V2X Terminal Positioning via Neighboring Cell Assistance
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Solution Overview
Problem
Current Vehicle to Everything (V2X) technologies lack a reliable method for terminal device positioning, especially in scenarios requiring cross-operator compatibility and precise location information.
Innovation Solution
A positioning method that involves receiving positioning assistance information, performing positioning measurements based on this information, and using the measurement results to position a target terminal device. This method includes sending positioning assistance information that includes configuration details of neighboring cells and static user equipment (UEs).
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If ordinary terminal positioning flow is used, then the positioning process is simple, but positioning precision and cross-operator compatibility are insufficient for V2X scenarios
Solution Approach 1:
The patent applies preliminary action by pre-configuring positioning assistance information including neighboring cell IDs, frequency bands, and static UE locations before positioning measurement. This allows the terminal to perform measurements more efficiently with higher precision without significantly increasing process complexity, as the preparatory work is done in advance by the network side.
Solution Approach 2:
The patent introduces positioning assistance information as an intermediary element that mediates between the terminal and the positioning objects (cells and static UEs). This intermediary contains pre-processed configuration data that simplifies the terminal's measurement process while enabling precise positioning through reference to multiple neighboring cells and static UEs.
2Adaptability or versatility
If positioning configuration information of multiple neighboring cells and static UEs is included, then cross-operator compatibility is improved, but information transmission volume increases
Solution Approach 1:
The patent extracts only the essential positioning configuration information needed for cross-operator compatibility, such as neighboring cell IDs, frequency bands, and static UE locations, rather than transmitting complete configuration sets. This selective extraction maintains adaptability across different operators while reducing the overall information transmission volume.
Solution Approach 2:
The patent applies partial action by including positioning configuration information for a selective subset of neighboring cells and static UEs that are most relevant for positioning accuracy and cross-operator compatibility. This partial inclusion achieves the necessary adaptability without the overhead of transmitting complete configuration data for all possible neighbors.
Data Source
AI summary
A positioning method and apparatus, a terminal device and a storage medium are provided. The method includes: receiving positioning assistance information; performing positioning measurement according to the positioning assistance information; and positioning a target terminal by using a result of the positioning measurement. By means of the solution, the positioning of a terminal device in a Vehicle to Everything (V2X) scenario can be realized.


