Household Appliance User Interface Personalization for Multi-User Operation

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Solution Overview

Problem

Household appliances with user interfaces are often operated by multiple users, leading to intuitive differences and increased complexity, resulting in a higher likelihood of errors due to varying usage habits and preferences.

Innovation Solution

A method that registers user-specific usage actions to provide a customized control surface, prioritizing frequent actions, offering favorite programs, and providing user-specific tips and error notifications, thereby improving operation efficiency and reducing errors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single user interface is used for multiple users, then the device complexity is reduced, but the ease of operation deteriorates due to varying user preferences and habits

Engineering Contradiction:
Improveuser interface complexityVSAvoidoperation intuitiveness
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The user interface dynamically adapts its configuration based on the detected user. The control surface automatically reconfigures to present different arrangements of control elements, displayed programs, and information prioritization according to each user's registered preferences and usage patterns, making the interface flexible rather than static

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system automatically detects which user is operating the appliance and self-configures the user interface accordingly without requiring manual setup. The control surface retrieves stored user profiles and automatically adjusts the display and control element arrangement to match the detected user's preferences

Inventive Principle:
Principle #25Self-service

2Ease of operation

If the user interface is customized for each user, then the ease of operation is improved, but the device complexity increases due to multiple control configurations

Engineering Contradiction:
Improveoperation intuitivenessVSAvoidcontrol surface configuration
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

User preferences and interface configurations are registered and stored in advance during initial use or setup phases. The system pre-processes user behavior patterns and stores control element arrangement preferences, enabling rapid automatic configuration when a user returns, avoiding real-time complexity

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

A single control surface hardware unit serves multiple users by dynamically reconfiguring its software interface. The same physical display and control elements are universally utilized for different users through software-based reconfiguration, eliminating the need for multiple separate control surfaces

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Productivity

If frequent usage actions are prioritized in the control surface, then the productivity is improved, but the device complexity increases due to adaptive algorithms

Engineering Contradiction:
Improveoperation efficiencyVSAvoidadaptive control system
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system registers and analyzes user usage patterns during an initial period to identify frequently used programs and control actions. This preliminary analysis enables the system to pre-arrange control elements and prioritize displayed information according to actual usage frequency, optimizing the interface for the user's most common tasks

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The control surface dynamically changes parameters such as control element position, display content priority, and information hierarchy based on registered usage frequency. Frequently used functions are assigned more prominent positions and easier access, while less used functions are relegated to secondary positions, optimizing the interface for common operations

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11287941B2Method for operating a household appliance and household appliance
Publication Date: 2022.03.29 BSH HAUSGERATE GMBH
  • US11287941B2 patent drawing
  • US11287941B2 patent drawing
  • US11287941B2 patent drawing

AI summary

In a method for operating a household appliance having a user interface for operation of the household appliance by a plurality of users, a number of predetermined usage actions of a particular user of the plurality of users when operating the household appliance is registered in a user-specific manner, and a user-specific control surface is provided by way of the user interface for the particular user on the basis of the usage actions of the particular user as registered in a user-specific manner.