Biometric Vaporizer Fingerprint Authentication Circuit
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Solution Overview
Problem
Existing handheld vaporizers lack effective security measures to prevent underage and unauthorized use, as current locking mechanisms are easily defeated by children and thieves, requiring additional user steps for activation and lacking ease of use for intended users.
Innovation Solution
A biometric handheld vaporizer incorporating a fingerprint sensor and microcontroller that requires authorized fingerprint input or wireless authorization via a smartphone app for device activation, ensuring secure and easy operation for legitimate users.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If locking mechanisms (caps, switches, buttons) are added to prevent unauthorized use, then security against underage and theft is improved, but device complexity and ease of operation deteriorate
Solution Approach 1:
The patent replaces mechanical locking mechanisms (caps, switches, buttons) with a biometric authentication system using fingerprint sensors. This substitution eliminates the need for complex mechanical security features while providing more reliable security through unique biometric identification. The fingerprint sensor integrates into the device's existing structure, avoiding additional mechanical components that would increase complexity.
Solution Approach 2:
The biometric authentication system enables the device to automatically verify user identity without requiring manual intervention to engage or disengage locks. The fingerprint sensor passively captures and verifies biometric data, and the system automatically controls access based on authentication results, eliminating the need for users to manually operate locking mechanisms.
2Reliability
If locking mechanisms (caps, switches, buttons) are added to prevent unauthorized use, then security against underage and theft is improved, but ease of operation deteriorates
Solution Approach 1:
The patent replaces manual locking mechanisms with an automated biometric authentication system. Users simply place their finger on the sensor for instant verification, eliminating the need to remember or manually operate complex locking procedures. The system automatically grants or denies access based on fingerprint matching, significantly improving ease of operation.
Solution Approach 2:
The biometric data is captured and stored in advance during device setup or first use. This preliminary action enables rapid authentication during subsequent operations, as the system already has the user's fingerprint template ready for comparison, eliminating the need for users to perform any complex actions during actual use.
3Reliability
If biometric authentication is implemented, then prevention of underage and unauthorized use is improved, but device complexity increases
Solution Approach 1:
The fingerprint sensor serves multiple functions: it acts as both a security authentication mechanism and a user interface element. By integrating the biometric sensor into existing device components (such as the power button or display area), the patent avoids adding separate security hardware, thereby minimizing the increase in device complexity while achieving robust prevention of unauthorized use.
Data Source
AI summary
A biometric handheld vaporizer has a housing, a mouthpiece, an oil reservoir, an atomizer, a battery, a battery charging port, a fingerprint sensor, and a microcontroller. The handheld vaporizer remains inoperable until a user submits a photo ID for age verification. One method of using a biometric handheld vaporizer involves inputting fingerprints into the vaporizer, the fingerprints stored on the microcontroller; and, when a user desires to use the vaporizer, placing the authorized fingerprint on the fingerprint sensor, which, upon authorization, closes a circuit to activate an atomizer within the vaporizer.