InterDigital Announces Date for 2009 Annual Meeting of Shareholders

Company Release - 3/19/2009

KING OF PRUSSIA, Pa.--(BUSINESS WIRE)-- InterDigital, Inc. (NASDAQ:IDCC) announced today that its board of directors has set the date for the company's 2009 Annual Meeting of Shareholders. The meeting will be held on Thursday, June 4, 2009 at 11:00 a.m. Eastern Time at the Dolce Valley Forge Hotel located at 301 West DeKalb Pike in King of Prussia, Pennsylvania.

Shareholders of record of InterDigital's common stock at the close of business on April 7, 2009 are entitled to notice of, and to vote at, the meeting.

About InterDigital

InterDigital designs, develops and provides advanced wireless technologies and products that drive voice and data communications. InterDigital is a leading contributor to the global wireless standards and holds a strong portfolio of patented technologies which it licenses to manufacturers of 2G, 2.5G, 3G, and 802 products worldwide. Additionally, the company offers a family of SlimChip(TM) high performance mobile broadband modem solutions, consisting of Baseband ICs, Embedded Modules, Modem IP and Reference Platforms. InterDigital's differentiated technology and product solutions deliver time-to-market, performance and cost benefits.

InterDigital is a registered trademark and SlimChip is a trademark of InterDigital, Inc.

For more information, visit: www.interdigital.com

    Source: InterDigital, Inc.
Contact: InterDigital, Inc. Media: Jack Indekeu, +1 610-878-7800 jack.indekeu@interdigital.com or Investor: Janet Point, +1 610-878-7800 janet.point@interdigital.com