First look: South Korea's Electronics and Telecommunications Research Institute has reported a milestone in underground communications, demonstrating wireless data transmission 100 meters (328 feet) ...

Researchers at Ben-Gurion University of the Negev have developed a new approach to secure optical communication that hides ...

Korean researchers have confirmed that underground wireless communication is possible, moving beyond the terrestrial wireless communication they have primarily focused on until now. This opened up a ...

The 5 Best VoIP Routers (Wired, Wireless, and Mesh) in 2026 Your email has been sent Discover the best VoIP routers for businesses in 2025. Easily compare range, transfer rates, connectivity types, ...

Suffering from spotty Wi-Fi in parts of your home? The right mesh network setup can help bring seamless connectivity to every corner. Here's how to optimize your internet connection. I’ve been working ...

Abstract: Rotatable antenna (RA) is an emerging technology that offers significant potential to enhance wireless communication and sensing performance by flexibly adjusting the boresight of ...

Abstract: Integrated optical wireless communication and sensing (IOCAS) has been investigated in many recent works for single mobile user (MU) or static scenario. For the mobile scenario, the ...

The top video conferencing services we've tested help you stay connected and communicate with clients, team members, and anyone else, no matter where you are. I've been writing about technology for ...

[ 1-1i, 1-1i,-1-1i, 1+1i, 1-1i, 1-1i,-1+1i, 1-1i, 1-1i, 1-1i, ... 1+1i,-1-1i, 1+1i, 1+1i,-1-1i, 1+1i,-1-1i,-1-1i, 1-1i,-1+1i, ... 1-1i, 1-1i,-1-1i, 1+1i, 1-1i, 1-1i ...

symbol = [ zeros(1,NS); QPSK(1 :12, :); ... Pil(1,:); QPSK(13 :36, :); ... Pil(2,:); QPSK(37 :60, :); ... Pil(3,:); QPSK(61 :84, :); ... Pil(4,:); QPSK(85 :96 ...