Its previous cases stayed to permit defendants Apple, HMD Global, and Lenovo (Motorola Mobility) to conduct jurisdictional discovery to determine whether VoiceAge EVS LLC has standing to sue over infringement of the patents that it has asserted, the Fortress Investment Group LLC plaintiff has filed another Delaware complaint, this one against Xiaomi (1:21-cv-00457). The same five patents are at issue, with infringement allegations again targeting over the provision of devices that allegedly use the Enhanced Voice Services (“EVS”) voice and audio codec for voice calls or conferencing, explicitly calling out the Xiaomi Mi 9T smartphone.