Patent ID: 7209558
Filing Date: 2007-04-24
Classification: G11B,H04N

Abstract:
1. A reproducing device which carries out MOVE processing of an AV (audio/video) file including audio/video data having a restriction on copying, the reproducing device comprising: a transmitting section which divides one AV file recorded in a recording medium into AV data of a predetermined size which is smaller than the one file and transmits the data to a receiving device; an erasing section which erases the transmitted AV data of the AV file from the recording medium when the transmitting section transmits the AV file to the receiving device, to prevent the AV file from existing both in the recording medium and the receiving device; an ending flag adding section which adds an ending flag to the AV data to be transmitted from the transmitting section, when a power off signal for turning off a power is detected before a completion of the data transmission of the AV file by the transmitting section; a reproduction restart information storing section which prepares information for restarting reproduction on the basis of a recording position, on the recording medium, of the data to which the ending flag is added, and which stores the information into a storing portion; a power off section which turns off a power of the device, after the transmitting section transmits to the receiving device the AV data up to the data to which the ending flag is added and the erasing section erases the transmitted data from the recording medium, and the reproduction restart information storing section stores the information into the storing portion; and a restarting section which, after the power is turned on, makes the transmitting section restart reproduction and transmission of the AV data recorded in the recording medium, on the basis of the information for restarting the reproduction stored in the reproduction restart information storing section.