Automated Authentication Token Testing via Rotary Table
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Solution Overview
Problem
Conventional authentication tokens with laminated internal components pose challenges in testing for functionality and manufacturing errors, such as incorrect RFID serial numbers and malfunctioning buttons, which are time-consuming and prone to human error when performed manually.
Innovation Solution
An automated testing apparatus and method using a rotary table with multiple stations for scanning, verifying, and testing authentication tokens, including RFID serial number verification, OTP generation, and activation testing, to identify and separate defective tokens, allowing for efficient quality control and manufacturing integration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual testing methods are used to test authentication tokens, then human operators can verify token functionality, but the process is time-consuming and prone to human error
Solution Approach 1:
The patent replaces manual mechanical testing operations with an automated testing apparatus that uses mechanical actuators to press buttons and optical sensors to read OTP displays. This substitution eliminates human error in testing while maintaining the physical interaction needed to activate tokens, thereby improving measurement precision without proportionally increasing testing time.
Solution Approach 2:
The testing apparatus enables tokens to be tested automatically without human intervention. The system self-activates tokens through mechanical actuators, self-reads displayed OTPs through optical sensors, and automatically compares readings against expected values. This self-service capability dramatically reduces both testing time and human error while maintaining comprehensive verification.
2Manufacturing precision
If tokens are opened to inspect internal components, then manufacturing defects can be identified, but the laminated internal components may be damaged
Solution Approach 1:
The patent extracts the inspection function from physical token disassembly. Instead of opening tokens to examine internal components, the testing apparatus externally verifies token functionality by activating buttons and reading OTP displays. This extraction allows defect detection through functional testing without compromising token integrity or damaging laminated internal components.
Solution Approach 2:
The testing apparatus creates a functional copy of the authentication process without requiring physical access to internal components. By externally stimulating the token and capturing its output, the system verifies manufacturing precision through behavioral observation rather than internal inspection, thereby preserving token strength and integrity.
3Productivity
If automated testing apparatus is used to test large quantities of tokens, then testing efficiency is improved, but device complexity increases
Solution Approach 1:
The testing apparatus is segmented into distinct functional modules: mechanical actuators for button activation, optical sensors for OTP reading, communication interfaces for database interaction, and control systems for coordinating operations. This segmentation allows each module to be independently optimized and maintained, managing device complexity while enabling high-throughput automated testing of multiple tokens simultaneously.
Solution Approach 2:
The testing apparatus is designed as a universal platform capable of testing various token types through standardized interfaces. The mechanical actuators can press different button configurations, optical sensors can read various display formats, and the system can accommodate different token geometries. This multi-functionality achieves high productivity across diverse token products without proportionally increasing device complexity.
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
Enables rapid, accurate testing of large quantities of authentication tokens, minimizing human error and identifying manufacturing issues in real-time, ensuring only functional tokens are delivered and facilitating further manufacturing steps like engraving and programming.
Implementation Method 1
an RFID reader 62 that scans a serial number embedded in the token
Data Source
AI summary
A process and apparatus for automated testing of authentication tokens is disclosed which verifies the physical functioning of the tokens and the validity of the one-time passcodes (OTPs) displayed by the tokens during testing. The testing is automated to allow for large quantities of tokens to be tested in a single procedure, and also separates rejected tokens according to the particular failed test process identified with the token. In one embodiment, a rotary table is provided for testing, the table having multiple positions for performing different test procedures and for separating rejected tokens according to the particular test failed.