User's Manual Part 1

80 OEMV Family Installation and Operation User Manual Rev 5B

Chapter 5 Positioning Modes of Operation

Figure 25: The SBAS Concept

Reference Description Reference Description

1 Geostationary Satellite (GEO) 8 C-Band

2 GPS Satellite Constellation 9 SBAS Reference Station

3 L1 10 SBAS Master Station

4 L1 and C-Band 11 Ground Uplink Station

5 L1 and L2

6GPS User

7 Integrity data, differential

corrections and ranging control

5.2.1 SBAS Receiver

All models of NovAtel OEMV receivers are equipped with SBAS capability. The ability to

incorporate the SBAS corrections into the position is available in these models.

SBAS data can be output in log format (RAWWAASFRAMEA/B, WAAS0A/B-WAAS27A/B), and

can incorporate these corrections to generate differential-quality position solutions. Standard SBAS

data messages are analyzed based on RTCA standards for GPS/WAAS airborne equipment.

An SBAS-capable receiver permits anyone within the area of coverage to take advantage of its