Modular Signaling Device with Dynamic Brightness Control
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Solution Overview
Problem
Conventional signaling devices lack adjustable brightness, leading to overexposure in low ambient light conditions, and modifying them to separate lamp and supply voltage is costly and inefficient, causing energy losses and electronic issues.
Innovation Solution
A modular signaling device with integrated control of light output, allowing for static and temporal changes in brightness through a bus-slave circuit, using performance parameters stored in electronic components, and adjustable via user programs, with optional input from brightness sensors for automatic dimming.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If signaling devices use lamps with maximum brightness to ensure visibility in poor light conditions, then the visibility and recognizability of messages is improved, but overexposure occurs in low ambient light conditions
Solution Approach 1:
The patent implements dynamic brightness control by enabling the light output of the illuminant to be statically and temporally changed and controlled through performance parameters stored in electronic components. This allows the signaling device to adapt its brightness level to ambient lighting conditions, providing maximum brightness when needed while reducing brightness in low light conditions to prevent overexposure.
Solution Approach 2:
The patent changes the parameter of light output intensity by storing and implementing variable brightness levels in electronic components. The system can switch between different brightness states and temporal patterns (including flashing sequences), transforming the static high-brightness operation into a dynamically adjustable parameter that can be optimized for different environmental conditions.
2Adaptability or versatility
If conventional signaling devices are modified to separate lamp supply voltage from main supply voltage to enable brightness adjustment, then brightness controllability is improved, but material and labor costs increase
Solution Approach 1:
The patent merges the brightness control function into the existing signaling device architecture by integrating electronic components that store and implement variable brightness parameters. Instead of creating a separate voltage supply system, the invention combines multiple functions (signaling, brightness control, temporal patterns) into a unified system that uses the existing supply voltage while enabling adaptive light output control through software/electronic parameter management.
Solution Approach 2:
The patent makes the signaling device multi-functional by enabling it to operate in multiple brightness modes and temporal patterns using the same hardware infrastructure. The electronic components store various performance parameters that allow the device to adapt to different operational requirements without requiring separate dedicated systems for each function, thereby reducing manufacturing complexity and cost.
3Adaptability or versatility
If separate power supply units are introduced to enable brightness adjustment, then brightness variability is improved, but energy efficiency is reduced due to increased losses
Solution Approach 1:
The patent combines the brightness control functionality with the existing power supply system, eliminating the need for separate power supply units. By integrating the control electronics and storing brightness parameters within the signaling device itself, the system maintains a single power supply architecture that reduces energy conversion losses and improves overall energy efficiency while still providing variable brightness control.
4Adaptability or versatility
If conventional signaling devices are converted to enable adjustable brightness, then adaptability to different lighting conditions is improved, but device complexity increases
Solution Approach 1:
The patent segments the brightness control functionality into distinct electronic components and stored performance parameters, separating the control logic from the physical illuminant. This modular approach allows the brightness adjustment feature to be implemented as a distinct functional layer that can be managed independently, reducing the perceived complexity of the overall device while maintaining adaptability to different lighting conditions.
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 adjustable brightness levels and flashing sequences, reducing overexposure and energy inefficiencies, while maintaining compatibility with existing systems and reducing material and labor costs.
Implementation Method 1
LED or high-performance LEDs with increased light output are used today
Data Source
Figure 1A~1B
Figure 2~3
Figure 4
AI summary
The device has a signal component (3A) with an optical display unit (20) i.e. LED, for displaying an operational state of an electrical equipment i.e. electric motor. A housing is provided for electronic components (24) i.e. chip, for bus communication. A front module is provided upstream of the signal component. A bus coupling module has a bus and a power supply line. A set of performance parameters e.g. brightness, of the optical display unit is stored in a modifiable manner in the electronic components, where the parameters are determined based on scheduled progress of light output.