Patent ID: 8626938

Claim:
A content data sharing system having a plurality of devices operably linked to a network, each device comprising: a storage unit configured to store shared tunes and tune data corresponding to each of the available tunes, the tune data including a title, an artist name and an updating date; a communication unit configured to transmit an item list of the shared tunes to one of other devices determined as being currently connected to the network and eligible for tunes sharing, and to receive a request for the shared tunes that selects an item from the item list of the shared tunes from the one of the other devices; and a control unit, implemented by a central processing unit and configured to control said communication unit to directly stream the shared tunes requested from the one of the other devices in direct response to receiving the request for the shared tunes from the one of the other devices; wherein said communication unit is configured to receive an other item list of the shared tunes from one of the other devices, to transmit the request for the shared tunes corresponding to an item selected from the other item list of the shared tunes to one of the other devices, and to receive the shared tunes directly streamed from one of the other devices, wherein each device of the plurality of devices further comprises a display unit configured to display the other item list of the shared tunes and a device list of the other devices determined as being currently connected to the network and eligible for tunes sharing, wherein each device of the plurality of devices further comprises a reproducing control unit configured to control reproducing of the shared tunes while the communication unit is receiving the shared tunes, and wherein the eligible other devices belong to a predetermined group operably linked to the network.