Patent ID: 7577975

Claim:
An apparatus for distributing same/different digital broadcasting streams in a heterogeneous home network, the apparatus comprising: a home gateway, connected through Ethernet to a first IP (Internet Protocol) STB (Set Top Box) connected to an HDTV receiver, for accessing the network; and a home server, connected to the home gateway through Ethernet and also connected to a PC, a second IP STB, a 1394 STB, an HAS (Home Auto System) and an HDTV receiver, for outputting a ground-wave broadcast, a satellite broadcast and a cable broadcast to their HDTV receivers, respectively, through the second IP STB and the 1394 STB if the ground-wave broadcast, the satellite broadcast and the cable broadcast are received through coaxial cables, interworking with the HAS in order to control home appliances, and directly outputting the broadcast to an HDTV receiver through a built-in STB function; wherein the home server includes: a broadcasting TS (transport stream) selector for selecting and outputting one of three broadcasting TSs extracted from the tuners; a broadcast distributor configured to: convert the selected broadcasting TS into a packet of a broadcasting TS over an IP and output the packet if the destination of the selected broadcasting TS is the second IP STB, convert the selected broadcasting TS into a packet of a broadcasting TS over a 1394 frame and output the packet if the destination of the selected broadcasting TS is the 1394 STB, and convert the selected broadcasting TS into a packet of a broadcasting TS over an IP and output the packet outside if the broadcasting TS to be transmitted to the outside is received; and an Ethernet switch for receiving and outputting an IP broadcasting TS (Transport Stream) being carried on the IP from the home gateway through an Ethernet port, and if the packet of the broadcasting TS over an IP that is the broadcasting TS carried on the IP from the broadcast distributor is received, transmitting the received packet to the home gateway through the Ethernet.