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    • 82. 发明申请
    • System, apparatus, method and computer program for transferring content
    • 用于传输内容的系统,设备,方法和计算机程序
    • US20070162753A1
    • 2007-07-12
    • US11646465
    • 2006-12-28
    • Takehiko NakanoHisato Shima
    • Takehiko NakanoHisato Shima
    • H04L9/28H04L9/00
    • H04L63/0428H04L9/0844H04L63/0435H04L63/061H04L63/08H04L67/06H04L2209/603H04L2463/061H04L2463/101
    • A content transfer system for transferring content between a source device transmitting the content and a sink device receiving the content, includes a content specifying unit for specifying the content to be transferred between the source device and the sink device, an authentication unit for performing an authentication exchange key process between the source device and the sink device, a content transfer unit for performing a content transfer process by encrypting and transferring the content specified by the content specifying unit from the source device to the sink device using the key exchanged by the authentication unit, and a content transfer finalizing unit for performing a content transfer finalizing process by validating the content at the sink device and invalidating the original content at the source device in response to the end of the content transfer process performed by the content transfer unit, the content thus being moved from the source device to the sink device.
    • 一种用于在发送内容的源设备和接收内容的宿设备之间传送内容的内容传送系统包括用于指定在源设备和宿设备之间要传送的内容的内容指定单元,用于执行认证的认证单元 源设备和宿设备之间的交换密钥处理,内容传送单元,用于通过使用由认证单元交换的密钥将由内容指定单元指定的内容从源设备加密并传送到宿设备来执行内容传送处理 以及内容传送确定单元,用于响应于内容传送单元执行的内容传送处理结束,通过验证宿设备的内容并使源设备的原始内容无效来执行内容传送完成过程,内容 从而从源设备移动到宿设备。
    • 83. 发明申请
    • Information communication system, transmitting apparatus, transmitting method, and computer program
    • 信息通信系统,发送装置,发送方法和计算机程序
    • US20060240770A1
    • 2006-10-26
    • US10548642
    • 2004-11-15
    • Hisato ShimaTakehiko Nakano
    • Hisato ShimaTakehiko Nakano
    • H04B7/24
    • H04L47/10H04L12/2805H04L12/2834H04L12/2838H04L47/283H04L63/0492H04L63/10H04L2012/2841H04L2012/2849H04L2463/101
    • Transmission of contents from a transmitting apparatus to a plurality of receiving apparatuses is performed, while putting restrictions on a communication area and the number of receiving apparatuses in conformity with a definition of DTCP. In a case of a need to distribute literary works such as movies and the music within a single home network, while preventing the transmission of the literary works to other home networks, a degree of freedom in communication is raised in a case where a communication delay time is short so that a high possibility exists that the communication delay time falls within a specific range. Conversely, in a case where the communication delay time is long so that a low possibility exists that the communication delay time falls within the specific range, the degree of freedom in communication is lowered. Thus, it is allowable to implement a system that ensures a high barrier to unauthorized content distributions, and also, does not have any remarkable restrictions on a rightful home use.
    • 执行从发送装置到多个接收装置的内容的传输,同时对通信区域和与DTCP的定义一致的接收装置的数量进行限制。 在需要在单个家庭网络中分发电影和音乐等文学作品的同时,防止将文学作品传播到其他家庭网络的情况下,在通信延迟的情况下,提高了通信的自由度 时间短,因此存在通信延迟时间在特定范围内的高可能性。 相反,在通信延迟时间长的情况下,通信延迟时间落在特定范围内的可能性低的情况下,通信的自由度降低。 因此,可以实现确保对未经授权的内容分发的高度障碍的系统,并且对合法的家庭使用没有任何显着的限制。
    • 84. 发明申请
    • Communication processing apparatus, communication control method and computer program
    • 通信处理装置,通信控制方法和计算机程序
    • US20060063511A1
    • 2006-03-23
    • US10527981
    • 2004-08-10
    • Hisato ShimaTakehiko Nakano
    • Hisato ShimaTakehiko Nakano
    • H04M1/66
    • H04L63/0435H04L12/2805H04L12/2816H04L63/061H04L63/08
    • There is provided a configuration enabling prevention in advance of leakage and outflow of secret information in the local network, such as private data and content whose copyright and use right is restricted. A plurality of identification information of a communication destination device are acquired at different data processing levels. Identification information acquired by data processing at a level of a physical layer or a data link layer of the OSI reference model and identification information acquired by data processing at a layer level of a network layer or higher are received and these identification information are matched. In addition, at least one of identification information receives generated data generated by an encryption process or a hash value generation process based on secret information shared with the communication source device. By matching a plurality of identification information and in accordance with a satisfied or an unsatisfied state of the matching, it is determined whether or not the communication destination device is a device connected to the same local network.
