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    • 51. 发明专利
    • Device for generating electronic document for two-dimensional code display, program therefor, and digital broadcast transmitter
    • 用于生成二维代码显示的电子文档的设备,其程序和数字广播发射机
    • JP2011014953A
    • 2011-01-20
    • JP2009154488
    • 2009-06-30
    • Nippon Hoso Kyokai 日本放送協会
    • KAWAKITA HIROYUKINISHIMOTO TOMONARIISHIKAWA KIYOHIKOIMAIZUMI HIROYUKISATO YOSHIKAZUMAEDA MIKIOINOUE TOMOYUKI
    • H04N1/387G06T1/00
    • PROBLEM TO BE SOLVED: To provide a device for generating an electronic document for two-dimensional code display, which generates an electronic document capable of displaying individual information and common information respectively as two-dimensional codes at high speed in a receiver.SOLUTION: The device 1 for generating an electronic document for two-dimensional code display includes: an electronic document input means 11 for inputting an electronic document D; an information-for-individual-two-dimensional-code-generation incorporation means 13 for incorporating a two-dimensional code program for generating individual information as an individual two-dimensional code and the link destination information of an individual information acquisition program stored in a receiver beforehand in the electronic document D; a common two-dimensional code incorporation means 14 for generating common information as a common two-dimensional code beforehand and incorporating the common two-dimensional code in the electronic document D; and an output means 15 for outputting the generated electronic document D2 for the two-dimensional code display.
    • 要解决的问题:提供一种用于生成用于二维码显示的电子文档的装置,其产生能够在接收机中以高速分别显示个体信息和公共信息作为二维码的电子文档。解决方案: 用于生成用于二维码显示的电子文档的装置1包括:用于输入电子文档D的电子文档输入装置11; 用于个体二维码生成并入装置13,用于将用于生成个体信息的二维码程序作为独立的二维码并存储在个人信息获取程序中的链接目的地信息 接收机事先在电子文档D中; 一个常用的二维码合并装置14,用于预先产生公共信息作为公共二维码并将公共二维码并入电子文档D中; 以及用于输出用于二维码显示的所生成的电子文档D2的输出装置15。
    • 52. 发明专利
    • Node device and computer program
    • 节点设备和计算机程序
    • JP2010251836A
    • 2010-11-04
    • JP2009095934
    • 2009-04-10
    • Nippon Hoso Kyokai 日本放送協会
    • OMATA TOSHIYUKIISHIKAWA KIYOHIKOIMAIZUMI HIROYUKI
    • H04N7/173G06F13/00H04L12/70H04L12/701H04N21/232H04N21/24H04N21/4788H04N21/61H04N21/647H04N21/835
    • PROBLEM TO BE SOLVED: To prevent a node which is unauthrizedly utilizing content from acquiring content by detecting the node in a P2P network for distributingly managing the content. SOLUTION: Upon receiving content search request information for searching the localization of content, a node device 1 configuring the P2P network updates relay history information in which the node ID of the node device 1 as a transmission source of the content search request information is associated with a reception time. The node device 1 obtains the number of relay processings for the node device of the transmission source on the basis of the relay history information, and if the obtained number of relay processings exceeds a threshold value suspected to be unauthorization, the node ID of the node device of transmission source is output. When receiving a notice that it is not unauthorized from the node management device 8 in response to the output, the node device 1 relays the content search request information, and upon receiving a notice that it is unauthorized, the node device 1 stops the relay of the content search request information. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:通过检测P2P网络中的节点来分发管理内容,防止不了解内容的节点获取内容。 解决方案:在接收到用于搜索内容定位的内容搜索请求信息时,配置P2P网络的节点设备1更新中继历史信息,其中节点设备1的节点ID作为内容搜索请求信息的发送源 与接收时间相关联。 节点设备1基于中继历史信息获得发送源的节点设备的中继处理次数,如果所获得的中继处理次数超过怀疑为未授权的阈值,则节点的节点ID 输出发送源的设备。 响应于输出,从节点管理装置8接收到未经授权的通知时,节点装置1中继内容搜索请求信息,并且在接收到未经授权的通知后,节点装置1停止 内容搜索请求信息。 版权所有(C)2011,JPO&INPIT
