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    • 43. 发明授权
    • Content data delivery system, and method for delivering an encrypted content data
    • 内容数据传送系统以及用于传递加密的内容数据的方法
    • US08307458B2
    • 2012-11-06
    • US11505820
    • 2006-08-18
    • Akihiro KasaharaAkira MiuraHiroshi Suu
    • Akihiro KasaharaAkira MiuraHiroshi Suu
    • G06F7/04
    • H04L63/0428H04L9/0822H04L9/083H04L9/0897H04L63/06H04L2209/60H04L2463/101
    • A handheld device is configured to be connectable to a storage media that holds a unique media identifier and holds a content key data used to decrypt an encrypted content data. A content data delivery system is provided that is configured to be able to deliver various data to the handheld device and to make a content data available to the handheld device. The system includes a member-registration information database that holds member-registration information including a data pair of a handheld-device identifier related to the relevant handheld device and the relevant media identifier. The media identifier held by the storage media is verified with the member-registration information database. When it is determined that the media identifier corresponds to the member-registration information, the content key data held in the storage media is read, and it is determined whether an encrypted content data corresponding to the read content key data is stored in the storage media or other storage media coupled to the storage media. The encrypted content data is transferred to the storage media or the like depending on the user's specification.
    • 手持设备被配置为可连接到保存唯一媒体标识符并保存用于解密加密内容数据的内容密钥数据的存储介质。 提供内容数据传送系统,其被配置为能够将各种数据传送到手持设备并使内容数据可用于手持设备。 该系统包括成员注册信息数据库,其保存包括与相关手持设备相关的手持设备标识符的数据对和相关媒体标识符的成员注册信息。 使用会员注册信息数据库验证由存储介质保存的媒体标识符。 当确定媒体标识符对应于成员注册信息时,读取​​保存在存储介质中的内容密钥数据,并且确定与读取的内容密钥数据相对应的加密内容数据是否被存储在存储介质中 或耦合到存储介质的其它存储介质。 加密的内容数据根据用户的规格被传送到存储介质等。
    • 44. 发明授权
    • System and method for providing program information, and recording medium used therefor
    • 用于提供节目信息的系统和方法,以及用于其的记录介质
    • US08205083B2
    • 2012-06-19
    • US12104130
    • 2008-04-16
    • Hiroshi SuuAkira MiuraAkihiro Kasahara
    • Hiroshi SuuAkira MiuraAkihiro Kasahara
    • H04L29/06
    • G11B20/00086G06F21/105G06F21/55G06F21/78G11B20/00094G11B20/0021G11B20/00362G11B20/00492G11B20/00543G11B20/00862
    • A system for providing program information has a user terminal, a recording medium capable of reading information therefrom and writing information thereto through a command issued by the user terminal, and a server connected to the user terminal via a network, and provides program information from the server to the recording medium. The recording medium has a first control unit that performs a first mutual authentication operation with a first storage unit capable of writing program information thereto and the user terminal, and that executes a command to write program information to the first storage unit only if the first mutual authentication operation is successful. The user terminal performs a second mutual authentication operation with the server, obtains program information transmitted from the server if the second mutual authentication operation is successful, and issues a command to write the program information to the first storage unit of the recording medium.
    • 用于提供节目信息的系统具有用户终端,能够从其中读取信息并通过用户终端发出的命令向其写入的记录介质,以及经由网络连接到用户终端的服务器,并且从 服务器到记录介质。 记录介质具有第一控制单元,该第一控制单元与能够向其中写入程序信息的第一存储单元和用户终端进行第一相互认证操作,并且仅在第一相互之间执行将程序信息写入到第一存储单元的命令 认证操作成功。 用户终端与服务器执行第二相互认证操作,如果第二相互认证操作成功,则获得从服务器发送的节目信息,并且发出将节目信息写入记录介质的第一存储单元的命令。