Managed Access System for Secure Facility Wireless Control
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The smuggling of contraband mobile wireless devices into correctional and secure facilities poses a significant security risk due to advancements in technology and various smuggling methods, making it difficult for physical security measures alone to prevent their introduction and detection.
Innovation Solution
A managed access system utilizing a network of antennas and radio equipment, managed by a controller that communicates with mobile wireless devices within the facility to block unauthorized access to the wireless network while allowing authorized devices to connect, with features like registration, time limits, and selective communication management.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If physical security measures are implemented to prevent smuggling of mobile wireless devices, then security against unauthorized device introduction is improved, but the difficulty of detection and the variety of smuggling methods make complete prevention impossible
Solution Approach 1:
The patent replaces physical security measures with an electromagnetic field-based detection system. The system uses wireless signals to automatically detect and identify mobile devices within the facility, eliminating the need for manual physical inspections and overcoming the limitations of physical security against diverse smuggling methods.
Solution Approach 2:
The patent introduces a managed access system as an intermediary between mobile devices and the commercial wireless network. This system acts as a gatekeeper that authenticates devices and controls their access to the network, providing a layer of security that does not depend on preventing physical smuggling but rather on controlling network access.
2Difficulty of detecting and measuring
If detection systems are deployed to find contraband devices inside facilities, then the ability to detect unauthorized devices is improved, but the cost and operational complexity increase significantly
Solution Approach 1:
The managed access system serves multiple functions: it provides authorized devices with network access, detects unauthorized devices, and controls communications. This multi-functionality eliminates the need for separate dedicated detection systems, reducing overall complexity and operational burden on facility personnel.
Solution Approach 2:
The system automatically performs detection, authentication, and access control without requiring manual intervention. The managed access controller autonomously manages device registrations, monitors for unauthorized devices, and enforces access policies, significantly reducing personnel time and training requirements compared to manual detection methods.
3Reliability
If jammer technologies are used to disrupt communications of unauthorized devices, then the ability to block contraband device access is improved, but the disruption of legitimate communications and potential harm to authorized users increases
Solution Approach 1:
The system continuously monitors wireless communications and provides feedback to the managed access controller. When an unauthorized device is detected, the system responds by blocking only that specific device's communications while allowing legitimate authorized devices to continue communicating normally. This targeted approach avoids the broad disruption caused by jammers.
Solution Approach 2:
The system applies different access control policies to different devices based on their authorization status. Authorized devices receive full network access, unauthorized devices are blocked, and the system can provide selective communications for specific device types or locations. This localized control prevents the blanket disruption inherent in jammer technology.
4Reliability
If access management systems are implemented to provide network access to authorized devices only, then the security against unauthorized network access is improved, but the complexity of managing device registrations and access control increases
Solution Approach 1:
The system automatically manages device registrations, authentication, and access control without requiring manual configuration or intervention. The managed access controller autonomously handles device onboarding, maintains authorization databases, and enforces access policies, significantly reducing the operational complexity compared to manually managed access control systems.
Data Source
Figure 1
Figure 2A
Figure 2B
AI summary
A managed access system for mobile wireless devices (MWDs) in a facility that is geographically within a wireless communications network includes a plurality of antennas at the facility. Radio equipment is coupled to the antennas. A management access controller cooperates with the radio equipment to communicate with a given MWD within the facility, blocks outside communications via the wireless communications network when the given MWD is an unauthorized MWD, and provides outside communications when the given MWD is an authorized MWD. The management access controller registers a candidate MWD as an authorized MWD and provides selective communications with both authorized and unauthorized MWD's within the facility.