Borderless Display Panel With Side-Mounted Camera

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Solution Overview

Problem

Display devices with high screen ratios face limitations due to the need for a through hole in the display panel for the camera module, which reduces the screen ratio by creating a border area.

Innovation Solution

A borderless design is achieved by incorporating a light transmission area on the display panel away from the border, allowing the camera to be positioned on the side of the panel and collect light through this area without a through hole, thus eliminating the need for a special camera module area and enhancing the screen ratio.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a through hole is defined in the display panel for the camera module, then the camera module can be positioned and function properly, but the screen ratio is reduced due to the border area required

Engineering Contradiction:
Improvecamera module functionalityVSAvoidscreen ratio
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The patent repositions the camera module from the front surface (2D plane) to the side surface of the display panel, utilizing the third dimension (depth/height). This allows the camera to capture light through the light transmission area without requiring a through hole in the display panel, thereby maintaining the screen ratio while preserving camera functionality.

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

Solution Approach 2:

The patent introduces a light transmission area as an intermediary structure that allows light to pass through the display panel to reach the camera module positioned on the side. This mediator enables the camera to function without being directly exposed on the front surface or requiring a through hole, resolving the contradiction between camera functionality and screen ratio.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Use of energy by moving object

If the camera module is positioned on the front surface with a through hole, then light collection is direct and efficient, but the display area is reduced due to the border and notched area

Engineering Contradiction:
Improvelight collection efficiencyVSAvoiddisplay area
Core Design Contradiction:
Use of energy by moving objectVSArea of stationary object

Solution Approach 1:

The camera module is moved from the front surface to the side surface of the display panel, utilizing the third dimension. The light transmission area allows light to traverse through the display panel thickness to reach the camera on the side, maintaining light collection efficiency while preserving the entire front display area without borders or notches.

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

Solution Approach 2:

The patent merges the display panel structure with the light transmission function by integrating the light transmission area within the display panel itself. This allows the display panel to serve dual purposes: displaying images and transmitting light to the side-mounted camera, thereby maintaining full display area while enabling camera functionality.

Inventive Principle:
Principle #5Merging (Combining)

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 increases the screen ratio by eliminating the border area, allowing for a more seamless display surface while maintaining effective camera functionality through light collection from the light transmission area.

Implementation Method 1

a light transmission area A1 surrounded by the display area AA. The light transmission area A1 allows external light to enter the lens of the camera module 20

Methodology Applied
Scientific EffectLight transmission: Light

Data Source

PatentUS10890794B2Display device
Publication Date: 2021.01.12 HON HAI PRECISION INDUSTRY CO LTD
  • US10890794B2 patent drawing
  • US10890794B2 patent drawing
  • US10890794B2 patent drawing

AI summary

A device with a display uninterrupted by a camera includes a display panel and the camera. The display device defines a display area for displaying images and a light transmission area surrounded by the display area. The camera is in the light transmission area and can collect light for images through the light transmission area.