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1. 发明授权

US07451202B2 Information management system having a common management server for establishing secure communication among groups formed out of a plurality of terminals 有权
标题翻译：信息管理系统具有用于在由多个终端形成的组之间建立安全通信的公共管理服务器
公开(公告)号：US07451202B2
公开(公告)日：2008-11-11
申请号：US10738302
申请日：2003-12-18
申请人： Tohru Nakahara , Takuji Hiramoto , Kouji Miura , Masaya Yamamoto , Mitsuhiro Inoue
发明人： Tohru Nakahara , Takuji Hiramoto , Kouji Miura , Masaya Yamamoto , Mitsuhiro Inoue
IPC分类号： G06F15/173 , G06F15/16 , G06Q20/00 , H04K1/00 , H04J15/00
CPC分类号： G06F21/10 , G06F21/105 , G06F21/42 , G06Q20/20 , H04L63/08 , H04L63/104
摘要： A group management server in a group information management system includes: a group member terminal list storage unit for storing a group member terminal list; and a secure communication unit for establishing a secure communication channel with a plurality of terminal apparatuses and communicating with each of the terminal apparatuses via the communication channel. Each terminal apparatus includes a tamper-resistant module. The tamper-resistant module includes: a group information storage unit for storing group information securely; a deletion unit for securely executing deletion, which is processing that affects the group member terminal list, of the group information stored in the group information storage unit; and a secure communication unit for establishing a secure communication channel with the secure communication unit and transmitting a complete deletion notification message via the communication channel.
摘要翻译：组信息管理系统中的组管理服务器包括：组成员终端列表存储单元，用于存储组成员终端列表; 以及安全通信单元，用于与多个终端装置建立安全通信信道，并经由通信信道与每个终端装置通信。每个终端设备包括防篡改模块。防篡改模块包括：用于安全地存储组信息的组信息存储单元; 删除单元，用于对存储在组信息存储单元中的组信息进行安全执行作为影响组成员终端列表的处理的删除; 以及安全通信单元，用于与所述安全通信单元建立安全通信信道，并且经由所述通信信道发送完整的删除通知消息。

2. 发明授权

US07260720B2 Device authentication system and method for determining whether a plurality of devices belong to a group 有权
标题翻译：用于确定多个设备是否属于组的设备认证系统和方法
公开(公告)号：US07260720B2
公开(公告)日：2007-08-21
申请号：US10271563
申请日：2002-10-17
申请人： Masaya Yamamoto , Kouji Miura , Tohru Nakahara
发明人： Masaya Yamamoto , Kouji Miura , Tohru Nakahara
IPC分类号： H04L9/00 , G06F21/00
CPC分类号： H04L63/02 , H04L63/04 , H04L63/0428 , H04L63/08 , H04L63/0823
摘要： Transmitting data sent from A first device includes random information, which is encrypted by using common information, and a checksum, and the transmitting data is sent to a second device. The second device receives the transmitting data, and sends back answering data that includes an answer message, which is encrypted by using the random information, and checksum, to the first device.
摘要翻译：从第一设备发送的数据包括通过使用公共信息加密的随机信息和校验和，并且发送数据被发送到第二设备。第二设备接收发送数据，并将包含通过使用随机信息加密的应答消息和校验和的应答数据发送回第一设备。

