Owner SAAB AB

Inventors Hellberg, Daniel

Agent Pizzeys

Pub. Number AU-B-2008244292

PCT Pub. Number WO2008/132141

Priority 07106911.6 25.04.07 EP

Filing date 24 April 2008

Wipo publication date 6 November 2008

Acceptance publication date 8 March 2012

G01S 3/42 (2006.01) Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received

H01Q 1/28 (2006.01) Details of, or arrangements associated with, aerials

H01Q 1/32 (2006.01) Details of, or arrangements associated with, aerials - Adaptation for use in or on road or rail vehicles

H01Q 1/34 (2006.01) Details of, or arrangements associated with, aerials

H01Q 3/08 (2006.01) Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system - for varying two co-ordinates of the orientation

H01Q 19/12 (2006.01) Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic