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1. 发明专利

JP2008118708A Terminal device, server device, and content distribution system 审中-公开
标题翻译：终端设备，服务器设备和内容分发系统
公开(公告)号：JP2008118708A
公开(公告)日：2008-05-22
申请号：JP2008013138
申请日：2008-01-23
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OKAMOTO RYUICHI , AZUMA AKIO , MURAKAMI HIRONORI , TOKUDA KATSUMI
IPC分类号： H04L9/08 , H04N7/167 , H04N7/173 , H04N21/266 , H04N21/4623 , H04N21/4627
摘要： PROBLEM TO BE SOLVED: To provide a terminal device capable of verifying perfectness of content related information according to a method of a small processing load. SOLUTION: A content distribution system 1 includes a license server 101 which issues a license; a content server 102 which transmits a content; and a terminal device 103 which controls use of the content according to the issued license. When the terminal device 103 receives encrypted content and content related information containing a content decryption key and output control information from the content server 102 and verifies whether contents of all the output control information in the content related information are matched or not and if not, it is judged that the content related information is not correct, so that the encrypted content are not decrypted. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够根据小的处理负载的方法来验证内容相关信息的完整性的终端设备。解决方案：内容分发系统1包括发放许可证的许可证服务器101; 发送内容的内容服务器102; 以及终端装置103，其根据所许可的许可来控制内容的使用。当终端装置103从内容服务器102接收加密的内容和包含内容解密密钥的内容相关信息和输出控制信息，并且验证内容相关信息中的所有输出控制信息的内容是否匹配，如果否，则判定内容相关信息不正确，使得加密内容不被解密。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2008054308A Terminal device, server device, and content distribution system 有权
标题翻译：终端设备，服务器设备和内容分发系统
公开(公告)号：JP2008054308A
公开(公告)日：2008-03-06
申请号：JP2007195812
申请日：2007-07-27
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OKAMOTO RYUICHI , AZUMA AKIO , MURAKAMI HIRONORI , TOKUDA KATSUMI
IPC分类号： H04L9/08 , G06F21/10 , G06F21/62 , G06F21/64 , H04N7/167 , H04N7/173 , H04N21/2347 , H04N21/435 , H04N21/4405 , H04N21/4623
摘要： PROBLEM TO BE SOLVED: To provide a content distribution system and others which can avoid use of a content out of an effective period caused by that the content is temporarily stored. SOLUTION: The present invention relates to a content distribution system 1 including a license server 101 which issues a license; a content server 102 which transmits a content; and a terminal device 103 which controls use of the content according to the license issued. When the terminal device 103 judges that the encrypted content received from the content server 102 has not been received in real time, it does not allow use of the received encrypted content. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种可以避免在暂时存储内容所引起的有效期内使用内容的内容分发系统等。内容分发系统本发明涉及发行许可证的许可证服务器101的内容分发系统1。发送内容的内容服务器102; 以及根据所发行的许可来控制内容的使用的终端装置103。当终端设备103判断从内容服务器102接收到的加密内容尚未被实时接收时，不允许使用所接收的加密内容。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2007226777A Terminal device, server device, and digital content distribution system 有权
标题翻译：终端设备，服务器设备和数字内容分发系统
公开(公告)号：JP2007226777A
公开(公告)日：2007-09-06
申请号：JP2007013289
申请日：2007-01-24
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OKAMOTO RYUICHI , AZUMA AKIO , NIWANO SATOSHI , MURAKAMI HIRONORI
IPC分类号： G06F21/10 , H04L9/08
CPC分类号： H04L63/123 , G06F21/10 , G06F2221/0782 , H04L63/0428 , H04L63/06 , H04L63/08 , H04L69/40
