| 摘要 |
A radar circuit for controlling a radar antenna in a vehicle comprises an antenna connection for connection of a radar antenna, a transmitting and receiving circuit for transmission and reception of a radar signal, wherein the transmitting and receiving circuit is connected to the antenna connection. A test circuit is provided, wherein the test circuit is likewise connected to the antenna circuit, and the test circuit is designed to use a test signal to test whether a radar antenna is functionally correct connected. |
