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1. 发明专利

JP2014183523A Network management system, management computing apparatus, and management method 有权
标题翻译：网络管理系统，管理计算机和管理方法
公开(公告)号：JP2014183523A
公开(公告)日：2014-09-29
申请号：JP2013057963
申请日：2013-03-21
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： IIJIMA TOMOYUKI , SUZUKI TOSHIAKI , TARUI TOSHIAKI
IPC分类号： H04L12/707 , H04L12/28 , H04L12/705
摘要： PROBLEM TO BE SOLVED: To reduce consumption power of a network without an impact on traffic flowing in the network in a data center.SOLUTION: A network having a plurality of packet relay devices includes: a first packet relay device; second and third packet relay devices which are connected to the first packet relay device through first and second routes respectively for transmitting/receiving traffic; a fourth packet relay device which is connected to the second and third packet relay devices through third and fourth routes respectively for transmitting/receiving traffic; and a management computing apparatus. The management computing apparatus acquires status information on the first to fourth packet relay devices and, when designating the first packet relay device as a packet relay device of a stop object on the basis of a predetermined condition, verifies whether the second and third packet relay devices are capable of transmitting/receiving traffic without using the first and second routes. When it is verified that traffic can be transmitted/received through the fourth packet relay device by using the third and fourth routes, the first packet relay device is stopped.
摘要翻译：要解决的问题：减少网络的消耗功率，而不影响数据中心网络中流量的流量。解决方案：具有多个分组中继设备的网络包括：第一分组中继设备; 第二和第三分组中继设备，其经由第一和第二路由分别连接到第一分组中继设备用于发送/接收业务; 第四分组中继设备，分别通过第三和第四路由连接到第二和第三分组中继设备用于发送/接收业务; 和管理计算装置。管理计算装置获取第一至第四分组中继装置的状态信息，并且当基于预定条件将第一分组中继装置指定为停止对象的分组中继装置时，验证第二和第三分组中继装置能够在不使用第一和第二路由的情况下发送/接收业务。当通过使用第三和第四路由验证可以通过第四分组中继设备发送/接收业务时，第一分组中继设备被停止。

2. 发明专利

JP2014153897A Computer system, resource management device and resource management method 有权
标题翻译：计算机系统，资源管理设备和资源管理方法
公开(公告)号：JP2014153897A
公开(公告)日：2014-08-25
申请号：JP2013022767
申请日：2013-02-08
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SUZUKI TOSHIAKI , TARUI TOSHIAKI , BABA TOMOHIRO
IPC分类号： G06F9/50 , G06F9/46
CPC分类号： Y02D10/22 , Y02D10/36
摘要： PROBLEM TO BE SOLVED: To speedily select a VM movement destination candidate to achieve power saving, without degrading service quality provided by the VM, and without causing congestion in a wide area network which connects data centers.SOLUTION: A computer system comprises: a plurality of data centers 30, 40 and 50; a first network 10; resource management devices 130, 140 and 150 for managing resources in the data centers; and a network management device 3. A first resource management device informs a movement destination candidate information which is selected by requesting other resource management devices on the basis of resource amounts required by virtual computers 132, 136, 142, 146, 152 and 156 to be moved, determines whether or not a problem would occur in the first network when data is transmitted/received to/from an end user in the network management device, and selects a physical computer which achieves the best power saving as a movement destination of the virtual computers to be moved, on the basis of the determination result and the information about the movement destination candidates.
摘要翻译：要解决的问题：为了快速选择VM移动目的地候选者以实现省电，而不降低由VM提供的服务质量，并且不会在连接数据中心的广域网中造成拥塞。解决方案：计算机系统包括：多个的数据中心30,40和50; 第一网络10; 用于管理数据中心中的资源的资源管理设备130,140和150; 以及网络管理装置3.第一资源管理装置通过基于虚拟计算机132,136,142,146,152和156所需的资源量来通知请求其他资源管理装置来选择的移动目的地候补信息为移动，确定在网络管理装置中向/从最终用户发送/接收数据时在第一网络中是否会发生问题，并且选择实现最佳省电的物理计算机作为虚拟的移动目的地基于确定结果和关于移动目的地候选人的信息来移动的计算机。

