Patent ID: 8972302
Filing Date: 2015-03-03
Classification: G06F,G06Q,G11B

Abstract:
1. A reproducing controlling method, comprising: receiving, by a client device, identification information unique to a data recording medium from the data recording medium; transmitting, from the client device, the received identification information and information that represents a use mode of the data recording medium to a server, wherein the server correlatively stores the identification information and management information corresponding to the data recording medium, and updates the management information when the transmitted identification information and the information that represents a use mode of the data recording medium are received from the client device; receiving, by the client device, key data and license information generated in accordance with the updated management information by the server, wherein the key data controls whether to reproduce content data recorded on the data recording medium or to record the content data recorded on the data recording medium; and controlling, by the client device, whether to reproduce the content data or to record the content data based on the received key data.