DEVICE, METHOD, AND SYSTEM FOR CONTROLLING DIGITAL DATA

摘要

PURPOSE: A device, a method, and a system for controlling digital data are provided to recording or dubbing of a digital signal from a television station or a digital VCR. CONSTITUTION: AV data recorded on a pre-recorded tape is output from a reproducing unit of a first digital VCR with protective information indicating whether the copy of the AV data is inhibited or not. The protective information is input with the A/V data to a second digital VCR. Copy permission information of a blank tape loaded in the second digital VCR is discriminated and the second digital VCR records the AV data supplied from the first digital VCR based on the protective information and the copy permission information.