InterDigital, Inc. engages in the design and development of technologies that enable and enhance wireless communications. The company offers technology solutions for use in digital cellular and wireless products and networks, including 2G, 3G, 4G, and IEEE 802-related products and networks. As of December 31, 2011, it held a portfolio of approximately 19,500 patents and patent applications related to the fundamental technologies that enable wireless communications. The company licenses its patents to equipment producers that manufacture, use, and sell digital cellular and IEEE 802-related products; and licenses or sells mobile broadband modem solutions, including modem IP, know-how, and reference platforms to mobile device manufacturers, semiconductor companies, and other equipment producers that manufacture, use, and sell digital cellular products. InterDigital, Inc. incorporates its solutions in various products comprising 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 company has strategic alliance with ASOCS Ltd. for integration of InterDigital's SlimChip WCDMA modem IP core and ASOCS' ModemX platform and R4 GSM/GPRS/EDGE solution. InterDigital, Inc. was founded in 1972 and is headquartered in King of Prussia, Pennsylvania.