N720 OpenLinux
Hardware User Guide
Copyright © Neoway Technology Co., Ltd
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Figure 3-49 Recommended RF PCB design 1
Figure 3-50 Recommended RF PCB design 2
3.5.2 ANT_GNSS Interface
GPS Impedance Control
ANT_GNSS (92) is the GNSS RF interface of N720 OpenLinux, which requires a characteristic
impedance of 50Ω. Figure 3-51 shows the GNSS structure inside the module.
Figure 3-51 GNSS RF structure
ANT_GNSS
WTR GNSS
Interface
N720 module
SAW
