Page 1
JLR TCU3 Overview fo r FC C
Jan. 6. 2016
LG Electronics Inc.
Page 2
Contents
1. Introduction of TCU
2. Modularization of NAD
3. Hardware block diagram
4. JLR TCU3 Specification
5. Test environment
6. Appendix
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1. Introduction of TCU
<
BEJTL3TNB>
<BEJTL3LNB
>
<BEJTL3
HNB>
Cellular2
Cellular1
GNSS
Main
Cellular2
Cellular1
GNSS
Cellular2
Cellular1
GNSS
Main
Main
USB
Ethernet
WiFi
TCU (Telematics Control Unit)
Telematics device that LGE is developing for the JLR(Jaguar Land Rover) vehicles.
Small box installed deep inside passenger cars
In charge of wireless communications in L T E/WCDMA/GSM network
Services provided by TCU
Voice service : eCall, bCall1)and ERA GLONASS
Packet data service : Wi-Fi hot-spot and TSP2)service
SMS service : TSP service
Overview
1) bCall : breakdown call
2) TSP: Telematics Service Provider (Wireless Car for JLR)
GNSS
Call Center
LTE, WCDMA / GSM
Emergency Call
Road Side
Automatic Collision
Notification Call
Vehicle Tracking
Assistance C all
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2. Modularization of NAD
Module
NAD Module
< H/W Design >
Modifiable
Part (RF)
35mm
35mm
Item Description
Dimension 35mm x 35mm x 3mm
Package LGA, 206 pin
Baseband Chip MDM9215 (Qualcomm)
Power Management Chip PM8018 (Qualcomm)
RF Chip WTR1605L (Qualcomm)
GNSS GPS + GLONASS
Application Processor Cortex-A5 (550MHz)
Memory 4Gbit NAND + 2Gbit LPDDR
Audio DSP AK7758 (CS Voice, VoLTE)
Radio Technology GSM/GPRS/EDGE
UMTS/HSPA+
FDD/TDD-LTE (Release9 Cat3)
soldering
Integrated device (BEJTL3HNB)
UICC connector
NAD
Module
Main / Diversity antenna connector
USB connector for debugging
Item Description
Network carriers AT&T (Vodafone roaming)
Positioning Yes
Emergency Private eCall, (the support of E911 is TBD)
VoLTE Yes (but, do not have specific use case)
RF band LTE – B2,4,5,7,12,17
WCDMA – B2,4,5
GSM – 850, 1900
Sourcing countries NA, EU, CN, ROW (total 86 countries)
Refer to appendix
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3. Hardware Block Diagram
NAD module is based on MDM9215 and it includes modem baseband, RF and GNSS
NAD module is used as common platform for three type of variants
Certification is focused on NAD module
Devices Difference
BEJTL3TNB NAD module only
NAD module
BEJTL3LNB NAD module + External AP with WiFi host
NAD module
AP
WiFi (Host)
BEJTL3HNB NAD module + External AP + WiFi Client
NAD module
AP
WiFi (client)
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4. JLR TCU3 Specification
DUT
RF variants
LTE B2, B4, B5, B7, B12 and B17
External AP X O O
Ethernet (BCBR) X X O
WiFi Host X O X
WFi Client X X O
USB (Remote SIM) X O X
Bluetooth Smart Node O O O
CAN HSCAN1, 2 HSCAN1, 2 HSCAN1, 2
Audio
(Mic. Input, Spk Output)
BUB O O O
BEJTL3TNB BEJTL3LNB BEJTL3HNB
GSM850 and 1900
WCDMA B2, B4, and B5
LTE B2, B4, B5, B7, B12 and B17
O O O
GSM850 and 1900
WCDMA B2, B4, and B5
GSM850 and 1900
WCDMA B2, B4, and B5
LTE B2, B4, B5, B7, B12 and B17
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5. Test Environment
This is picture of telematics box inside. Refer to connector information in page 2
FPCB
Power
NAD
USB
Div.
Mail
GNSS
Power / USB
Speaker / Microphone
WiFi
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Appendix. Regulatory
RF Exposure Statement (MPE)
The antenna(s) must b e installed such that a minimum separation distance of at least 20 cm is
maintained between the radiator (antenna) and all persons at all times. This device must not be colocated or operating in conjunction with any other antenna or transmitter .
FCC Part 15.19 Statements
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) this device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
FCC Part 15.21 statement
High Line
Any changes or modifications not expressly approved by the party responsible for compliance could
void the user's authority to operate this equipment.
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