Radar sensor, motor vehicle and method for producing a radar sensor
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United States of America Patent
Stats
-
Sep 12, 2023
Grant Date -
Jul 30, 2020
app pub date -
Jan 23, 2020
filing date -
Jan 24, 2019
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Radar sensor, having an antenna assembly and a monolithic microwave integrated circuit that is arranged on a circuit board of the radar sensor and comprises at least one antenna connection that is to be connected to the antenna assembly, in particular is implemented in a ball grid, provides radar signals to be emitted, which can be generated by the microwave circuit, or accepts received radar signals from the antenna assembly, the connection of the antenna connection to the antenna assembly being formed at least in part by a waveguide, wherein, for connecting the at least one antenna connection to the waveguide designed as a wave duct, the circuit board comprises, at the position of the antenna connection, a through-opening leading to the side of the circuit board opposite the microwave circuit, through which the antenna connection is connected to a radiation element projecting into the waveguide arranged on the opposite side of the circuit board at the position of the antenna connection.
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