Patent ID: 11937701
Assignee: SLEEP NUMBER CORPORATION
Field: Furniture, games (Other fields)
Classification: CPC A  G | IPC A  G

Claim 0:
1. A method of controlling an air controller configured to draw air from an air distribution layer for a mattress and supply conditioned air to the air distribution layer, the method comprising:
providing the air controller comprising:
a reversible fan; and
a heating element;

controlling the air controller in a first mode by operating the reversible fan to circulate air through the air distribution layer according to a first mode setting specified by a user;
determining that the user exits the mattress;
based on determining that the user has exited the mattress, controlling the air controller to automatically switch from the first mode to a refresh mode by operating the reversible fan at a predetermined refresh mode setting that is different from the first mode setting to cause air to circulate through the air distribution layer for a predetermined period of time;
based on the first mode being a heating mode, controlling the air controller in the heating mode whereby the heating element is operated to heat air and the fan is operated to move the heated air to the air distribution layer;
determining that the user is on the mattress, wherein the air controller is operated in a cooling mode or the heating mode while the user is determined to be on the mattress;
determining that the user is not on the mattress, wherein the air controller is operated in the refresh mode while the user is determined to be not on the mattress;
wherein, in the refresh mode, the reversible fan is operated in a direction reverse to a direction of operating the reversible fan in the first mode; and
wherein the heating element is not operated in the refresh mode.