Questions & Answers on Radar

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What is the Fresnel Zone?

May 22, 2018

In point to point wireless communications, it is important for the line of sight between two wireless systems to be free from any obstruction (terrain, vegetation, buildings, wind farms and a host of ...read more

Automotive Radar Basics

Automotive Radars

Editorial Team

Aug 13, 2019

Automotive radars are used to detect the speed and range of objects in the vicinity of the car. An automotive radar consists of a transmitter and a receiver. The transmitter sends out radio waves that...read more

What is a Corner Reflector?

Radars

Yonghui Shu

Sage Millimeter

The corner reflector is a passive device used to directly reflect radio waves back toward the emission source. Therefore, the corner reflector is a useful device for radar system calibration. In gener...read more

What is an Active Electronically Scanned Array or AESA?

Radars

Editorial Team

Aug 13, 2019

Active Electronically Scanned Array or AESA is a phased array system in which the beam of signals can be steered electronically in any direction, without physically moving the antenna. The antenna con...read more

What is the Unambiguous Range of a Radar?

Radars

Editorial Team

May 4, 2017

The unambiguous range of a radar is the maximum range at which a target can be located so as to guarantee that the reflected signal/pulse from that target corresponds to the most recent transmitted pu...read more

What is Radar Cross Section?

Radars

Editorial Team

Aug 27, 2019

The Radar Cross-Section of a target is the area that intercepts the radar's transmitted signals and reflects them back to the radar receiver.When a radar pulse is transmitted by a transmitter, it ...read more

What are 4D Radars?

Radars

Editorial Team

Jan 23, 2021

4D radars are capable of creating high resolution, real-time 3D (range, azimuth and elevation) images by measuring relative position of objects in an environment instantaneously. Existing 3D radars ar...read more

Creating an Airport Runway Foreign Object Debris Detection System Based on Millimeter-Wave Radar

Radars

The Challenge:Analyzing and displaying the GB/s class radar data from high-resolution 96 GHz millimeter-wave radar front ends to detect small debris on airport runways.The Solution:Using the NI PXI pl...read more

Software Defined Radio Use Case for Radars

Radars Software Defined Radios

Per Vices team

Per Vices

Software Defined Radios (SDR) have become the best option for many radio applications due to their precision, flexibility, reliability and simplified design process. In this article, we will discuss t...read more

What is a Doppler Radar?

Radars

Editorial Team

Apr 14, 2023

A Doppler radar is a type of Radar that uses the Doppler effect to determine an object’s location, speed, and distance. It is widely used in meteorology to track weather patterns, in aviation to...read more

O-Lock - Smart Lock from OriginGPS

GNSS IoT

Editorial Team

Nov 21, 2018

O-Lock™, the new smart lock solution by OriginGPS, utilizes patented technology to secure business and industry assets, which may be adversely affected by environmental factors or nearby machinery. En...read more

What is a passive radar? How is it different from a regular/active radar?

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What is Synthetic Aperture Radar (SAR) Technology?

Radars

Editorial Team

Jul 16, 2024

Synthetic Aperture Radar (SAR) is a type of radar system used for remote sensing that provides high-resolution images regardless of weather conditions and time of day. Unlike traditional optical satel...read more

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