Researchers from Southeast University have developed a compact, dual-band, dual-polarized phased array for B5G/6G millimeter-wave communication. The array integrates four independent beamforming ...

The current network of weather radars in the United States was installed in the late 1980s and into the 1990s. There are nearly 160 weather radars in the network. The radars are the NEXRAD WSR-88D ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Doppler radar is an important tool ...

Echodyne has developed a family of palm-sized metamaterial electronically-scanning array (MESA) radars for missions such as counter-unmanned aerial system (C-UAS), special event security, and UAS ...

A 4-element Vivaldi subarray PCB tile is designed for 6 GHz to 18 GHz 1-D phased array scanning. Grating lobe suppression techniques and defected ground structures are used to extend the capable ...

Although basic analog ultrasound imaging began about 50 years ago, today’s machines are largely digital and provide many more options as well as images with much greater detail and color. Most modern ...