Multi-layer Display Control for Overlapping Element Legibility
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Solution Overview
Problem
Multi-layer display systems face challenges in maintaining legibility and discernability of overlapping display elements due to reduced light intensity and interference, especially when there is little contrast between layers, leading to difficulties in viewing text or graphics.
Innovation Solution
A display control method and system that detects overlapping elements, adjusts their positions or visual properties to minimize interference, and allocates them to appropriate layers based on user preferences or software settings, using techniques like alpha blending to enhance visibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If display elements are overlapped on different layers to provide depth perception, then the display system achieves enhanced information presentation, but the legibility and discernability of overlapping elements deteriorate due to reduced light intensity and interference
Solution Approach 1:
The patent applies local quality by adjusting visual properties (transparency, brightness, color) specifically for overlapping portions of display elements rather than uniformly across the entire display. This allows the system to maintain enhanced information presentation while preserving legibility in critical overlapping regions through localized visual property modification.
Solution Approach 2:
The system dynamically adjusts visual properties of display elements based on real-time detection of overlaps and current display conditions. The controller continuously monitors and modifies transparency, brightness, and color parameters to optimize both information presentation and legibility as display configurations change.
2Loss of information
If the rear display layer uses dark or opaque images, then the display system achieves better contrast for rear elements, but the light intensity available to illuminate front layer display elements is reduced
Solution Approach 1:
The patent employs parameter changes by dynamically adjusting transparency, brightness, and color parameters of display elements based on their layer position and overlap conditions. The controller modifies these visual parameters to ensure that rear layer elements maintain adequate contrast while front layer elements receive sufficient light intensity for optimal visibility.
3Productivity
If multiple display layers are used to nest display content, then the system achieves enhanced mechanism for information absorption, but the complexity of controlling and managing display elements increases
Solution Approach 1:
The system implements self-service through automatic detection and adjustment mechanisms. The controller automatically detects overlapping display elements and adjusts their visual properties without requiring manual intervention, thereby managing the complexity of multi-layer control while maintaining high information absorption efficiency.
Solution Approach 2:
The patent incorporates feedback mechanisms where the controller continuously monitors display element positions and overlap conditions, then automatically adjusts visual properties based on this feedback. This closed-loop control system manages the complexity of multi-layer displays by using real-time information to optimize display element arrangement and visual properties.
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
Improves the user's ability to view overlapping elements by reducing overlap and adjusting visual properties, such as transparency and color, to maximize legibility and contrast, thereby enhancing the overall viewing experience in multi-layer displays.
Implementation Method 1
The resultant image provided to a user of the display is the result of selective filtering, by the display layer or layers, of the light produced by the backlight before it reaches the user's eyes.
Implementation Method 2
using techniques like alpha blending to enhance visibility
Data Source
AI summary
A display control system for a multi-layer display system including at least one multi-layer display unit. A multi-layer display unit includes multiple stacked or overlapped display layers each adapted to render display elements thereon for viewing through the uppermost display layer. The level of difficulty for a user to view an overlapped image differs depending on the color, brightness or type of images (for example text-on-text) being displayed and also the layer in which the image is being displayed and whether the image is currently active. At least any overlapping portion of display elements from different display layers are adjusted (automatically or by a user) in order to improve the viewing experience for a viewer. Types of adjustment possible include moving the images within their display layer or to an alternative display layer or altering their visual properties (such as color, brightness, contrast, etc.).