mapping radar enables the pilot to locate targets in poor visibility conditions.

Its synthetic aperture radar has a resolution of 3m-50m.

It would have had synthetic aperture radar, electro-optical and infrared detection instrumentation.

The name "synthetic aperture radar" came from the method used to overcome the setup's main weakness.

This was the first use of synthetic aperture radar on Venus.

"The best info we'll get is from our synthetic aperture radar or from a Striker video link."

Goldstein began work in the mid 1980s on topographical mapping techniques using synthetic aperture radar.

It will be equipped with synthetic aperture radar to take high resolution images of the target region.

Thermal infrared signals for the launch phase, synthetic aperture radar after that.