Since the early 2000s, ultra-wideband (UWB) technology has gradually found its way into a variety of commercial applications that require secure and fine-ranging capabilities. Well-known examples are ...

Abstract: Traditional active radars transmit a powerful electromagnetic pulse and record the echo's delay time and power to measure target properties of interest, such as range, velocity, and ...

Active microwave remote sensing has become an essential tool for many science disciplines that seek to observe and understand processes on Earth’s land surface. Over the past two decades, over 20 ...

An optical principle discovered more than a century ago may soon find new applications in such areas as monitoring ...

Machine-generated contents note: 1.1. Introduction -- 1.2. Energy Sources and Radiation Principles -- 1.3. Energy Interactions in the Atmosphere -- 1.4. Energy Interactions with Earth Surface Features ...

Cloud removal techniques are pivotal in enhancing the usability of remote sensing imagery by recovering ground information obscured by cloud cover. These methods address the fundamental challenge ...

Active sensing encompasses the use of a transmitter and at least one receiver to measure (sense) the transmission or scattering properties of a medium at radio frequencies. In transmission ...