EXHIBIT 21

Subsidiaries of InterDigital Communications Corporation

Company	Jurisdiction/State of Incorporation
InterDigital Asia KK	Japan
InterDigital Canada Ltee	Delaware
InterDigital Communications (Europe) Ltd.	United Kingdom
InterDigital Facility Company	Delaware
InterDigital Finance Corporation	Delaware
InterDigital Germany GmbH	Germany
InterDigital Advanced Technologies, Inc.	Delaware
InterDigital Technology Corporation	Delaware
InterDigital Telecom, Inc.	New York
IPR Licensing, Inc.	Delaware
Tantivy Communications, Inc.	Delaware