    • 53. 发明专利
    • File generating apparatus, file reproducing apparatus and computer program
    • 文件生成装置,文件复制装置和计算机程序
    • JP2010206540A
    • 2010-09-16
    • JP2009049905
    • 2009-03-03
    • Nippon Hoso Kyokai 日本放送協会
    • FUJISAWA TOSHIYUKIYAMAMURA CHIGUSAOMATA TOSHIYUKIIMAIZUMI HIROYUKI
    • H04L9/08G06F12/00
    • PROBLEM TO BE SOLVED: To provide a file generating apparatus, file reproducing apparatus and computer program with a mechanism for updating metadata containing utilization information of contents. SOLUTION: The file generating apparatus includes: a definition processing unit for transmitting to an external server utilization information on utilization of content data, generating metadata containing a content encryption key for encrypting the content data, and acquiring from the external server metadata encryption key for encrypting the metadata correspondingly to a content identifier; an encryption processing unit for encrypting the content data with the content encryption key to produce encrypted content data and encrypting the metadata with the metadata encryption key to produce encrypted metadata; and a file output processing unit for outputting a file containing at least the encrypted content data and the encrypted metadata. A file reproducing apparatus reproduces and outputs the file on the basis of latest utilization information acquired from the external server. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种具有用于更新包含内容的利用信息的元数据的机制的文件生成装置,文件再现装置和计算机程序。 解决方案:文件生成装置包括:定义处理单元,用于向外部服务器发送关于内容数据的利用的利用信息,生成包含用于加密内容数据的内容加密密钥的元数据,以及从外部服务器获取元数据加密 密钥,用于对应于内容标识符加密元数据; 加密处理单元,用于使用内容加密密钥加密内容数据,以产生加密的内容数据,并用元数据加密密钥加密元数据以产生加密的元数据; 以及文件输出处理单元,用于输出至少包含加密的内容数据和加密的元数据的文件。 文件再现装置根据从外部服务器获取的最新利用信息再现和输出文件。 版权所有(C)2010,JPO&INPIT
    • 54. 发明专利
    • Two dimensional code display program, digital broadcasting receiving device, and program transmitting device
    • 二维码显示程序,数字广播接收设备和程序发送设备
    • JP2010140152A
    • 2010-06-24
    • JP2008314308
    • 2008-12-10
    • Nippon Hoso Kyokai 日本放送協会
    • KAWAKITA HIROYUKINISHIMOTO TOMONARIISHIKAWA KIYOHIKOIMAIZUMI HIROYUKIINOUE TOMOYUKI
    • G06K19/06G06K19/07H04N1/387H04N5/445H04N7/173H04N21/41H04N21/431H04N21/81
    • PROBLEM TO BE SOLVED: To provide a two dimensional code display program for displaying the two dimensional code with many cells on a screen in a digital broadcasting receiving device. SOLUTION: By executing the two dimensional code display program, a digital broadcasting receiving device 1 is made to function as a two dimensional code string input means 163 for inputting the two dimensional code string, a character string conversion means 164 for converting the two dimensional code string into the character string consisting of the character for white cell expression and the character for black cell expression, a line feed code inserting means 165 for inserting the line feed code at the end of the line on the two dimensional code in the character string, a display control means 162 for displaying the character string to which the line feed code is inserted on a displaying means 14, and the two dimensional code is displayed on the displaying means 14 of the digital broadcasting receiving device 1. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种用于在数字广播接收装置的屏幕上显示具有许多小区的二维码的二维码显示程序。 解决方案:通过执行二维码显示程序,使数字广播接收装置1用作输入二维码串的二维码串输入装置163,将字符串转换装置164转换成 二维码字符串组成由白色单元格表达式的字符组成的字符串和用于黑色单元格表达式的字符;换行代码插入装置165,用于将行末端的行代码插入到二维码中 字符串,用于在显示装置14上显示插入有换行代码的字符串的显示控制装置162,并且二维码被显示在数字广播接收装置1的显示装置14上。 版权所有(C)2010,JPO&INPIT
    • 55. 发明专利
