Adaptive Volume Control Using Machine Learning

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Solution Overview

Problem

Users often experience annoyance and disruption in their media consumption due to the frequent need to adjust audio volume levels in response to varying audio characteristics, such as loud sound effects or music, during content playback.

Innovation Solution

A media output device equipped with a machine learning model that analyzes user volume adjustments and maps them to audio characteristics, allowing the device to dynamically adjust the volume settings based on trained preferences, thereby reducing the need for manual adjustments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual volume adjustment is used to control audio output, then the user can precisely control the volume level, but the user experience is disrupted by frequent manual adjustments

Engineering Contradiction:
Improvevolume control convenienceVSAvoidtime spent on repeated volume adjustments
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system performs self-service by automatically analyzing audio characteristics and adjusting volume without user intervention. The media output device monitors audio content in real-time, identifies loud segments, and autonomously modifies volume levels, eliminating the need for manual user adjustments while maintaining optimal listening levels.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements feedback by continuously monitoring user manual volume adjustments and using this information to train a machine learning model. The model learns from user behavior patterns and audio characteristics, then applies this knowledge to automatically adjust volume, creating a closed-loop system that improves over time through user interaction feedback.

Inventive Principle:
Principle #23Feedback

2Extent of automation

If automatic volume control is implemented, then the frequency of manual adjustments is reduced, but the device complexity increases due to machine learning model training

Engineering Contradiction:
Improveautomatic volume adjustment capabilityVSAvoidcomplexity of machine learning model training and processing
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The system performs preliminary action by training the machine learning model in advance using historical user adjustment data and audio characteristics. Once trained, the model is ready to automatically analyze new audio content and make volume adjustments without requiring real-time complex processing, shifting the computational burden to an offline training phase.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies dynamics by making the volume control adaptive and evolving over time. The machine learning model continuously learns from new user interactions and audio content, dynamically adjusting its parameters and decision-making logic to improve automatic volume control performance, transforming a static system into a dynamic, self-improving system.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240292064A1Adaptive volume control for media output devices and systems
Publication Date: 2024.08.29 DISH NETWORK LLC
  • US20240292064A1 patent drawing
  • US20240292064A1 patent drawing
  • US20240292064A1 patent drawing

AI summary

Various arrangements for performing dynamic volume control are provided. Audio characteristics of audio content being output to a user may be identified. Adjustments made to an audio volume setting by the user while the audio content is being output to the user can be monitored. A machine learning model can be trained based on the adjustments made to the audio volume setting by the user that are mapped with the audio characteristics of the audio content. After the machine learning model is trained, the audio volume setting can be adjusted based at least in part on the trained machine learning model analyzing audio content.