I tried Lumus' AR waveguide prototype at CES, and saw where AR glasses go next

Lumus showed me a fragile prototype that delivered a surprisingly wide, clean view, hinting at the future of smart glasses.
Investopedia

Understanding Transloading: Transfer Methods and Benefits

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...
IEEE

Analysis and Experimental Validation of an Lshaped Slot in a T-junction of Rectangular Waveguides Using Equivalent Circuit Modeling

Slotted waveguide antennas are regarded as promising candidates for high-gain and high-efficiency antenna systems, especially in airborne radar applications [1], [2]. This is primarily due to advances ...
IEEE

An Open-Ended Rectangular Waveguide Antenna with Metasurface at Ka-band

Abstract: A compact antenna with low-profile is proposed in this paper. The antenna is composed of a layer of metasurface and a rectangular waveguide flange. Two stairs are carved on the broad walls ...