LTE-A Module Series
EM06 Series Hardware Design
EM06_Series_Hardware_Design 42 / 69
4
GNSS Receiver
4.1. General Description
The EM06 series module includes a fully integrated global navigation satellite system solution that
supports Gen8C-Lite of Qualcomm (GPS, GLONASS, BeiDou/Compass, Galileo and QZSS).
The module supports standard NMEA-0183 protocol, and outputs NMEA sentences at 1 Hz data update
rate via USB interface by default.
By default, the module’s GNSS engine is switched off. It has to be switched on via AT command. For more
details about GNSS engine technology and configurations, see
document [3]
.
4.2. GNSS Performance
The following table shows the GNSS performance of EM06 series modules.
Table 21: GNSS Performance
Parameter
Description
Conditions
Typ.
Unit
Sensitivity
(GNSS)
Cold start
Autonomous
-145
dBm
Reacquisition
Autonomous
-157
dBm
Tracking
Autonomous
-157
dBm
TTFF
(GNSS)
Cold start
@open sky
Autonomous
43
s
XTRA enabled
10.5
s
Warm start
@open sky
Autonomous
35
s
XTRA enabled
4.5
s