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    • 1. 发明授权
    • Device control method, data transfer apparatus and recording medium
    • 设备控制方法,数据传输设备和记录介质
    • US06959366B2
    • 2005-10-25
    • US10363299
    • 2002-06-27
    • Miki AbeTakafumi HosoiEiichiro MorinagaMasao Tanaka
    • Miki AbeTakafumi HosoiEiichiro MorinagaMasao Tanaka
    • G06F3/06G06F21/24G10K15/02G11B20/00G11B20/10G06F13/14
    • G11B20/10G06F3/0601G06F2003/0697G10K15/02G11B20/00086G11B20/0021
    • A data transfer apparatus for simplifying a module structure for controlling a connected data recording apparatus and improving the processing efficiency. A control code issued by a common application module having a main purpose of check-out/check-in is made a control code corresponding to a device connected by a conversion module and transmitted via a device driver. Moreover, for example, a control code issued by a local application module having a main purpose of controlling processing depending on a device connected shares the aforementioned device driver. For example, the local application module issues a control code in a state matched with a control code format converted by the conversion module. Alternatively, the local application module issues a local control code by indicating issuance of a local control code of a format different from the control code format converted by the conversion module.
    • 一种用于简化用于控制连接的数据记录装置的模块结构并提高处理效率的数据传送装置。 由具有检出/登记的主要目的的通用应用模块发出的控制码是与由转换模块连接并通过设备驱动程序发送的设备相对应的控制码。 此外,例如,具有主要目的的本地应用模块发出的控制代码,该控制代码根据连接的设备来控制处理共享上述设备驱动程序。 例如,本地应用程序模块发出与由转换模块转换的控制代码格式匹配的状态的控制代码。 或者,本地应用模块通过指示发布不同于由转换模块转换的控制代码格式的格式的本地控制代码来发出本地控制代码。
    • 3. 发明授权
    • Calculation device and calculation method
    • 计算装置及计算方法
    • US07392272B2
    • 2008-06-24
    • US10480803
    • 2003-04-18
    • Hiromi MatsudaMiki AbeEiichiro MorinagaMasao Tanaka
    • Hiromi MatsudaMiki AbeEiichiro MorinagaMasao Tanaka
    • G06F7/38
    • H04L9/0877H04L2209/60
    • An arithmetic unit and an arithmetic method that output no information necessary for decryption or encryption to the outside and can perform a self-protecting function when an illegal attack is made. A command monitoring part (44) monitors input command sequences. In a first sequence, a process key in a first stage is calculated from a hardware key (Khd) and is then written to a key storing part (47). In each of the following sequences, a process key in a next stage is calculated from a process key stored in the key storing part (47). When commands of predetermined contents are inputted in predetermined order, a content key is calculated and then written to the key storing part (47). Encrypted data is decrypted with the content key, and the result is outputted from data output means (63). When an illegal attack is made, initialization is performed by selecting fixed value data (Kf) as key data (Ksl) and selecting fixed value data (Df) as input data (Ein).
    • 一种算术单元和算术方法,其不向外部输出解密或加密所需的信息,并且可以在进行非法攻击时执行自我保护功能。 命令监视部分(44)监视输入命令序列。 在第一序列中,根据硬件密钥(Khd)计算第一级中的处理密钥,然后将其写入密钥存储部分(47)。 在以下每个序列中,从存储在密钥存储部分(47)中的处理密钥计算下一级中的处理密钥。 当以预定顺序输入预定内容的命令时,计算内容密钥,然后将其写入密钥存储部分(47)。 加密数据用内容密钥解密,结果从数据输出装置(63)输出。 当进行非法攻击时,通过选择固定值数据(Kf)作为密钥数据(Ksl)并选择固定值数据(Df)作为输入数据(Ein)来执行初始化。
    • 4. 发明授权
    • Data transfer system, data transfer apparatus, data recording apparatus, data transfer method
    • 数据传输系统,数据传输装置,数据记录装置,数据传输方法
    • US07437770B2
    • 2008-10-14
    • US10344867
    • 2002-06-18
    • Miki AbeTakafumi HosoiHiromi MatsudaMasao Tanaka
    • Miki AbeTakafumi HosoiHiromi MatsudaMasao Tanaka
    • G06F21/22H04L9/00
    • H04L63/0428G06F3/0601G06F2003/0697G11B20/00086G11B20/00181G11B20/0021G11B20/00478G11B20/00492G11B20/00789G11B20/10G11B2020/1277H04L2463/101
    • A data transfer apparatus referred to as a primary-recording-medium apparatus implements proper system operations by acquisition of information on a secondary recording medium mounted on a secondary-recording-medium apparatus to serve as a destination of a transfer (or a check-out) of a content. If a medium adopting its own unique management technique as is the case with a mini disc is used as the secondary recording medium serving as a destination of a check-out, the primary-recording-medium apparatus acquires information on the secondary recording medium from the secondary-recording-medium apparatus, which is typically a data-recording apparatus. The information includes an indicator as to whether or not the secondary recording medium has been mounted on the data-recording apparatus, the name of the secondary recording medium, the name of each content stored in the secondary recording medium, the number of contents stored in the secondary recording medium and attributes of each content stored in the secondary recording medium.
    • 被称为主记录介质装置的数据传送装置通过在安装在次级记录介质装置上的辅助记录介质上获取信息来实现适当的系统操作,以用作传送目的地(或检出 )的内容。 如果使用与微型盘一样采用其独特的管理技术的介质作为用作检出目的地的辅助记录介质,则主记录介质设备从第二记录介质设备获取关于辅助记录介质的信息 次级记录介质装置,其通常是数据记录装置。 信息包括关于辅助记录介质是否已经安装在数据记录设备上的指示符,辅助记录介质的名称,存储在次要记录介质中的每个内容的名称,存储在内容中的内容的数量 辅助记录介质和存储在辅助记录介质中的每个内容的属性。