FWA (Fixed Wireless Access) Implementation with Different Backhaul Types

Where to Implement FWA?

  • Urban Areas (5G FWA, mmWave) – Fiber & 60GHz backhaul
  • Suburban Areas (4G/5G FWA) – Microwave & Fiber Hybrid Backhaul
  • Rural Areas (4G FWA) – Microwave, Satellite, & Unlicensed Backhaul
  • Remote Areas (LTE/5G FWA) – Satellite or Unlicensed Band Radio Backhaul
  • Enterprise Connectivity – Hybrid Microwave & Fiber for SLA-based services
  • Temporary Deployments (Disaster recovery, Events, Construction sites) – Unlicensed Band (5 GHz, 60 GHz) & Satellite Backhaul

Backhaul Options for FWA

A. Fiber Optic Backhaul

  • Advantages:

    • Highest speed (10–100 Gbps) & ultra-low latency
    • Future-proof for high-demand applications
    • Reliable & interference-free
  • Disadvantages:

    • High deployment cost
    • Time-consuming & difficult in remote areas
  • Best for: Dense urban areas, enterprise & mission-critical FWA

B. Microwave Backhaul (Licensed Spectrum)

  • Advantages:

    • High capacity (1–10 Gbps)
    • Faster deployment than fiber
    • Long range (~10-50 km)
  • Disadvantages:

    • Expensive spectrum licensing
    • Weather-sensitive (Rain fade in high frequencies)
  • Best for: Suburban & rural FWA, areas where fiber is unavailable

C. Unlicensed Band Radio (2.4 GHz, 5 GHz, 60 GHz, 80 GHz E-band)

  • Advantages:

    • No spectrum licensing cost
    • Quick & easy deployment
    • Cost-effective for small-scale networks
  • Disadvantages:

    • Higher interference risk (especially in 5 GHz & 2.4 GHz bands)
    • Limited range (especially 60 GHz & 80 GHz)
    • Lower reliability than fiber/microwave
  • Best for: Rural broadband, small cell backhaul, and short-range links

D. Satellite Backhaul (LEO/GEO Satellite, Starlink, OneWeb, Viasat)

  • Advantages:

    • Covers remote & isolated locations
    • Easy deployment, no need for ground infrastructure
  • Disadvantages:

    • High latency (especially GEO satellites ~600ms)
    • Expensive compared to other options (~$100-500 per Mbps)
    • Weather-sensitive
  • Best for: Remote FWA deployments, backup connectivity

Hybrid Backhaul Model for FWA

Combining Multiple Backhaul Types for Maximum Efficiency

  • Urban Areas (High-Density 5G FWA) – Fiber + 60 GHz Backhaul

    • Use fiber as primary backhaul for core connectivity
    • Deploy 60 GHz unlicensed mmWave for small cells & short-distance backhaul
  • Suburban & Semi-Rural (4G/5G FWA) – Microwave + Fiber Hybrid

    • Fiber for main aggregation points
    • Licensed microwave (E-band or 5G backhaul) for last-mile connectivity
  • Rural & Low-Density Areas – Microwave + Unlicensed Band Hybrid

    • Licensed microwave for main backhaul (~10-30 km)
    • Unlicensed 5 GHz/60 GHz for short-distance distribution
  • Remote & Disaster Recovery – Satellite + Unlicensed Radio

    • Satellite backhaul for core connectivity
    • Local distribution via 5 GHz Wi-Fi / 4G LTE FWA

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