Voice Assistant Learning for Improper Input Response

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Solution Overview

Problem

Existing voice assistant services lack effective mechanisms to handle improper user inputs and ensure privacy protection while providing personalized responses.

Innovation Solution

A voice assistant service model trained using machine learning, neural networks, or classification algorithms to analyze user inputs, determine the intent and slot information, and provide appropriate responses, with the option to learn from improper inputs through guide messages.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the voice assistant service model uses deep learning to improve understanding of user preferences, then the response accuracy is improved, but the complexity of the system increases

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

Solution Approach 1:

The voice assistant service model is divided into multiple independent modules including voice input processing, intent recognition, response generation, and feedback processing. Each module handles specific tasks separately, improving overall system accuracy while maintaining manageable complexity through modular architecture.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary processing of voice inputs by converting them to text and analyzing intent before generating responses. This preliminary action allows the system to prepare and structure data in advance, improving response accuracy while organizing complexity into distinct processing stages.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If the voice assistant service collects and processes user voice data for training, then the personalization capability is improved, but the privacy protection becomes more difficult

Engineering Contradiction:
Improvepersonalization capabilityVSAvoidprivacy risk
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The system extracts only the essential features and patterns from user voice data needed for training, rather than storing or processing complete raw voice recordings. This extraction approach enables personalization capability while minimizing privacy risks by removing unnecessary personal information.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system introduces an intermediary processing layer that anonymizes and aggregates user data before it is used for model training. This intermediary mechanism allows the system to learn user preferences for personalization while protecting individual privacy through data transformation and aggregation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If the voice assistant service provides comprehensive response operations for all user inputs, then the user engagement is improved, but the loss of time for processing increases

Engineering Contradiction:
Improveuser engagementVSAvoidprocessing time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system performs partial processing by identifying and responding only to the most critical and relevant components of user inputs, rather than comprehensively analyzing every aspect. This approach maintains high user engagement through timely responses while reducing processing time by focusing on essential elements.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The system maintains continuous learning and adaptation through feedback mechanisms, where each interaction continuously improves the model without requiring complete reprocessing. This continuous action enables comprehensive response capability over time while keeping individual processing times short through incremental learning.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentEP3997695B1Apparatus and method for providing voice assistant service
Publication Date: 2025.10.01 SAMSUNG ELECTRONICS CO LTD
  • EP3997695B1 patent drawingFigure 1A~1B
  • EP3997695B1 patent drawingFigure 2
  • EP3997695B1 patent drawingFigure 3

AI summary

Provided are an electronic device and method for providing a voice assistant service. The method, performed by the electronic device, of providing the voice assistant service includes: obtaining a voice of a user; obtaining voice analysis information of the voice of the user by inputting the voice of the user to a natural language understanding model; determining whether a response operation with respect to the voice of the user is performable, according to a preset criterion, based on the obtained voice analysis information; and based on the determining that the response operation is not performable, outputting a series of guide messages for learning the response operation related to the voice of the user.