Motor vehicle external microphone, motor vehicle roof antenna and motor vehicle with at least one motor vehicle exterior microphone and method for operating a motor vehicle exterior microphone

摘要

The invention relates to a motor vehicle exterior microphone (11) having at least one microphone unit (12) which has a microphone capsule (16) arranged in a microphone housing (14), wherein the microphone housing (14) has at least one microphone opening (18), whereby an acoustic channel ( 24) between the at least one microphone opening (18) and the microphone capsule is formed, wherein the motor vehicle external microphone (11) comprises a switching device (30) which is adapted to release the at least one microphone opening (18) in an activated state of the motor vehicle external microphone (11) and to close in a deactivated state of the motor vehicle external microphone (11). The invention further relates to a motor vehicle roof antenna (10) and a motor vehicle with such a motor vehicle exterior microphone (11). Finally, the invention relates to a method for operating such a motor vehicle exterior microphone (11).