X-band Radar Is So Famous, But Why?

 



Most large research vessels and many offshore installations have X-band radars. Their primary application is for ship traffic control and navigation. X-band radars, on the other hand, can be used to measure waves and currents with the addition of some hardware and software components.

X-band radio waves are a type of radio wave that has a frequency range of 8ghz to 12ghz. This frequency range is used by X-band radar systems, which are primarily used in maritime navigation for both military and civil applications. Most large-sized research vessels, as well as several offshore systems, are outfitted with X-band radars. 

These radars were created to aid in the navigation and control of ships. Non-coherent X-band and S-band marine radars, on the other hand, have been used in the monitoring of traffic and navigation of ships in coastal areas for decades. With the addition of certain software and hardware components, these radars can now be used to measure currents and waves. Governments, academia, and other industries use them to support offshore platform operations, monitor oil spills, and study air-sea interactions.

Vaisala Oyj, weather, environmental, and industrial measurement company based in Finland, recently launched an advanced X-band Weather Radar. It provides more accurate precipitation measurement as well as better data for flood warnings for hydroelectric power plants. In addition, the frequency band is used in airborne or space-borne imaging radars based on synthetic aperture radar (SAR). For example, the Indian Space Research Organization (ISRO) launched the Radar Imaging Satellite 2B, or RISAT 2B, an all-weather imaging satellite equipped with an X-band SAR in May 2019. To supplement the data collected by standard optical remote-sensing satellites, the radar will assist in providing minute details about the size of objects present on Earth, structures, and movement.

 

 

Limitations of X-band radar-

The main limitations of X-band radar are its limited range and the need for enough sea clutter (and thus significant wave height) to allow imaging of the waves. Due to the limited range of X-band radar, either a fixed platform or a vessel would have to be installed reasonably close to the area of interest. The requirement to install a fixed offshore platform would negate some of the inherent benefits of X-band radar as a remote sensing technique, such as easy installation and onshore maintenance, and would represent a significant cost increase. Weather radars use this radar frequency to monitor rainfall, so X-band radar systems are also susceptible to interference from rainfall.


Key Players of X-Band Radar

The market's competitive landscape, with key players such as Japan Radio Company, Raytheon, Furuno, Northrop Grumman, Terma A/S, Saab AB, Kelvin Hughes, Israel Aerospace Industries, Selex ES, Reutech Radar (Pty) Ltd, and others.

 


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