Abstract: We propose a Risley-prism-based achromatic beam steering metalens antenna to realize large scanning range, wide bandwidth (BW), and low scanning loss. Based on Risley prism and achromatic ...

The index incorporates elements of the S&P Global Sustainable1 Climate Action Framework, carbon intensity and climate solution revenue exposure indicators, aiming to increase the weight or tilt ...

A smart TV makes your life easier with its modern and convenient features, but it requires a suitable antenna. The WeGuard HD TV is a typical example. For example, compared to Standard Definition ...

I recently tracked radio interference to a cell booster on the 46th floor of a high rise building. A new personal altitude record for me exceeding a 24th floor case from a few years ago.