3. 发明申请

US20080263582A1 Content Reproducing Device and Content Preproducing Method 有权
标题翻译：内容再现设备和内容制作方法
公开(公告)号：US20080263582A1
公开(公告)日：2008-10-23
申请号：US11660327
申请日：2005-08-19
申请人： Ryuichi Okamoto , Tohru Nakahara , Kouji Miura , Masaya Yamamoto , Masaki Igarashi , Katsumi Tokuda
发明人： Ryuichi Okamoto , Tohru Nakahara , Kouji Miura , Masaya Yamamoto , Masaki Igarashi , Katsumi Tokuda
IPC分类号： H04N7/16
CPC分类号： H04N7/1675 , G06F21/10 , H04L9/0894 , H04L2209/56 , H04L2209/603 , H04N21/2541 , H04N21/2543 , H04N21/42684 , H04N21/4405 , H04N21/6334 , H04N21/63345 , H04N21/8352 , H04N21/8355
摘要： When a secure counter malfunction detection unit 212 deters a malfunction in a secure counter 211, a content playability judgment unit 206 performs a content playability judgment based on information managed by a malfunctioning-state playback processing management unit 214. The malfunctioning-state playback processing management unit 214 stores a malfunctioning-state playback condition composed of information such as a playback count and a playback time. The content playability judgment unit 206 judges that content is playable when the malfunctioning-state playback condition is met, and a content playback unit 210 splays the content.
摘要翻译：当安全计数器故障检测单元212阻止安全计数器211中的故障时，内容可播放性判断单元206基于由故障状态重放处理管理单元214管理的信息执行内容可播放性判断。故障状态重放处理管理单元214存储由诸如重放计数和重放时间的信息组成的故障状态重放条件。当满足故障状态重放条件时，内容可播放性判断单元206判断内容可播放，并且内容重放单元210显示内容。

4. 发明授权

US09106797B2 Content reproducing device and content reproducing method 有权
标题翻译：内容再现装置和内容再现方法
公开(公告)号：US09106797B2
公开(公告)日：2015-08-11
申请号：US13425605
申请日：2012-03-21
申请人： Ryuichi Okamoto , Tohru Nakahara , Kouji Miura , Masaya Yamamoto , Masaki Igarashi , Katsumi Tokuda
发明人： Ryuichi Okamoto , Tohru Nakahara , Kouji Miura , Masaya Yamamoto , Masaki Igarashi , Katsumi Tokuda
IPC分类号： H04N9/80 , H04N7/167 , H04N21/254 , H04N21/2543 , H04N21/426 , H04N21/4405 , H04N21/6334 , H04N21/8352 , H04N21/8355 , H04L9/08
CPC分类号： H04N7/1675 , G06F21/10 , H04L9/0894 , H04L2209/56 , H04L2209/603 , H04N21/2541 , H04N21/2543 , H04N21/42684 , H04N21/4405 , H04N21/6334 , H04N21/63345 , H04N21/8352 , H04N21/8355
摘要： When a secure counter malfunction detection unit 212 deters a malfunction in a secure counter 211, a content playability judgment unit 206 performs a content playability judgment based on information managed by a malfunctioning-state playback processing management unit 214. The malfunctioning-state playback processing management unit 214 stores a malfunctioning-state playback condition composed of information such as a playback count and a playback time. The content playability judgment unit 206 judges that content is playable when the malfunctioning-state playback condition is met, and a content playback unit 210 splays the content.
摘要翻译：当安全计数器故障检测单元212阻止安全计数器211中的故障时，内容可播放性判断单元206基于由故障状态重放处理管理单元214管理的信息执行内容可播放性判断。故障状态重放处理管理单元214存储由诸如重放次数和播放时间的信息组成的故障状态重放条件。当满足故障状态重放条件时，内容可播放性判断单元206判断内容可播放，并且内容重放单元210显示内容。

