u-blox ANN-MB

Setup

Fig. 1: VRTK2 with ANN-MB

MicrosoftTeams-image (6).png — Fig. 2: ANN-MB antenna

MicrosoftTeams-image (8).png — Fig. 3: Agilex setup with ANN-MB antenna

Antenna phase center:

Antenna reference point (ARP) location

Test results

Stationary 1

In this test the ANN-MB antenna was connected to GNSS2.

Number of tracked signals

Position variance

CN0 timeseries

CN0 histogram

ENU position estimate statistics

Timeseries file:

antennas1-annmb.html

Link to KML file: 2023-01-16-13-42-14

Links to raw GNSS data: GNSS1, GNSS2

Stationary 2

In this test the ANN-MB antenna was connected to GNSS1.

Number of tracked signals

Position variance

CN0 timeseries

CN0 histogram

ENU position estimate statistics

Timeseries file:

antennas2-annmb.html

Link to KML file: 2023-01-16-14-10-17

Links to raw GNSS data: GNSS1, GNSS2

Urban canyon

Number of tracked signals

Fix types

Position variance

CN0 timeseries

CN0 histogram

ENU position estimate statistics

Timeseries file:

antennas3-annmb.html

Link to KML file: 2023-01-18-12-29-14

Links to raw GNSS data: GNSS1, GNSS2

GNSS outage

Number of tracked signals

Fix types

Position variance

CN0 timeseries

CN0 histogram

ENU position estimate statistics

Timeseries file:

antennas4-annmb.html

Link to KML file: 2023-01-18-12-45-05

Links to raw GNSS data: GNSS1, GNSS2

Conclusions

Equal or better performance than the reference.
Good alternative, esp. for customers looking for a low-profile antenna.
** Requires proper mounting (GP).