User's Manual

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L850-GL Hardware User Manual Page
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Description
Condition
Test Result
TTFF
GPS/GLONASS/BeiDou
Cold start
TBD
Warm start
TBD
Hot Start
TBD
AGNSS
Cold start
TBD
Sensitivity
GPS
Open Sky
TBD
GLONASS
Open Sky
TBD
BeiDou
Open Sky
TBD
Note:
Please note that GPS current is tested with RF disabled.
4.6 Antenna Design
The L850module provides main and diversity antenna interfaces, and the antenna design requirements
as shown in the following table:
L850 module Main antenna requirements
Frequency range
The most proper antenna to adapt the frequencies should be used.
Bandwidth(WCDMA)
WCDMA band 1(2100) : 250 MHz
WCDMA band 2(1900) : 140 MHz
WCDMA band 4(1700) : 445 MHz
WCDMA band 5(850) : 70 MHz
WCDMA band 8(900) : 80 MHz
Bandwidth(LTE)
LTE band 1(2100): 250 MHz
LTE band 2(1900): 140MHz
LTE Band 3(1800): 170 MHz
LTE band 4(1700): 445MHz
LTE band 5(850): 70 MHz
LTE band 7(2600): 190 MHz
LTE Band 8(900): 80 MHz
LTE Band 11(1500): 68 MHz
LTE Band 12(700): 47 MHz
LTE Band 13(700): 41 MHz