Detecting unwanted touch events on a user interface panel of a dishwashing appliance
AssigneeHaier US Appliance Solutions, Inc.
InventorsMaria Alejandra Contreras, Ricardo Alberto Aguiar, Jr.
Life of this patent
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Abstract
A method of operating a dishwashing appliance may include a step of recording an audio signal with a first microphone mounted to the sump. The method may also include a step of analyzing the audio signal recorded with the first microphone. The method may further include a step of determining an access position of the door based on the analyzed audio signal. The method may also include a step of directing the dishwashing appliance based on the determined access position of the door.
Claims18
A method of operating a dishwashing appliance comprising a cabinet defining a wash chamber, a door mounted to the cabinet to selectively restrict access to the wash chamber, a user interface panel mounted to the door, and a sump positioned outside of the wash chamber, the method comprising:
- recording an audio signal with a first microphone mounted to the sump;
- analyzing the audio signal recorded with the first microphone, wherein analyzing the audio signal comprises identifying audio characteristics indicative of an engagement sound from the user interface panel within the recorded audio signal;
- determining an access position of the door based on the analyzed audio signal;
- and
- directing the dishwashing appliance based on the determined access position of the door.
A dishwashing appliance comprising:
- a cabinet defining a wash chamber;
- a sump positioned outside of the wash chamber;
- a first microphone mounted to the sump;
- a door mounted to the cabinet to selectively restrict access to the wash chamber;
- a user interface panel mounted to the door;
- and
- a controller operable for:
- recording an audio signal with the first microphone;
- analyzing the audio signal recorded with the first microphone, wherein analyzing the audio signal comprises identifying audio characteristics indicative of an engagement sound from the user interface panel within the recorded audio signal;
- determining an access position of the door based on the analyzed audio signal;
- and
- directing the dishwashing appliance based on the determined access position of the door.
Dependencies are inferred from the claim text.