Integrated Digital Lighting Controller for Adaptive Luminaire Control
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Solution Overview
Problem
Conventional luminaires rely on direct communication and external sensors for control, which limits their ability to adjust lighting characteristics based on actual requirements, and adding sensors or peripherals after installation can be difficult, especially in installations with multiple devices and limited configuration options.
Innovation Solution
An integrated digital lighting controller within the luminaire that includes digital sensors, a main power supply, and a wireless communications module, allowing for digital communication and self-diagnostic tests, enabling more accurate lighting control and remote configuration without external control signals.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional luminaires use direct communication with external sensors and controllers, then the system can provide basic lighting control, but the ability to control lighting characteristics based on actual lighting requirements is limited
Solution Approach 1:
The patent combines the sensor, controller, and communication interfaces into a single integrated digital lighting controller unit that is directly mounted on the luminaire. This merging eliminates the need for separate external sensors and controllers, enabling the system to adapt to actual lighting requirements while reducing overall system complexity.
Solution Approach 2:
The integrated digital lighting controller performs multiple functions including sensing environmental parameters, processing control signals, generating control outputs, and wireless communication. This multi-functional design allows the single device to provide comprehensive lighting control adaptability without requiring multiple separate components.
2Ease of operation
If multiple separate devices with multiple communication interfaces are used, then basic control functionality is provided, but installation complexity increases and post-installation sensor addition becomes difficult
Solution Approach 1:
By integrating the sensor, controller, and communication capabilities into a single unit that mounts directly on the luminaire, the system simplifies installation to a single device attachment rather than coordinating multiple separate devices. This integrated approach maintains configuration flexibility while dramatically improving installation ease.
3Measurement precision
If external sensors are used for lighting control, then basic sensing functionality is provided, but the control accuracy based on actual lighting requirements is reduced
Solution Approach 1:
The sensor is integrated directly into the lighting controller unit that is mounted on the luminaire itself. This proximity integration allows the sensor to accurately measure lighting conditions at the exact location where control is needed, improving measurement precision without requiring complex external sensor networks.
4Use of energy by moving object
If conventional lighting control systems are used, then basic dimming control is provided, but energy consumption is not optimized
Solution Approach 1:
The integrated digital lighting controller uses feedback from the sensor to continuously monitor actual lighting conditions and automatically adjusts the lighting output accordingly. This closed-loop control system optimizes energy consumption by providing lighting only when and where it is actually needed, based on real-time environmental sensing.
Solution Approach 2:
The system performs self-diagnostic tests and automatically adjusts lighting characteristics based on sensor input without requiring external control signals. This autonomous operation maximizes energy optimization while minimizing the need for manual intervention or complex external control infrastructure.
Data Source
AI summary
A luminaire includes: at least one digital sensor; an illumination element; a main power supply including driver functions configured to provide power to the illumination element; and an integrated digital lighting controller in communication with the main power supply and the at least one digital sensor. The integrated digital lighting controller configured to: receive digital signals corresponding to a sensed parameter from the at least one digital sensor; determine a lighting characteristic for the illumination element based at least in part on the digital signals from the at least one digital sensor; and generate one or more control signals to the main power supply to control the driver functions to provide power to the illumination element to produce the determined lighting characteristic.