A detection grid was a type of sensor system. One particulary common type of detection grid was a Tachyon detection grid.
The Torothan overlords of a planet used an orbital detection grid which in fact turned out to contain a gap. (ENT: "Desert Crossing")
During the 22nd century, the Xindi used a detection grid as a method of detecting the presence of starships in the Azati Prime system. (ENT: "Azati Prime")
Another type of detection grid was used at Imperial Hall in the 24th century on Ilari. (VOY: "Warlord")
Types of detection grids Edit