    • Node device and computer program
    • 节点设备和计算机程序
    • JP2010097570A
    • 2010-04-30
    • JP2008270248
    • 2008-10-20
    • Nippon Hoso Kyokai 日本放送協会
    • OMATA TOSHIYUKIISHIKAWA KIYOHIKOIMAIZUMI HIROYUKIFUJIZU SATOSHI
    • G06F13/00H04N7/173H04N21/262H04N21/4788
    • PROBLEM TO BE SOLVED: To promptly request management nodes to update content management information while reducing congestion when content is distributed simultaneously into a P2P network comprising many nodes. SOLUTION: In a distributed content management system, node devices are logically divided into a plurality of groups according to a hash value of content ID. When receiving pieces of content storage update information from a plurality of node devices storing content, a node device as a relaying consolidator node consolidates them to generate content storage update consolidation information, and sends it to a node device in an adjacent group. The node device receiving the content storage update consolidation information consolidates it with a plurality of pieces of content storage update information received from node devices in the same group to generate content storage update consolidation information, and sends it to a node device in an adjacent group. This process is repeated until node devices as management nodes receive the content storage update consolidation information to update content lists held therein. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:当内容同时分发到包括许多节点的P2P网络中时,及时请求管理节点更新内容管理信息,同时减少拥塞。 解决方案:在分布式内容管理系统中,节点设备根据内容ID的哈希值在逻辑上划分为多个组。 当从存储内容的多个节点设备接收到内容存储更新信息时,作为中继合并器节点的节点装置合并它们以生成内容存储更新合并信息,并将其发送到相邻组中的节点设备。 接收内容存储更新整合信息的节点设备将其与从同一组中的节点设备接收的多条内容存储更新信息合并,以生成内容存储更新合并信息,并将其发送到相邻组中的节点设备。 重复该过程,直到作为管理节点的节点设备接收内容存储更新合并信息以更新其中保存的内容列表。 版权所有(C)2010,JPO&INPIT
    • 56. 发明专利
    • Transmitting apparatus and receiving apparatus
    • 发送装置和接收装置
    • JP2010028726A
    • 2010-02-04
    • JP2008190866
    • 2008-07-24
    • Nippon Hoso Kyokai 日本放送協会
    • OMATA TOSHIYUKINISHIMOTO TOMONARIFUJIZU SATOSHIKAWAKITA HIROYUKIFUJII ARISAISHIKAWA KIYOHIKOIMAIZUMI HIROYUKI
    • H04N7/173H04N5/765H04N5/93H04N7/16H04N21/214H04N21/235H04N21/414H04N21/418H04N21/433H04N21/435H04N21/83H04W4/06
    • PROBLEM TO BE SOLVED: To achieve viewing restriction based on a broadcasting area on contents stored by receiving a broadcast at a receiving apparatus in a mobile/server type broadcasting system.
      SOLUTION: A mobile/server type broadcast receiver 2 comprises: a certificate storage section 43 for storing a certificate acquired from a content packet or a certificate packet received by broadcasting waves; presentation control information content storage section 45 for storing contents with presentation control information acquired from the content packet; a content presentation control section 44 for instructing playback of the contents with presentation control information in a case where a broadcast entrepreneur identifier contained in the certificate is matched with a broadcast entrepreneur identifier contained in the content presentation control information of the contents with presentation control information; and a display/playback section 47 for playing back the contents with presentation control information in accordance with the instruction from the content presentation control section.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:通过在移动/服务器型广播系统中的接收装置处接收广播来实现基于广播区域的观看限制。 解决方案:移动/服务器型广播接收机2包括:证书存储部分43,用于存储从内容分组获取的证书或通过广播波接收的证书分组; 呈现控制信息内容存储部分45,用于存储从内容包获取的呈现控制信息的内容; 在包含在证书中的广播企业家标识符与包含在具有呈现控制信息的内容的内容呈现控制信息中的广播企业家标识符匹配的情况下,使用呈现控制信息来指示内容的回放的内容呈现控制部分44; 以及显示/重放部分47,用于根据来自内容呈现控制部分的指令,用演示控制信息播放内容。 版权所有(C)2010,JPO&INPIT
