Sisvel S.p.A. and its United States subsidiary Audio MPEG, Inc. previously sued Thomson for patent infringement on MP3 technology, but those disputes were resolved in November 2005 with Sisvel granting Thomson a license to their patents.
Sisvel S.p.A.和它的美國子公司Audio MPEG, Inc.以前曾經以侵犯MP3技術專利為由起訴Thomson，但是那些爭端在2005年11月最終以Sisvel給Thomson MP3授權而結束。