摘要： PROBLEM TO BE SOLVED: To reduce frequency of recording communication management information for taking measures against communication cut. SOLUTION: A digital contents distribution system includes a license server 101 for issuing licenses, a user terminal 103 for controlling the use of contents on the basis of the license issued, wherein the license server 101 decides it in accordance with the contents of the license to be issued whether or not the communication management information for taking the measures against the communication cuts has to be recorded, and notifies the user terminal of the decision. As a result, the user terminal 103 can reduce the frequency at which the communication management information is recorded. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：减少记录通信管理信息的频率，以采取措施防止通信切断。解决方案：数字内容分发系统包括用于发行许可证的许可证服务器101，用于基于所发行的许可证控制内容的使用的用户终端103，其中许可证服务器101根据必须记录用于采取针对通信切断的措施的通信管理信息的许可证，并将该决定通知用户终端。结果，用户终端103可以减少记录通信管理信息的频率。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2007156826A Apparatus and method for license management 审中-公开
标题翻译：设备和许可证管理方法
公开(公告)号：JP2007156826A
公开(公告)日：2007-06-21
申请号：JP2005351060
申请日：2005-12-05
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OKAMOTO RYUICHI , AZUMA AKIO , MURAKAMI HIRONORI , TOKUDA KATSUMI
IPC分类号： G06F21/24 , G06F21/00 , H04L9/08
摘要： PROBLEM TO BE SOLVED: To permit the use of content only within an originally permitted range and copy a license without processing, such as unnecessary SAC establishment. SOLUTION: A license management apparatus 2303 is composed of a card part 2610 and a terminal part 2620. The card part 2610 has a unique information management means 2611, a domain information management means 2612, a contract information management means 2613, an accumulated license generation means 2614, an accumulated license management means 2615, an output license generation means 2616 and a content use control means 2617. The output license generation means 2616 controls generation of output licenses based on unregistration copy control information 2411 included in a license 2400. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：仅允许在原始允许的范围内使用内容，并复制许可证而不进行处理，例如不必要的SAC建立。解决方案：许可证管理装置2303由卡部分2610和终端部分2620组成。卡片部分2610具有独特的信息管理装置2611，域信息管理装置2612，合同信息管理装置2613，累积许可证生成单元2614，累积许可证管理单元2615，输出许可生成单元2616以及内容使用控制单元2617.输出许可生成单元2616根据许可证2400中包含的未注册复制控制信息2411来控制输出许可证的生成。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2005244946A Transmitter, content reproducing apparatus, and content and license distribution system 有权
标题翻译：发射机，内容再现装置，内容和许可证分发系统
公开(公告)号：JP2005244946A
公开(公告)日：2005-09-08
申请号：JP2005007805
申请日：2005-01-14
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： ONODA SENICHI , OKAMOTO RYUICHI , MIURA YASUSHI
IPC分类号： G06F12/14 , G06F21/62 , G06Q30/06 , G06Q50/00 , H04N7/16 , H04N7/167 , H04N7/173 , H04N21/266 , H04N21/4623 , H04N21/472 , G06F17/60
摘要： PROBLEM TO BE SOLVED: To provide a license distribution method by which access concentration to a server can be averted. SOLUTION: A let-off device 101 is equipped with a license data input section 202 for receiving the input of license data for licensing reproduction of accumulated type contents linked to broadcasting contents, a mutiplexer 204 for mutiplexing the input license data to the broadcasting contents to produce multiplexed data, and an output section 206 for transmitting the multiplexed data produced to a content reproducing apparatus 102 by means of broadcasting. The content-reproducing apparatus 102 is equipped with a receiver 301 for receiving the multiplexed data, a multiplexer 302 for extracting the license data and the broadcasting content from the multiplexed data received, and a content-reproducing section 307 for reproducing the broadcasting content extracted to reproduce the obtained accumulated type contents, when the accumulated type contents are acquired whose reproduction permission is given by the license data. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供可以避免对服务器的访问集中的许可证分发方法。发送装置101配备有许可证数据输入部分202，用于接收许可证数据的输入，用于授权与广播内容相关联的累积类型内容的再现;多路复用器204，用于将输入的许可证数据多路复用到广播内容以产生多路复用数据;以及输出部分206，用于通过广播发送产生到内容再现装置102的复用数据。内容再现装置102配备有用于接收多路复用数据的接收机301，用于从接收的复用数据中提取许可数据和广播内容的多路复用器302和用于再现提取到的广播内容的内容再现部分307 当获取由许可证数据给出再现许可的累积类型内容时，再现所获得的累积类型内容。版权所有（C）2005，JPO＆NCIPI

