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1. 发明授权

US09344429B2 Network apparatus based on content name and method for protecting content 有权
标题翻译：基于内容名称和保护内容的方法的网络设备
公开(公告)号：US09344429B2
公开(公告)日：2016-05-17
申请号：US13492967
申请日：2012-06-11
申请人： Eun Ah Kim , Dae Youb Kim , Byoung-Joon Lee , Mi Suk Huh
发明人： Eun Ah Kim , Dae Youb Kim , Byoung-Joon Lee , Mi Suk Huh
IPC分类号： H04L29/06 , G06F21/62
CPC分类号： H04L63/10 , G06F21/6209
摘要： A content protection method includes generating content protection information regarding a content to be protected by a content producer, and generating a content name indicating a location of the content in content name based networks based on the content protection information. The content protection information may include at least one of marking information indicating whether the content is protected and policy information indicating a disclosure range of the content.
摘要翻译：内容保护方法包括：生成关于要由内容制作者保护的内容的内容保护信息，并且基于内容保护信息生成指示基于内容名称的网络中的内容的位置的内容名称。内容保护信息可以包括指示内容是否被保护的标记信息和指示内容的公开范围的策略信息中的至少一个。

2. 发明授权

US08874919B2 Apparatus and method of a portable terminal authenticating another portable terminal 有权
标题翻译：便携式终端的装置和方法认证另一便携式终端
公开(公告)号：US08874919B2
公开(公告)日：2014-10-28
申请号：US13007442
申请日：2011-01-14
申请人： Dae Youb Kim
发明人： Dae Youb Kim
IPC分类号： H04L9/32 , G06F21/33 , H04L29/06
CPC分类号： H04L63/08 , G06F21/33 , G06F2221/2129
摘要： Provided is an apparatus and method of a portable terminal authenticating another portable terminal. The portable terminal may receive a seed generated by the other portable terminal, issue an authentication certificate generated using the seed to the other portable terminal, authenticate the other portable terminal based on the authentication certificate, and provide a secure communication.
摘要翻译：提供了便携式终端的认证另一便携式终端的装置和方法。便携式终端可以接收由另一便携式终端生成的种子，将使用种子生成的认证证书发送给另一便携式终端，基于认证证书认证另一便携式终端，并提供安全通信。

3. 发明授权

US08578154B2 Tag generation method in broadcast encryption system 有权
标题翻译：广播加密系统中的标签生成方法
公开(公告)号：US08578154B2
公开(公告)日：2013-11-05
申请号：US13278140
申请日：2011-10-20
申请人： Weon-il Jin , Maeng-hee Sung , Dae-youb Kim , Hwan-joon Kim
发明人： Weon-il Jin , Maeng-hee Sung , Dae-youb Kim , Hwan-joon Kim
IPC分类号： H04L29/06
CPC分类号： H04H60/15 , H04L9/321 , H04L2209/601
摘要： A tag generation method for generating tags used in data packets in a broadcast encryption system is provided. The method includes detecting at least one revoked leaf node; setting a node identification (node ID) assigned to at least one node among nodes assigned node IDs at a layer 0 and to which the at least one revoked leaf node is subordinate, to a node path identification (NPID) of the at least one revoked leaf node at the layer 0; generating a tag list in the layer 0 by combining the NPID of each of the at least one revoked leaf nodes at the layer 0 in order of increment of node IDs of the corresponding at least one revoked leaf nodes; and generating a tag list in a lowest layer by repeatedly performing the setting and generation operation down to the lowest layer.
摘要翻译：提供一种用于在广播加密系统中生成用于数据分组的标签的标签生成方法。该方法包括检测至少一个撤销的叶节点; 将分配给层0的所有节点ID的节点和所述至少一个被撤销的叶节点从属的节点标识（节点ID）分配给所述至少一个已被吊销的节点路径标识（NPID）第0层的叶节点; 通过将对应的至少一个被撤销的叶节点的节点ID的增量的顺序组合在层0上的至少一个撤销的叶节点中的每个的NPID，生成层0中的标签列表; 以及通过重复执行到最下层的设置和生成操作来在最下层中生成标签列表。

4. 发明授权

US08464070B2 Apparatus and method for transmitting and receiving data 有权
标题翻译：用于发送和接收数据的装置和方法
公开(公告)号：US08464070B2
公开(公告)日：2013-06-11
申请号：US12796483
申请日：2010-06-08
申请人： Dae Youb Kim
发明人： Dae Youb Kim
IPC分类号： H04L9/00 , G06F11/30
CPC分类号： H04L9/3242 , H04L63/126 , H04L2209/60
摘要： Provided is an apparatus to transmit and receive data, and a method thereof. A data transmission apparatus may generate a first cryptogram and a second cryptogram by encrypting a message authentication code to be transmitted, using a plurality of encryption keys, and may transmit the generated first cryptogram and the second cryptogram to a data reception apparatus.
摘要翻译：提供了一种发送和接收数据的装置及其方法。数据发送装置可以通过使用多个加密密钥加密要发送的消息认证码来生成第一密码和第二密码，并且可以将生成的第一密码和第二密码传送到数据接收装置。

