Integrated Light Source Solar Cell Complex for Compact Lighting
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Solution Overview
Problem
Conventional solar cell lighting devices have high manufacturing costs and are bulky due to separate components for solar cells and light sources, requiring individual placement and installation.
Innovation Solution
A light source-solar cell complex is developed with multiple layers and connectors, where layers with different efficiencies for light reception and current generation are stacked, and connectors transmit power or current, allowing for a single structure that combines light emission and charging functions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If solar cell and light source are provided as separate components, then each component can be optimized independently, but manufacturing costs increase and device volume increases
Solution Approach 1:
The patent combines the solar cell and light source into a single integrated device where the solar cell structure includes both photovoltaic layers for energy generation and light-emitting layers for illumination. This merging eliminates the need for separate components, reducing manufacturing complexity and cost while maintaining optimal performance of both functions within a unified structure.
Solution Approach 2:
The solar cell device is designed to perform multiple functions simultaneously: generating electrical energy from sunlight during the day and emitting light for illumination during nighttime. The integrated structure allows the same device to serve both as a power generator and a light source, eliminating the need for separate solar cell and lighting components.
2Manufacturing precision
If solar cell and light source are provided as separate components, then each component can be independently designed, but installation complexity increases
Solution Approach 1:
By integrating the solar cell and light source into a single device, the patent eliminates the need for separate placement and connection of multiple components. The unified structure simplifies installation to a single mounting process, reducing installation complexity while maintaining independent optimization of both functions through specialized layers within the integrated structure.
3Manufacturing precision
If separate solar cell and light source components are used, then energy generation and light emission can be independently optimized, but the device becomes bulky
Solution Approach 1:
The patent employs a nested layered structure where light-emitting layers are integrated within the solar cell structure itself. The light source layers are positioned between or within the photovoltaic layers, allowing both functions to occupy the same spatial envelope. This nesting approach enables independent optimization of each function while maintaining a compact overall device volume.
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 integrated structure reduces manufacturing costs and volume, enabling simultaneous charging and light emission in a single device with improved energy generation efficiency and aesthetic appeal.
Implementation Method 1
a plurality of layers receiving light to generate current or receiving power to emit a preset wavelength band of light
Implementation Method 2
receiving power to emit a preset wavelength band of light
Implementation Method 3
The plurality of connectors transmit incident light
Data Source
AI summary
According to an embodiment, a light source-solar cell complex comprises a plurality of layers receiving light to generate current or receiving power to emit a preset wavelength band of light and a plurality of connectors grown between the layers and transferring the current generated from the layers to an outside or transferring power from the outside to each layer.