3. 发明专利

JP2014036333A Network management system, network management computer and network management method 有权
标题翻译：网络管理系统，网络管理计算机和网络管理方法
公开(公告)号：JP2014036333A
公开(公告)日：2014-02-24
申请号：JP2012176358
申请日：2012-08-08
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： IIJIMA TOMOYUKI , SUZUKI TOSHIAKI , TARUI TOSHIAKI
IPC分类号： H04L12/28 , H04L12/46
CPC分类号： G06F1/3287 , H04L41/0833 , H04L41/0853 , H04L43/0817 , Y02D10/171
摘要： PROBLEM TO BE SOLVED: To reduce the power consumption in a network without effect on the traffic flowing in the network in the data center.SOLUTION: A network including a plurality of packet relay apparatuses includes third packet relay apparatuses having: a first path coupled to first packet relay apparatuses located upstream to send and receive traffic; and a second path coupled to second packet relay apparatuses located upstream and being in a blocking state. A management computer includes: a state information collection unit for acquiring state information on the first to the third packet relay apparatuses; and a power management unit for selecting a candidate packet relay apparatus to be deactivated satisfying predetermined conditions as a first packet relay apparatus to be deactivated out of the first packet relay apparatuses which can be deactivated when using the second path in the blocking state to transmit the traffic, deactivating the first packet relay apparatus to be deactivated, and releasing the second path in the blocking state between the third packet relay apparatus and the second packet relay apparatus to switch sending and receiving the traffic to the second path.
摘要翻译：要解决的问题：减少网络中的功耗，而不影响数据中心网络中流量的流量。解决方案：包括多个分组中继设备的网络包括第三分组中继设备，其具有：第一路径，其耦合到位于上游的第一分组中继设备发送和接收业务; 以及耦合到位于上游并处于阻塞状态的第二分组中继装置的第二路径。管理计算机包括：状态信息收集单元，用于获取关于第一至第三分组中继设备的状态信息; 以及功率管理单元，用于选择待满足预定条件的候选分组中继装置作为第一分组中继装置，以在第一分组中继装置中停用，当第一分组中继装置在阻塞状态下使用第二路径时可以被去激活，在第三分组中继装置和第二分组中继装置之间解除处于阻塞状态的第二路径，以切换向第二路径发送和接收业务。

4. 发明专利

JP2013150134A Computer system, virtual server arrangement method, and arrangement control device 有权
标题翻译：计算机系统，虚拟服务器布置方法和布置控制设备
公开(公告)号：JP2013150134A
公开(公告)日：2013-08-01
申请号：JP2012008645
申请日：2012-01-19
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SHIMOKAWA ISAO , TARUI TOSHIAKI , SUZUKI TOSHIAKI
IPC分类号： H04L12/70 , G06F9/46 , H04L12/24 , H04L12/28 , H04L12/701
CPC分类号： G06F9/455 , H04L41/0213 , H04L43/0817 , H04L43/18
摘要： PROBLEM TO BE SOLVED: To prevent increase in power consumption and satisfy the QoS requested by a user, although conventionally, in the case where arrangement of a virtual server is changed, if the communication efficiency of a network after the change is low, because retransmission of data occurs frequently, power consumption increases and the QoS requested by the user cannot be satisfied.SOLUTION: A computer system provides a prescribed service by means of a virtual computer. A router comprises an information acquisition unit which acquires communication information per flow passing through the router and transmits the communication information to an analysis device. The analysis device comprises: an analysis unit which analyzes the communication information and outputs an analyzed result; and a probability calculation unit which calculates a packet discard occurrence probability indicating the degree of risk of occurrence of packet discard at a router included in a movement destination communication path on the basis of the analyzed result. A management computer comprises: a load prediction unit which predicts the load per communication path on the basis of the analyzed result, and identifies path candidates; and an arrangement determination unit which determines a movement destination communication path among the path candidates on the basis of the packet discard occurrence probability.
摘要翻译：要解决的问题为了防止功率消耗的增加并且满足用户请求的QoS，尽管传统上，在改变虚拟服务器的布置的情况下，如果改变之后的网络的通信效率低，则由于重传的数据频繁发生，功耗增加，用户请求的QoS不能满足。解决方案：计算机系统通过虚拟计算机提供规定的服务。路由器包括信息获取单元，其获取通过路由器的每个流的通信信息，并将通信信息发送到分析设备。分析装置包括：分析单元，分析通信信息并输出分析结果; 以及概率计算单元，其基于分析结果来计算表示包含在移动目的地通信路径中的路由器处的分组丢弃的发生风险程度的分组丢弃发生概率。管理计算机包括：负载预测单元，其基于分析结果预测每个通信路径的负载，并且识别路径候选; 以及布置确定单元，其基于分组丢弃发生概率来确定路径候选中的移动目的地通信路径。

