AI Learning Models for Home Appliance Trouble Detection

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Solution Overview

Problem

Existing rule-based smart systems for diagnosing home appliance troubles are inefficient and lack the accuracy and adaptability provided by AI technology, leading to user inconvenience and potential equipment failures.

Innovation Solution

A data learning server that generates and updates a learning model using product and operation information from home appliances, enabling accurate diagnosis of appliance troubles through AI, and communicates this information to both the appliance and user terminals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If rule-based smart systems are used for diagnosing home appliance troubles, then the system structure is simple and easy to implement, but the diagnosis accuracy and adaptability are insufficient

Engineering Contradiction:
Improvediagnosis accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces rule-based diagnostic systems with AI-based machine learning systems. The server collects operation information from home appliances and uses trained learning models to diagnose troubles, substituting the mechanical rule-based approach with intelligent algorithms that continuously learn from data, thereby significantly improving diagnosis accuracy while managing system complexity through modular architecture.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent transforms the diagnostic approach by changing from fixed rule parameters to dynamic learning parameters. The system collects multiple types of operation information (temperature, pressure, current, vibration) and uses these varying parameters as inputs to the learning model, allowing the diagnosis system to adapt to different appliance states and improve accuracy through data-driven parameter analysis.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If AI technology is introduced to improve diagnosis accuracy, then the recognition rate and understanding of user taste increase, but the device complexity and implementation difficulty increase

Engineering Contradiction:
Improvetrouble diagnosis reliabilityVSAvoidsystem implementation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the AI-based diagnostic system into distinct functional modules: an information collection unit that gathers operation data from appliances, a server unit that trains and stores learning models, and a diagnosis unit that applies models to detect troubles. This segmentation reduces implementation complexity by allowing each module to be developed and maintained independently while ensuring reliable diagnosis through coordinated operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a server as an intermediary between home appliances and users. The server collects operation information from multiple appliances, trains learning models using aggregated data, and provides diagnostic services to both appliances and users. This intermediary approach distributes system complexity to the server infrastructure while keeping individual appliances simple, thereby improving overall reliability without burdening end devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If continuous learning model updates are performed using operation information, then the adaptability and detection precision improve, but the loss of time for data processing and model training increases

Engineering Contradiction:
Improvetrouble detection adaptabilityVSAvoidmodel training time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent implements preliminary action by continuously collecting and storing operation information from home appliances in the server's database. Instead of processing data in real-time when diagnosis is needed, the system pre-processes and accumulates training data over time, allowing learning models to be trained on comprehensive datasets without delaying actual diagnostic operations, thus improving adaptability while minimizing time loss during critical moments.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent ensures continuous useful action by maintaining ongoing data collection from appliances and continuous model training on the server. The learning models are repeatedly trained with new operation information, continuously improving detection adaptability. This continuous process transforms what could be time-consuming batch processing into an ongoing background operation that enhances system intelligence without interrupting normal appliance operation or diagnosis services.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentEP3657428B1Data learning server, and method for generating and using learning model thereof
Publication Date: 2026.01.07 SAMSUNG ELECTRONICS CO LTD
  • EP3657428B1 patent drawingFigure 1A
  • EP3657428B1 patent drawingFigure 1B
  • EP3657428B1 patent drawingFigure 2A

AI summary

Disclosed is a data learning server according to an embodiment. The data learning server includes a communicator configured to be communicable with an external device, a learning data acquisition unit configured to acquire production information of a home appliance and operation information using the communicator, a model learning unit configured to generate or update a learning model using the product information and the operation information, and a storage configured to store a learning model trained to estimate a new trouble detection pattern related to the trouble item as a result of the generating or updating learning model. Various embodiments are available. The data learning server may estimate a new trouble detection pattern related to a trouble of a home appliance using rule-based or AI algorithm. When estimating a region of interest using the AI algorithm, the data learning server may use machine learning, neural network, or deep learning algorithm.