Display Plasma Module Removing Microcapsules
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Solution Overview
Problem
Traditional electrophoretic display screens using microcapsules or micro-cups suffer from low contrast, resolution, and service life due to the thickness and complexity of these structures, leading to increased power consumption, slower response times, and higher manufacturing costs.
Innovation Solution
A display plasma module with a pixel electrode, transparent electrode, and spacer frame, where the display plasma is directly integrated between these components, using a lightproof insulating adhesive layer and an electrically conductive layer, and supported by microspheres, eliminating the need for microstructures and simplifying the manufacturing process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If microcapsules or micro-cups are used to encapsulate display plasma, then the display plasma can be dispersedly encapsulated, but the thickness of the display material layer increases
Solution Approach 1:
The patent extracts and removes the microcapsule or micro-cup structures from the display system, eliminating these enclosing structures while retaining the display plasma functionality. The display plasma is directly placed between electrodes without microencapsulation, thereby reducing thickness while maintaining dispersed encapsulation benefits through alternative structural design
Solution Approach 2:
The patent replaces thick microcapsule/micro-cup structures with thin film electrode structures and spacer-based separation. The electrodes and spacers create the necessary separation and encapsulation function using much thinner components, resolving the thickness issue while maintaining the required structural integrity
2Reliability
If microcapsules or micro-cups are used to encapsulate display plasma, then the display plasma can be contained, but the contrast and resolution of the display screen decrease
Solution Approach 1:
By removing the microcapsule/micro-cup structures that obscured the display plasma, the patent eliminates the light scattering and optical interference caused by these enclosing structures. This extraction allows the display plasma to be directly observed without the degrading effect of transparent material layers, thereby improving contrast and resolution while maintaining plasma containment through electrode structures
Solution Approach 2:
The patent optimizes the optical properties of the display system by eliminating the transparent encapsulation materials that caused light scattering. The direct exposure of display plasma between electrodes enhances light transmission and color saturation, improving visual quality metrics
3Reliability
If microcapsules or micro-cups are used, then the display plasma can be encapsulated, but the response speed becomes slower
Solution Approach 1:
By extracting the microcapsule/micro-cup structures, the patent removes the physical barriers that slowed down the response of display plasma particles. The direct electrode-to-plasma configuration enables faster electric field application and particle movement, significantly improving response speed while maintaining encapsulation through alternative electrode and spacer structures
4Reliability
If microcapsules or micro-cups are used to encapsulate display plasma, then the display plasma can be contained, but the manufacturing process becomes complicated
Solution Approach 1:
The patent extracts the complex microencapsulation process from the manufacturing workflow. By eliminating the need to manufacture and assemble microcapsules or micro-cups, the manufacturing process is simplified to direct deposition or placement of display plasma between electrodes, reducing process steps while maintaining containment functionality through simpler electrode and spacer structures
Solution Approach 2:
The patent merges the containment function previously performed by separate microcapsule/micro-cup structures into the integrated electrode and spacer system. This consolidation eliminates multiple manufacturing steps and components, simplifying the overall manufacturing process while achieving the same plasma containment objective
5Reliability
If microcapsules or micro-cups are used to encapsulate display plasma, then the display plasma can be dispersedly contained, but the manufacturing cost increases
Solution Approach 1:
By extracting the expensive microencapsulation process, the patent eliminates the need for specialized microcapsule or micro-cup manufacturing and assembly operations. The simplified direct-electrode configuration uses fewer materials and less complex processing, significantly reducing manufacturing cost while maintaining dispersed containment through alternative structural design
Solution Approach 2:
The patent replaces expensive, complex microcapsule/micro-cup structures with simpler, cheaper electrode and spacer components. These simpler components achieve the same containment function at lower material and manufacturing costs, making the overall display system more economically viable
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 enhances contrast by over 10%, reduces response time to under 80 milliseconds, lowers driving voltage, broadens the operating temperature range, and decreases production costs while improving yield and manufacturing efficiency.
Implementation Method 1
The electrophoresis display uses the phoresis phenomenon of the charged colloidal particles under the action of an electric field to display the images and words by driving the electrophoretic particles with different photoelectric properties by the electric field
Data Source
AI summary
The present invention belongs to the field of electronic display technology, and relates to a display plasma module and a manufacturing method thereof, characterized in that a display plasma module includes a pixel electrode and a transparent electrode located above the pixel electrode, characterized in that a display plasma is provided between the pixel electrode and the transparent electrode, and a spacer frame is located around the display plasma. In the present invention, the display plasma is used to replace the existing micro-cup structure or microcapsule. Compared to the traditional electrophoretic display screen with microstructure, the thickness is reduced, the contrast is increased by more than 10%, and the response time is reduced to less than 80 milliseconds, so that the manufacturing process is simpler, the yield is improved, and the manufacturing cost is reduced.