InterDigital Inc is a research and development company focused on wireless, video, Artificial Intelligence, and related technologies. It designs and develops technologies that enable connected, immersive experiences in a broad range of communications and entertainment products and services. The majority of revenue is generated from fixed-fee patent license agreements, with a smaller portion coming from variable royalty agreements. Geographically it operates in the United States, China, South Korea, Japan, Taiwan, and Europe, out of which the majority is from China.