Patent ID: 7911373
Filing Date: 2011-03-22
Classification: F41G,G01S,H01Q

Abstract:
1. A radar system, comprising: a phased array antenna for transmission and reception of a focused radiation beam; a circuit for providing a signal to produce a radiation beam by the phased array antenna and to control the direction of the radiation beam; wherein said radar is adapted to be mounted on a missile and scan a selected area proceeding the direction of motion of the missile; wherein said phased array antenna comprises a plurality of linear arrays each having a row of radiators on an elongated surface and an internal circuit to control the radiation pattern produced by the row of radiators; and wherein said plurality of linear arrays are positioned one on top of another in one or more cascades with the row of radiators uncovered and facing upward, so that the row of radiators form a two dimensional array when viewed from above.