UAV Defense System Using Dynamic Threat Assessment
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current defense systems against small unmanned aircraft (UAVs) are inadequate in providing reliable and versatile protection, often resulting in either excessive destruction or insufficient countermeasures, and fail to efficiently manage the risk of uncontrolled crashes in sensitive areas.
Innovation Solution
A method and system that assesses a threat level and hazard level to select a sequential series of countermeasures, escalating as necessary, using a combination of reconnaissance and defense UAVs with low- and high-energy countermeasures, including electromagnetic radiation, capture devices, and safety nets to neutralize or redirect the UAV, ensuring the mildest effective response.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If strong electromagnetic pulses are used to trigger malfunction within the UAV, then the defense effectiveness is improved, but the risk of uncontrolled crash and excessive destruction increases
Solution Approach 1:
The system dynamically adapts the defense measures based on real-time threat assessment. It evaluates UAV behavior, proximity to protected areas, and potential harm to determine the appropriate response level, transitioning from passive monitoring to active intervention only when necessary
Solution Approach 2:
The system changes the parameters of defense measures based on threat level. Instead of using fixed strong electromagnetic pulses, it adjusts the intensity and type of countermeasures (from communication jamming to electromagnetic interference) according to the assessed threat level, minimizing unnecessary destruction
2Reliability
If maximum countermeasures are always applied, then the safety of the protected area is improved, but the resource efficiency and inconspicuous operation deteriorate
Solution Approach 1:
The system applies only the necessary portion of countermeasures based on the actual threat level. Instead of always using maximum force, it employs partial actions (low-intensity jamming, monitoring) when threats are minimal, and escalates to excessive actions (strong electromagnetic pulses, physical interception) only when absolutely necessary
Solution Approach 2:
The defense system is segmented into multiple levels of countermeasures. It divides the response into stages: detection, monitoring, warning, active defense, and emergency intervention. This segmentation allows the system to use minimal resources for low threats while maintaining the capability for maximum response when needed
3Adaptability or versatility
If a sequence of countermeasures with increasing intensity is implemented, then the adaptability to different threat levels is improved, but the system complexity increases
Solution Approach 1:
The system uses dynamic threat assessment algorithms that automatically evaluate multiple parameters (UAV identity, trajectory, speed, proximity to protected areas) and adjust the defense response in real-time. This dynamic adaptation simplifies the decision-making process compared to manual assessment of multiple countermeasure options
4Ease of operation
If the mildest effective countermeasures are used, then the inconspicuous operation is improved, but the time to neutralize a serious threat may increase
Solution Approach 1:
The system employs periodic assessment of the threat situation, continuously monitoring UAV behavior and adjusting countermeasures in cycles. It starts with mild periodic jamming or communication interference, and if the UAV does not respond or continues approaching, it escalates to stronger periodic electromagnetic pulses, balancing inconspicuous operation with response effectiveness
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
This approach effectively defends against UAVs with a graduated response that minimizes unnecessary destruction, efficiently uses resources, and ensures the safety of protected areas by employing the least severe countermeasures necessary, while maintaining inconspicuous operation.
Implementation Method 1
an emitter (22) for generating electromagnetic defense radiation
Implementation Method 2
a sensor device (21) for detecting a small aircraft within a surveillance area (3)
Data Source
Figure 1~2
Figure 3~4
Figure 5~6
AI summary
The present invention describes a method (M) for defending against intimidating missiles (10) in the form of controllable small unmanned aerial vehicles (UAVs). Based on a defined threat level, which describes the probable threat risk emanating from the intimidating missile (10) to a protected area (1), and a defined hazard level, which indicates whether an uncontrolled crash of the intimidating missile (10) within a defense area (2) is acceptable, a sequence of countermeasures of increasing intensity is selected and carried out against the intimidating missile (10). Furthermore, a system for defending against intimidating missiles (10) in the form of controllable small unmanned aerial vehicles is described.