Detachable Guide Panel Layout for Dual Backlight Display Modules
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing display devices require separate configurations for direct and edge type backlight units, leading to inefficiencies and complexity in the design of the guide panel.
Innovation Solution
A display device structure that shares a part of the guide panel between direct and edge type backlight units, with a detachable coupling mechanism allowing for flexible adaptation and minimizing panel shrinkage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If separate guide panel configurations are used for direct and edge type backlight units, then each backlight type can be optimized for its specific requirements, but the device complexity and manufacturing costs increase
Solution Approach 1:
The guide panel is designed with a universal structure that can serve both direct type and edge type backlight units. The panel includes a light guide portion with a light incident surface and a light emitting surface, where the lateral sides of the light guide plate serve as light emitting surfaces for edge type configuration, while the light emitting surface can be utilized for direct type configuration, allowing one guide panel structure to fulfill multiple backlight unit types
Solution Approach 2:
The guide panel is divided into functional segments: a light guide portion and a reflector portion. The light guide portion includes a light incident surface and lateral sides that can function as light emitting surfaces. The reflector portion is positioned to reflect light toward the display panel. This segmentation allows flexible configuration adaptation between direct and edge type backlight units while maintaining a unified overall structure
2Device complexity
If a unified guide panel structure is used for both direct and edge type backlight units, then device complexity is reduced and manufacturing is simplified, but adaptability to different backlight configurations may be compromised
Solution Approach 1:
The guide panel incorporates adjustable and reconfigurable elements that allow it to adapt to different backlight unit types. The detachable coupling mechanism enables the guide panel to be configured differently for direct type or edge type backlight units, providing dynamic adaptability while maintaining a unified base structure
Solution Approach 2:
The guide panel is designed with universal functional regions that can serve multiple purposes. The light guide portion's lateral sides can function as light emitting surfaces for edge type configuration, while the same structure can support direct type backlight units through the light incident surface, enabling one structure to adapt to different configurations without compromising versatility
3Adaptability or versatility
If the guide panel is made detachable for flexible configuration, then adaptability to different backlight types is improved, but the structural integrity and reliability may be reduced
Solution Approach 1:
The guide panel is segmented into the light guide portion and the reflector portion, which can be detachably coupled. This segmentation enables flexible configuration for different backlight types while each segment maintains its structural integrity. The detachable coupling allows reconfiguration without compromising the strength of individual components
Solution Approach 2:
The guide panel incorporates curved or angled surfaces in its design, particularly in the reflector portion and the lateral sides of the light guide plate. These curved geometries help distribute mechanical stresses more evenly and maintain structural integrity while allowing for detachable coupling mechanisms that preserve reliability during assembly and disassembly
Data Source
Figure 1
Figure 2
Figure 3
AI summary
Disclosed is a display device. The display device of the present disclosure may include: a display panel; a frame positioned behind the display panel; a first guide panel positioned between the display panel and the frame, and extending along one side of the display panel; a second guide panel positioned between the display panel and the frame, and extending along the other side of the display panel; and an optical layer positioned between the display panel and the frame, and providing light to the display panel, wherein the second guide panel may be detachably coupled to the first guide panel, wherein the display panel and the frame may be coupled to the first and second guide panels.