Table 1 Statistical results of positioning accuracy with different observation accuracies
From: Performance improvement of 5G positioning utilizing multi-antenna angle measurements
Observation accuracy | Average positioning accuracy (m) | Percentage improvement |
|---|---|---|
\({{\varvec{\sigma}}}_{{\varvec{t}}}\)= 1Â m | 2.033 | 0 |
\({{\varvec{\sigma}}}_{{\varvec{t}}}\)= 1 m, \({{\varvec{\sigma}}}_{\boldsymbol{\alpha }}\) = 8°, \({{\varvec{\sigma}}}_{{\varvec{\beta}}}\) = 2° | 0.957 | 52.9% |
\({{\varvec{\sigma}}}_{{\varvec{t}}}\)= 1 m, \({{\varvec{\sigma}}}_{\boldsymbol{\alpha }}\)= 4°, \({{\varvec{\sigma}}}_{{\varvec{\beta}}}\)= 2° | 0.889 | 56.3% |
\({{\varvec{\sigma}}}_{{\varvec{t}}}\)= 1 m, \({{\varvec{\sigma}}}_{\boldsymbol{\alpha }}\) = 2°, \({{\varvec{\sigma}}}_{{\varvec{\beta}}}\) = 8° | 1.378 | 32.2% |
\({{\varvec{\sigma}}}_{{\varvec{t}}}\)= 1 m, \({{\varvec{\sigma}}}_{\boldsymbol{\alpha }}\) = 2°, \({{\varvec{\sigma}}}_{{\varvec{\beta}}}\) = 4° | 1.064 | 47.7% |
\({{\varvec{\sigma}}}_{{\varvec{t}}}\)= 1 m, \({{\varvec{\sigma}}}_{\boldsymbol{\alpha }}\) = 2°, \({{\varvec{\sigma}}}_{{\varvec{\beta}}}\)= 2° | 0.798 | 60.7% |