NFC Address Writer for DMX Lighting Fixture Waterproofing
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Solution Overview
Problem
Traditional DMX lamps face challenges in achieving a waterproof design due to mechanical switches, which complicate operation and require opening the lamp housing for installation, limiting their versatility and practicality, especially in underwater applications.
Innovation Solution
The integration of NFC controllers between the DMX controller and lamps allows for wireless address writing and data extraction, eliminating the need for mechanical switches and enabling real-time control of light effects without altering the lamp's structure, thus enhancing waterproofing and universality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a mechanical dial switch is added to the DMX lamp to determine the initial position, then the lamp can receive and process DMX data, but the waterproof design becomes more difficult and the operation becomes more complex
Solution Approach 1:
The patent replaces the mechanical dial switch with an NFC (Near Field Communication) controller that uses wireless electromagnetic fields to write and read address information. This eliminates the mechanical component entirely, achieving both simpler operation (no physical switching) and better waterproofing (no mechanical parts to seal around). The NFC controller communicates with a mobile device or programming tool through electromagnetic induction, completely removing the mechanical interface from the lamp housing.
Solution Approach 2:
The NFC controller acts as an intermediary between the external programming device and the DMX data stream. It receives address information wirelessly through NFC, stores it internally, and then uses it to extract and process the appropriate DMX data from the incoming signal. This intermediary approach eliminates the need for mechanical switches while maintaining the address-setting functionality.
2Adaptability or versatility
If the lamp housing is opened to install the dial switch, then the lamp can be configured, but the waterproof structure is compromised and installation becomes more complex
Solution Approach 1:
By replacing the mechanical dial switch with an NFC controller, the patent eliminates the need to open the lamp housing for configuration. The NFC controller can be programmed wirelessly through the intact housing using electromagnetic fields that penetrate the housing material. This maintains the waterproof structure while providing configuration flexibility.
Solution Approach 2:
The NFC controller enables the lamp to be configured and programmed without requiring physical access to internal components. The system serves itself by allowing external devices to write address information and configure settings through the housing material using NFC technology, eliminating the need for manual installation and configuration steps that would compromise the waterproof seal.
3Reliability
If a mechanical switch is used for address setting, then the lamp can be addressed on the DMX bus, but the waterproofing is compromised and the lamp structure becomes more complex
Solution Approach 1:
The patent replaces the mechanical switch-based address setting with an NFC controller that uses wireless electromagnetic communication. This provides reliable address setting through wireless programming while eliminating mechanical components that would add structural complexity and compromise waterproofing. The NFC controller stores address information in non-volatile memory, ensuring reliable retention without mechanical parts.
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
This solution enables wireless address writing and control of DMX lamps, improving waterproofing and reducing operational complexity, making the lighting fixture more versatile and practical for underwater systems while reducing costs.
Implementation Method 1
at least one NFC controller configured for receiving the light control data output by the DMX controller
Data Source
AI summary
The invention provides a lighting fixture based on a DMX controller, and a control method. The lighting fixture includes an NFC address writer, a DMX controller for outputting light control data, NFC controllers receiving data from the DMX controller, and DMX lamps receiving data from the NFC controllers, wherein the DMX controller, the NFC controllers and the DMX lamps are electrically connected in sequence, the NFC address writer is used for modifying address information of the NFC controllers in real time, the NFC controllers selectively extract the light control data output by the DMX controller according to the address information and output the extracted light control data to the DMX lamps, and the DMX lamps change light according to the light control data received from the NFC controllers.