US 12,015,188 B2
Radar antenna assembly for a vehicle, vehicle, and method for producing a radar antenna assembly
Heiko Kurz, Hannover (DE); Hanjo Rhee, Berlin (DE); Stephan Kremers, Heinsberg (DE); and Peter Stratmann, Ravensburg (DE)
Assigned to Volkswagen Aktiengesellschaft, Wolfsburg (DE); and Fujikura Technology Europe Gmbh, Frankfurt (DE)
Appl. No. 17/616,619
Filed by VOLKSWAGEN AKTIENGESELLSCHAFT, Wolfsburg (DE); SICOYA GMBH, Berlin (DE); and FUJIKURA TECHNOLOGY EUROPE GMBH, Frankfurt am Main (DE)
PCT Filed May 28, 2020, PCT No. PCT/EP2020/064903
§ 371(c)(1), (2) Date Dec. 3, 2021,
PCT Pub. No. WO2020/245033, PCT Pub. Date Dec. 10, 2020.
Claims priority of application No. 102019114883.9 (DE), filed on Jun. 3, 2019.
Prior Publication US 2022/0231402 A1, Jul. 21, 2022
Int. Cl. H01Q 1/12 (2006.01); G01S 7/03 (2006.01); G01S 13/931 (2020.01); H01Q 1/32 (2006.01); H01Q 1/40 (2006.01)
CPC H01Q 1/1271 (2013.01) [G01S 7/03 (2013.01); G01S 13/931 (2013.01); H01Q 1/3233 (2013.01); H01Q 1/40 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A radar antenna assembly for a vehicle, comprising:
a compound window pane; and
at least one radar device configured to communicate radar beams, the at least one radar device comprising a respective antenna unit and a respective amplifier unit for each radar device, each antenna unit being configured in the compound window pane, and each amplifier unit being configured on a surface of the compound window pane, wherein each antenna unit and amplifier unit are spatially separated from each other, and electrically coupled to each other via a connecting element arranged in the compound window pane,
wherein each amplifier unit is configured to provide an electrical driver signal for the antenna unit and/or to receive an electrical echo signal from the antenna unit.