5. 发明授权

US08166555B2 Content reproducing device and content preproducing method 有权
标题翻译：内容再现装置和内容制作方法
公开(公告)号：US08166555B2
公开(公告)日：2012-04-24
申请号：US11660327
申请日：2005-08-19
申请人： Ryuichi Okamoto , Tohru Nakahara , Kouji Miura , Masaya Yamamoto , Masaki Igarashi , Katsumi Tokuda
发明人： Ryuichi Okamoto , Tohru Nakahara , Kouji Miura , Masaya Yamamoto , Masaki Igarashi , Katsumi Tokuda
IPC分类号： G06F7/04
CPC分类号： H04N7/1675 , G06F21/10 , H04L9/0894 , H04L2209/56 , H04L2209/603 , H04N21/2541 , H04N21/2543 , H04N21/42684 , H04N21/4405 , H04N21/6334 , H04N21/63345 , H04N21/8352 , H04N21/8355
摘要： When a secure counter malfunction detection unit 212 deters a malfunction in a secure counter 211, a content playability judgment unit 206 performs a content playability judgment based on information managed by a malfunctioning-state playback processing management unit 214. The malfunctioning-state playback processing management unit 214 stores a malfunctioning-state playback condition composed of information such as a playback count and a playback time. The content playability judgment unit 206 judges that content is playable when the malfunctioning-state playback condition is met, and a content playback unit 210 splays the content.
摘要翻译：当安全计数器故障检测单元212阻止安全计数器211中的故障时，内容可播放性判断单元206基于由故障状态重放处理管理单元214管理的信息执行内容可播放性判断。故障状态重放处理管理单元214存储由诸如重放次数和播放时间的信息组成的故障状态重放条件。当满足故障状态重放条件时，内容可播放性判断单元206判断内容可播放，并且内容重放单元210显示内容。

6. 发明授权

US07359883B2 License management system, license management device, relay device and terminal device 有权
标题翻译：许可证管理系统，许可证管理装置，中继装置和终端装置
公开(公告)号：US07359883B2
公开(公告)日：2008-04-15
申请号：US10257353
申请日：2002-04-11
申请人： Takaaki Namba , Takashi Matsuo , Akio Higashi , Tohru Nakahara , Hiroki Murakami , Masanori Nakanishi , Yasushi Uesaka , Kouji Miura
发明人： Takaaki Namba , Takashi Matsuo , Akio Higashi , Tohru Nakahara , Hiroki Murakami , Masanori Nakanishi , Yasushi Uesaka , Kouji Miura
IPC分类号： H04K1/00
CPC分类号： H04N21/4117 , H04N7/165 , H04N21/2541 , H04N21/26613 , H04N21/4516 , H04N21/454 , H04N21/472 , H04N21/63345 , H04N21/8355
摘要： A management device of a license management system acquires a usage request of a content from an SD card or a printer via a relay device, analyzes the acquired usage request, acquires usage environment information of the SD card or the printer from the relay device, analyzes the acquired usage environment information, generates license information including a usage rule corresponding to the analysis results of the usage request and the usage environment information, generates instruction information indicating how to handle the license information in the relay device based on the analysis result of the usage environment information, embeds the generated instruction information in the license information, and sends the license information to the relay device. The relay device receives the license information in which the instruction information is embedded, and transfers the received license information to the SD card or the printer according to the instruction information which is embedded in the license information with performing certain processing or without performing any processing to the license information.
摘要翻译：许可管理系统的管理装置经由中继装置从SD卡或打印机取得内容的使用请求，分析所获取的使用请求，从中继装置获取SD卡或打印机的使用环境信息，分析获取的使用环境信息，生成包含与使用请求的分析结果对应的使用规则和使用环境信息的许可信息，根据使用的分析结果生成表示中继装置中的许可信息的处理的指示信息环境信息，将生成的指示信息嵌入许可信息中，并将许可信息发送给中继装置。中继装置接收嵌入了指示信息的许可信息，根据嵌入在许可证信息中的指示信息，将接收到的许可信息传送到SD卡或打印机，或者不执行任何处理许可证信息。

