Location Tracking System Access Control via Node Detection
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Solution Overview
Problem
Existing location tracking systems, such as GPS and RFID, are not suitable for indoor tracking due to signal penetration issues, and traditional access control systems lack precision in monitoring and granting access to access-controlled entities.
Innovation Solution
A location tracking system that uses a network of LTS nodes to track mobile tags and detect their presence in access-controlled areas, activating access control apparatuses to establish wireless communication and negotiate access rights through Bluetooth or other radio communication schemes, enabling efficient and precise access control without user intervention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional access control systems are used without location tracking integration, then device complexity is reduced, but measurement precision and monitoring accuracy deteriorate
Solution Approach 1:
The patent merges location tracking functionality with access control systems by integrating LTS nodes into the access control infrastructure. The access control apparatus receives location information from LTS nodes and uses it to determine whether to grant access, combining two previously separate functions into a unified system that maintains high measurement precision while managing complexity through functional integration.
Solution Approach 2:
The patent introduces an intermediary mechanism where the access control apparatus acts as a mediator between the location tracking system and the access control decision-making process. The apparatus receives location data from LTS nodes, processes this information, and makes access decisions, thereby integrating location tracking without requiring direct complex interactions between all system components.
2Reliability
If access control apparatus continuously monitors and communicates, then reliability of access control is improved, but power consumption and electromagnetic radiation increase
Solution Approach 1:
The access control apparatus operates periodically rather than continuously - it activates its communication and monitoring functions only when needed based on location information received from LTS nodes. This periodic operation maintains access control reliability by checking location status at appropriate intervals while significantly reducing power consumption and electromagnetic radiation compared to continuous operation.
Solution Approach 2:
The system uses location information autonomously to determine when access control functions should be activated, eliminating the need for continuous manual monitoring or system activation. The access control apparatus self-regulates its operation based on received location data, maintaining reliability only when necessary and reducing energy consumption during idle periods.
3Productivity
If manual access control procedures are used, then device complexity is reduced, but productivity and efficiency deteriorate
Solution Approach 1:
The access control system performs self-service automation by automatically receiving location information from LTS nodes, processing this information to determine access eligibility, and making access decisions without manual intervention. This automation significantly improves productivity and efficiency while managing complexity through standardized automated workflows rather than complex manual procedures.
Solution Approach 2:
The system implements feedback mechanisms where location information from LTS nodes continuously informs access control decisions. The access control apparatus receives location data, processes it against access control policies, and automatically grants or denies access, creating a closed-loop feedback system that automates the access control process and improves efficiency without requiring complex manual oversight.
Data Source
AI summary
A method for controlling access in a location tracking system is provided. In response to detection of the presence of a mobile tag of the location tracking system in an area having at least one access control device, a location tracking device of the location tracking system activates the access control device to initiate establishment of a communication connection with the mobile tag so as to negotiate access rights of the mobile tag.


