Washing machine

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Solution Overview

Problem

Conventional washing machines provide laundry courses that do not consider individual user preferences and situations, leading to suboptimal washing experiences as users have diverse needs based on their activities and preferences.

Innovation Solution

A washing machine equipped with a reinforcement learning model that collects user data on laundry patterns and context information to recommend personalized laundry courses, using feedback to adjust and optimize the recommended courses.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If laundry courses are provided by manufacturer according to type of laundry and washing time, then the washing machine can perform basic washing functions, but it cannot satisfy the diverse requirements of various users based on their individual preferences and situations

Engineering Contradiction:
Improveadaptability to user preferencesVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The washing machine performs self-learning by automatically collecting user feedback on laundry courses and using reinforcement learning to autonomously generate personalized laundry patterns for different users, eliminating the need for manual programming or complex configuration interfaces

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system collects feedback information from users about their satisfaction with recommended laundry courses and uses this feedback to continuously optimize and update the reinforcement learning model, enabling the system to adapt to individual user preferences over time

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If the same laundry course is recommended to all users, then the system operation is simple, but it does not consider individual user preferences and situations leading to suboptimal washing experiences

Engineering Contradiction:
Improvepersonalization capabilityVSAvoidlearning time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The washing machine proactively recommends laundry courses to users based on preliminary analysis of their past feedback and usage patterns, rather than waiting for users to manually configure settings or for the system to learn through extensive trial-and-error periods

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system automatically generates personalized laundry patterns for each user by self-learning from collected feedback data, eliminating the need for users to spend time configuring preferences manually

Inventive Principle:
Principle #25Self-service

3Ease of operation

If reinforcement learning model is used to recommend personalized laundry courses, then user satisfaction is improved, but device complexity increases

Engineering Contradiction:
Improveuser satisfactionVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The washing machine autonomously performs data collection, feedback analysis, and model training operations without requiring user intervention or external computational resources, managing the complexity internally while maintaining simplicity for the user

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The reinforcement learning model serves multiple functions including collecting user feedback, analyzing usage patterns, generating personalized laundry patterns, and recommending optimal laundry courses, consolidating multiple complex functions into a single integrated system

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

Data Source

PatentUS11384464B2Washing machine
Publication Date: 2022.07.12 LG ELECTRONICS INC
  • US11384464B2 patent drawing
  • US11384464B2 patent drawing
  • US11384464B2 patent drawing

AI summary

Disclosed herein is a washing machine including a first data acquirer configured to collect data related to a laundry pattern of a user, a second data acquirer configured to collect data related to context information, and a processor configured to provide the laundry pattern of the user and the context information to a reinforcement learning model as an environment and to train the reinforcement learning model using feedback of the user on a recommended laundry course when the reinforcement learning model recommends the laundry course.