Patent ID: 9064095
Filing Date: 2015-06-23
Classification: G06F

Abstract:
1. A recording device comprising a storage medium capable of recording a plurality of contents consisting of data selected from among data groups including music, images, videos, software, documents and broadcast, and a plurality of licenses each containing decoding information for decoding the contents and a use condition of the decoded content, and an input-output interface providing a connection to an external device, comprising: a control unit controlling writing of the content and/or the license for the storage medium in accordance with a request to write inputted from the external device; and a storage region holding write-protect information indicating whether or not writing of the content and/or the license to the storage medium is allowed, wherein the write-protect information includes first information indicating whether write-protect is set or cancelled for the content to be written and second information indicating whether write-protect is set or cancelled for each type of the license to be written; and the control unit, in a case where the one to be written is the content, refers to the first information of the write-protect information and writes the content to be written based on the first information when accepting a request to write one to be written from the external device, and in a case where the one to be written is the license, determines a type of the license, refers to the second information of the write-protect information in accordance with the determined license type and writes the license to be written based on the second information.