5. 发明专利

JP2009055330A Mobile communication system 有权
标题翻译：移动通信系统
公开(公告)号：JP2009055330A
公开(公告)日：2009-03-12
申请号：JP2007219962
申请日：2007-08-27
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： YAMAOKA RYOJI , YAMAMOTO JUNJI , HANAOKA MASAYUKI , SUZUKI TOSHIAKI , YANO TADASHI
IPC分类号： H04W64/00 , H04W24/00 , H04W76/02 , H04W84/12
CPC分类号： H04W48/18 , H04W64/00 , Y02D70/142 , Y02D70/146 , Y02D70/164 , Y02D70/21
摘要： PROBLEM TO BE SOLVED: To provide a mobile communication system which reduces consumption power. SOLUTION: The radio communication system is characterized to have a base station which accommodates a plurality of radio systems and terminals which communicate with the base station using the plural radio systems. The terminal calculates a first distance between an access point of the radio LAN and the terminal, and discriminates whether communication by the radio LAN is possible or not by comparing the calculated first distance and a second distance which is a distance in which the communication by the radio LAN is possible. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供降低消耗功率的移动通信系统。解决方案：无线电通信系统的特征在于具有容纳多个无线电系统的基站和使用多个无线电系统与基站进行通信的终端。终端计算无线电LAN的接入点和终端之间的第一距离，并且通过比较计算的第一距离和第二距离来区分通过无线电LAN进行的通信是否可能通过第无线局域网是可能的。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2008211568A Streaming data transmission system, cognitive control node, video server, transcoding method, and band reservation method 有权
标题翻译：流数据传输系统，认知控制节点，视频服务器，传输方法和带宽预留方法
公开(公告)号：JP2008211568A
公开(公告)日：2008-09-11
申请号：JP2007046923
申请日：2007-02-27
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SUZUKI TOSHIAKI , YAMAMOTO JUNJI , YAMAOKA RYOJI
IPC分类号： H04B7/26 , H04L12/70 , H04L12/729 , H04L12/811 , H04L12/851 , H04L12/853 , H04L12/927 , H04N7/173 , H04N21/2385 , H04N21/6437 , H04N21/647 , H04W4/06 , H04W16/14 , H04W28/20 , H04W28/26
摘要： PROBLEM TO BE SOLVED: To provide a streaming data transmission system satisfying minimum amounts of application requests or user requests when a network resource cannot provide a resource requested by a streaming application as a standard. SOLUTION: A cognitive control node (4) calculates a transcoding condition with which a network resource from base stations (1, 2) and a transcoder (6) satisfies a user request from a terminal (3) and an essential request from the streaming application, and uses a means for providing the terminal (3) with streaming data after transcoding in accordance with the condition. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：当网络资源不能提供流应用所请求的资源作为标准时，提供满足最小量的应用请求或用户请求的流数据传输系统。认知控制节点（4）计算代码转换条件，来自基站（1,2）和代码转换器（6）的网络资源通过该转码条件满足来自终端（3）的用户请求和基本请求流式应用，并且根据该条件使用用于在转码之后向终端（3）提供流数据的装置。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2007067833A Packet communication device 有权
标题翻译：分组通信设备
公开(公告)号：JP2007067833A
公开(公告)日：2007-03-15
申请号：JP2005251286
申请日：2005-08-31
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SUMIYOSHI TAKASHI , SUZUKI TOSHIAKI
IPC分类号： H04L12/701 , H04L12/70 , H04L12/721 , H04L12/931
CPC分类号： H04L41/0803
摘要： PROBLEM TO BE SOLVED: To provide a module type node whose operations can be set at a time when a new functional module is introduced without updating a program of a node body. SOLUTION: Setting contents of respective processes requested in a configuration definition file from an administrator are transmitted as a process request to functional modules 201, 203, and 204, which judge whether the process request can be processed. A configuration definition processing program 1403 of the node determines functional modules to which the processes are allocated by a prescribed method according to judgment results of the modules. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种在不更新节点主体的程序的情况下引入新的功能模块时可以设置其操作的模块类型节点。解决方案：将来自管理员的配置定义文件中请求的各个处理的内容作为处理请求发送到功能模块201,203和204，功能模块201,203和204判断是否可以处理处理请求。该节点的配置定义处理程序1403根据模块的判断结果，通过规定的方法来确定对其进行分配的功能模块。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2006253899A Packet communication apparatus and method for enhancing function thereof 有权
标题翻译：分组通信装置及其功能的增强方法
公开(公告)号：JP2006253899A
公开(公告)日：2006-09-21
申请号：JP2005065492
申请日：2005-03-09
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ENDO HIDEKI , HIGASHIMURA KUNIHIKO , SUZUKI TOSHIAKI
