InterDigital Inc is a Pennsylvania corporation, founded in 1972. The Company designs and develops technologies that enable and enhance wireless communications and monetizes such technologies used in digital cellular and wireless products and networks, including 2G, 3G, 4G and IEEE 802-related products and networks. The Company's wholly owned subsidiaries held a portfolio of over 20,400 patents and patent applications related to the technologies that enable wireless communications. The products incorporating its patented inventions include: mobile devices, such as cellular phones, tablets, notebook computers and wireless personal digital assistants; wireless infrastructure equipment, such as base stations; and components, dongles and modules for wireless devices. The labs are involved in development of those digital wireless technologies in OFDM/OFDMA and MIMO technologies. The Company has competition from companies, including in-house development teams at other wireless device companies and semiconductor companies and wireless operators, developing other and similar technologies.