Hardware Description: Bgt24Ltr11 Shield; Overview; Figure 5 Bgt24Ltr11 Shield Board With Main Components And Dimensions - Infineon BGT24LTR11 Manual

Distance2GoL (Software-Controlled FMCW) low-power radar shield using
BGT24LTR11 for range detection and human tracking

Hardware description: BGT24LTR11 Shield

4 Hardware description: BGT24LTR11 Shield
This section presents a detailed overview of the BGT24LTR11 Shield hardware specifications, including the MMIC
considerations, power supply and board interfaces.
4.1

Overview

The radar Shield is shown in Figure 5. It contains the following sections:
•
RF part – consists of the Infineon 24 GHz radar MMIC – BGT24LTR11 and includes micro-strip patch
antennas for the TX and RX sections
• Analog amplifier part –amplifies the in-phase and quadrature-phase signals from the MMIC for the
digital part
• EEPROM part – to store data such as board identifier information
Voltage level
translator
PMOS switch
shielding
BGT24LTR11
Figure 5 BGT24LTR11 Shield with main components and dimensions
Application Note
Arduino-compatible
Metal
MMIC
Arduino-compatible
connectors
connectors
Operational amplifiers
(base band section)
66 mm
page 12 of 32
Connectors
to Radar
Baseboard
LDO
External pin
headers
EEPROM
TX and RX
antennas
2021-03-31
V1.0