5. 发明申请

US20120317616A1 NODE DEVICE AND METHOD TO PREVENT OVERFLOW OF PENDING INTEREST TABLE IN NAME BASED NETWORK SYSTEM 有权
标题翻译：基于名称的网络系统的节点设备和方法来防止潜在客户端的溢出
公开(公告)号：US20120317616A1
公开(公告)日：2012-12-13
申请号：US13489619
申请日：2012-06-06
申请人： Dae Youb KIM
发明人： Dae Youb KIM
IPC分类号： G06F21/00
CPC分类号： H04L63/1425 , H04L63/1458
摘要： A node device and method are described to prevent overflow of a pending interest table (PIT). When excessive request messages are received through a particular interface, the node device and method transmits a traffic control message to control a transmission interval of the request messages, which are transmitted to a corresponding interface.
摘要翻译：描述了一种节点设备和方法，以防止未决兴趣表（PIT）的溢出。当通过特定接口接收到过多的请求消息时，节点设备和方法发送业务控制消息以控制发送到对应接口的请求消息的传输间隔。

6. 发明申请

US20120263300A1 TAG GENERATION METHOD IN BROADCAST ENCRYPTION SYSTEM 审中-公开
标题翻译：广播加密系统中的标签生成方法
公开(公告)号：US20120263300A1
公开(公告)日：2012-10-18
申请号：US13538886
申请日：2012-06-29
申请人： Weon-il JIN , Maeng-hee SUNG , Dae-youb KIM , Hwan-joon KIM
发明人： Weon-il JIN , Maeng-hee SUNG , Dae-youb KIM , Hwan-joon KIM
IPC分类号： H04L9/00
CPC分类号： H04H60/15 , H04L9/321 , H04L2209/601
摘要： A tag generation method for generating tags used in data packets in a broadcast encryption system is provided. The method includes detecting at least one revoked leaf node; setting a node identification (node ID) assigned to at least one node among nodes assigned node IDs at a layer 0 and to which the at least one revoked leaf node is subordinate, to a node path identification (NPID) of the at least one revoked leaf node at the layer 0; generating a tag list in the layer 0 by combining the NPID of each of the at least one revoked leaf nodes at the layer 0 in order of increment of node IDs of the corresponding at least one revoked leaf nodes; and generating a tag list in a lowest layer by repeatedly performing the setting and generation operation down to the lowest layer.
摘要翻译：提供一种用于在广播加密系统中生成用于数据分组的标签的标签生成方法。该方法包括检测至少一个撤销的叶节点; 将分配给层0的所有节点ID的节点和所述至少一个被撤销的叶节点从属的节点标识（节点ID）分配给所述至少一个已被吊销的节点路径标识（NPID）第0层的叶节点; 通过将对应的至少一个被撤销的叶节点的节点ID的增量的顺序组合在层0上的至少一个撤销的叶节点中的每个的NPID，生成层0中的标签列表; 以及通过重复执行到最下层的设置和生成操作来在最下层中生成标签列表。

7. 发明授权

US08160246B2 Apparatus and method for generating a key for broadcast encryption 有权
标题翻译：用于生成用于广播加密的密钥的装置和方法
公开(公告)号：US08160246B2
公开(公告)日：2012-04-17
申请号：US11245054
申请日：2005-10-07
申请人： Hwan-joon Kim , Dae-youb Kim , Weon-il Jin , Sung-joon Park
发明人： Hwan-joon Kim , Dae-youb Kim , Weon-il Jin , Sung-joon Park
IPC分类号： H04L9/00
CPC分类号： G06Q20/3829 , H04L9/0836 , H04L9/0891 , H04L2209/601
摘要： An apparatus and method for generating a key for a broadcast encryption. The apparatus includes a node secret generator for managing a user that receives broadcast data in a tree structure and for generating a unique node secret for each node in the tree structure. The apparatus also includes an instant key generator for temporarily generating an instant key used at all nodes in common in the tree structure, and a node key generator for generating a node key for each node by operating the node secret generated at the node secret generator and the instant key generated at the instant key generator. Thus, key update can be efficiently achieved.
摘要翻译：一种用于生成用于广播加密的密钥的装置和方法。该装置包括节点秘密生成器，用于管理以树结构接收广播数据的用户，并为树结构中的每个节点生成唯一的节点秘密。该装置还包括一个即时密钥生成器，用于临时生成树结构中所有节点共同使用的即时密钥，以及节点密钥生成器，用于通过操作在节点秘密生成器处生成的节点秘密来生成每个节点的节点密钥，在即时密钥生成器处生成的即时密钥。因此，可以有效地实现密钥更新。

