Method for accurately positioning LTE terminal based on MRO measurement report
The invention relates to a method for accurately positioning an LTE terminal based on an MRO measurement report, and belongs to the technical field of mobile communication service. AOA (Angle of Arrival of eNB reception signals) and TA (Timing Advance of UE) data in the standard measurement report o...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to a method for accurately positioning an LTE terminal based on an MRO measurement report, and belongs to the technical field of mobile communication service. AOA (Angle of Arrival of eNB reception signals) and TA (Timing Advance of UE) data in the standard measurement report of an LTE system is fully utilized to accurately position the UE terminal, the problem that a traditional positioning algorithm can carry out accurate positioning in the cell level and positioning in the cell completely relies on estimation via a spreading model is solved, and the positioning precision of the UE terminal can be improved to about 40m; and the position of the moving UE terminal changes in the time sequence, movement correction is carried out on the position of the terminal in each measurement report time via a mathematical calculation method, and the positioning precision can be further improved to about 20m. |
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