Access to high-quality broadband connectivity has become a fundamental requirement for modern societies. Economic growth, digital inclusion, public services, and innovation increasingly depend on reliable, high-capacity networks. Applications such as cloud computing, remote work, online education, telemedicine, ultra-high-definition video, and emerging immersive services demand not just basic connectivity, but consistent broadband speeds approaching or exceeding 1 Gbps.
While fiber-to-the-home (FTTH) is widely recognized as the gold standard for gigabit access, deploying fiber everywhere is neither fast nor economical. Civil works, rights-of-way, and long deployment timelines make universal fiber coverage difficult, particularly in suburban, rural, and rapidly expanding urban areas.
To bridge this gap, millimeter-wave Fixed Wireless Access (mmWave FWA) has emerged as a powerful and practical solution, capable of delivering fiber-like performance over a wireless medium.
mmWave FWA uses spectrum typically above 24 GHz to provide broadband connectivity to fixed locations such as homes, enterprises, and multi-dwelling units (MDUs). The defining strength of mmWave bands lies in the availability of very wide contiguous channels, often hundreds of megahertz or more, enabling multi-gigabit throughput.
However, achieving fiber-like performance over wireless is not only a matter of spectrum width; spectrum licensing is critical. Area-licensed spectrum provides operators with exclusive or coordinated access to frequencies within a defined geographic region. This contrasts sharply with unlicensed spectrum, where interference is unpredictable and quality of service cannot be guaranteed.
Licensed spectrum enables:
As a result, area-licensed mmWave bands are the foundation for truly fiber-like FWA services, supporting guaranteed throughput, low latency, and stable performance.
One of the major strengths of mmWave FWA is that area-licensed bands are available worldwide, providing a harmonized foundation for large-scale deployments.
In Europe, the primary mmWave band for terrestrial broadband is the 26 GHz band (24.25–27.50 GHz). This band has been designated for 5G networks under a technology-neutral regulatory framework, allowing license holders to deploy 5G NR, FWA, or other broadband technologies. This flexibility enables operators to optimize their networks for fixed wireless gigabit access while preserving the option to support mobile services where needed.
The 28 GHz band in Europe is allocated on a co-primary basis with Earth-to-satellite communications. While satellite services retain protected status, terrestrial deployments such as FWA can coexist without any concern through coordination mechanisms. This shared approach maximizes spectrum efficiency while still enabling high-capacity wireless access.
In North America, the regulatory environment has strongly encouraged mmWave innovation. The FCC has introduced the Upper Microwave Flexible Use Service (UMFUS) framework, covering the 24, 28, 37, and 39 GHz bands. These bands are licensed on an area basis and allow flexible use for mobile, fixed, or hybrid deployments, making them ideal for large-scale mmWave FWA.
In addition, the LMDS bands at 29/31 GHz provide further licensed mmWave capacity. Originally intended for point-to-multipoint systems, LMDS spectrum is increasingly being repurposed to support modern gigabit FWA solutions.
Worldwide, regulators are progressively migrating legacy 26 GHz and 28 GHz allocations toward flexible Time Division Duplex (TDD) usage. In Middle East for example, several Gulf countries have modernized legacy 26 GHz and 28 GHz licenses to support TDD-based broadband and 5G FWA, enabling high-capacity residential and enterprise access without major fiber expansion. In Africa, countries such as Nigeria are refarming parts of the 26 GHz band to support flexible TDD broadband.
This global regulatory evolution reinforces mmWave FWA as a long-term, scalable solution for gigabit access.
The rapid maturation of radio technologies has transformed mmWave FWA from a niche solution into a carrier-grade alternative to fiber. Several key innovations underpin this transformation.
Modern mmWave FWA systems support Multi-User (MU) operation, enabling multiple terminals to communicate concurrently using the same system resources. Instead of serving users sequentially, the network can schedule and spatially separate transmissions, dramatically improving sector capacity and spectral efficiency. This is essential for dense residential areas and MDUs, where many users demand high throughput simultaneously.
Multiple-Input Multiple-Output (MIMO) technology multiplies system capacity by reusing spectrum resources across multiple spatial streams. By transmitting independent data streams over the same frequency channel, MIMO significantly increases throughput without requiring additional spectrum. In mmWave FWA, MIMO is a cornerstone for delivering gigabit and multi-gigabit services.
One of the most critical innovations in mmWave systems is massive hybrid beamforming. By concentrating transmitted power into narrow, steerable beams, beamforming compensates for higher path loss at mmWave frequencies. This enables Longer transmission distances, Higher link reliability, Improved resistance to interference and blockage. Steerable high-gain beams allow mmWave FWA links to reach several kilometers while maintaining stable gigabit performance—far beyond early perceptions of mmWave limitations.
Carrier aggregation enables operators to combine multiple spectrum blocks, even across different bands, into a single logical channel. This allows flexible and efficient use of fragmented spectrum holdings, maximizing peak throughput and overall capacity. For FWA, carrier aggregation ensures that available spectrum can be fully exploited to meet growing bandwidth demands.
Thanks to these technological advances, mmWave FWA can now deliver high-capacity, reliable, fiber-like broadband—but without the long deployment timelines and high costs associated with fiber rollout. Networks can be deployed in weeks rather than years, using existing towers, rooftops, and street infrastructure.
mmWave FWA is suitable for:
Importantly, mmWave FWA can accelerate copper switch-off strategies. Legacy copper networks are fundamentally incapable of delivering gigabit speeds and represent a growing operational burden. Replacing copper with mmWave FWA allows operators to modernize access networks rapidly while meeting future bandwidth requirements.
mmWave FWA is not a replacement for fiber but a powerful complement. Fiber remains ideal for core and aggregation networks, while mmWave FWA extends gigabit access to locations where fiber is delayed, costly, or impractical.
Compared with alternative access solutions:
For the networks of tomorrow—defined by gigabit speeds, reliability, and scalability—mmWave FWA stands out as the most effective wireless access technology.
A concrete example of these advances is the WiBAS™ G5 solution, which delivers reliable multi-gigabit connectivity over distances exceeding 8 km. Designed for operation across all area-licensed mmWave bands, WiBAS™ G5 combines MU capabilities, advanced MIMO, massive hybrid beamforming, and carrier aggregation to provide true fiber-like performance over wireless.
As regulators, operators, and technology providers align around licensed mmWave spectrum, mmW FWA is poised to play a central role in delivering global gigabit access—everywhere and to everyone.