Audio-Synchronized Light Strips on Transparent Device Back Covers

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Solution Overview

Problem

Consumer electronic products lack distinct aesthetic appeal, leading to aesthetic fatigue due to convergence in appearance, making it difficult to differentiate between brands and series.

Innovation Solution

An electronic device with light strips on a transparent back cover that synchronizes lighting effects with audio playback parameters, using real-time audio analysis or pre-stored instructions to create light effects matching the audio, and includes a processor to control the lighting based on audio characteristics and user settings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If light strips are added to the back surface to create audio-visual synchronization effects, then aesthetic appeal and product differentiation are improved, but device complexity and manufacturing difficulty increase

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidstructure complexity
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The back surface is segmented into multiple independent light strip regions that can be controlled separately. Each light strip can display different lighting effects corresponding to different audio characteristics, enabling complex visual patterns while maintaining modular structure for easier manufacturing

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The light strips utilize color changing capabilities to synchronize with audio playback. Different colors represent different musical elements or audio characteristics, creating visually appealing effects that enhance aesthetic appearance without requiring complex mechanical structures

Inventive Principle:
Principle #32Color changes

2Adaptability or versatility

If real-time audio analysis is performed to generate light effect control instructions, then adaptability to various audio types is improved, but processing time and energy consumption increase

Engineering Contradiction:
Improveaudio type adaptabilityVSAvoidprocessing time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system performs preliminary analysis of audio characteristics before generating light effect control instructions. By pre-processing audio data to extract key features and patterns, the system reduces real-time processing requirements and enables faster response while maintaining high adaptability to different audio types

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms where audio analysis results continuously adjust light effect parameters. This closed-loop control allows the system to adapt to varying audio characteristics in real-time while optimizing processing efficiency through intelligent algorithms that learn from audio patterns

Inventive Principle:
Principle #23Feedback

3Ease of operation

If light strips are controlled to synchronize with audio playback, then user experience and visual engagement are improved, but power consumption increases

Engineering Contradiction:
Improveuser experienceVSAvoidpower consumption
Core Design Contradiction:
Ease of operationVSUse of energy by moving object

Solution Approach 1:

The light strips operate using periodic action synchronized with audio beats and rhythms. Instead of continuous operation, the lighting effects pulse and cycle in sync with the audio, reducing overall power consumption while maintaining engaging user experience that follows the natural rhythm of the music

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The system dynamically changes lighting parameters such as brightness, color temperature, and pulse duration based on audio characteristics. By adjusting these parameters to match audio intensity and mood, the system optimizes the balance between visual engagement and energy consumption, reducing power usage during quieter passages while enhancing effects during intense moments

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12366894B2Electronic device and method of converting audio to light effect thereof
Publication Date: 2025.07.22 NOTHING TECH LTD
  • US12366894B2 patent drawing
  • US12366894B2 patent drawing
  • US12366894B2 patent drawing

AI summary

An electronic device of converting audio to light effect includes a main body, light strips located on a back surface of the main body, and a transparent back cover; and an audio playing unit. The transparent back cover overall covers the back surface of the main body having the light strips.