Wirnet iBTS
Document title : Installation and
Maintenance Manual
Version : 2.0
Author : SNI
Date : 04/12/2018
Classification
This document is the strict property of Kerlink and shall not be either copied nor sent without express
written authorization of Kerlink
Internal Use
Kerlink m2m technologies reserved rights
Confidential
Kerlink – 1 rue Jacqueline Auriol – 35235 THORIGNÉ-FOUILLARD
Page 34 / 221
Strict confidential
The CPU Module insures the main followings features:
o
Power management unit
o
Cortex A9 CPU
o
Memories (8GB eMMC and 256Mb DDR)
o
GNSS receiver (GPS) with one RF SMA connector to connect the GNSS
antenna
The CPU module is connected to the other modules through a back panel board allowing,
the management of all the modules inside the Wirnet iBTS.
The “WAN Module” provides the backhaul functionality. It includes:
o
Backup battery
o
A 4G Mini PCI Express module that can be declined in 3 versions depending on
the geographical area:
Europe
APAC
Americas
o
The USIM card holder
o
A RF SMA connector to connect a LTE antenna
o
A 868MHz or 915MHz notch filter to avoid desensitization of the LoRa
receivers
The “Dual WAN Module” is an alternative of the “WAN Module”. It provides also the
backhaul functionality but includes:
o
Backup battery
o
Two 4G Mini PCI Express module dedicated to Europe
o
Two USIM card holder
o
Two RF SMA connectors to connect LTE antennas
o
Two 868MHz notch filters to avoid desensitization of the LoRa receivers
The “LoRa modules” can be derived in 4 bands versions to address different countries:
o
868MHz (863-873MHz)
o
915MHz (902-928MHz)
o
915MHz Full-Duplex (902-915MHz uplink, 923-928MHz downlink)
o
923MHz (915-928MHz)
The RF front-end board is configured to support a single antenna (16 channels) or two
antennas (2x8 channels).
