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TR 37.857 (RAN1)
Study on Indoor Positioning Enhancements for UTRA and LTE

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V13.1.0 (Wzip)  2016/01  82 p.


Rapporteur:  Mr. Vogedes, Jerome
See also:  –

The present document captures the findings of the study item "Study on Indoor Positioning Enhancements for UTRA and LTE". The purpose of the present document is to help TSG RAN WG1 and WG4 to properly model and evaluate the performance of new and existing indoor positioning techniques using 3D indoor channel models.


 

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1  ScopeWord-p. 6
2  References
3  Definitions and abbreviationsWord-p. 8
4  General description of indoor positioning for UTRA and LTE
5  Evaluation methodology for indoor positioning
6  Baseline performance of existing positioning techniques in indoor environments
7  Studied positioning technology enhancementsWord-p. 35
7.1  RAT-dependent positioning technologies
7.1.1  OTDOA enhancements
7.1.1.1  Enhanced Positioning Reference Signals (PRS)Word-p. 36
7.1.1.2  Enhanced RSTD measurementsWord-p. 47
7.1.1.3  Enhanced RSTD reportingWord-p. 56
7.1.1.4  Enhancements for wideband PRS [48][53][54]
7.1.2  D2D aided positioningWord-p. 60
7.1.3  E-CID enhancementsWord-p. 64
7.1.4  Enhancement for UE Rx-Tx measurement over multiple serving cells
7.2  RAT-independent positioning technologiesWord-p. 65
8  ConclusionsWord-p. 81
A  Change historyWord-p. 82

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