Tamper-Proof Vaping Device Using Irremovable RFID Tags
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Solution Overview
Problem
Existing vaping devices lack effective means to prevent the use of counterfeit or adulterated e-liquid cartridges, which can contain harmful substances like vitamin E acetate and THC, due to generic RFID systems with long detection ranges and lack of tamper-proofing mechanisms, leading to safety concerns and market obsolescence.
Innovation Solution
Implementing tamper-proof systems with irremovable RFID tags and wireless scanners in vaping devices, ensuring the heating element only activates with valid, authorized cartridges, using short-range communication protocols to prevent counterfeit usage and ensure product integrity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a generic RFID system with long detection range is used, then device complexity is reduced, but measurement precision deteriorates because multiple RFID chips in a large area cannot be distinguished
Solution Approach 1:
The patent applies local quality by creating distinct zones with different RFID detection characteristics. The system uses multiple RFID readers positioned at different locations, each with a specific detection zone. By assigning unique identification codes to each zone and requiring sequential detection across zones, the system achieves precise localization and identification of cartridges without increasing overall system complexity significantly.
2Reliability
If additional electronics including RFID systems and resistors are added to liquid storage portions, then reliability improves through authentication, but device complexity increases
Solution Approach 1:
The patent extracts the complex authentication electronics from the liquid storage portion (cartridge) and places them in the vaping device itself. The cartridge contains only a simple RFID chip and resistor, while the sophisticated RFID readers, processors, and authentication logic are located in the vaping device. This extraction maintains reliability through authentication while minimizing the complexity added to the replaceable cartridge component.
3Reliability
If RFID tags are made irremovable to prevent tampering, then reliability improves, but ease of manufacture deteriorates
Solution Approach 1:
The patent applies preliminary action by integrating the RFID tag application into the cartridge sealing process. The RFID tags are applied to the cartridge during manufacturing, before the cartridge is filled with e-liquid and sealed. The sealing process itself becomes part of the RFID tag application, where the sealant material simultaneously closes the cartridge opening and secures the RFID tag in place. This approach ensures tamper resistance while maintaining ease of manufacture by combining two operations into one.
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
Prevents the use of unauthorized or adulterated cartridges by ensuring only approved products are recognized and used, enhancing user safety and maintaining device functionality with updated security features.
Implementation Method 1
a RFID transceiver and a processor in communication with the heating element and the RFID scanner
Data Source
AI summary
Systems for tamper proofing vapor device e-liquid tanks are provided. The systems comprise tanks with one or more irremovable Radio Frequency Identification tags (RFID) tags. The tanks are used in conjunction with vaping devices that are equipped with a wireless RFID scanner and a processor. The tank may include a memory device with authentication data and a partial wired circuit segment connected thereto. The vape device may also include a wired a circuit segment connected to the processor and a battery. The two wired circuit segments are connected together physically and electrically to form a complete circuit when the tank makes physical contact with the vape device. The connection allows the processor to periodically read the memory device to ensure the tank is not replaced with an adulterated tank after the RFID tag(s) enable the heating element.