Set top boxes; receivers for digitally broadcast audio and video

Computer servers for contents management in the field of Internet protocol television (IPTV) broadcasting; computer servers for writings management in the field of Internet protocol television (IPTV) broadcasting; computer servers for resource management of computer hardware systems in the field of Internet protocol television (IPTV) broadcasting; computer servers for customer database management in the field of IPTV broadcasting; computer servers for customer billing management in the field ...