Modular LED Light Engine With Onboard Drivers and Failure Isolation
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Solution Overview
Problem
Conventional LED light devices used in entertainment and other applications suffer from limited color gamut, illumination matching issues, compatibility with proprietary drivers, limited lifespan due to thermal management, and failure of individual LEDs leading to complete device failure.
Innovation Solution
A flexible, modular, and componentized light device with onboard drivers and thermal management, allowing individual control and easy replacement of faulty units, featuring a high color gamut and compatibility with standard control protocols.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional LED light devices are used, then they can provide basic lighting effects, but they have limited color gamut and illumination matching issues
Solution Approach 1:
The light device is divided into multiple independent light engines, each capable of producing different colors and illumination characteristics. This segmentation allows each light engine to be optimized for specific color ranges while maintaining overall system versatility and illumination matching capability.
Solution Approach 2:
Each light engine is designed with multi-functionality to handle various lighting effects and color requirements. The light engines can operate independently or in combination, providing universal applicability across different entertainment and lighting applications while maintaining consistent illumination quality.
2Adaptability or versatility
If conventional LED light devices are used, then they can be controlled with proprietary drivers, but they have limited lifespan due to thermal management issues
Solution Approach 1:
The thermal management system is extracted as a separate, dedicated component within each light engine module. This allows specialized thermal control mechanisms to be implemented without compromising the electrical driver compatibility or overall system functionality.
Solution Approach 2:
Each light engine incorporates localized thermal management solutions tailored to its specific thermal characteristics and operational requirements. This local approach to thermal control optimizes heat dissipation for each light engine while maintaining overall system reliability and lifespan.
3Device complexity
If conventional LED light devices are used, then they can function as complete units, but individual LED failures cause complete device failure
Solution Approach 1:
The light device is segmented into multiple independent light engines that can fail independently. Each light engine is a self-contained module with its own driver and thermal management, ensuring that failures are isolated to individual modules rather than affecting the entire device.
Solution Approach 2:
The modular architecture provides beforehand cushioning by designing the system to tolerate individual component failures. The independent light engine structure ensures that a failure in one module does not propagate to other modules, maintaining system functionality even when individual components fail.
4Ease of manufacture
If conventional LED light devices are used, then they can be manufactured as complete units, but they are difficult to maintain and replace
Solution Approach 1:
The light device is segmented into modular light engine units that can be independently manufactured, tested, and replaced. This modular architecture simplifies maintenance by allowing faulty modules to be quickly identified and replaced without affecting other parts of the system.
Solution Approach 2:
The modular design enables easy discarding of failed light engine modules and recovery of functional ones. Each module can be independently replaced, and functional modules can be recovered and reused, simplifying the maintenance process compared to complete unit replacements.
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 solution provides reliable, customizable illumination effects with extended lifespan and easy maintenance, addressing the limitations of conventional LED devices by enabling individual control and modular replacement.
Implementation Method 1
each light engine of the one or more light engines comprising a plurality of light emitting diodes (LEDs)
Implementation Method 2
a light pipe having a first portion disposed on and aligned with the light engine and having a second portion disposed above the output connector, the light pipe being configured to pass light emitted from the plurality of LEDs of the light engine from the first portion to the second portion
Data Source
AI summary
A light device, a lighting apparatus, and a system including a controller and multiple light devices are described. An example light device includes a printed circuit board (PCB), an input connector disposed at a first side of the PCB, an output connector disposed at second side of the PCB, one or more light engines disposed on the PCB between the input connector and the output connector, and one or more drivers disposed on the PCB. Each light engine of the one or more light engines includes multiple light emitting diodes (LEDs). Each driver of the one or more drivers is configured to control illumination emitted from a respective light engine of the one or more light engines.