7. 发明授权

US07725399B2 Content usage device and network system, and license information acquisition method 有权
标题翻译：内容使用设备和网络系统以及许可信息获取方法
公开(公告)号：US07725399B2
公开(公告)日：2010-05-25
申请号：US10195108
申请日：2002-07-15
申请人： Tohru Nakahara , Masanori Nakanishi , Yasushi Uesaka , Kouji Miura , Akio Higashi , Takaaki Namba
发明人： Tohru Nakahara , Masanori Nakanishi , Yasushi Uesaka , Kouji Miura , Akio Higashi , Takaaki Namba
IPC分类号： G06F21/00
CPC分类号： H04N7/162 , G06F21/10 , G06F2221/0797 , G06Q20/102 , G06Q20/382 , H04N21/2541 , H04N21/4104 , H04N21/43615 , H04N21/4627 , H04N21/8355 , H04N2005/91364
摘要： A content usage device includes (i) a license management unit that holds license information and (ii) a content output unit that uses a content in compliance with license information and outputs the content in at least one manner of a sound, video and data. The license management unit, upon receiving a request of license information from the content output unit, requests a license management unit of another content usage device to transfer the license information and acquires the license information, and passes the acquired license information to the content output unit. The content output unit uses a content in compliance with the license information passed from the license management unit.
摘要翻译：内容使用装置包括：（i）保存许可信息的许可证管理单元，以及（ii）使用符合许可信息的内容的内容输出单元，并以声音，视频和数据的至少一种方式输出内容。许可证管理单元在从内容输出单元接收到许可信息的请求时，请求另一内容使用装置的许可证管理单元传送许可信息并获取许可信息，并将获取的许可信息传递给内容输出单元。内容输出单元使用符合从许可证管理单元传递的许可证信息的内容。

8. 发明申请

US20080263624A1 Contents Using Device, and Contents Using Method 有权
标题翻译：内容使用设备和内容使用方法
公开(公告)号：US20080263624A1
公开(公告)日：2008-10-23
申请号：US11666617
申请日：2005-10-21
申请人： Tohru Nakahara , Masaki Igarashi , Ryuichi Okamoto , Kouji Miura , Katsumi Tokuda
发明人： Tohru Nakahara , Masaki Igarashi , Ryuichi Okamoto , Kouji Miura , Katsumi Tokuda
IPC分类号： G06F21/00
CPC分类号： G06F21/554 , G06F21/10 , G06F2221/2105 , G06F2221/2137 , G06F2221/2151
摘要： A contents using device (or a terminal device) 300 is composed of: a license processing unit 305 which judges, on the basis of a usage rule of a license, whether or not the content is available; a content reproduction unit 304 which uses the content judged by the terminal device 300 to be available; a restriction unit (or a content reproduction unit 304) which restricts the license corresponding to the contents from being used by another source by reason that the license is currently in use, for a time period between a start and a normal end of the content usage by the content reproduction unit 304; an event detection unit 307 which detects a predetermined event that occurs between the start and the normal end of the content usage and that forcefully aborts the content usage; a restriction-relaxation necessity judgment unit (or a recovery/penalty judgment unit) 309 which judges whether or not the predetermined event is against an intention of a user; and a restriction relaxation unit (or a license recovery unit) 306 which relaxes the restriction on the content usage when the recovery/penalty judgment unit 309 judges that the predetermined event is against the intention of the user.
摘要翻译：内容使用装置（或终端装置）300由以下部分组成：许可证处理单元305，根据许可的使用规则判断内容是否可用; 使用由终端装置300判断的内容可用的内容再现单元304; 限制单元（或内容再现单元304），其在内容使用的开始和正常结束之间的时间段内限制与该内容相对应的许可证被另一个源使用，因为该许可证当前正在使用由内容再现单元304; 事件检测单元307，其检测在内容使用的开始和正常结束之间发生的预定事件，并强制地中止内容使用; 限制放松必要性判断单元（或恢复/罚款判断单元）309，其判断预定事件是否违反用户的意图; 以及限制放松单元（或许可证恢复单元）306，当恢复/罚款判断单元309判断预定事件违反用户的意图时，放宽对内容使用的限制。

