In-cabin audio filtering
AssigneeCerence Operating Company
InventorsTim Haulick, Markus Buck
Life of this patent
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Abstract
A vehicle includes a cabin, an internal-loudspeaker set an external-microphone set, and a signal processor that filters a raw audio signal that has been received by the external-microphone set broadcasts the resulting filtered audio signal into the cabin using the internal-loudspeaker set.
Claims51
An apparatus comprising a vehicle configured for travel along a road, the vehicle comprising a cabin in which at least one occupant rides and an inbound audio channel, the inbound audio channel comprising an external-microphone set that includes one or more microphones disposed to receive a raw audio signal from outside the cabin and an internal-loudspeaker set that comprises one or more loudspeakers disposed to radiate sound into the cabin in response to the external-microphone set having received the raw audio signal.
A method comprising receiving a first audio signal from outside a vehicle's cabin and broadcasting a second audio signal into the vehicle's cabin via an inbound audio channel, the second audio signal comprising information contained in the first audio signal, wherein receiving the first audio signal comprises using an external-microphone set to receive the first audio signal, wherein broadcasting the second audio signal comprises using an internal-loudspeaker set to broadcast the second audio signal, wherein the internal-loudspeaker set comprises one or more loudspeakers positioned inside the cabin, and wherein the external-microphone set comprises one or more microphones that are outside the vehicle's cabin.
Dependencies are inferred from the claim text.