Personalized EQ Playback Using Pre-Processed Audio Profiles
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Solution Overview
Problem
Conventional audio playback systems require frequent manual adjustments of equalization settings due to varying audio characteristics across different media sources and genres, leading to an inconsistent listening experience.
Innovation Solution
The implementation of a neural network-based system that dynamically adjusts audio playback settings, such as equalization and volume, in real-time by analyzing audio signals and applying filters like low-shelf, peaking, and high-shelf filters, with smoothing techniques to avoid perceptible changes, and utilizes pre-processed profile information to optimize playback for specific content.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual adjustments of equalization settings are made for different media sources and genres, then audio quality can be optimized for specific content, but user convenience deteriorates due to frequent manual adjustments
Solution Approach 1:
The system automatically analyzes audio characteristics of incoming media and adjusts equalization settings without user intervention. The media processing unit performs real-time analysis of audio signals and dynamically modifies playback settings based on detected characteristics, enabling the system to serve itself rather than requiring manual user adjustments for different content types
Solution Approach 2:
The equalization settings are made dynamic rather than static, allowing the system to continuously adapt playback parameters based on real-time audio analysis. The media processing unit dynamically modifies equalization curves in response to changing audio characteristics across different media sources and genres, providing optimized audio quality without manual intervention
2Adaptability or versatility
If dynamic adjustment of playback settings is implemented, then adaptability to different media sources improves, but device complexity increases due to real-time analysis requirements
Solution Approach 1:
The media processing unit combines multiple functions including audio analysis, equalization processing, and playback control into a single integrated component. By merging these previously separate functions into one unit, the system achieves high adaptability to different media sources while managing device complexity through functional integration rather than proliferation of separate components
3Manufacturing precision
If real-time audio analysis is performed, then audio playback quality is improved through dynamic adjustments, but processing time and computational resources increase
Solution Approach 1:
The system performs preliminary analysis of audio characteristics at the beginning of media playback or when media sources change. By conducting audio analysis in advance rather than continuously throughout playback, the system achieves high audio quality through dynamic adjustments while minimizing processing time and computational resource consumption during the actual playback period
Data Source
AI summary
Methods, apparatus, systems and articles of manufacture are disclosed for playback using pre-processed profile information and personalization. Example apparatus disclosed herein include a synchronizer to, in response to receiving a media signal to be played on a playback device, access an equalization (EQ) profile corresponding to the media signal; an EQ personalization manager to generate a personalized EQ setting; and an EQ adjustment implementor to modify playback of the media signal on the playback device based on a blended equalization generation based on the EQ profile and the personalized EQ setting.