User's Manual

LTE Module Series
BG96-NA Hardware Design
BG96-NA_Hardware_Design Confidential / Released 48 / 64
A reference design of GNSS antenna interface is shown as below.
GNSS
Antenna
Module
ANT_GNSS
100pF
NMNM
Figure 28: Reference Circuit of GNSS Antenna Interface
1. An external LDO can be selected to supply power according to the active antenna requirement.
2. If the module is designed with a passive antenna, then the VDD circuit is not needed.
5.3. Antenna Installation
5.3.1. Antenna Requirements
The following table shows the requirements on main antenna.
Table 25: Main Antenna Requirements
Type
Requirements
LTE
VSWR: ≤ 2
Gain (dBi): 1
Max Input Power (W): 50
Input Impedance (ohm): 50
Polarization Type: Vertical
Cable Insertion Loss: <1.5dB (LTE B1/B2/B3/B4)
NOTES