A new technology promises to eliminate cellular dead zones for all mobile carriers.

Direct-to-device satellite connectivity can broaden mobile access, increase reliability, and provide societal benefits. However, without balanced regulation, it could disrupt mobile services used daily by billions. Guidelines aim to help governments foster innovation while protecting the mobile ecosystem.

– John Giusti, Chief Regulatory Officer at the GSMA, September 2025

D2D's Significance for Connectivity

D2D offers connectivity to those previously without access. | Image credit – GSMA

Currently, 57% of the global population uses mobile broadband. D2D can provide a backup for these users in areas lacking coverage, such as deserts or oceans. It can also bridge the "coverage gap," affecting 4% of individuals outside mobile broadband range.

Another issue is the "usage gap," where 39% reside in covered areas but lack connectivity due to cost or digital skills. While satellite cannot match mobile network capacity, D2D, with proper regulation, can address these gaps and enhance mobile service reliability.

The GSMA highlights two spectrum options for D2D:

IMT spectrum: Collaborates with mobile operators like T-Mobile, Verizon, and AT&T, supporting SOS, SMS, and data services.

MSS spectrum: Uses bands already designated for satellite. Some are now standardized in 3GPP, but phone compatibility is limited to premium models. Wider availability remains a challenge.

In the near future, satellite connectivity may not require special devices. Carriers could offer it as a service to existing smartphones if the chipset is compatible. This should extend from flagship devices to more common models.

Proper regulations can mainstream D2D

The GSMA’s new framework is a key step in normalizing satellite-to-phone connections within standard mobile service. While having two spectrum options provides flexibility, IMT's compatibility with standard smartphones is a potential game-changer, particularly for travelers in remote areas.

The crucial factor now is how governments implement these guidelines. With clear and consistent regulations, D2D could make global connectivity seamless, ensuring mobile coverage persists regardless of location.

– John Giusti, Chief Regulatory Officer at the GSMA, September 2025

D2D offers connectivity to those previously without access. | Image credit – GSMA

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