Radio Altimeter – Prototype development

Power Spectral Density of radar module

Radar Altimeter PSD Power Spectral Density Spektrale Leistungsdichte FMCW
Power Spectral Density

digital-to-analog converter filter before modulation

Filter nafter analog to digital converter

PCB Design of 24GHz version

measure range: 0.5 m – 150 m

3D field of radar antenna (4.3 GHz version)

Far field of the radar antenna from simulation

Radar antenna (center frequency: 4.3 GHz)

antenna diagram with radiation pattern (90°)
antenna diagram with radiation pattern (0°)

ARINC 429 Transmitter Module

Functional HDL-Simulation for FPGA

ARINC 429 simulation result

ARINC 429 – Simulation of the analog circuit (Line Driver)

High Speed Modus (Bitrate: 100 kbps) spezifikationsgerecht

Microcontroller-unit with interfaces

ARINC429, RS485, RS232, SPI, Analog