Systems and methods for deterministic navaid radar

A multi-static radar system using existing navigational aids like DME networks accurately tracks aircraft by analyzing reflections, addressing the inefficiencies and costs of conventional radar systems, and enhancing UAV detection and tracking.

WO2026107245A1PCT designated stage Publication Date: 2026-05-21AURA NETWORK SYSTEMS INC
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
AURA NETWORK SYSTEMS INC
Filing Date
2025-11-13
Publication Date
2026-05-21

AI Technical Summary

Technical Problem

Conventional radar systems for detecting manned aircraft are complex and expensive, and they struggle to accurately detect and track unmanned aerial vehicles (UAVs) without active coordination with transponders, leading to inefficiencies and high costs.

Method used

A multi-static radar system leveraging existing navigational aid networks, such as DME, uses passive receivers to detect and track aircraft by analyzing reflections of transmitted signals, incorporating digital modeling to improve accuracy and reduce costs.

Benefits of technology

The system effectively detects and tracks both manned and unmanned aircraft with reduced uncertainty and cost, utilizing existing infrastructure to minimize the need for new transmitter networks and reduce detection likelihood by UAV operators.

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Abstract

Some embodiments of the disclosure are directed to implementing a passive and adaptive bistatic or multi-static radar system. Some embodiments of the disclosure are directed to using reflections from one or more navigational aids. Some embodiments of the disclosure are directed to generating a digital model of a physical environment to implement a deterministic passive radio system.
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