Abstract: This letter studies a new array architecture, termed as modular extremely large-scale array (XL-array), for which a large number of array elements are arranged in a modular manner. Each ...

This image from NASA's Hubble Space Telescope shows the Circinus galaxy. A close-up of its core from NASA's James Webb Space ...

In sending a car-sized rotorcraft to explore Saturn's moon Titan, NASA's Dragonfly mission will undertake an unprecedented ...

Serving and former service personnel had become suspicious of the supposed rear admiral - the third highest rank in the Royal ...

This discussion assumes that you have setup and debugged your hardware configuration. A detailed disscusion can be found under Hardware Configuration. Before using your MMU you will need to calibrate ...

Abstract: This letter presents a dual-frequency beam-steering array antenna (DBSA), which integrated a height adjustable reconfigurable reflectarray of C-band and a phased array of X-band. Each ...