NAB Show

NAB Show

Session.

Beyond Boundaries: Hybrid Broadcast Distribution – Multipath Last-Mile Connectivity Across Satellite, Fiber, 5G and LEO

Sunday, April 19 | 11 – 11:20 a.m. | N256

Broadcast Engineering and IT (BEIT) ConferenceAdd to MY Show Planner

For decades, C-band satellite distribution has been the backbone of U.S. broadcast distribution, offering unmatched scale, reliability, and cost predictability. A single uplink could reach thousands of affiliates with near perfect uptime and resilience against weather-related disruptions. However, this model is under unprecedented pressure.

With the FCC looking to repurpose up to 180MHz of the remaining upper C-band spectrum, the industry faces a critical inflection point: how to maintain broadcast grade reliability with diminished or no C-band. This paper explores two hybrid alternatives, Satellite Ku-band and IP, and an IP-first model using dual oath IP connectivity across fibre, 5G and LEO. The paper also addresses the operational and commercial challenges involved in transitioning to a new distribution model.

A hybrid satellite/IP model offers an effective distribution solution. While alternative spectrum options such as Ku-band provide an established and reliable framework, they also introduce operational challenges, most notably, increased vulnerability to rain fade, which can affect signal integrity and overall performance. Nonetheless, by integrating the extensive coverage of Ku-band satellites with IP-based technologies, particularly RIST for packet recovery, broadcasters can address and reduce the impact of weather-related disruptions.

This approach enables the preservation of service continuity, even in adverse conditions, while also opening opportunities for greater efficiency within broadcast workflows. The combination of satellite resilience and advanced IP-based error correction ensures that broadcasters can maintain high reliability and service quality, supporting a smooth transition towards future-ready distribution models.

An IP-first model offers flexibility and scalability but requires strong last-mile connectivity for an always-on service to thousands of endpoints. If one network falls short, can a hybrid approach using fibre, 5G, and LEO meet these needs? Is this achievable in a transport stream model which dominates today, or is a new approach needed such as segmented delivery like DASH and MoQ providing multi-path distribution and seamless edge switching for low-latency, dependable connections?

This paper will explore:

  • Technical architecture: How hybrid workflows integrate satellite and IP using standards like VSF TR-06-4 part 7 and dual IP network transports across fibre, 5G and LEO.
  • Operational strategies: Compression upgrades, receiver refresh cycles, and multi-network deployment models.
  • Economic considerations: CAPEX/ARR modelling for hybrid vs. full-IP scenarios.

As spectrum pressures mount, hybrid distribution is not just a stopgap, it is a strategic evolution. By blending satellite’s reliability with IP’s agility, broadcasters can navigate uncertainty and position themselves for a resilient, scalable future.

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