LED Mesh Network Bridge Node Selection
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Solution Overview
Problem
Existing LED illumination systems using wireless communication modules are inconvenient for users as they require specific positioning of the user terminal and may experience network phase changes or communication termination when adding or removing LED lamps, leading to operational challenges.
Innovation Solution
An LED illumination system with a mesh network configuration where LED lamps have a wireless communication module, power management unit, and control unit, enabling dynamic bridge node configuration based on user terminal position, allowing operation without specific positioning of the bridge node, and facilitating network adjustments with mesh nodes prioritizing connection based on distance and traffic.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If wireless communication modules are added to LED lamps to enable remote control, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The system automatically performs bridge node selection and network configuration without requiring user intervention. LED lamps autonomously join the mesh network and the controller automatically identifies and connects to the bridge node, eliminating the need for manual configuration and reducing operational complexity while maintaining remote control capability
Solution Approach 2:
The system dynamically changes operational parameters including automatic bridge node selection based on network conditions, adaptive power consumption modes, and flexible communication protocols. These parameter adjustments allow the system to optimize performance while simplifying user interaction with the remote control functionality
2Ease of operation
If wireless communication modules are added to LED lamps to enable remote control, then ease of operation is improved, but reliability deteriorates due to network phase changes and communication termination
Solution Approach 1:
The system implements dynamic bridge node selection where any LED lamp in the mesh network can become the bridge node based on real-time network conditions. This dynamic approach prevents network phase changes and communication termination by automatically adapting to network topology changes, maintaining reliable communication while enabling remote control operation
Solution Approach 2:
The system prepares for potential network failures by implementing redundant communication paths and automatic failover mechanisms. Before communication termination occurs, the system establishes backup routes and pre-configures alternative bridge nodes, ensuring continuous reliable operation of the remote control functionality
3Adaptability or versatility
If LED lamps are added or removed from the network, then adaptability is improved, but reliability deteriorates due to network phase changes and communication termination
Solution Approach 1:
The mesh network dynamically adapts to topology changes when LED lamps are added or removed. The system automatically reconfigures communication paths and selects new bridge nodes as needed, maintaining network stability and preventing communication termination while preserving the flexibility to modify the network configuration
4Reliability
If bridge node position is predefined to ensure communication range, then reliability is improved, but ease of manufacture deteriorates due to installation complexity
Solution Approach 1:
The system eliminates the need for predefined bridge node positioning by implementing automatic bridge node selection. During installation, any LED lamp can be installed in any position, and the system autonomously identifies the optimal bridge node based on network conditions, ensuring communication reliability without requiring technical knowledge or precise positioning during installation
Data Source
AI summary
An LED illumination system includes a plurality of LED lamps. Each of the LED lamps includes: an LED array including one or more LED elements that interoperate with input power and emit light; a power management unit that controls supplied power so that power is input to the LED array; a control unit that controls the power management unit to control an operation of the LED array in response to a signal input set by a user through a user terminal; and a wireless communication module that transmits a received wireless communication signal to the control unit and transmits information received from the control unit in the form of a wireless communication signal.