A household appliance includes a control device configured to carry out a treatment program from a plurality of treatment programs, each of the plurality of treatment programs being determined by a plurality of program parameters. An output unit outputs a feedback survey in accordance with a feedback cycle to a user of the household appliance, and an adjustment unit adjusts a content of the feedback survey depending on a user feedback detected.

A household dishwasher includes a washing compartment receiving items to be washed, a control device configured to carry out a washing program selected from a number of washing programs for washing the items to be washed in the washing compartment, an optical sensor configured to acquire an optical sensor signal of the items to be washed in the washing compartment, and an evaluation unit configured to identify a drying state of the items to be washed in the washing compartment as a function of the acquired optical sensor signal.

A method of controlling a dishwasher including a tub, at least one spray nozzle, a rack, and a microphone, includes: spraying, by the at least one spray nozzle, washing water while the at least one spray nozzle is rotating, analyzing a characteristic of a sound wave input to the microphone, the sound wave being generated based on the washing water colliding with one or more washing targets in the tub, determining whether a washing target made of a set material is present among the one or more washing targets based on the analyzed characteristic, determining, based on determining that the washing target made of the set material is present, a location in which the washing target made of the set material is present according to the analyzed characteristic, and reducing an amount of impact applied to the washing target made of the set material by the washing water.

A method of controlling a dishwasher includes: linking the dishwasher to an air quality detection device provided at an outside of the dishwasher, receiving information regarding activation of an auto open door (AOD) function of the dishwasher, determining whether a quality of indoor air input from the air quality detection device is within a set range, based on determining that the quality of the indoor air deviates from the set range, recommending a user of the dishwasher to deactivate the AOD function of the dishwasher, maintaining or deactivating the AOD function of the dishwasher based on a command input from the user, and washing a washing target in the dishwasher.

A chair device, a mattress device, and a propping device are provided. The chair device includes a support stand, a seat module disposed above the support stand, a connection module disposed at one side of the seat module, a back support module connected to the connection module and disposed at one side of the seat module, a first pressure adjustment module disposed in the seat module, a second pressure adjustment module disposed in the back support module, a first pressure sensing module disposed in the seat module, a second pressure sensing module disposed in the back support module, and a control module. The control module adjusts the first pressure adjustment module according to first sensed pressure signals from the first pressure sensing module, and adjusts the second pressure adjustment module according to second sensed pressure signals from the second pressure sensing module.

A dish washing machine communication system including a dish washing machine including a housing having a wash space therein, with the dish washing machine including a dish washing machine SMS messaging system, and a remote communicator with a remote communicator SMS messaging system, with the remote communicator being physically separate from the dish washing machine. The remote communicator SMS messaging system of the remote communicator sends instructions and/or requests for information to the dish washing machine SMS messaging system of the dish washing machine in text format. The dish washing machine SMS messaging system of the dish washing machine sends information in response to the requests for information or automatic alerts to the remote communicator SMS messaging system of the remote communicator in text format.

A dishwasher appliance having a camera assembly. The dishwasher appliance is configured for obtaining an image of the door, determining the position of the door relative to a tub of the appliance; and using the position of the door in one or more dishwashing operations.

System and method for providing visual-aided placement recommendation includes obtaining images of a rack configured to hold objects inside a chamber, placement of the plurality of objects on the rack being subject to preset constraints corresponding to characteristics of respective objects of the plurality of objects relative to physical parameters of respective locations on the rack; analyzing the images to determine whether the preset constraints have been violated by placement of objects on the rack; and in accordance with a determination that at least one preset constraint has been violated, generating a first output providing a guidance on proper placement of the first object on the rack that complies with the one or more preset constraints, in accordance with the physical characteristics of the first object relative to the physical parameters of the respective locations on the rack, taking into account of other objects already placed on the rack.

Disclosed herein is a chemical dosing system for an appliance, such as a laundry washing machine or a dishwashing machine, having a water inlet, the system comprising a meter for determining the volume of water supplied to the appliance, a pump for dispensing a quantity of a chemical to the appliance and a control unit arranged to receive a signal from the meter and to cause to be dispensed to the appliance a volume of chemical that is proportional to the quantity of water supplied to the appliance. The disclosed system may enable a correct quantity of chemical to be automatically dispensed to many types of appliance, without the need to know anything about the appliance, or to derive electrical signal from the appliance.

In a method for operating a dishwasher, in particular a domestic dishwasher, items to be washed arranged in an interior of the dishwasher are washed during a wash program. A quantity of a specific gas in the interior is determined during the wash program, and a hygiene program is started and/or a notification is outputted to a user of the dishwasher relating to a start of the hygiene program as a function of the determined quantity of the specific gas.