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US 2013/0211828 A1Published application
Speech processing responsive to active noise control microphones
AssigneeGeneral Motors Corporation
InventorsJesse T. Gratke, Nathan D. Ampunan, Gary M. Buch, Bassam S. Shahmurad, Douglas C. Martin
Life of this patent
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Abstract
Speech processing for a vehicle, including receiving speech from a user via at least one speech microphone that converts the speech into a speech signal, receiving vehicle noise via at least one active noise control microphone that converts the noise into a vehicle noise signal, and processing the speech signal in response to the vehicle noise signal to reduce vehicle noise in the speech signal.
Claims18
A speech processing system for a vehicle, comprising:
- at least one speech microphone that converts user speech into speech signals;
- at least one active noise control microphone that converts vehicle noise into vehicle noise signals;
- and
- a controller in communication with the microphones to process the speech signal in response to the vehicle noise signal to reduce vehicle noise in the speech signal.
1 more element
A method of speech processing for a vehicle, comprising:
- (a) receiving speech from a user via at least one speech microphone that converts the speech into a speech signal;
- (b) receiving vehicle noise via at least one active noise control microphone that converts the noise into a vehicle noise signal;
- and
- (c) processing the speech signal in response to the vehicle noise signal to reduce vehicle noise in the speech signal.
1 more element
Dependencies are inferred from the claim text.