Portable Device Access Control via Code Verification
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Solution Overview
Problem
Existing access control systems often require users to carry multiple items or perform complex authentication processes, which can be inconvenient and may not provide sufficient security.
Innovation Solution
An access control system that detects a portable electronic device using sensors and sends an access code to it, allowing the user to gain access by presenting the device at an access terminal, where the code is verified, thereby granting access without the need for additional tokens or complex authentication.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional access control systems use multiple items (tokens, passwords, RFID tags), then security is improved, but device complexity and ease of operation deteriorate
Solution Approach 1:
The patent combines multiple access control functions (RFID detection, access code storage, authentication) into a single portable electronic device. The device integrates a sensor to detect the user's presence, stores access codes, and communicates with the access control system through a single interface, eliminating the need for separate tokens, keys, and RFID tags while maintaining security through multi-factor authentication.
Solution Approach 2:
The portable electronic device serves multiple functions: it acts as an RFID tag for detection, stores access codes for authentication, displays visual cues for user guidance, and communicates with both the access control system and the user. This multi-functional design replaces multiple specialized devices with one universal access control device.
2Reliability
If traditional access control systems require multiple items and complex authentication processes, then security is improved, but ease of operation deteriorates
Solution Approach 1:
The system automatically detects the user's presence through the portable device's sensor, retrieves the appropriate access code without requiring manual input, and presents authentication information automatically. The user simply needs to have the device ready and present it to the access control system, eliminating the need to manually handle multiple items or remember complex authentication sequences.
3Ease of operation
If access control systems use single factor authentication, then ease of operation is improved, but security deteriorates
Solution Approach 1:
The system performs preliminary actions by pre-storing multiple access codes in the portable device before the user needs access. The device proactively detects the user's presence and retrieves the appropriate code in advance, so that when authentication is required, the user doesn't need to manually provide multiple factors - they simply present the device that already contains the pre-retrieved authentication information.
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
This method provides convenient and secure access control by eliminating the need for multiple items and complex authentication, utilizing different communication channels to enhance security and user experience.
Implementation Method 1
An access control system can be configured to detect the presence of a portable electronic device carried by a user in a first area
Implementation Method 2
the access terminal, which reads the access code from the device
Data Source
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AI summary
An access control system can be configured to detect the presence of a portable electronic device carried by a user in a first area. The access control system sends an access code to the device. In a second area, the user presents the portable electronic device to an access terminal, which reads the access code from the device. If the access code read from the device matches the access code that was sent to the device by the system, then the access control system grants access to the user.