Abstract: We introduce a circularly-polarized (CP) substrate-integrated double line (SIDL) slot array antenna with self-filtering response, aimed at expanding the operating bandwidth of CP slotted ...

A LEGO-like grid of hundreds of colorful boxes covers every inch of Polish designer Michal Zamirski’s poster, Overproduction.

Abstract: In passive sonar spatial spectrum estimation, horizontal line arrays (HLA) inherently suffer from port/starboard ambiguity, limiting their effectiveness in distinguishing targets on either ...