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3D Scene Simulation & Ray Tracing

Pulse Radar Altimeter

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This notebook demonstrates pulse radar altimeter simulation for measuring altitude above terrain using RadarSimPy. The example configures a 10 GHz X-band altimeter positioned at 4000m altitude with a downward-pointing antenna that creates a ~140m terrain footprint. Using a detailed Grand Canyon 3D surface model, the simulation generates realistic ground returns and applies matched filtering to… Read More »Pulse Radar Altimeter

FMCW Radar with Motion Planning

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This post demonstrates radar platform motion planning using RadarSimPy, showing how to simulate FMCW radar systems mounted on moving platforms (vehicles, drones, robots). You’ll learn to define arbitrary time-varying radar trajectories, understand how platform motion creates Doppler shifts on stationary targets, and analyze Range-Doppler maps for moving radar scenarios. The examples cover linear motion, complex… Read More »FMCW Radar with Motion Planning

Multi-Path Effect

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In this example, we will employ RadarSimPy’s ray tracing capabilities to demonstrate how vertical multipath effects from the ground can impact the received signal amplitude in an FMCW radar system.

Micro-Doppler

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In this demonstration, we harness the formidable ray tracing capabilities offered by RadarSimPy to simulate the micro-Doppler signature generated by a rotating turbine.

Doppler of a Turbine

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In this demonstration, we leverage the powerful ray tracing capability of RadarSimPy to simulate the intricate Doppler signatures induced by a rotating wind turbine. Additionally, we showcase the step-by-step process of plotting these Doppler signatures on a spectrogram, providing a visual representation of the frequency shifts caused by the turbine’s rotation.

FMCW Radar with a Car

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This illustration exemplifies the utilization of ray tracing to simulate the response of an FMCW radar to a predefined 3D scene, employing the powerful framework of RadarSimPy. Furthermore, it offers a comprehensive demonstration of fundamental range and Doppler processing techniques, enabling the extraction of crucial target information such as range and velocity.

FMCW Radar with a Plate

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This illustration provides a simulation of an FMCW radar system with a rotating metal plate. This simulation is executed through the raytracing framework available in RadarSimPy.

FMCW Radar with a Corner Reflector

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This illustration offers a simulation of an FMCW radar employing a trihedral corner reflector, implemented through the raytracing framework provided by RadarSimPy. Furthermore, it presents a practical demonstration of essential range and Doppler processing techniques, allowing the extraction of target range and velocity information, in addition to showcasing the two-dimensional CFAR technique.