US 12,253,625 B2
Vehicle target with panels for avoiding radar reflections inside the car target
Reinhard Hafellner, Spielberg (AT); and Martin Fritz, Kobenz (AT)
Assigned to 4ACTIVESYSTEMS GMBH, Traboch (AT)
Appl. No. 17/434,742
Filed by 4ACTIVESYSTEMS GMBH, Traboch (AT)
PCT Filed Mar. 2, 2020, PCT No. PCT/EP2020/055470
§ 371(c)(1), (2) Date Aug. 28, 2021,
PCT Pub. No. WO2020/178252, PCT Pub. Date Sep. 10, 2020.
Claims priority of provisional application 62/813,316, filed on Mar. 4, 2019.
Prior Publication US 2022/0128653 A1, Apr. 28, 2022
Int. Cl. G01S 7/40 (2006.01); G01S 13/931 (2020.01)
CPC G01S 7/40 (2013.01) [G01S 13/931 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A vehicle target for testing sensors of vehicle driver assistant systems, the vehicle target comprising:
an outer skin defining an outer geometry of the vehicle target, wherein the outer skin at least partially surrounds an inner volume,
at least one panel comprising a basic body and a radar absorbing or reflecting layer attached to the basic body,
wherein the at least one panel is mounted to the outer skin such that the radar absorbing or reflecting layer has an offset with respect to the outer skin in a direction to the inner volume,
wherein an outer surface of the at least one panel is arranged with structures configured to reduce reflection of radar waves.