Nanoparticle Glass Enclosure for Impact Resistance and Wireless Compatibility
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Solution Overview
Problem
Modern portable electronic devices require enclosure components that balance optical, electrical, and mechanical properties while minimizing interference with internal components, particularly for wireless communication and charging systems, which existing materials fail to achieve effectively.
Innovation Solution
The use of composite enclosure components made from a glass-based material with embedded nanoparticles, which act as both reinforcement and coloring agents, or solely as reinforcement, to provide enhanced impact resistance and specific optical properties without interfering with internal device operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If traditional enclosure materials are used, then manufacturing simplicity is maintained, but impact resistance and optical properties cannot be simultaneously optimized
Solution Approach 1:
The patent employs composite materials consisting of a glass-based matrix combined with dispersed nanoparticles (metallic, semiconductor, or ceramic). This composite structure enables simultaneous achievement of enhanced impact resistance through the reinforcing nanoparticle phase and controlled optical properties through selective nanoparticle absorption and scattering mechanisms, while maintaining a relatively simple monolithic component structure suitable for standard manufacturing processes.
2Strength
If opaque materials are used for impact resistance, then mechanical strength is improved, but optical transmission for display visibility deteriorates
Solution Approach 1:
The patent implements spatially varying nanoparticle concentration and distribution within the glass-based enclosure component. Regions requiring higher impact resistance (such as peripheral areas) contain higher nanoparticle concentrations, while regions requiring optical transmission (such as areas over the display) contain lower nanoparticle concentrations or nanoparticles with specific optical characteristics that allow light passage. This local variation in material properties enables simultaneous optimization of mechanical strength and optical transmission in different spatial zones of the same component.
3Strength
If metal nanoparticles are added for coloring and reinforcement, then mechanical properties and optical appearance are improved, but interference with wireless communication and charging systems increases
Solution Approach 1:
The patent carefully controls nanoparticle parameters including size (typically 1-100 nm), concentration, size distribution, and material composition to optimize the balance between mechanical reinforcement and electromagnetic compatibility. By adjusting these parameters, the nanoparticle phase provides sufficient mechanical strengthening while minimizing electromagnetic interference with wireless communication and wireless charging systems operating at specific frequency ranges.
4Stability of the object's composition
If uniform nanoparticle distribution is used throughout the enclosure, then homogeneous reinforcement is achieved, but optical properties cannot be optimized for specific regions
Solution Approach 1:
The patent implements spatially varying nanoparticle concentration and distribution within the glass-based enclosure component. Regions requiring higher impact resistance (such as peripheral areas) contain higher nanoparticle concentrations, while regions requiring optical transmission (such as areas over the display) contain lower nanoparticle concentrations or nanoparticles with specific optical characteristics that allow light passage. This local variation in material properties enables simultaneous optimization of mechanical strength and optical transmission in different spatial zones of the same component.
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
The composite enclosure components offer a balance of optical, electrical, and mechanical properties, ensuring effective performance in electronic devices by providing impact resistance and specific optical characteristics while maintaining compatibility with internal components such as wireless communication and charging systems.
Implementation Method 1
the composite material may be a toughened and colored glass-based material... the nanophase may be in the form of metallic nanoparticles that act both as a coloring agent and as a reinforcement
Implementation Method 2
the nanophase may be in the form of metallic nanoparticles that act both as a coloring agent and as a reinforcement
Implementation Method 3
provide a balance between two or more of optical properties, electrical properties, magnetic properties, and mechanical properties... configured to have dielectric properties suitable for use over a component of a wireless communication system
Data Source
AI summary
A composite enclosure component for an electronic device is disclosed. The composite enclosure component may include metallic nanoparticles, non-metallic nanoparticles, or a combination of these. The nanoparticles of the composite enclosure component may provide a hue, enhanced mechanical properties, or both.