Scientists fear that high-power cellular signals beamed toward Earth for smartphone connectivity could interfere with radio observations and possibly even cause damage to radio telescopes.

The company disclosed that its next-generation SD7 Ultra series 5G mission-critical push-to-talk (MCPTT) cellular radio handsets will be available on T-Mobile US, Inc.‘s (NASDAQ:TMUS ...

BOSTON, Oct. 21, 2024 /CNW/ -- IACP -- Siyata Mobile Inc. (Nasdaq: SYTA/SYTAW) ("Siyata" or the "Company"), a global vendor of Push-to-Talk over Cellular ("PoC ...

For the first layer, Highway 9 sends cellular radio devices to their customers, who can then install them similar to Wi-Fi access points—but fewer because for one radio device customers would ...

Learn how Push-to-Talk over Cellular (PoC) radio systems enable nationwide fleet communications with instant individual and group calling and location-based dispatching using existing 4G/LTE ...

While these naturally have a much shorter range than cellular radio towers, the same principles apply. Higher frequencies can carry more data but don’t travel as far and don’t penetrate solid ...

Upgrading to more efficient cellular radio towers could save enough electricity to power cities such as Phoenix, New Orleans or Seattle, according to a new study produced by US research firm J.

However, the firmware running on the device’s cellular radio is a different story. Cellular radios in mobile phones are often made by someone other than the phone’s OEM, and they often run ...

AST SpaceMobile, a rival to SpaceX's cellular Starlink business, has reached a deal to access its own slice of radio spectrum to power satellite communications for phones. AST SpaceMobile secured ...