Securing the positioning reference signal in the User Access Tool (UE) positioning system.
Patent Information
- Application Number
- TH2301006379
- Authority / Receiving Office
- TH · TH
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2022-01-26
- Publication Date
- 2026-08-17
AI Technical Summary
Positioning Reference Signals (PRS) in wireless communication networks are vulnerable to man-in-the-middle attacks, which degrade the accuracy of location estimation by allowing attackers to decode and mimic reference signals, thereby reducing the reliability of user equipment (UE) positioning.
Securing PRS resources by withholding transmission parameters for decoding until after signal transmission, and making these parameters nondeterministic to prevent attackers from predicting subsequent parameters, allowing receiving devices to buffer signals and process them only after receiving the necessary parameters.
Enhances the security and accuracy of UE positioning by preventing attacks and ensuring that only authorized devices can decode and process PRS resources, thereby maintaining the integrity of location estimation.