Patent ID: 8521840
Filing Date: 2013-08-27
Classification: G06F

Abstract:
1. A network system, comprising: a server device to store one or a plurality of contents; and a plurality of replay devices, each of which receives respective contents which are desired by a user, are specific to the replay device, and are transmitted from the server device, the replay devices being connected with the server device via a network, wherein each of the replay devices comprises: a storage control unit to store the second specific list obtained by the obtaining unit in the specific list storage unit of the replay device, an editing unit to carry out an editing process of the shared list which is stored in the shared list storage unit, and an updating unit to transmit the edited shared list to the other replay devices as a first update list, or to update the shared list storage unit based on a second update list received from another replay device, wherein: if the shared list stored in the shared list storage unit of the replay device is edited by the replay device, the corresponding shared lists stored in the respective shared list storage units of the other replay devices are updated, and if the first specific list or the second specific list stored in the specific list storage unit of the replay device is edited by the replay device, the other replay devices are not updated, the updating unit transmits the first update list to the server device, and