Detecting Unauthorized Wireless Communication Repeaters
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Solution Overview
Problem
Unauthorized wireless communication repeaters can intercept data from user equipment by mimicking base station signals, leading to data security concerns and network performance degradation, as existing technologies lack effective detection mechanisms.
Innovation Solution
A network-based detection system that monitors wireless communications, compares signal strength and timing advance parameters with historical data to identify unauthorized repeaters, and takes mitigating actions to prevent data interception and restore network performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-generated harmful factors
If unauthorized wireless communication repeaters are deployed to intercept data, then data interception capability is improved, but network security and data protection deteriorate
Solution Approach 1:
The patent introduces a network device as an intermediary that monitors wireless communications between user equipment and base stations. This mediator detects parameters such as timing advance and signal strength to identify unauthorized repeaters, thereby protecting network security without preventing legitimate communication operations
Solution Approach 2:
The system implements feedback mechanisms where the network device continuously monitors communication parameters and provides detection results back to the network. When unauthorized repeaters are detected through parameter analysis, the system can trigger mitigation actions to restore network security
2Object-generated harmful factors
If unauthorized wireless communication repeaters are used to mimic base station signals, then signal interception effectiveness is improved, but network performance and stability deteriorate
Solution Approach 1:
The patent employs preliminary detection actions by continuously monitoring timing advance and signal strength parameters before significant network performance degradation occurs. The system proactively identifies unauthorized repeaters and can trigger mitigation actions to prevent network instability
Solution Approach 2:
The monitoring system provides continuous feedback on communication parameters to detect deviations caused by unauthorized repeaters. This feedback loop enables the network to respond to performance degradation threats and restore stability through appropriate mitigation actions
3Device complexity
If existing technologies are used without detection mechanisms, then device simplicity is maintained, but detection capability and security protection deteriorate
Solution Approach 1:
The patent introduces a dedicated network device as an intermediary specifically for detection purposes. This separate component adds detection capability without complicating the core communication functions of user equipment and base stations, maintaining relative system simplicity while enabling security monitoring
Solution Approach 2:
The detection system monitors copies of communication parameters (timing advance, signal strength) without interfering with the actual communication data flow. By analyzing parameter copies rather than disrupting real communications, the system achieves detection capability while maintaining operational simplicity
Data Source
AI summary
A device may receive a wireless communication that is provided to a wireless network by a user equipment. The device may identify a value of a parameter of the wireless communication. The device may obtain an expected value of the parameter. The device may compare the value and the expected value. The device may determine, based on comparing the value and the expected value, that the wireless communication was relayed by a wireless communication repeater. The device may determine that the wireless communication repeater is unauthorized to relay the wireless communication. The device may perform an action associated with the wireless communication repeater relaying the wireless communication and based on the wireless communication repeater being unauthorized to relay the wireless communication.