6. 发明专利

JP2007172593A Device, method and program for managing license 审中-公开
标题翻译：用于管理许可的设备，方法和程序
公开(公告)号：JP2007172593A
公开(公告)日：2007-07-05
申请号：JP2006313596
申请日：2006-11-20
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OKAMOTO RYUICHI , AZUMA AKIO , MURAKAMI HIRONORI , TOKUDA KATSUMI
IPC分类号： G06F21/24
摘要： PROBLEM TO BE SOLVED: To attain transfer of license without performing processing such as unnecessary SAC establishment while permitting use of the content only within an originally permitted range. SOLUTION: This license management device for managing the license including use conditions which is restriction on the use of content has: a generation request receiving part 429 which receives the license; a conversion part 433 which converts the use conditions included in the license received by the generation request receiving part 429 into stateless use conditions which are use conditions which do not need to be updated in use of the license; and a response transmitting part 435 which transmits a license for transferring the license converted by the conversion part 433 to other license management device. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：在不执行诸如不必要的SAC建立的处理的同时允许仅在最初允许的范围内使用内容的情况下获得许可的转让。解决方案：用于管理许可证的许可证管理装置包括对使用内容的限制的使用条件具有：接收许可证的生成请求接收部分429; 将由生成请求接收部分429接收的许可证中包括的使用条件转换为使用许可证时不需要更新的使用条件的无状态使用条件的转换部分433; 以及响应发送部435，其将由转换部433转换的许可证的许可证发送到其他许可证管理装置。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2004326757A Equipment for reproducing digital content, and method for reproducing digital content 有权
公开(公告)号：JP2004326757A
公开(公告)日：2004-11-18
申请号：JP2004112223
申请日：2004-04-06
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OKAMOTO RYUICHI , KOBAYASHI SUSUMU , TOKUDA KATSUMI
IPC分类号： G06F12/14 , G06F21/10 , G06F21/62 , H04L9/08 , H04L9/14 , H04N7/16 , H04N21/4623 , H04N21/8352
摘要： PROBLEM TO BE SOLVED: To appropriately control the use of the contents consisting of a plurality of elements. SOLUTION: A user terminal 110 is provided with a license purchase section 603 which acquires a license 500 indicating the available time 502 of the content data 200, which consists of a plurality of separately reproducible encryption elements 203 from a license server 100; a utilization propriety determining section 604, which determines the propriety of use of encryption element 203 contained in the content data 200, based on the content available time 502 shown in the acquired license 500; a reproducing/display section 607, which reproduces the encryption element 203 determined to be available; and a usage state managing section 608, which specifies a usage right consumption object element which consumes use right by reproduction in the elements under reproducing, and measures the content use period 504, by reproducing specified use right consumption object elements. COPYRIGHT: (C)2005,JPO&NCIPI

8. 发明专利

JP2004171554A Mutual evaluation system, terminal used therefor, and program thereof 审中-公开
公开(公告)号：JP2004171554A
公开(公告)日：2004-06-17
申请号：JP2003376992
申请日：2003-11-06
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： HAGA TOMOYUKI , OKAMOTO RYUICHI , INOUE MITSUHIRO
IPC分类号： G06Q10/00 , G06Q50/00 , G06Q50/10 , G06F17/60
摘要： PROBLEM TO BE SOLVED: To provide a system which can evaluate and can confirm objects such as users, contents, terminals on communication network without using a server. SOLUTION: This mutual evaluation system evaluates objects such as users, contents and terminals accompanied with communication network 3. The mutual evaluation system is connected with communication network 3, and is provided with a plurality of third party terminals 1(#3) which store in the own terminals evaluation information about the objects having been evaluated by users in the past and a contents requesting terminal 1(#1) which collects the evaluation information about desired objects from all evaluation information storing terminals which is able to communicate on communication network. The contents requesting terminal 1 (#1) analyzes the evaluation information collected from the third party terminals 1(#3), and calculates the evaluation about the desired objects. COPYRIGHT: (C)2004,JPO

