Electronic Panel Hole Region Light Shielding Pattern

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Solution Overview

Problem

Existing electronic panels and apparatuses face challenges in aesthetics due to the expansion of bezel regions caused by accommodating electronic modules, which affects the visual appeal and design flexibility.

Innovation Solution

The electronic panel design includes a base substrate with a hole transmissive region and a light shielding region, featuring a light shielding pattern on the rear surface of the encapsulation substrate, which overlaps the electronic module and reduces the bezel region's size, improving aesthetics by maintaining light transmittance and shielding signal wires.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If electronic modules are accommodated in the display region, then functionality is enhanced, but the bezel region expands and aesthetics deteriorate

Engineering Contradiction:
ImprovefunctionalityVSAvoidbezel region size
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The patent moves the electronic module from the front display region to the rear surface of the display panel, utilizing the z-dimension (depth) rather than the x-y plane. This allows the module to be accommodated without expanding the visible bezel region, as it is positioned behind the display surface where it does not interfere with the visual display area.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The electronic module is nested within the structure of the display panel itself, specifically positioned in the rear surface region. This nesting approach allows the module to be integrated into the panel's internal structure rather than adding external bulk, maintaining a sleek appearance while providing enhanced functionality.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Shape

If light shielding pattern is added to reduce bezel region, then aesthetics improve, but manufacturing complexity increases

Engineering Contradiction:
Improvebezel region sizeVSAvoidmanufacturing complexity
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The light shielding pattern is merged with the existing encapsulation substrate structure. By forming the light shielding pattern directly on or as part of the encapsulation substrate that already covers the rear surface, the patent combines two functions (encapsulation and light shielding) into a single integrated component, reducing the number of separate manufacturing steps and materials required.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The encapsulation substrate serves multiple functions: it protects the rear surface of the display panel, provides structural support, and acts as a light shielding pattern to define the bezel region. This multi-functionality reduces the need for additional separate components and simplifies the overall manufacturing process.

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 design enhances the aesthetic appeal of electronic devices by minimizing the bezel region's size while maintaining light transmittance and shielding signal wires, thereby improving the overall appearance and functionality.

Implementation Method 1

a base substrate divided into a hole region including a hole transmissive region overlapping an electronic module when viewed in a plane and a light shielding region adjacent to the hole transmissive region... a light shielding pattern spaced apart from the hole transmissive region and in the light shielding region, and an encapsulation substrate on the base substrate to cover the light emitting devices, wherein the light shielding pattern includes frit

Methodology Applied
Scientific EffectLight absorption: Absorption (EM radiation)

Data Source

PatentUS11407678B2Electronic panel and electronic apparatus including the same
Publication Date: 2022.08.09 SAMSUNG DISPLAY CO LTD
  • US11407678B2 patent drawing
  • US11407678B2 patent drawing
  • US11407678B2 patent drawing

AI summary

An electronic panel includes: a base substrate divided into a hole region including a hole transmissive region overlapping an electronic module when viewed in a plan view and a light shielding region adjacent to the hole transmissive region, an active region adjacent to the hole region, and a peripheral region adjacent to the active region; a plurality of light emitting devices spaced apart from the hole region in the active region; a light shielding pattern spaced apart from the hole transmissive region in the light shielding region; and an encapsulation substrate on the base substrate and covering the light emitting devices, wherein the light shielding pattern comprises frit.