    • 提供了一种能够在本地网络中的秘密信息的泄露和流出之前进行防止的配置,例如私有数据和版权和使用权限的内容。 在不同的数据处理级别获取通信目的地设备的多个识别信息。 通过在OSI参考模型的物理层或数据链路层的级别上的数据处理获得的识别信息和在网络层或更高层的层级上通过数据处理获取的识别信息被接收,并且这些识别信息相匹配。 此外,识别信息中的至少一个基于与通信源设备共享的秘密信息,接收通过加密处理生成的生成数据或散列值生成处理。 通过匹配多个识别信息,并且根据匹配的满足或不满足的状态,确定通信目的地设备是否是连接到同一本地网络的设备。
    • 90. 发明授权
    • Asynchronous connections with scattering page tables for transmitting data from a producer device to a consumer device over an IEEE 1394 serial data bus
    • 与散射页表的异步连接,用于通过IEEE 1394串行数据总线从制造设备向消费者设备传输数据
    • US06421745B1
    • 2002-07-16
    • US09548050
    • 2000-04-12
    • David V. JamesHisato ShimaBruce Fairman
    • David V. JamesHisato ShimaBruce Fairman
    • G06F1314
    • H04L47/266
    • Both small frames and large frames of data are transmitted from a producer device to a consumer device over an IEEE 1394 serial data bus. The small frames of data are preferably transmitted to a small frame buffer associated with a plug at the consumer device. Each transfer of a small frame generates an interrupt at the consumer device when the transfer is complete. For the transfer of large frames of data, the consumer device programs an array of page table entries into the plug control register of the producer device, prior to a transfer of a large frame of data. Each of the page table entries includes a starting address of a memory page at the consumer device to which data can be written. Together, these memory pages specified by the page table entries form a large frame buffer at the consumer device for receiving a large frame of data from the producer device. Preferably, the array of page table entries can be updated by the consumer device, as appropriate, between frame transfers. When transferring a large frame of data, the producer device begins writing to the first page specified in the first page table entry and continues in order, writing to the pages specified in the page table entries, until the entire frame has been transferred. When the entire large frame of data has been transferred, the producer device then updates the plug control register at the consumer device to notify the consumer device that the entire large frame has been transferred.
    • 小帧和大帧数据都通过IEEE 1394串行数据总线从制作设备发送到消费者设备。 数据的较小帧优选地被发送到与消费者设备处的插头相关联的小帧缓冲器。 传输完成后,小帧的每次传送都会在消费者设备处产生中断。 为了传送大帧数据,消费者设备在传送大帧数据之前将页表条目数组编程到生成器设备的插头控制寄存器中。 每个页表条目包括消费者设备上可写入数据的存储器页面的起始地址。 由页表项指定的这些存储页一起在消费者设备处形成大的帧缓冲器,用于从生成器设备接收大帧数据。 优选地,可以由消费者设备适当地在帧传输之间更新页表条目的阵列。 当传送大帧数据时,生成器设备开始写入第一页表条目中指定的第一页,并按顺序继续,写入页表条目中指定的页面,直到整个帧被传送。 当整个大帧数据已被传送时,制作设备随后更新消费者设备处的插头控制寄存器,以通知消费者设备整个大帧已被传送。