The increasing bandwidth requirement of new wireless applications has lead to
standardization of the millimeter wave spectrum for high-speed wireless communication …

The detection of objects concealed under people's clothing is a very challenging task, which
has crucial applications for security. When testing the human body for metal contraband, the …

An IoT system is a smart network that connects all items to the Internet and exchanges data
using Internet Engineering Task Force established protocols. As a consequence, everything …

Active millimeter wave (AMMW) imaging technique has been widely applied in the security
industries due to its under-controlled privacy concerns and no health hazards. In fact, how to …

Passive millimeter and terahertz wave imaging has become a significant potential technique
for human security check and scene monitoring. Due to the small difference of the brightness …

Hidden object detection has attracted a lot of attention recently due to its importance in
security surveillance and other real-world applications. It is considered one of the most …

Passive millimeter-wave (PMMW) imaging is an ideal technique for concealed object
detection in non-contact security inspection scenarios, and has been widely used in railway …

The active millimeter-wave (AMMW) scanner has been widely used for inspecting human
security in public places in recent years owing to its ability to detect all kinds of objects under …

Passive millimeter-wave (PMMW) imager can detect concealed objects under clothing in a
touch-free manner. Existing detectors exhibit promising performance on specific PMMW …

Real-time video-rate passive terahertz imaging systems are highly demanded for practical
applications, especially in security checking. Here, we demonstrate a passive video-rate …