Solar Cell Audio Output via Voltage Comparison
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Solution Overview
Problem
Existing solar cell systems lack the capability to output audio or music that is appropriate to environmental light conditions without a complex configuration.
Innovation Solution
A solar cell system comprising multiple power generation panels with different wavelength absorption ranges, a voltage detection section, a reproduction section, and an output section, where the voltage detected from each panel is compared to reproduce and output audio or music appropriate to the environmental light conditions, utilizing dye sensitized solar cells and piezoelectric elements to generate sound.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a solar cell system uses multiple power generation panels with different wavelength absorption ranges to detect environmental light and output appropriate audio, then the system can reproduce audio appropriate to environmental light conditions, but the device complexity increases due to requiring multiple panels, voltage detection section, reproduction section, and output section
Solution Approach 1:
The power generation panels serve dual functions: both generating electrical power and detecting environmental light characteristics through their voltage output. The voltage detection section simultaneously monitors the electrical output for power management and extracts light wavelength information for audio reproduction control, eliminating the need for separate dedicated sensors and reducing overall system complexity.
Solution Approach 2:
The patent combines the power generation function and environmental light detection function into a single integrated system. The multiple power generation panels with different wavelength absorption ranges are merged with the voltage detection and audio reproduction sections to create a unified apparatus that performs both energy generation and environmental-responsive audio output without requiring separate independent subsystems.
2Adaptability or versatility
If the solar cell system uses dye sensitized solar cells with different organic dyes to absorb different wavelength ranges, then the system can detect various environmental light conditions, but the manufacturing precision requirements increase for ensuring consistent wavelength absorption characteristics
Solution Approach 1:
The system employs multiple power generation panels, each with locally optimized dye characteristics tailored to specific wavelength ranges. Each panel contains dyes selected for its particular absorption spectrum, allowing the system to cover a broad range of environmental light conditions through the collective properties of individual panels with specialized local characteristics.
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
Enables the output of audio or music that is appropriate to environmental light conditions with a simple configuration, eliminating the need for dedicated sensors and maintaining efficiency, while being compact and flexible, without reducing power generation efficiency.
Implementation Method 1
power generation panels differ in the range of wavelengths of light they absorb from each other and convert light into power
Implementation Method 2
The voltage detection section detects the voltage of power generated by each of the plurality of power generation panels
Data Source
AI summary
Disclosed herein is a solar cell system including: a plurality of power generation panels that differ in the range of wavelengths of light they absorb from each other and convert light into power; a voltage detection section adapted to detect the voltage of power generated by each of the plurality of power generation panels; a reproduction section adapted to compare the voltages of the plurality of power generation panels detected by the voltage detection section so as to reproduce an audio or music signal appropriate to the comparison result; and an output section adapted to output audio or music reproduced by the reproduction section.