Harmonic Inc (Harmonic) is a provider of broadband and video streaming solutions. It designs, develops, and sells video delivery software, products, system solutions and services to satellite and telecommunication, cable, and media and broadcast companies.

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Harmonic’s R&D arm focuses on the development of new products and systems and upgrading existing systems and products. The company under broadband business segment focuses on broadband access solutions for both video and data, specifically the ongoing development of centralized, distributed and hybrid cOS software-based broadband access solutions and converging fiber and DOCSIS capabilities on our cOS solution platform. Harmonic under video business segment focuses on enhancing its streaming capabilities, expanding its targeted advertising technologies, and improving the efficiency and flexibility of broadcast workflows for our traditional appliances and within our SaaS platform. The company operates R&D centers in the US (including Oregon, New Jersey, and California), Israel, France and Hong Kong. Harmonic also conduct research projects in collaboration with third-party partners in Ukraine and India. As of December 2025, it had 65 issued US patents and seven issued foreign patents and had 39 pending patent applications. In FY2025, the company incurred expenses of US$76.3 million on R&D, which as a percentage of revenue, stood at 21.1%.