IPC分类号： H04L12/70 , H04L12/775
CPC分类号： H04L67/2814 , H04L45/566
摘要： PROBLEM TO BE SOLVED: To provide a packet communication apparatus the throughput of which is prevented from deteriorating caused by addition of a new enhanced module. SOLUTION: The packet communication apparatus is provided with: a node management processor for controlling the whole of the apparatus; a network interface for transceiving packets with respect to an external network; the enhanced module for applying prescribed processing to the packets; and a switch for transferring the packets in the apparatus. The packet communication apparatus is characterized in that the network interface includes a CPU and a memory, the memory stores a program which the CPU executes, the CPU processes the packets received from the external network by executing the program, and the enhanced module stores the program stored in the memory. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种分组通信设备，其通过添加新的增强模块而防止其吞吐量恶化。解决方案：分组通信装置设置有：节点管理处理器，用于控制整个装置; 用于相对于外部网络收发分组的网络接口; 用于对分组进行规定处理的增强模块; 以及用于在设备中传送分组的交换机。分组通信装置的特征在于，网络接口包括CPU和存储器，存储器存储CPU执行的程序，CPU通过执行程序处理从外部网络接收到的分组，并且增强模块存储程序存储在内存中。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2006229830A Packet communication device 审中-公开
标题翻译：分组通讯设备
公开(公告)号：JP2006229830A
公开(公告)日：2006-08-31
申请号：JP2005043732
申请日：2005-02-21
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SUMIYOSHI TAKASHI , SUZUKI TOSHIAKI
IPC分类号： H04L12/70 , H04L12/773
CPC分类号： H04L45/00 , H04L45/38 , H04L45/54 , H04L45/60
摘要： PROBLEM TO BE SOLVED: To provide a packet communication apparatus, capable of adding a function by a function module and having high throughput and low communication cost. SOLUTION: The packet communications apparatus for receiving a packet in a network and transferring the received packet is provided with a network interface for transmitting/receiving the packet to/from the network; a route retrieval for determining transfer order from the packet received by the network interface, and giving an identifier, indicating the determined transfer order to the packet; a function module interface to which a function module for applying prescribed processing to the packet is connected; a module management for managing the function module; and a switch for connecting the network interface to the function module interface. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供能够通过功能模块添加功能并且具有高吞吐量和低通信成本的分组通信装置。解决方案：用于在网络中接收分组并传送接收的分组的分组通信装置设置有用于向/从网络发送/接收分组的网络接口; 用于从由所述网络接口接收的分组确定传送顺序的路由检索，以及向所述分组提供指示确定的传送顺序的标识符; 功能模块接口，用于对分组进行规定处理的功能模块连接到该功能模块接口; 用于管理功能模块的模块管理; 以及用于将网络接口连接到功能模块接口的开关。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2006157537A Packet transfer device 有权
标题翻译：分组传输设备
公开(公告)号：JP2006157537A
公开(公告)日：2006-06-15
申请号：JP2004345803
申请日：2004-11-30
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HIGASHIMURA KUNIHIKO , SUZUKI TOSHIAKI , OKITA HIDEKI
IPC分类号： H04L12/70
CPC分类号： H04L49/3009 , H04L49/25 , H04L49/30
摘要： PROBLEM TO BE SOLVED: To provide a packet transfer device having a structure capable of easily adding a new extension function without changing existing hardware. SOLUTION: The packet transfer device specifies at least one of interfaces connected to external networks NW-1 and NW-2 as an extended interface. An extended device 40 equipped with an additional function is connected to the packet transfer device 10 through the extended interface. A receive packet, which is received by another network interface and should be processed by the additional function, is transferred to the extended device 40. The received packet processed by the extension function is inputted again into the packet transfer device 10 through the extended interface, and sent out to an external network through a network interface corresponding to a destination address of the receive packet. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供具有能够容易地添加新的扩展功能而不改变现有硬件的结构的分组传送装置。解决方案：分组传送装置将连接到外部网络NW-1和NW-2的至少一个接口指定为扩展接口。具有附加功能的扩展装置40通过扩展接口连接到分组传送装置10。由另一网络接口接收并应由附加功能处理的接收分组被传送到扩展设备40.由扩展功能处理的接收分组通过扩展接口再次输入到分组传送设备10中，并通过对应于接收包的目的地地址的网络接口发送到外部网络。版权所有（C）2006，JPO＆NCIPI

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