Multi-Display Layout With Circuit-Free Boundary for Seamless Assembly

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Solution Overview

Problem

Conventional display devices with multiple display areas face challenges due to manufacturing tolerances and assembly gaps, necessitating unusable space and potential display collision, which compromises a seamless appearance.

Innovation Solution

The display device employs independent circuitry sets for each display area, eliminating circuitry from the boundary area between them, allowing for reduced spacing and seamless integration under a common cover glass.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of stationary object

If independent circuitry sets are used for each display area, then the distance between display areas can be reduced, but the device complexity increases

Engineering Contradiction:
Improvedistance between display areasVSAvoidcircuitry complexity
Core Design Contradiction:
Length of stationary objectVSDevice complexity

Solution Approach 1:

The patent extracts the circuitry from the boundary area between display areas, removing it from the problematic zone where it would otherwise prevent close spacing. By taking out the circuitry elements from the boundary region and placing them only within the display areas themselves, the design enables reduced distance between display areas while managing circuitry complexity through strategic placement.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent transitions from a planar arrangement where circuitry occupies boundary space to a vertical/dimensional arrangement where circuitry is embedded within or adjacent to display areas in a different spatial dimension. This allows the boundary area to be free of circuitry while maintaining all necessary addressing functions, effectively moving the circuitry problem to another dimensional space.

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

2Shape

If a common cover glass is used for multiple display areas, then a seamless appearance is achieved, but manufacturing tolerances require assembly gaps

Engineering Contradiction:
Improveseamless appearanceVSAvoidassembly gap
Core Design Contradiction:
ShapeVSManufacturing precision

Solution Approach 1:

The patent converts the harmful effect of manufacturing tolerances and required assembly gaps into a beneficial design feature by strategically placing circuitry-free boundary areas. These boundary zones, originally needed to accommodate tolerance variations, are transformed into active display regions that can be seamlessly integrated under a common cover glass, turning a constraint into an opportunity for improved appearance.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

Solution Approach 2:

The patent segments the display device into distinct display areas with circuitry-free boundary zones between them. This segmentation allows each display area to be manufactured and positioned independently while maintaining seamless appearance under the common cover glass, as the boundary areas provide the necessary tolerance accommodation without visible gaps.

Inventive Principle:
Principle #1Segmentation

3Reliability

If dead band space is provided around display areas, then manufacturing tolerances are accommodated, but the usable display area is reduced

Engineering Contradiction:
Improvetolerance accommodationVSAvoidusable display area
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The patent creates a copy or replica of the display area structure that extends into the traditional dead band region. By positioning display elements in the boundary area and using the circuitry-free zones as additional display space, the design effectively copies the functional display capability into areas previously considered unusable, thereby increasing total usable display area while maintaining tolerance accommodation.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent changes the parameter definition of the boundary area from 'non-display zone' to 'display-capable zone'. By removing circuitry from the boundary area and enabling display functionality in these regions, the patent transforms the physical and functional parameters of these spaces, converting previously wasted dead band space into productive display area while preserving the tolerance buffering function.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentEP4675599A1Display device with multiple display areas
Publication Date: 2026.01.07 ELEKTROBIT AUTOMOTIVE GMBH
  • EP4675599A1 patent drawingFigure 1~2
  • EP4675599A1 patent drawingFigure 3~4
  • EP4675599A1 patent drawingFigure 5~6

AI summary

The present invention is related to a display device (1). The display device (1) comprises a first display area (10) and first circuitry (11) for addressing pixels associated with the first display (10). The display device (1) further comprises a second display area (10') and second circuitry (11') independent from the first circuitry (11) for addressing pixels associated with the second display area (10'). A boundary area (12) between the first display area (10) and the second display area (10') is free from both the first circuitry (11) and the second circuitry (11').