Multi-Camera UAV Tracking With Directed Electromagnetic Neutralization

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Solution Overview

Problem

Current anti-UAV equipment has a low level of automation, requiring skilled operators for target tracking, aiming, and shooting, which is energy-intensive and poses risks due to the lack of supervision for unlicensed UAVs, threatening privacy, safety, and national security.

Innovation Solution

A device featuring a multi-camera system with a pan-tilt mechanism and directional antenna, coupled with an electromagnetic module, where cameras are evenly distributed on a bracket to form an inverted cone field of view, allowing for automated tracking and targeting of UAVs using a control unit that analyzes video feeds to control the pan-tilt and electromagnetic module.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If manual operation is used for target tracking, aiming and shooting, then the operator can control the anti-UAV equipment, but the automation level remains low and operator fatigue increases

Engineering Contradiction:
Improveautomation levelVSAvoidoperator burden
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The system performs automatic target acquisition, tracking, and engagement without requiring continuous operator intervention. The multi-camera system automatically detects UAVs, the control unit processes images to determine positions and trajectories, and the electromagnetic module automatically engages targets, enabling the system to serve itself rather than requiring constant human operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical operation with an automated control system that uses optical sensors (cameras), image processing algorithms, and automated electromagnetic pulse generation. The control unit substitutes human decision-making and manual control with automated computational processing and electronic actuation of the pan-tilt mechanism and electromagnetic module.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Extent of automation

If multiple cameras are used for tracking and positioning, then automated target acquisition is enabled, but the device complexity increases

Engineering Contradiction:
Improveautomated tracking capabilityVSAvoidsystem complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The system divides the target acquisition and tracking function across multiple independent cameras positioned at different locations. Each camera captures images from its own perspective, and the control unit processes these segmented visual inputs separately before integrating the information to determine the UAV's position and trajectory, enabling automated tracking through functional segmentation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The multi-camera system serves multiple functions: target detection, position determination, trajectory tracking, and verification. The same camera array that detects the UAV also provides the data needed for tracking its movement and determining when the electromagnetic module should engage, making the sensing system multi-functional rather than requiring separate systems for each task.

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

3Reliability

If the electromagnetic module is used to neutralize UAVs, then air safety is improved, but the risk of harmful effects increases without proper supervision

Engineering Contradiction:
Improveair safetyVSAvoidpotential harmful effects
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system continuously monitors the situation through multiple cameras, tracking the UAV's position and movement in real-time. The control unit processes this feedback information to determine when the target is within the effective range and properly positioned for electromagnetic module engagement, ensuring that neutralization actions are taken only when appropriate and supervised by automated target verification.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary detection, tracking, and verification actions before engaging the electromagnetic module. The multi-camera system captures images in advance to establish the UAV's identity and trajectory, and the control unit processes these images to confirm the target is suitable for engagement, ensuring that harmful effects are minimized through careful preliminary assessment.

Inventive Principle:
Principle #10Preliminary action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Significantly enhances automation in tracking, aiming, and shooting, reducing operator fatigue and improving air safety by enabling precise and efficient neutralization of unlicensed UAVs within a controlled range.

Implementation Method 1

transmits a beam of directional electromagnetic pulse interference wave with high power to interfere with the electronic system of the UAV without license

Methodology Applied
Scientific EffectElectromagnetic radiation: Electromagnetic Induction

Implementation Method 2

photographing a monitoring airspace via the cameras and sending collected video images to the control unit in real time

Methodology Applied
Scientific EffectLight reflection and detection: Photography

Data Source

PatentUS11629937B2Device and method of anti-unmanned aerial vehicle based on multi-camera tracking and positioning
Publication Date: 2023.04.18 SHENZHEN INSTITUTE OF INFORMATION TECHNOLOGY
  • US11629937B2 patent drawing
  • US11629937B2 patent drawing
  • US11629937B2 patent drawing

AI summary

A device and a method of anti-unmanned aerial vehicle based on multi-camera tracking and positioning, including: a bracket, defined a center, a circumference surrounding the center and a central axis passing through the center; at least three cameras, the cameras are evenly distributed and inclined outwardly on the circumference of the bracket, and center lines of view of the cameras forms an inverted cone; a directional antenna, configured to be arranged on the central axis of the bracket; an electromagnetic module, configured to be coupled to the directional antenna; a pan-tilt, connected to the center of the bracket and configured to drive the bracket to rotate; and a control unit, configured to control the pan-tilt to track a target and lock on to the target according to the video image provided by the cameras, such that the electromagnetic module is manipulated to attack the target.