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CLM920 TD3 LTE Module Hardware Usage Guide
LTE B66
LTE B40
LTE B41
4.6 Antenna requirements
CLM920 TD3 module main set antenna and GNSS antenna design requirements:
Frequency band
GSM900
GSM1800
B1 FDD
B2 FDD
B3 FDD
B4 FDD
B5 FDD
B7 FDD
B8 FDD
B12 FDD
B13 FDD
B17 FDD
B25 FDD
B26 FDD
B28 FDD
B66 FDD
B40 TDD
B41 TDD
WCDMA B1
WCDMA B2
WCDMA B4
WCDMA B5
WCDMA B8
Shanghai Yuge Information Technology co., LTD
21 to 25
21 to 25
21 to 25
Table 4-7 Main set antenna indicator requirements
Standing wave
Active antenna
ratio
gain
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
<2.5:1
〉-4dbi
22
23
22
23
22
23
effectiveness
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
〉40%
24
24
24
TRP
TIS
29
<-102
26
<-102
19
<-94
19
<-92
19
<-91
19
<-94
19
<-94
19
<-92
19
<-94
19
<-93
19
<-93
19
<-93
19
<-91
19
<-92
19
<-93
19
<-94
19
<-93
19
<-93
19
<-106
19
<-106
19
<-106
19
<-106
19
<-106
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