Abstract: A dual-stopband rectangular waveguide slot array antenna is presented in this article. First, a rectangular filtering waveguide with dual stopbands is realized by periodically loading a row ...

The course provides an introduction to the essential principles of RF and microwave engineering, giving particular attention to printed circuits and guided wave transmission. To supplement the theory ...

I hope you like the look of the Wayfarer-style Meta Ray-Ban glasses, because the Meta Ray-Ban Display is more of the same. The plastic frames (available in black or sand) have the same rectangular ...

In recent decades, augmented reality (AR) has evolved from a futuristic concept to a tangible and pervasive technology. AR enhances our perception and interaction with the environment by seamlessly ...

This paper proposed an X-band compact efficient rectangular waveguide TE10-circular waveguide TE01 mode converter and conducted its structure design, theoretical analysis, numerical simulation, and ...

This paper researches the fabrication of a WR2.8 terahertz rectangular waveguide operating at the frequency ranging from 260 GHz to 400 GHz via UV-LIGA technology (UV-lithography, electroplating, and ...

Higher operating frequencies are driving a shift away from lumped-element designs to distributed-element approaches. Differing approaches to conducting an electromagnetic wave through a transmission ...

(Nanowerk Spotlight) The concepts of metamaterials and metasurfaces have spawned massive novel applications in free-space optics. However, recent research also indicates that they possess prominent ...

Part 1 of this FAQ looked at the context and the need for waveguides; Part 2 looks at the implementation and available components. Q: What standard waveguide are available? A: There are thousands of ...

Optical waveguides have been fabricated via photopolymerization of stable, inkjet-printed patterns. In order to obtain high-profile lines, the properties of both the ink and the substrate were ...