Self-Assembling Display Elements on Substrate
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Solution Overview
Problem
Existing display technologies face challenges in efficiently self-assembling and arranging light-emitting elements on substrates to form high-quality, efficient displays, particularly in achieving precise placement and connectivity of diverse light-modulating elements for optimal color representation and durability.
Innovation Solution
The method involves using display elements with specific shape, size, and surface characteristics that complement receptor locations on a substrate, allowing for self-assembly through relative motion and energy input, such as vibration, to form a desired arrangement of light-emitting elements, and establishing connections for control signals to drive light emission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional display assembly methods are used, then assembly can be performed with simple processes, but manufacturing precision and placement accuracy of light-emitting elements deteriorate
Solution Approach 1:
The display elements are designed with self-assembling capabilities through complementary shape, size, and surface characteristics that enable them to automatically locate and attach to corresponding receptor locations on the substrate without requiring complex external assembly equipment or processes
Solution Approach 2:
Vibration is applied to the substrate to facilitate the self-assembly process, causing display elements to move and settle into their correct receptor locations through relative motion, thereby achieving precise placement without complex mechanical assembly tools
2Illumination intensity
If display elements are densely arranged to improve display quality, then color representation improves, but assembly precision and connectivity establishment become more difficult
Solution Approach 1:
Different regions of the substrate are equipped with specifically designed receptor locations that have unique shape, size, and surface characteristics tailored to match corresponding display element types, enabling precise identification and placement even in densely arranged configurations
Solution Approach 2:
Display elements and their corresponding receptor locations are designed with asymmetric complementary characteristics, allowing each element to self-orient and self-position correctly at its designated location, ensuring high placement accuracy in dense arrays without requiring complex external alignment processes
3Productivity
If self-assembly with vibration is used, then assembly efficiency improves, but energy consumption increases
Solution Approach 1:
Vibration is applied as a periodic, temporary action only during the self-assembly phase to enable display elements to locate and attach to their receptor locations, after which the vibration is stopped and the display operates normally without continuous energy input for assembly
Solution Approach 2:
The display elements themselves perform the assembly work through their inherent complementary characteristics that drive automatic positioning and attachment when vibration is applied, eliminating the need for external mechanical assembly systems that would consume more energy
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
This approach enables the efficient and precise assembly of light-emitting elements on substrates, enhancing display quality by ensuring optimal placement and connectivity, leading to improved color representation and extended durability.
Implementation Method 1
relative motion and energy input, such as vibration, to form a desired arrangement of light-emitting elements
Data Source
AI summary
Various embodiments of methods and systems for designing and constructing displays from multiple light-modulating elements are disclosed. Display elements having different light-modulating and self-assembling characteristics may be used during display assembly and operation.