Passive Tag Access Control with Mobile Diagnostics
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Solution Overview
Problem
Existing access control systems fail to provide users with clear reasons for denied access and complicate the process of obtaining or updating access rights, while also making it difficult to diagnose issues with access control devices when they malfunction.
Innovation Solution
A system that uses mobile devices to communicate with passive tags and access control systems, allowing users to receive reasons for access denial and facilitating easier access updates, and enabling maintenance engineers to diagnose device issues through diagnostic information from these tags.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If traditional access control systems are used, then access control functionality is provided, but users cannot obtain clear reasons for access denial and the process of obtaining access rights is long and difficult
Solution Approach 1:
A mobile device serves as an intermediary between the access control device and the user. The mobile device receives diagnostic information from the access control device via a passive tag, processes this information, and presents it to the user in a comprehensible format. This intermediary role enables users to understand access denial reasons without requiring direct access to the access control system's internal diagnostics.
Solution Approach 2:
The system implements a feedback loop where the access control device provides diagnostic information about access decisions to the mobile device, which then relays this information to the user. This feedback mechanism allows users to understand why access was denied and what steps are needed to obtain access rights, transforming the traditional one-way access control into an informative two-way communication system.
2Adaptability or versatility
If access control devices are deployed at multiple locations, then access control coverage is improved, but maintenance and diagnosis become more difficult
Solution Approach 1:
Each access control device is equipped with a passive tag that enables it to provide its own diagnostic information. When a maintenance engineer approaches the device with a mobile device, the access control device automatically provides diagnostic information about its operational status, errors, and access denial reasons. This self-service capability eliminates the need for engineers to manually inspect each device or travel to centralized control locations for diagnostics.
Solution Approach 2:
The patent replaces manual mechanical inspection methods with wireless electronic communication. Instead of physically examining device components or accessing centralized control systems, maintenance engineers use mobile devices to wirelessly retrieve diagnostic information from passive tags at each access control location. This substitution dramatically simplifies maintenance across multiple distributed locations.
3Reliability
If centralized access control management is used, then security control is improved, but user mobility and quick access updates are restricted
Solution Approach 1:
The system performs preliminary actions by having the mobile device collect and process diagnostic information from the access control device before the user actually needs access. The mobile device can pre-fetch access rights information, validate user credentials, and prepare access authorization in advance. This preliminary processing enables faster access decisions when users actually approach the access control device.
Solution Approach 2:
The system transitions from static centralized access control to dynamic distributed access control. Access rights information is dynamically retrieved and validated at the point of access using the mobile device and passive tag, rather than being statically predetermined. This dynamic approach maintains security through centralized validation while enabling quick local access decisions, improving both speed and user mobility.
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 system streamlines access management by providing users with clear reasons for access denial and simplifying the access update process, while allowing for quicker diagnosis of access control device malfunctions, reducing the need for users and engineers to travel to other locations.
Implementation Method 1
receiving, by a mobile device, information from a passive tag
Data Source
AI summary
Methods, devices, and systems for managing access rights are described herein. One method includes receiving, by a mobile device, information from a passive tag located at an entrance to an area, wherein the information includes identification information for the entrance, sending, by the mobile device to a computing device of an access control system associated with the area, the information from the passive tag and a request to access the area, and granting, by the computing device of the access control system, access to the area based on the information from the passive tag and the request to access the area.