    • 57. 发明专利
    • Content transmission device, content receiving device, content transmission method, and content transmission program
    • 内容传输设备,内容接收设备,内容传输方法和内容传输程序
    • JP2008113248A
    • 2008-05-15
    • JP2006294991
    • 2006-10-30
    • Nippon Hoso Kyokai 日本放送協会
    • MAJIMA KEIGONAKAMURA HARUYUKIKIMURA TAKESHIIMAIZUMI HIROYUKIOTAKE TAKESHI
    • G06F21/10G06F21/62G06Q30/06G06Q50/00G06Q50/10H04N7/16H04N7/167H04N7/173H04N21/231H04N21/235H04N21/239H04N21/24H04N21/258
    • PROBLEM TO BE SOLVED: To provide a content transmission device which can control transmission propriety of content information according to attribute information of each user. SOLUTION: The content transmission device 1 receives service request data which become a transmission request of contents from a content receiving device, creates usage attribute information which shows usage of what content is permitted based on the attribute information of the user, and transmits the content when it is discriminated to permit the usage based on the usage attribute information and usage level information which shows that usage of each content is permitted to a user of what usage attribute, and is characterized to be provided with a content memory means 46, a user information memory means 25, a content attribute memory means 44, a usage request reception processing means (a content request data receiving means) 42, a usage level discrimination means (a permission level information acquisition means) 43, a content selection means (a content usage permission means) 45, and a content transmission means 47. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种可以根据每个用户的属性信息来控制内容信息的传输合理性的内容传输设备。 解决方案:内容发送装置1从内容接收装置接收成为内容的发送请求的服务请求数据,根据用户的属性信息,生成表示允许内容的使用的使用属性信息,并发送 当基于使用属性信息和使用级别信息被识别以允许使用每个内容的使用的内容被许可给用户什么使用属性,并且其特征在于具有内容存储装置46时, 用户信息存储装置25,内容属性存储装置44,使用请求接收处理装置(内容请求数据接收装置)42,使用等级鉴别装置(许可级信息获取装置)43,内容选择装置 内容使用许可手段)45以及内容发送手段47.(C)2008,JPO&INPIT
    • 60. 发明专利
    • Device for reproducing media
    • 用于复制媒体的设备
    • JP2006190213A
    • 2006-07-20
    • JP2005003121
    • 2005-01-07
    • Nhk Engineering Services IncNippon Hoso Kyokai 日本放送協会財団法人エヌエイチケイエンジニアリングサービス
    • IMAIZUMI HIROYUKIKAWAI TERUOAOKI SHUICHISHISHIKUI YOSHIAKIFUJITA YOSHIHIRO
    • G06F13/42G06F3/06G10L19/00G11B20/10G11B27/10H04L13/08
    • PROBLEM TO BE SOLVED: To provide a device for reproducing media that can output media at a predetermined time for reproduction without increasing buffer capacity.
      SOLUTION: The media reproduction device 100, which has an input buffer 101 for storing encoded media data for reproducing media at the predetermined time for reproduction and a reproduction means 102 for reproducing the data output from the input buffer 101, and reproduces the media according to the data, comprises a processing delay calculation means 103 for calculating a processing delay time representing time for the reproduction means 102 to reproduce the data, and a control means 104 for specifying a time to start the processing of reproducing the media according to the processing delay time calculated by the processing delay calculation means 103. The reproduction means 102 has a start time control part 112 for starting the processing of reproducing the media at the time specified by the control means 104.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于再现媒体的装置,其可以在预定时间内输出媒体以便再现而不增加缓冲器容量。 解决方案:媒体再现装置100具有用于存储用于再现的预定时间的用于再现媒体的编码媒体数据的输入缓冲器101和用于再现从输入缓冲器101输出的数据的再现装置102,并且再现 根据数据的媒体包括:处理延迟计算装置103,用于计算表示再现装置102再现数据的时间的处理延迟时间;以及控制装置104,用于指定开始根据 由处理延迟计算装置103计算的处理延迟时间。再现装置102具有开始时间控制部分112,用于在由控制装置104指定的时间开始再现媒体的处理。(C) 2006年,JPO&NCIPI