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AC-4 Integration for next-generation ATSC 3.0 broadcasting

As the digital broadcast landscape transitions toward the IP-based ATSC 3.0 standard (NextGen TV), the industry faces a critical infrastructure gap. Unlike legacy systems, this new framework utilizes the same Internet Protocol backbone as major OTT platforms, enabling a hybrid model of over-the-air signals and interactive internet content.

Within this ecosystem, Dolby AC-4 has emerged as the mandatory audio standard, offering advanced capabilities such as immersive Atmos metadata, dialog enhancement, and personalized audio streams.

The transition to Next Generation Audio (NGA) is moving from a premium feature to a global regulatory requirement: United States (ATSC 3.0 / NextGen TV), European Union (DVB-T2 & UHD), Brazil (TV 3.0), South Korea (UHD services).

The rapid adoption of AC-4 by major networks for live sports and high-profile events has created significant technical hurdles. Current hardware and monitoring tools risk obsolescence without a high-fidelity, legal decoding path. Furthermore, legacy decoders are unable to process the complex metadata required for modern audience measurement and immersive audio experiences. The reliance on “experimental” or uncertified decoders in commercial cloud-encoding SaaS environments introduces substantial legal and technical risks for broadcasters and hardware OEMs.

Conceptual Design

Certified gateway for immersive global broadcasting

A legally compliant and technically superior path for delivering Atmos content over the AC-4 codec within existing multimedia frameworks

The proposed solution would bridge the “legal gap” by providing the first certified decoding path for the industry’s most critical multimedia frameworks: GStreamer and FFmpeg. By integrating a certified fluac4dec GStreamer plugin and FFmpeg Enabler+Dolby Proffesional, software-defined receivers, gateways, and monitoring tools would gain the ability to accurately “unzip” highly compressed AC-4 data and transform it into actionable high-fidelity audio.

conceptual-design-1
OUR VALUE PROPOSITION

The value we deliver: How we boost your business

regulatory-compliance

Regulatory Compliance

Complies with the latest broadcasting standards

product-quality

Product Quality

Provides superior audio decoding and immersive sound

meeting-specs

Meeting Specs

Meets the rigorous technical requirements of the broadcasting industry

innovation

Innovation

Integrates next-gen audio technology for future-proof solutions