PHOENIX — License plate frames are something most drivers probably don't think about much.

To address the contradiction between numerous antennas and tight space within a modern mobile terminal, wire-type co-frequency antenna pairs on the frame and planar-type patch antennas on the back ...

The radiation and scattering characteristics of a parallel-plate waveguide backed slot in a ground plane, coupled to a chiral cylinder, are investigated. The excitation is either a transverse ...