LTE Module Series
EG95 Hardware Design
EG95_Hardware_Design 48 / 81
4
GNSS Receiver
4.1.
General Description
EG95 includes a fully integrated global navigation satellite system solution that supports Gen8C-Lite of
Qualcomm (GPS, GLONASS, BeiDou, Galileo and QZSS).
EG95 supports standard NMEA-0183 protocol, and outputs NMEA sentences at 1Hz data update rate via
USB interface by default.
By default, EG95 GNSS engine is switched off. It has to be switched on via AT command. For more
details about GNSS engine technology and configurations, please refer to
document [3]
.
4.2.
GNSS Performance
The following table shows GNSS performance of EG95.
Table 20: GNSS Performance
Parameter
Description
Conditions
Typ.
Unit
Sensitivity
(GNSS)
Cold start
Autonomous
TBD
dBm
Reacquisition
Autonomous
TBD
dBm
Tracking
Autonomous
TBD
dBm
TTFF
(GNSS)
Cold start
@open sky
Autonomous
TBD
s
XTRA enabled
TBD
s
Warm start
@open sky
Autonomous
TBD
s
XTRA enabled
TBD
s
Hot start
Autonomous
TBD
s