Vibrating Unit Separation Space for Sound Emission in Displays

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Solution Overview

Problem

Existing electronic devices face challenges in integrating sound components into display panels while maintaining a compact design and preventing interference between sound waves.

Innovation Solution

The electronic device incorporates a substrate with a first vibrating unit and a supporting unit, creating a separation space between the substrate and the vibrating unit, allowing for sound emission and image display functions without increasing the device's volume.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If sound components are integrated into display panels, then sound emission function is improved, but device volume increases

Engineering Contradiction:
Improvesound emission functionVSAvoiddevice volume
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The patent combines the sound component and display panel into a single integrated structure where the vibrating unit is disposed on the display panel. The supporting unit integrates both support and sound wave isolation functions, allowing sound emission without significantly increasing device volume.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sound component is nested within the display panel structure. The vibrating unit is positioned on the display panel with a separation space created by the supporting unit, effectively nesting the sound function within the existing display form factor.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Adaptability or versatility

If sound components are integrated into display panels, then sound emission function is improved, but sound wave interference increases

Engineering Contradiction:
Improvesound emission functionVSAvoidsound wave interference
Core Design Contradiction:
Adaptability or versatilityVSObject-generated harmful factors

Solution Approach 1:

The supporting unit acts as an intermediary between the vibrating unit and the display panel. It provides both mechanical support and sound wave isolation, preventing sound waves from interfering with the display panel while maintaining the integrated structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The supporting unit is positioned at specific locations (corners or edges) to segment and contain sound waves, preventing them from spreading and interfering with other components of the device.

Inventive Principle:
Principle #1Segmentation

3Object-generated harmful factors

If separation space is created between substrate and vibrating unit, then sound wave interference is reduced, but device complexity increases

Engineering Contradiction:
Improvesound wave interferenceVSAvoiddevice complexity
Core Design Contradiction:
Object-generated harmful factorsVSDevice complexity

Solution Approach 1:

The supporting unit performs multiple functions simultaneously: it supports the vibrating unit, creates the separation space for sound wave isolation, and contributes to the overall structural integrity. This multi-functionality reduces device complexity despite the added separation space.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 configuration enables efficient sound emission and image display in a compact form factor, minimizing interference between sound waves and allowing for flexible device designs, such as bendable displays.

Implementation Method 1

a first vibrating unit (120) is disposed on the first surface S1

Methodology Applied
Scientific EffectVibration: Vibration

Data Source

PatentUS12289580B2Electronic device
Publication Date: 2025.04.29 INNOLUX CORP
  • US12289580B2 patent drawing
  • US12289580B2 patent drawing
  • US12289580B2 patent drawing

AI summary

The disclosure provides an electronic device including a substrate, a first vibrating unit, and a supporting unit. The substrate has a first surface. The first vibrating unit is disposed on the first surface and has a second surface. The second surface faces the first surface. The supporting unit is disposed between the substrate and the first vibrating unit. The first surface and the second surface are separated by a distance through the supporting unit. This distance ranges from equal to or greater than 0.06 mm to equal to or less than 65.4 mm.