ICR-3241
4.4 Parameters of Cellular Module
Technical parameters of cellular module
LTE parameters LTE: Cat.4, 3GPP E-UTRA Release 11 LTE technology
FDD frequencies: B71 (600 MHz), B12, B13, B14 (700 MHz),
B5 (850 MHz), B4, B66 (1700 MHz), B2 (1900 MHz)
LTE FDD bit rates: 150 Mbps (DL) / 50 Mbps (UL)
Supported bandwidths: 1.4 MHz, 3 MHz, 5 MHz, 10 MHz,
15 MHz, 20 MHz
WCDMA
parameters
Supported frequencies: B5 (850 MHz), B4 (1700 MHz),
B2 (1900 MHz)
Bit rates: 4.2 Mbps (DL) / 2.2 Mbps (UL)
Table 15: Technical parameters of cellular module
Antenna Requirements
• VSWR: <2:1 (Antenna input impedance response as function of frequency. This shows
the antenna resonances and its bandwidth).
• SMA: 50 Ω
• For good diversity performance, the primary and secondary antennas should have dif-
ferent polarizations.
4.5 Parameters of GNSS
GNSS specifications
Antenna 50 Ω – active
Protocols NMEA 0183
GNSS Systems GPS, GLONASS, BeiDou, Galileo, QZSS
Frequency GPS/Galileo/QZSS: 1575.42 ± 1.023 MHz
GLONASS: 1597.5 – 1605.8 MHz
BeiDou: 1561.1 ± 2.046 MHz
Sensitivity (autonomous) Tracking: -157 dBm
Reacquisition: -157 dBm
Cold start: -146 dBm
Acquisition time
(autonomous)
Hot start: 2.5 s
Warm start: 26 s
Cold start: 35 s
Accuracy < 1.5 m
Table 16: Technical parameters of GNSS
27
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