sentences:  Minerva also makes data compression hardware used to transmit video over Internet protocol (IP) networks.In 2006, Nortel Networks and Minerva announced that they would jointly develop an Application Interface (API) enabling the integration of real-time IPTV services with Minerva's iTVManager software, allowing it to interoperate with Nortel's IMS service delivery platform.As of June 2008, Minerva Networks changed focus to developing IPTV middleware and applications software with over 220 telco deployments worldwide.