Home Appliance Intent Translation for Reliable Voice Control

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Solution Overview

Problem

Existing voice command systems fail to accurately interpret the intent of a user's command due to the lack of consideration for the characteristics of different home appliances, leading to erroneous transmissions and inefficient control.

Innovation Solution

A system that includes a display device and a server, capable of receiving a voice command, analyzing the intent, and converting it into a control command suitable for the specific home appliance, ensuring accurate and efficient operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If intent-based control is used for home appliances, then ease of operation is improved, but reliability deteriorates due to erroneous intent transmission

Engineering Contradiction:
Improveease of operationVSAvoidreliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces an intent analysis translator as an intermediary component that converts the first intent command (from display device) into a second intent command (suitable for home appliance). This translator acts as a mediator that ensures accurate transmission of user intent while adapting to the specific characteristics of different home appliance types, thereby maintaining reliability without compromising ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If universal NLP engine is provided for all home appliances, then adaptability is improved, but device complexity increases

Engineering Contradiction:
ImproveadaptabilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the intent processing functionality by introducing an intent analysis translator that is specifically configured for different types of home appliances. Instead of implementing a single complex universal NLP engine in all devices, the system divides the processing into: (1) display device that captures user intent, (2) translator that adapts intent to appliance-specific format, and (3) home appliance that executes commands. This segmentation reduces device complexity while maintaining adaptability across different appliance types.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12505835B2Home appliance and server
Publication Date: 2025.12.23 LG ELECTRONICS INC
  • US12505835B2 patent drawing
  • US12505835B2 patent drawing
  • US12505835B2 patent drawing

AI summary

A home appliance according to an embodiment of the present disclosure can include: a transceiver configured to perform communication with a display device and a server; and a processor configured to receive text data corresponding to a voice command uttered by a user from the display device through the transceiver, acquire an intent of the received text data, generate a first control command including a first intent command indicating the acquired intent, convert the first intent command included in the first control command into a second intent command suitable for the home appliance, generate a second control command including the converted second intent command, and perform an operation according to the generated second control command.