9. 发明授权

US07984508B2 Contents using device, and contents using method 有权
标题翻译：内容使用设备，内容使用方法
公开(公告)号：US07984508B2
公开(公告)日：2011-07-19
申请号：US11666617
申请日：2005-10-21
申请人： Tohru Nakahara , Masaki Igarashi , Ryuichi Okamoto , Kouji Miura , Katsumi Tokuda
发明人： Tohru Nakahara , Masaki Igarashi , Ryuichi Okamoto , Kouji Miura , Katsumi Tokuda
IPC分类号： G06F12/14
CPC分类号： G06F21/554 , G06F21/10 , G06F2221/2105 , G06F2221/2137 , G06F2221/2151
摘要： A contents using device (or a terminal device) 300 is composed of: a license processing unit 305 which judges, on the basis of a usage rule of a license, whether or not the content is available; a content reproduction unit 304 which uses the content judged by the terminal device 300 to be available; a restriction unit (or a content reproduction unit 304) which restricts the license corresponding to the contents from being used by another source by reason that the license is currently in use, for a time period between a start and a normal end of the content usage by the content reproduction unit 304; an event detection unit 307 which detects a predetermined event that occurs between the start and the normal end of the content usage and that forcefully aborts the content usage; a restriction-relaxation necessity judgment unit (or a recovery/penalty judgment unit) 309 which judges whether or not the predetermined event is against an intention of a user; and a restriction relaxation unit (or a license recovery unit) 306 which relaxes the restriction on the content usage when the recovery/penalty judgment unit 309 judges that the predetermined event is against the intention of the user.
摘要翻译：内容使用装置（或终端装置）300由以下部分组成：许可证处理单元305，根据许可的使用规则判断内容是否可用; 使用由终端装置300判断的内容可用的内容再现单元304; 限制单元（或内容再现单元304），其在内容使用的开始和正常结束之间的时间段内限制与该内容相对应的许可证被另一个源使用，因为该许可证当前正在使用由内容再现单元304; 事件检测单元307，其检测在内容使用的开始和正常结束之间发生的预定事件，并强制地中止内容使用; 限制放松必要性判断单元（或恢复/罚款判断单元）309，其判断预定事件是否违反用户的意图; 以及限制放松单元（或许可证恢复单元）306，当恢复/罚款判断单元309判断预定事件违反用户的意图时，放宽对内容使用的限制。

10. 发明申请

US20070239615A1 Personal Information Management Device, Distributed Key Storage Device, and Personal Information Management System 审中-公开
标题翻译：个人信息管理设备，分布式密钥存储设备和个人信息管理系统
公开(公告)号：US20070239615A1
公开(公告)日：2007-10-11
申请号：US11578787
申请日：2005-04-22
申请人： Natsume Matsuzaki , Kaoru Yokota , Masao Nonaka , Mitsuhiro Inoue , Tohru Nakahara , Akio Higashi
发明人： Natsume Matsuzaki , Kaoru Yokota , Masao Nonaka , Mitsuhiro Inoue , Tohru Nakahara , Akio Higashi
IPC分类号： G06Q99/00
CPC分类号： H04L9/0897 , G06K19/07749 , H04L9/085 , H04L2209/60 , H04L2209/80
摘要： A personal information management device aims to save troubles of inputting passwords and deleting personal information, to prevent others from viewing the personal information, and to maintain confidentiality of the personal information even when a mobile device is lost. Personal information storage unit 201 holds encrypted personal information, key distribution unit 204 distributes a decryption key used for decrypting the encrypted personal information into a first and a second distributed keys based on a secret sharing scheme, distributed key storage unit 205 stores thereon the first distributed key, stores the second distributed key on home device 30, and deletes the decryption key. Upon decryption, link judgment unit 210 judges link establishment. Key recovery unit 207 acquires the second distributed key from home device 30, and recovers the decryption key using the first and the second distributed keys. Decryption unit 208 decrypts the encrypted personal information using the decryption key.
摘要翻译：个人信息管理装置旨在节省输入密码和删除个人信息的麻烦，防止其他人查看个人信息，并且即使当移动设备丢失时也保持个人信息的机密性。个人信息存储单元201保存加密的个人信息，密钥分发单元204基于秘密共享方案将用于解密加密的个人信息的解密密钥分发到第一和第二分发密钥中，分发密钥存储单元205在其上存储第一分布式密钥，将第二分发密钥存储在家庭设备30上，并删除解密密钥。解密后，链接判断部210判断链路建立。密钥恢复单元207从家庭设备30获取第二分发密钥，并且使用第一和第二分布密钥来恢复解密密钥。解密单元208使用解密密钥解密加密的个人信息。

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