Curved Display Antenna Layout for Signal Blocking Reduction
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Solution Overview
Problem
As display apparatuses increase in size, they can obstruct and degrade the performance of antennas due to structural issues, particularly in electronic devices where the antenna is integrated, leading to signal loss and blocking phenomena.
Innovation Solution
The integration of antenna elements into the edge display areas of a flexible display panel, utilizing a curved surface design and embedding or attaching antenna layers within the display structure, allowing for improved signal transmission and reception without degrading performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If the display apparatus increases in size, then the display area is improved, but signal loss and blocking phenomena worsen due to antenna structural problems
Solution Approach 1:
The patent transitions the antenna from a planar configuration to a three-dimensional curved surface configuration. The antenna element is formed on the curved surface of the flexible display panel, utilizing the vertical and lateral dimensions of the curve to create a spatially distributed antenna structure that maintains signal integrity across larger display areas.
Solution Approach 2:
The patent applies different structural characteristics to different regions of the antenna. The antenna element is strategically positioned and shaped along the curved surface to optimize signal transmission in specific directions, with varying density and configuration of antenna segments to address local signal blocking issues in different areas of the display apparatus.
2Device complexity
If antenna elements are integrated into the display structure, then device complexity is reduced, but manufacturing precision requirements increase
Solution Approach 1:
The patent merges the antenna element with the flexible display panel structure itself. The antenna is formed as part of the display panel's curved surface, eliminating the need for separate antenna assemblies and reducing overall device complexity while maintaining integration benefits.
Solution Approach 2:
The patent utilizes the inherent curvature of the flexible display panel to define the antenna element's geometry. The curved surface provides a natural form for the antenna, where the panel's bending and shaping during manufacturing simultaneously creates both the display form factor and the antenna radiation pattern, reducing the need for additional precision machining or assembly steps.
Data Source
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Figure 7A~7D
AI summary
A display apparatus includes a flexible display panel (DPL) including a display area with a first bending area (EA1), the display area including an upper surface and a lower surface and displaying an image via the upper surface, a cover window (CW) disposed on the upper surface of the display area of the flexible display panel (DPL) and an antenna layer (ANTL) including a first antenna disposed on an upper surface of the first bending area (EA1). The upper surface of the display area includes the upper surface of the first bending area (EA1). The first antenna is disposed between the upper surface of the first bending area (EA1) and the cover window (CW).