Wave propagation in periodic structures has been studied for some time as part of applied physics investigations.1,2 Recently, periodic structures, such as photonic-bandgap (PBG) structures and defected ground structures (DGS) for planar transmission lines, have drawn wide interest in applications for microstrip filters, antennas, and millimeter-wave circuits...
Register to view the full article
Register to view the full article. By registering for Microwaves & RF now, you'll not only gain access to premium content, you'll also become part of an exclusive, robust global engineering community!
Participate in Expert and Reader driven Q&A's
Start your own conversation by commenting on any article or blog
Download high-quality content including the highly anticipated Salary & Career Report