RFID Utility Controller With Touchless Valve Activation
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Solution Overview
Problem
Existing utility control systems are either complex and costly or require manual operation, leading to inefficiencies and safety risks, especially in environments where operators are not well-trained, and lack intuitive and reliable control mechanisms.
Innovation Solution
A touchless utility controller using RFID technology for activation and deactivation of utilities, combined with a visual indicator for state confirmation, eliminating physical interfaces and incorporating a shutdown timer for automatic deactivation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual operation interfaces are used for utility control, then operators can directly control utilities, but the system requires physical interfaces that increase complexity and reduce durability
Solution Approach 1:
The patent replaces mechanical physical interfaces (buttons, switches, dials) with RFID wireless communication technology. The RFID reader detects RFID tags without physical contact, eliminating the need for mechanical components while maintaining ease of operation. Operators simply bring RFID tags near the controller to activate or deactivate utilities, substituting mechanical interaction with electromagnetic field-based communication.
2Ease of operation
If physical interfaces are used for utility control, then direct manual control is enabled, but durability is reduced due to environmental exposure and wear
Solution Approach 1:
By replacing mechanical interfaces with RFID wireless communication, the patent eliminates physical components that are subject to wear, corrosion, and environmental damage. The RFID reader and tags use electromagnetic fields for communication, requiring no physical contact or moving parts, thereby significantly improving reliability and durability in harsh environments.
3Reliability
If complex control systems are used for utility management, then precise control is achieved, but manufacturing cost and complexity increase
Solution Approach 1:
The patent extracts and eliminates unnecessary complex components from traditional utility control systems. By using simple RFID tags for identification and a straightforward reader-response mechanism for control, the system achieves precise utility management without requiring complex control logic, multiple sensors, or elaborate interface mechanisms. The core control function is preserved while removing extraneous complexity.
Solution Approach 2:
The patent uses RFID tags as simple information carriers that copy or transmit identification data without requiring complex processing. The tags contain unique identifiers that the reader detects and processes through simple comparison logic, enabling precise control decisions without needing complex systems. This information copying approach simplifies the overall control architecture while maintaining accuracy.
4Reliability
If touchless control is implemented using RFID, then physical interaction is minimized improving durability, but the system requires RFID readers and tags adding component count
Solution Approach 1:
The patent substitutes mechanical physical interfaces with RFID electromagnetic communication. Although this introduces RFID readers and tags, it eliminates numerous mechanical components (buttons, switches, displays, wiring). The RFID components are solid-state with no moving parts, improving reliability while the overall system complexity is reduced by removing mechanical subsystems.
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
Provides intuitive, reliable, and cost-effective control of utilities with reduced manufacturing complexity, improved durability, and enhanced safety by minimizing physical interaction and environmental exposure.
Implementation Method 1
receiving, by the RFID reader, an RFID signal from an RFID tag, the RFID signal including a unique identifier
Implementation Method 2
illuminating the visual indicator to a first color
Data Source
AI summary
A touchless utility controller is provided. In examples, the utility controller comprises a housing encompassing circuitry configured to receive a signal, and based on the received signal, provide an activation signal to a valve control device for a valve. The housing may comprise a face having an illuminated portion to allow for a visual indictor to illuminate the illuminated portion, wherein the face does not include any physically activated interface elements. In addition, the housing may include at least one of an outer side perimeter connected to the face or a back side, wherein at least one of the outer side perimeter or the back side defines at least one through hole for receiving a input power wiring and output transmission wires for connecting to the valve control device for the valve controlling one of gas or water.