Counter-Drone Sensor Fusion for Precise Threat Interception

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Solution Overview

Problem

Drones are difficult to detect and intercept due to their maneuverability and ease of operation, posing a threat with payloads like cameras or improvised explosive devices, and existing systems struggle to differentiate between benign and threatening drones.

Innovation Solution

A counter drone system comprising sensor systems, a counter drone, and a processor that fuses data from multiple sensors to identify threat drones and autonomously deploy intercept strategies using kinetic or capture payloads, with networked communication for rapid response.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If sensor data fusion and autonomous deployment are implemented, then detection precision and response effectiveness are improved, but device complexity increases

Engineering Contradiction:
Improvedetection precisionVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system divides the counter-drone functionality into separate modular components: sensor systems for detection, data fusion algorithms for analysis, and autonomous deployment mechanisms for response. This segmentation allows each module to be optimized independently while maintaining overall system precision without proportionally increasing complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The counter-drone system is designed with multi-functional capabilities that can detect, track, and intercept multiple types of drone threats using a unified platform. The sensor suite and deployment mechanisms serve multiple purposes, reducing the need for separate specialized systems and thereby limiting complexity growth despite enhanced detection precision.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Difficulty of detecting and measuring

If multiple sensor systems are integrated for data fusion, then detection capability is improved, but device complexity increases

Engineering Contradiction:
Improvedetection capabilityVSAvoidsystem complexity
Core Design Contradiction:
Difficulty of detecting and measuringVSDevice complexity

Solution Approach 1:

Multiple sensor systems (radar, acoustic, optical, RF) are merged into a unified detection network that shares processing resources and communication infrastructure. The data fusion algorithm integrates inputs from all sensors to create a comprehensive target picture, improving detection capability while avoiding the complexity of fully independent sensor systems through shared architecture.

Inventive Principle:
Principle #5Merging (Combining)

3Speed

If autonomous deployment with rapid response is implemented, then response speed is improved, but device complexity increases

Engineering Contradiction:
Improveresponse speedVSAvoidsystem complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The counter-drone is pre-positioned in standby mode with pre-configured intercept trajectories and engagement parameters. When a threat is detected and confirmed through data fusion, the autonomous system immediately activates pre-programmed response sequences, achieving rapid response without the complexity of real-time decision-making algorithms for every parameter.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20260012749A1Counter drone system
Publication Date: 2026.01.08 ANDURIL IND INC
  • US20260012749A1 patent drawing
  • US20260012749A1 patent drawing
  • US20260012749A1 patent drawing

AI summary

The system comprises a plurality of sensor systems, a counter drone, and a processor. A sensor system of the plurality of sensor systems comprises one or more sensors that are connected to a network. The counter drone is connected to the network. The processor is configured to receive an indication of a potential target from the plurality of sensor systems; generate a fused data set for the potential target, determine whether the potential target comprises the threat drone based at least in part on the fused data set; and in response to determining that the potential target comprises the threat drone, provide counter drone instructions to the counter drone.