Why Small Drones Are Difficult to Detect by Radar
Small drones are difficult to detect by radar because they sit near the edge of several radar design …
Foundation
Low, Slow, and Small Targets Explained
Low, slow, and small targets are one of the central problems in low-altitude security. The phrase is …
What is Multi-Sensor Fusion?
What is multi-sensor fusion? Multi-sensor fusion means combining information from two or more …
What is RCS (Radar Cross Section)?
A detection-range number is only half a specification. Two counter-UAS radars both claim “5 km …
What is Clutter in Radar?
What is clutter in radar? Clutter is radar return energy that is not the target you actually want to …
What is Target Tracking (TWS)?
What is target tracking in radar? Target tracking means maintaining a continuing estimate of where a …
What is Detection Range?
What is detection range? Detection range is the distance at which a sensor can detect a target under …
What is Passive Detection?
What is passive detection? Passive detection means detecting or observing something without …
What is Spectrum Monitoring?
What is spectrum monitoring? Spectrum monitoring is the practice of measuring and analyzing …
What is AESA Radar?
What is AESA radar? AESA radar is a radar that uses an active electronically scanned array to steer …
What is Sensor Cueing?
What is sensor cueing? In simple terms, it means one sensor, rule, or event source tells another …
What is a Command-and-Control Platform?
What is a command-and-control platform? In simple terms, it is a system that helps people collect …
What is Urban Air Mobility (UAM)?
What is urban air mobility? In simple terms, urban air mobility, usually shortened to UAM, means …
What is Drone Identification?
What is drone identification? In simple terms, it means gathering enough evidence to say more than …
What is Radar Resolution?
What is radar resolution? In simple terms, radar resolution is the radar’s ability to tell …
What is Radar Beamforming?
What is radar beamforming? In simple terms, beamforming is the process of combining signals across …
What is Cooled vs Uncooled Thermal Imaging?
What is the difference between cooled and uncooled thermal imaging? In plain language, both are …
What is Line of Sight in Surveillance?
What is line of sight in surveillance? In plain language, line of sight, usually shortened to LOS, …
What is a Common Operating Picture (COP)?
What is a common operating picture, and why do so many command centers talk about it? In simple …
What is RF Geolocation / Pilot Positioning?
What is RF geolocation, and what does pilot positioning mean? In simple terms, RF geolocation is the …
What is Direction Finding (AOA)?
What is direction finding, and what does AOA mean? In simple terms, direction finding is the process …
What is a PTZ / EO-IR Camera System?
What is a PTZ / EO-IR camera system? In plain language, it is a steerable camera system that can pan …
What is Thermal Imaging?
What is thermal imaging? In simple terms, it is a way of creating an image from differences in …
What is Phased Array Radar?
“Phased array” appears on almost every counter-UAS radar datasheet. It describes an …
What is Pulse-Doppler Radar?
What is pulse-Doppler radar? In simple terms, it is a radar that uses short pulses to measure target …
What is UTM / U-space?
What is UTM or U-space? In plain language, both terms describe the digital systems and operating …
What is Remote ID?
What is Remote ID? In simple terms, Remote ID is a way for a drone in flight to broadcast who it is …
What is Counter-UAS?
What is counter-UAS? Counter-UAS means the set of measures used to detect, assess, and respond to …
What is Radar? (Complete Guide)
What is radar? Radar is a system that sends out radio waves and listens for the echoes that bounce …
Radar vs RF vs EO: What's the Difference?
Radar vs RF vs EO: what is the difference? The short answer is that they are three different ways of …
How Drone Detection Systems Work
How do drone detection systems work? Most drone detection systems work by combining more than one …
What is Low-Altitude Security?
What is low-altitude security? Low-altitude security is the practice of monitoring and protecting …
What is Electro-Optical Surveillance?
What is electro-optical surveillance? Electro-optical surveillance means using cameras and optics to …
What is RF Detection?
What is RF detection? RF detection means sensing radio-frequency energy in the air and analyzing it …