MarketNewsWhat band does surface movement radar on an airfield use?

What band does surface movement radar on an airfield use?

Time of release: 2023-12-13 11:12:09

Surface movement radar (SMR) plays a vital role in air traffic control, delivering critical information about aircraft, vehicles, and personnel movements on the airfield. By emitting radio waves that bounce back from objects, SMR enables controllers to accurately track positions and speeds. In this article, we will explore the band frequencies employed by SMR systems on airfields, showcasing their significance in ensuring safe and efficient operations.


S-Band Frequencies:

One of the key frequency bands used in SMR systems on airfields is the S-band, operating within the range of 2-4 GHz. S-band frequencies strike a balance between resolution and range, making them well-suited for monitoring aircraft movements over vast areas. However, due to their susceptibility to interference from other radar systems, careful coordination is essential to maintain optimal performance.


L-Band Frequencies:

L-band frequencies, ranging from 1-2 GHz, are another prominent choice for SMR systems. With a longer wavelength, L-band offers enhanced penetration capabilities, allowing for detection of larger objects at greater distances. While it may have slightly lower resolution compared to higher frequency bands, L-band remains an effective solution for comprehensive surveillance on the airfield.


X-Band Frequencies:

The X-band frequency range, spanning from 8-12 GHz, is widely utilized in SMR systems on airfields. Renowned for its excellent resolution, X-band enables controllers to detect even small objects such as birds or debris on runways with precision. Moreover, X-band frequencies experience less interference from other radar systems, making them a reliable choice in crowded airspace scenarios.


Ku/Ka-Band Frequencies:

In recent years, there has been growing interest in utilizing higher-frequency bands like Ku-band (12-18 GHz) and Ka-band (26.5-40 GHz) for SMR applications. These frequencies offer even finer resolution, enhancing the detection capabilities of SMR systems. However, their higher susceptibility to attenuation caused by atmospheric conditions poses challenges that must be carefully addressed during deployment.


The effective functioning of SMR systems on airfields relies on the strategic utilization of band frequencies. S-band, L-band, X-band, and emerging options like Ku/Ka-band all contribute to precise object detection and surveillance, catering to various operational requirements. As a dedicated provider of cutting-edge radar solutions, our company offers advanced SMR systems featuring the latest frequency bands. By choosing our innovative radar technologies, air traffic controllers can ensure safer and more efficient operations on the airfield.



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