Vaping Heater Unlock via Thumbprint and Bioimpedance Authentication
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Solution Overview
Problem
Current vaping device technologies fail to consistently and conveniently verify a user's age and identity, allowing underage users to access and use vaping devices, and limit e-juice flavors to unappealing options to curb underage use, which denies access to legal users.
Innovation Solution
A personal vaping device (PVD) that authenticates users through a combination of thumbprint and bioimpedance analysis, ensuring only authorized users can activate the heating chamber by comparing the user's identity data combination with stored data within a statistical confidence level.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If current authentication methods are used, then device operation is simple, but authentication reliability is poor allowing underage access
Solution Approach 1:
The patent combines multiple authentication modalities (fingerprint sensing, facial recognition, and biometric verification) into a unified authentication system. This merging of different biometric technologies creates a multi-layered verification process that significantly improves authentication reliability while managing complexity through integrated system architecture.
Solution Approach 2:
The patent introduces an authentication server as an intermediary component that manages verification processes. This server acts as a mediator between the user and the vaping device, handling complex authentication logic and data verification, thereby improving reliability without requiring the device itself to become overly complex.
2Object-affected harmful factors
If e-juice flavors are limited to curb underage use, then harmful factors are reduced, but ease of operation is worsened by denying access to legal users
Solution Approach 1:
The patent implements a feedback mechanism where the authentication system continuously verifies user identity and provides real-time feedback on authentication status. This allows the system to dynamically control access based on verified user eligibility, preventing underage access while ensuring seamless access for authenticated legal users without requiring flavor restrictions.
3Reliability
If repeated reauthentication is required, then authentication security is improved, but loss of time increases due to frequent verification
Solution Approach 1:
The patent performs preliminary authentication actions by capturing and verifying biometric data (fingerprint and facial recognition) during the initial setup phase. This preliminary action stores verified user identity information, allowing subsequent uses to rely on pre-verified data rather than requiring repeated full authentication sequences, thus maintaining security while reducing time loss.
Solution Approach 2:
The patent implements dynamic authentication behavior where the system adjusts verification requirements based on usage patterns and context. After initial strong biometric verification, the system can transition to less intrusive verification methods for subsequent uses, creating a dynamic balance between security and time efficiency that adapts to user behavior.
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
Instantly verifies authorized users, preventing underage access while allowing legal users to use desired e-juice flavors, enhancing user authentication security and convenience.
Implementation Method 1
perform a bioimpedance analysis ('BIA') to measure a bioimpedance signature of the active user... First and second BIA sensors may be physically associated with the thumb reader and the mouthpiece such that a low voltage circuit is created through the user's body
Data Source
AI summary
A personal vaping device (“PVD”) for age authenticated vaping is configured to read the thumbprint of an active user of the vaping device and, essentially simultaneously, perform a bioimpedance analysis (“BIA”) to measure a bioimpedance signature of the active user. The combination of the user's thumbprint with the bioimpedance signature defines a unique identity data combination for the user that can be compared to stored identity data combinations of authorized users. If the identity data combination of the active user matches, within a statistical confidence level, a stored identity data combination of an authorized user, the vaping device “unlocks” its heating chamber such that power is supplied to the coil/heating element for vaporizing e-juice.