AWS for M&E Blog
How broadcasters are navigating the satellite transition with AWS
For decades, C-band satellite has been the backbone of primary distribution of live linear content to distribution partners and affiliates in the United States. The frequency range offered rain-fade resistance, continental reach from a single transponder, and a cost model that scaled to thousands of receive locations. For national networks, regional affiliates, and cable headends alike, C-band simply worked. However, C-band options are rapidly shrinking to make space for next-generation wireless technology. In 2020, the Federal Communications Commission (FCC) auctioned 280 MHz of C-band spectrum (3.7–3.98 GHz), forcing satellite providers to compress operations into the upper portion of the band. Now, that spectrum is about to disappear as well because the FCC voted to auction 160 MHz of upper C-band (3.98–4.14 GHz) in July 2027, effectively eliminating C-band as a viable option for broadcasters.
The lower C-band auction in 2020 was disruptive, but navigable. This time, there is no equivalent fallback. When the additional 160 MHz is repurposed, 88 percent of the C-band downlink spectrum (3.7–4.2 GHz) will be gone, and the remaining sliver is practically unusable for TV operations when guard intervals are accounted for. With most C-band availability set to cease in December 2030, broadcasters face two primary options: migrate to Ku-band satellite or adopt IP-based distribution. Each involves trade-offs, but broadcasters that start mapping a plan now will have more agency over their transition.
A different structural approach
Ku-band offers continued satellite delivery, but introduces operational considerations as well as added costs. The higher frequency is susceptible to rain fade, the signal attenuation caused by heavy rainfall, because the shorter wavelengths of Ku-band are easily disrupted by water droplets, something that C-band largely avoided. Receive sites will also likely require equipment changes.
IP-based distribution takes a fundamentally different approach. Rather than broadcasting a single signal across a satellite footprint, IP delivers content over network infrastructure, whether managed private networks or the public internet. IP supports both point-to-point contribution and one-to-many distribution through content delivery networks (CDNs). Because it isn’t beholden to hardware, IP distribution can be deployed faster than satellite infrastructure, scales incrementally, and integrates with the software-defined workflows that are already reshaping broadcast production.
Connectivity options to reach the cloud
One of the practical challenges in replacing satellite is connecting the source of the content to the cloud. Although satellite uses a single uplink dish, IP requires matching the right connectivity model to each source location. Broadcasters can draw on four connectivity models, often combining them for redundancy:
- Public internet –For many contribution workflows, signals can be ingested over the public internet using Secure Reliable Transport (SRT), Reliable Internet Stream Transport (RIST), and Zixi, protocols that provide error recovery and encryption. This is the lowest-barrier entry point and is appropriate for nonpremium feeds or as a backup path.
- Dedicated private connections –For primary contribution paths where deterministic performance is essential, AWS Direct Connect provides dedicated private connections between a broadcaster’s facility and Amazon Web Services (AWS). Direct Connect bypasses the public internet entirely, offering consistent latency and throughput for live video workflows that can’t tolerate packet loss or jitter.
- Last mile managed connectivity –For broadcasters with multiple facilities or distributed receive locations, AWS Interconnect automates private connectivity from on-premises locations to AWS. Broadcasters select a location, a Region, and a bandwidth tier (1–100 Gbps), and AWS handles the provisioning. The service works with existing telco providers, which means broadcasters can use connectivity relationships they already have in place.
- Satellite broadband –For venues or locations where internet connectivity is limited or temporary, Amazon Leo provides connectivity from low Earth orbit with direct, secure connections to AWS. Because contribution links call for highly reliable, redundant, and diverse paths, Amazon Leo is best used as one flexible option alongside others rather than a sole connection. European premier men’s golf event DP World Tour is already using Amazon Leo to provide connectivity at tournament venues that change weekly.
Establishing transport, routing, and primary distribution
When signals reach AWS, they need to be transported, routed, and delivered to their destinations. A satellite transponder performs this function today, and AWS Elemental MediaConnect is purpose-built to serve as the replacement. MediaConnect is a fully managed live video transport and routing service designed for primary distribution. It carries live video across the AWS private global backbone, where signals never traverse the public internet. A proprietary multipath routing algorithm distributes traffic across all available network paths simultaneously, rerouting around congestion or failures in real time. Published reference architectures using cross-Region redundancy patterns achieve up to 99.9999 percent availability.
AWS Elemental MediaConnect Router adds software-defined video routing on top of this transport layer, giving broadcasters the ability to route any input to any output globally, switch sources in real time, and manage their entire signal matrix from a single control plane. Sony used MediaConnect Router for a major international broadcast, routing more than 90 live sources through cloud-based switchers. For distribution to affiliates, headends, and partners, MediaConnect delivers feeds using SRT, RIST, Zixi, and Real-time Transport Protocol (RTP), providing interoperability with existing receive equipment. Content owners can share live feeds through cross-account entitlements, where a partner receives the feed in their own isolated AWS environment with full workflow independence and revocable access.
For broadcasters who also need to reach consumers directly, Amazon CloudFront provides CDN-based delivery through more than 600 global edge locations. CloudFront integrates with AWS Media Services. Together, MediaConnect and CloudFront cover the full spectrum of distribution needs: professional-grade primary distribution to broadcast endpoints and scalable streaming delivery to consumer devices.
Increasing monetization opportunities
Satellite distribution is inherently a single, undifferentiated feed from the transponder to every downlink. If a broadcaster needs to deliver language-specific audio tracks, Region-locked content, or blackout-compliant feeds, each variant requires its own transponder allocation, encoding chain, and monitoring. When distribution moves to cloud infrastructure, these constraints disappear. A single ingest feed can be turned into multiple regionalized variants per affiliate, per market, or per partner, with less complexity than satellite.
Creating per-market variants is only half the challenge. MediaConnect Router provides the distribution layer that completes this workflow. Cloud routing manages multiple outputs from the same infrastructure. Broadcasters can use MediaConnect Router to maintain a single ingest path, process the signal into multiple regionalized feeds, and then direct each variant to the specific affiliates, headends, or partners that require it. Language tracks are routed to specific Regions and blackout-compliant feeds are directed to specific geographies, all managed from a single cloud-based routing matrix, switchable in real time, and scalable to hundreds or thousands of destinations.
The upper C-band auction is a US regulatory action, but the underlying trend is global. Demand for mid-band spectrum to support 5G and future wireless services is accelerating worldwide. Broadcasters outside the United States who depend on satellite distribution face the same structural challenge: how to build distribution infrastructure that doesn’t depend on this satellite spectrum while future-proofing for new innovations.
Getting started
Following the impending C-band auction, satellite operators in the United States must vacate this spectrum by December 2030. Broadcasters who are evaluating their options now have the advantage of choosing their migration path on their own terms, rather than under hurried timelines with fewer options.
To learn more about IP-based distribution, visit the AWS Elemental MediaConnect product page, explore AWS Interconnect for last mile connectivity, or get in touch with an AWS for Media and Entertainment expert.