MediaTek and SpaceX Collaborate to Enhance Satellite-Based Emergency Alerts

MediaTek and SpaceX's Starlink have announced a collaboration to provide satellite-based emergency alert messages to mobile devices, aiming to enhance communication during natural disasters and other critical situations.

At the Mobile World Congress 2026 in Barcelona, MediaTek demonstrated the Starlink Mobile service on a device powered by its M90 5G modem, which integrates satellite communication capabilities. This technology enables mobile users worldwide to receive alerts from systems such as the Commercial Mobile Alert System (CMAS), Wireless Emergency Alerts (WEA), and the Earthquake and Tsunami Warning System (ETWS), even in areas lacking traditional cellular coverage.

Michael Nicolls, SpaceX's Vice President for Satellite Engineering, confirmed that the company is actively testing wireless emergency alerts in Europe using the S-band spectrum, in partnership with MediaTek.

This initiative is part of a broader effort by SpaceX to expand its Starlink Mobile service, which aims to provide satellite connectivity to users in remote areas without cellular connections. The service is already available through partnerships with carriers like T-Mobile in the United States and One NZ in New Zealand, with plans for further expansion.

To support this expansion, SpaceX has acquired spectrum licenses from EchoStar in a deal valued at approximately $17 billion. This acquisition is intended to enhance Starlink's capacity to deliver connectivity, particularly in remote areas beyond the reach of traditional cell towers.

The collaboration between MediaTek and SpaceX underscores a significant advancement in leveraging satellite technology to improve global communication infrastructure, particularly for emergency services.