Adhesive Protection Member Shielding Foldable Display Bending Portions
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Solution Overview
Problem
In foldable electronic devices, the bending portion of the display driver IC is prone to damage due to contact with the bracket when foreign matter is present, especially when the device is flexible and pressure is applied.
Innovation Solution
A protective member is provided on the bending portion to prevent contact between the bracket and the bending portion, using an adhesive member to secure it in place and absorb pressure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the front plate is made flexible to enable folding, then the device can be folded along the folding line, but the bending portion may contact the bracket when pressure is applied, causing damage
Solution Approach 1:
A protective member is introduced as an intermediary element between the bending portion and the bracket. This protective member prevents direct contact between the bracket and the bending portion, thereby eliminating the harmful effect of foreign matter on the bracket surface while maintaining the folding functionality of the flexible front plate.
2Reliability
If a protective member is added to prevent contact between the bracket and bending portion, then damage to the bending portion is prevented, but the device complexity increases
Solution Approach 1:
The protective member is implemented as a thin film or shell structure that conforms to the bending portion. This approach provides effective protection against contact damage while maintaining a simple and lightweight structure that does not significantly increase device complexity.
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
The protective member effectively prevents damage to the bending portion by shielding it from the bracket and foreign matter, ensuring the device's structural integrity and functionality.
Implementation Method 1
using an adhesive member to secure it in place and absorb pressure
Data Source
AI summary
An electronic device includes a panel which forms at least a part of a display unit and which is folded along a folding line; a bending unit arranged to be adjacent to the long side of the panel; a film unit which is connected to the bending unit and which includes a display driving circuit; an FPCB which is connected to the film unit and which connects a processor and the display driving circuit; and a protection member arranged on the bending unit so as to cover at least a part of the bending unit, wherein the protection member is adhered onto one surface of the bending unit, at which the bending unit makes contact with a bracket.