Ciena Corp (Ciena) is a network technology company that provides hardware, software, and services to network operators globally. The company supports network traffic across applications such as cloud, video, data, AI, and voice. The company’s solutions are used by communications service providers, cable and multiservice operators, cloud providers, submarine network operators, governments, and enterprises across various industries. As of November 2024, the company served over 1,600 customers worldwide.

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R&D arm of the company focuses on enhancing solutions offerings to address new market opportunities, adding features and functionality, and aligning with market demand. The company aims to design and market solutions that support its Adaptive Network vision through advances in programmable systems, software, analytics, and control and automation. The development efforts are directed towards optimizing price for performance, managing power consumption, reducing lifecycle operating costs and space requirements, and minimizing the environmental impact of network operations. Current development efforts include reinforcing coherent optical leadership, innovating next-generation modem technology, delivering on the Adaptive IP approach, and extending fiber-based broadband access technologies. The company also focuses on portfolio optimization and engineering changes to drive product and manufacturing cost reductions and enable multivendor sourcing of components. AI is leveraged during certain phases of the development lifecycle to increase productivity and improve development efficiencies. As of December 2024, the company's R&D activities was supported by over 3,800 R&D specialists and had approximately 2,300 issued patents and more than 700 pending patent applications worldwide. It operates R&D centers in Ottawa, Canada and Gurgaon, India. In FY2024, the company spent US$767.5million on R&D, which as a percentage of total revenue stood at 19.1%.