Electronic Card Display Panel Layout for Area Maximization

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Solution Overview

Problem

The challenge in designing electronic cards with display panels is to maximize the display area while accommodating other essential components within the limited surface area, as larger display panels provide better user interfaces but are constrained by the placement of chips, control units, and other elements.

Innovation Solution

The electronic card design positions the display panel near three sides of a substrate's first surface, allowing for a wider disposition area, and optionally overlaps or places other components like the control unit and battery on the second surface, enabling a larger display panel size without compromising functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of moving object

If the display panel area is increased to provide better user interface, then the user interface quality is improved, but the available space for other components (chip, control unit, etc.) is reduced

Engineering Contradiction:
Improvedisplay panel areaVSAvoidcomponent arrangement complexity
Core Design Contradiction:
Area of moving objectVSDevice complexity

Solution Approach 1:

The patent utilizes the third dimension by disposing components on both the first surface and second surface of the substrate. The display panel is disposed on the first surface near three sides, while other components such as the control unit and battery are disposed on the second surface, effectively doubling the available space for component arrangement and enabling a larger display panel area.

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

Solution Approach 2:

The patent arranges components in a nested-like configuration where the display panel occupies the perimeter area near three sides of the first surface, while other components are nested within the remaining central area or on the opposite surface, maximizing space utilization.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Area of moving object

If the display panel is disposed near three sides of the substrate, then the disposition area of the display panel is widened, but the arrangement space for other components is reduced

Engineering Contradiction:
Improvedisplay panel disposition areaVSAvoidcomponent arrangement space
Core Design Contradiction:
Area of moving objectVSArea of stationary object

Solution Approach 1:

The patent resolves this spatial conflict by transitioning to three-dimensional arrangement, disposing the display panel on the first surface near three sides while placing other components on the second surface of the substrate, effectively separating the spatial requirements of different components.

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

Data Source

PatentUS9491879B2Electronic card
Publication Date: 2016.11.08 YUANHAN MATERIALS INC
  • US9491879B2 patent drawing
  • US9491879B2 patent drawing
  • US9491879B2 patent drawing

AI summary

An electronic card including a substrate and a display panel is provided. The substrate has a first surface, a second surface opposite to the first surface, a first side, a second side opposite to the first side, a third side and a fourth side opposite to the third side, wherein the first surface and the second surface are surrounded by the first side, the second side, the third side and the fourth side. The display panel is disposed on the first surface and is roughly near the first side, the third side and the fourth side. Therefore, a disposition area of the display panel is wider.