Universal Programmable Signaling Device with Self-Diagnosis
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Solution Overview
Problem
Existing signaling systems require dedicated devices for specific applications, making them non-universal and necessitating replacement for functional changes, which is inefficient and costly.
Innovation Solution
A universal, programmable, and customizable signaling device with 360° viewing angle capabilities, using LED pixels and input modules for various industrial contexts, allowing for visual and audible alarms, animations, and self-diagnosis.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If dedicated signaling devices are used for specific applications, then the device can be optimized for that specific function, but the system lacks universality and requires device replacement for functional changes
Solution Approach 1:
The signaling device incorporates a programmable controller that can execute different signaling patterns, animations, and protocols through software configuration. The device includes multiple light indicators (LEDs) arranged in various configurations and multiple sound indicators (sirens, buzzers) that can be independently controlled. Input modules accept various signal types (digital, analog, pulse-width modulated) and the device can be configured through configuration files or programming interfaces. This universal design allows a single device to replace multiple dedicated signaling devices while maintaining optimized performance for different applications through software control rather than hardware changes.
2Productivity
If dedicated signaling devices are used for specific applications, then the device performance can be optimized for that application, but device replacement is necessary for functional changes which is inefficient and costly
Solution Approach 1:
The signaling device features programmable light indicators that can dynamically change patterns, colors, and intensities based on control signals. The light indicators include LEDs that can be individually or collectively controlled to create various signaling patterns. Sound indicators can dynamically adjust frequency, amplitude, and timing. The controller can be reprogrammed through configuration files or programming interfaces to adapt to different operational requirements. This dynamic capability allows the device to be quickly reconfigured for different functions without physical replacement, thereby improving productivity and eliminating device replacement time.
3Adaptability or versatility
If a universal programmable device is used, then functional adaptability and operational efficiency are improved, but the device complexity increases
Solution Approach 1:
The signaling device incorporates self-diagnosis functionality where the controller monitors the operational status of light indicators, sound indicators, and input modules. Diagnostic routines detect faults in individual components and can isolate failures to specific elements. The controller receives feedback from status indicators about device health and can trigger alarm conditions or switch to backup components. This feedback mechanism simplifies the user interface by automatically managing the complexity of multiple components, allowing the device to maintain high functional versatility while the controller handles the internal complexity through automated monitoring and diagnostic routines.
4Adaptability or versatility
If multiple light indicators are arranged across indicating surfaces in different viewing directions, then the signaling capability in all directions is improved, but the device complexity and manufacturing cost increase
Solution Approach 1:
The signaling device divides the light indicators into multiple independent strings or segments, each string containing multiple LEDs that can be individually controlled or grouped. Each string can be independently wired to the controller, allowing flexible configuration of viewing directions and patterns. This segmentation allows the device to provide 360-degree coverage by arranging light strings on different faces of a polyhedral housing, while simplifying manufacturing by using modular light string assemblies that can be pre-tested and replaced as units. The segmented architecture also enables partial failures to be isolated to individual strings rather than affecting the entire signaling system.
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 flexible and efficient presentation of status information across diverse applications, reducing the need for device replacement and enhancing operational efficiency with customizable functionality and self-diagnostic capabilities.
Implementation Method 1
light indicators, such as a colored light-emitting diode (LED) screen
Implementation Method 2
The sound indicator presents the status information by emitting sound
Data Source
AI summary
A signaling system includes a universal, programmable, and customizable signaling device. The signaling device includes light indicators, such as a colored light-emitting diode (LED) screen with pixels distributed on an indicating surface of the device facing all directions. A segmented assembly with driver, light, sound, and diagnostic sections allows customization of the device to accommodate different size requirements in different contexts. The signaling device includes both analog and digital inputs for receiving control signals from a monitored system, as well as additional inputs for receiving signaling instructions from a configuration device. Based on the signaling instructions and the control signals, the signaling device presents status information for the monitored system via programmed audible and visual alarms and signaling patterns, including animations. Diagnostic monitors of the signaling device determine a diagnostic status for the device, and a diagnostic indicator presents diagnostic information to ensure that the signaling device is operating normally.