INTERDIGITAL INC revenue for the last year amounted to 497.93 M EUR, the most of which — 314.50 M EUR — came from its highest performing source at the moment, Smartphone, the year earlier bringing 328.02 M EUR. The greatest contribution to the revenue figure was made by China — last year it brought INTERDIGITAL INC 234.42 M EUR, and the year before that — 97.10 M EUR.