9. 发明专利

JP2004046809A Content utilization management system, server device and terminal device used for this system 审中-公开
标题翻译：内容使用管理系统，用于此系统的服务器设备和终端设备
公开(公告)号：JP2004046809A
公开(公告)日：2004-02-12
申请号：JP2003137063
申请日：2003-05-15
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OKAMOTO RYUICHI , MIURA YASUSHI , ONODA SENICHI , NAKAHARA TORU , INOUE MITSUHIRO , AZUMA AKIO
IPC分类号： G06F21/00 , G06F1/00 , G06F13/00 , G06F15/00 , G06F21/10 , G06F21/22 , G06F21/24 , G06F21/33 , G06F21/44 , G06F21/62 , G06Q30/06 , G06Q50/00 , G06Q50/10 , H04N7/173 , H04N21/6334 , G06F17/60
摘要： PROBLEM TO BE SOLVED: To provide a content utilization management system which reduces the load on a terminal device of a user and copes with a various kinds of services of content utilization. SOLUTION: A right to use purchased by the user is managed by a right management server 20a. License information, which is a part of the right to use, is transmitted to a user terminal 30a from the right management server 20a. Utilization control of the content is conducted in the user terminal 30a based on this license information. Besides, the user terminal 30a returns this license information to the right management server 20a. COPYRIGHT: (C)2004,JPO

10. 发明专利

JP2008210410A Content use control system, server device used therefor, content use control method, and license information transmission method 有权
标题翻译：内容使用控制系统，其使用的服务器设备，内容使用控制方法和许可信息传输方法
公开(公告)号：JP2008210410A
公开(公告)日：2008-09-11
申请号：JP2008136502
申请日：2008-05-26
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： OKAMOTO RYUICHI , TOKUDA KATSUMI , MIURA YASUSHI
IPC分类号： G06F1/00 , G06F21/62 , G06Q30/06 , G06Q50/00 , G06Q50/10
CPC分类号： G06F21/10
摘要： PROBLEM TO BE SOLVED: To provide a content use control system capable of controlling surely and optimally use of a content in a user terminal by a distribution server, and capable of reducing a burden of the user terminal. SOLUTION: The user terminals 4a to 4n request the use of the content to a use condition control server 3, according to an user indication (LT issuing request). The LT issuing request includes expectation information ELI. The use condition control server 3 holds license information in every user, cuts out one part or the whole of a use condition indicated by the license information corresponding to the user, according to the expectation information ELI included in the LT issuing request, based on a request from the user, and generates a license ticket LT including cut-out right information UR-Uc, to be transmitted to the user terminals 4a to 4n. The user terminals 4a to 4n control the use of the content, based on the received right information UR-Uc. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够通过分发服务器可靠地和最佳地控制用户终端中的内容的内容使用控制系统，并且能够减轻用户终端的负担。解决方案：根据用户指示（LT发出请求），用户终端4a至4n向使用条件控制服务器3请求内容的使用。 LT发行请求包括期望信息ELI。使用条件控制服务器3在每个用户中保存许可信息，根据包含在LT发行请求中的期望信息ELI，根据用户的期望信息ELI，基于并且生成包括切出权信息UR-Uc的许可证票据LT，以发送给用户终端4a至4n。用户终端4a至4n基于接收到的权利信息UR-Uc来控制内容的使用。版权所有（C）2008，JPO＆INPIT

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