Electronic Device Virtual Assistant Sound Matching by Voice Detection

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Solution Overview

Problem

Existing electronic devices with virtual assistants often output sound at levels that differ from the user's intended or desired level, requiring manual adjustments and consuming additional computational resources.

Innovation Solution

An electronic device adjusts its output sound level based on a user command and a determined sound level of a reference input, such as the user's voice or ambient noise, to align with the user's preferred sound level.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the electronic device outputs sound at a high output sound level, then the user can comprehend the response in loud environments, but the user might be discomforted or the quiet environment might be disturbed

Engineering Contradiction:
Improvecomprehensibility of responseVSAvoiduser discomfort or environmental disturbance
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system uses feedback by analyzing the sound level of the user's voice command and adjusting the output sound level accordingly. The processor determines the sound level of the received voice command and sets the output sound level based on this determination, creating a feedback loop that adapts the output to match the user's vocal characteristics and environment.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs self-service by automatically adjusting its own output sound level without requiring manual user intervention. The processor autonomously analyzes the user's voice command sound level and configures the appropriate output sound level, eliminating the need for separate volume adjustment operations.

Inventive Principle:
Principle #25Self-service

2Object-affected harmful factors

If the electronic device outputs sound at a low output sound level, then the user comfort is maintained in quiet environments, but the user might be unable to comprehend the response in loud environments

Engineering Contradiction:
Improveuser comfortVSAvoidcomprehensibility of response
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The system uses feedback by analyzing the sound level of the user's voice command and adjusting the output sound level accordingly. The processor determines the sound level of the received voice command and sets the output sound level based on this determination, creating a feedback loop that adapts the output to match the user's vocal characteristics and environment.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system applies dynamics by making the output sound level adjustable and adaptive rather than fixed. The processor dynamically configures the output sound level based on the analyzed sound level of the user's voice command, allowing the system to adapt to different environmental conditions and user preferences.

Inventive Principle:
Principle #15Dynamics

3Measurement precision

If the user manually adjusts the output sound level by providing additional user commands, then the output sound level can be adjusted to the intended level, but additional computational resources of the electronic device are consumed

Engineering Contradiction:
Improveaccuracy of output sound levelVSAvoidcomputational resources
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The system performs self-service by automatically adjusting its own output sound level without requiring manual user intervention. The processor autonomously analyzes the user's voice command sound level and configures the appropriate output sound level, eliminating the need for separate volume adjustment operations and reducing computational resource consumption.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs preliminary action by pre-analyzing the sound level of the user's voice command and proactively setting the appropriate output sound level before the user needs to make adjustments. This preliminary configuration prevents the need for subsequent manual adjustment operations.

Inventive Principle:
Principle #10Preliminary action

4Ease of operation

If the user provides a user command that includes a specific request to adjust the output sound level to a specific delineated output sound level, then the output sound level can be adjusted, but the set output sound level might be different than the intended sound level of the user

Engineering Contradiction:
Improveability to adjust output sound levelVSAvoidaccuracy of intended sound level
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system uses feedback by analyzing the sound level of the user's voice command and adjusting the output sound level accordingly. The processor determines the sound level of the received voice command and sets the output sound level based on this determination, creating a feedback loop that adapts the output to match the user's vocal characteristics and environment.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system replaces the mechanical system of manual volume button pressing or slider adjustment with an acoustic analysis mechanism. The processor analyzes the acoustic properties of the user's voice command and automatically configures the output sound level, substituting physical interaction with acoustic field analysis.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This method accurately sets the output sound level, reducing the need for manual adjustments and conserving computational resources by ensuring the sound output aligns more closely with the user's intended level.

Implementation Method 1

determine a sound level of the reference sound input

Methodology Applied
Scientific EffectSound level detection: Acoustics

Data Source

PatentUS12399676B2Electronic device having a virtual assistant for adjusting an output sound level of the electronic device based on a determined sound level of a reference sound input
Publication Date: 2025.08.26 ACTU8 LLC
  • US12399676B2 patent drawing
  • US12399676B2 patent drawing
  • US12399676B2 patent drawing

AI summary

An electronic device may include a memory configured to store instructions; and a processor configured to execute the instructions to: receive a user command for a virtual assistant application of the electronic device to set an output sound level of the electronic device; receive a reference sound input based on the user command; determine a sound level of the reference sound input; and set the output sound level of the electronic device based on the determined sound level of the reference sound input.