8. 发明申请

US20120036353A1 TAG GENERATION METHOD IN BROADCAST ENCRYPTION SYSTEM 有权
公开(公告)号：US20120036353A1
公开(公告)日：2012-02-09
申请号：US13278140
申请日：2011-10-20
申请人： Weon-il Jin , Maeng-hee Sung , Dae-youb Kim , Hwan-joon Kim
发明人： Weon-il Jin , Maeng-hee Sung , Dae-youb Kim , Hwan-joon Kim
IPC分类号： H04L29/06
CPC分类号： H04H60/15 , H04L9/321 , H04L2209/601
摘要： A tag generation method for generating tags used in data packets in a broadcast encryption system is provided. The method includes detecting at least one revoked leaf node; setting a node identification (node ID) assigned to at least one node among nodes assigned node IDs at a layer 0 and to which the at least one revoked leaf node is subordinate, to a node path identification (NPID) of the at least one revoked leaf node at the layer 0; generating a tag list in the layer 0 by combining the NPID of each of the at least one revoked leaf nodes at the layer 0 in order of increment of node IDs of the corresponding at least one revoked leaf nodes; and generating a tag list in a lowest layer by repeatedly performing the setting and generation operation down to the lowest layer.

9. 发明授权

US08107669B2 Video watermarking apparatus in compression domain and method using the same 有权
标题翻译：压缩域中的视频水印设备及其使用方法
公开(公告)号：US08107669B2
公开(公告)日：2012-01-31
申请号：US11785913
申请日：2007-04-20
申请人： Hwan Joon Kim , Mi Suk Huh , Dae Youb Kim , Chee Sun Won , Sung Min Kim
发明人： Hwan Joon Kim , Mi Suk Huh , Dae Youb Kim , Chee Sun Won , Sung Min Kim
IPC分类号： G06K9/00 , G06K9/36
CPC分类号： G06T1/0057 , G06T2201/0051 , H04N19/467
摘要： A video watermarking apparatus and method are provided, including an information provider for providing spatial domain segmentation information of an image with respect to a compressed video, a grouping unit for grouping the compressed video, based on the spatial domain segmentation information, and generating a grouped spatial domain, an extraction domain selector for selecting an extraction domain for extracting a watermark from the grouped spatial domain, and a watermark extractor for extracting a watermark bit inserted in the extraction domain.
摘要翻译：提供了一种视频水印设备和方法，包括用于提供关于压缩视频的图像的空间域分割信息的信息提供器，用于基于空间域分割信息对压缩视频进行分组的分组单元，以及生成分组空间域，用于从分组的空间域中选择用于提取水印的提取域的提取域选择器，以及用于提取插入到提取域中的水印位的水印提取器。

10. 发明授权

US08081754B2 Key update method and apparatus thereof 有权
标题翻译：密钥更新方法及其装置
公开(公告)号：US08081754B2
公开(公告)日：2011-12-20
申请号：US11802007
申请日：2007-05-18
申请人： Mi Suk Huh , Dae Youb Kim , Hwan Joon Kim
发明人： Mi Suk Huh , Dae Youb Kim , Hwan Joon Kim
IPC分类号： H04L9/00 , H04L9/08 , H04L29/06 , H04L9/32 , H04K1/00
CPC分类号： H04L9/0891 , H04L9/0836 , H04L63/062 , H04L63/065 , H04L63/104 , H04W12/04
摘要： A key update method and a key update apparatus are provided. The method includes storing data in a database of an update server, the data having an encoded updated node key in response to a node key update for a group; selecting necessary data, from among the data having the encoded updated node key, to calculate a key immediately prior to when the member is switched to the online mode, and generating member update data; and performing a key update with respect to the member using the member update data in a device corresponding to the member which has switched from the offline mode to the online mode.
摘要翻译：提供了一种密钥更新方法和密钥更新装置。所述方法包括：将数据存储在更新服务器的数据库中，所述数据响应于组的节点密钥更新而具有编码的更新节点密钥; 从具有编码的更新节点密钥的数据中选择必要的数据，以便在成员切换到在线模式之前计算密钥，并生成成员更新数据; 并且使用与从离线模式切换到在线模式的成员相对应的设备中的成员更新数据对成员进行密钥更新。

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