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1. 发明授权

US08775859B2 Method, apparatus and system for data disaster tolerance 有权
标题翻译：用于数据容灾的方法，装置和系统
公开(公告)号：US08775859B2
公开(公告)日：2014-07-08
申请号：US13592913
申请日：2012-08-23
申请人： Lijuan Li , Zhefeng Yan
发明人： Lijuan Li , Zhefeng Yan
IPC分类号： G06F11/00 , G06F11/14 , G06F12/16
CPC分类号： G06F11/14 , G06F11/2053 , G06F12/16
摘要： A method, apparatus and system for data disaster tolerance are provided in embodiments of this disclosure, the method comprising: receiving node failure information from a node; detecting along a predecessor direction and a successor direction of a failure node indicated in the node failure information according to a pre-stored node sequence to determine a first effective predecessor node and a first effective successor node, and all failure nodes between the first effective predecessor node and the first effective successor node; instructing those of all effective nodes that have local content registration index stored on the failure nodes and the first effective successor node to perform a primary index recovery process, respectively, so as to recover primary indexes of all of the failure nodes into the primary index of the first effective successor node.
摘要翻译：在本公开的实施例中提供了用于数据容灾的方法，装置和系统，所述方法包括：从节点接收节点故障信息; 根据预存储的节点序列沿着节点故障信息中指示的故障节点的前导方向和后继方向检测以确定第一有效前导节点和第一有效后继节点，以及第一有效前导节点之间的所有故障节点节点和第一个有效的后继节点; 指示具有存储在故障节点上的本地内容注册索引的所有有效节点的人员和第一有效后继节点分别执行主索引恢复过程，以便将所有故障节点的主索引恢复到第一个有效的后继节点。

2. 发明申请

US20100240378A1 Method, System, Server, and Client for Transmitting Media Burst Data 有权
标题翻译：用于传输媒体突发数据的方法，系统，服务器和客户端
公开(公告)号：US20100240378A1
公开(公告)日：2010-09-23
申请号：US12795489
申请日：2010-06-07
申请人： Zheng Wang , Zhefeng Yan , Lei Wang
发明人： Zheng Wang , Zhefeng Yan , Lei Wang
IPC分类号： H04W40/00
CPC分类号： H04L65/4061 , H04L12/1827 , H04L12/189 , H04L67/14 , H04L67/24 , H04W4/10 , H04W76/45
摘要： A method for transmitting media burst data includes grouping all clients in a session into a first session group and a second session group. The media burst data is forwarded to the clients in the first session group and sent to the clients in the second session group through the clients in the first session group.
摘要翻译：用于发送媒体突发数据的方法包括将会话中的所有客户端分组成第一会话组和第二会话组。媒体突发数据被转发到第一个会话组中的客户端，并通过第一个会话组中的客户端发送到第二个会话组中的客户端。

3. 发明授权

US08510415B2 Data distribution method, data distribution system and relevant devices in edge network 有权
标题翻译：边缘网络中的数据分发方式，数据分发系统和相关设备
公开(公告)号：US08510415B2
公开(公告)日：2013-08-13
申请号：US12493539
申请日：2009-06-29
申请人： Chuansong Xue , Zhefeng Yan
发明人： Chuansong Xue , Zhefeng Yan
IPC分类号： G06F15/16 , G06F15/173
CPC分类号： H04L67/104 , H04L67/1063 , H04L67/108
摘要： A data distribution method, a data distribution system and relevant devices in an edge network are provided. The method includes: obtaining a data download request from a client, and obtaining a content ID of data under a certain protocol, where the content ID is carried in the download request; and searching for an edge network content ID that corresponds to the content ID and uniquely identifies a data content in an edge network, obtaining corresponding client information by using the edge network content ID as an index, and returning data source information that carries the client information to the client. Therefore, the data is sharable as far as possible throughout the edge network, and the impact on the backbone network is relieved effectively.
摘要翻译：提供了边缘网络中的数据分发方法，数据分发系统和相关设备。该方法包括：从客户端获得数据下载请求，并获取特定协议下的数据的内容ID，其中在下载请求中携带内容ID; 并搜索与内容ID相对应的边缘网络内容ID，并且唯一地标识边缘网络中的数据内容，通过使用边缘网络内容ID作为索引获得相应的客户端信息，并返回携带客户端信息的数据源信息给客户因此，数据在边缘网络中尽可能地共享，对骨干网的影响得到有效的缓解。

4. 发明申请

US20070288484A1 METHOD AND DOWNLOAD AGENT FOR IMPLEMENTING PARALLEL DOWNLOAD 有权
标题翻译：方法和下载代理执行并行下载
公开(公告)号：US20070288484A1
公开(公告)日：2007-12-13
申请号：US11780363
申请日：2007-07-19
申请人： Zhefeng YAN , Haohua CHEN , Fangshan WANG , Fenglei WANG , Tieying WANG
发明人： Zhefeng YAN , Haohua CHEN , Fangshan WANG , Fenglei WANG , Tieying WANG
IPC分类号： G06F17/30 , G06F15/16
CPC分类号： H04L67/06 , H04L67/04 , H04L67/1002 , H04L67/1019 , H04L67/32 , H04W4/00 , H04W28/06 , H04W80/12
摘要： A method for implementing parallel download applicable to a system supporting the download of chunked download content includes: acquiring download source information corresponding to download content, wherein the download source information comprises multiple content sources providing the download content, and the multiple content sources corresponds to multiple download servers respectively; dividing the download content into download content chunks according to the download source information; sending a download content chunk request to the multiple download servers corresponding to the multiple content sources respectively, and downloading the download content chunks from the multiple download servers in parallel. A download agent for implementing parallel download is provided. The method and download agent of the embodiments of the present invention may improve the download speed and robustness effectively. Therefore, object files with a large amount of data may be downloaded reliably and rapidly.
摘要翻译：一种适用于支持下载分块下载内容的系统的并行下载方法，包括：获取与下载内容对应的下载源信息，其中下载源信息包括提供下载内容的多个内容源，多个内容源对应于多个分别下载服务器根据下载源信息将下载内容划分为下载内容块; 将下载内容块请求分别发送到与多个内容源相对应的多个下载服务器，并且并行地从多个下载服务器下载下载内容块。提供了一个用于实现并行下载的下载代理。本发明实施例的方法和下载代理可以有效地提高下载速度和鲁棒性。因此，可以可靠且快速地下载具有大量数据的目标文件。

5. 发明授权

US08756296B2 Method, device and system for distributing file data 有权
标题翻译：用于分发文件数据的方法，设备和系统
公开(公告)号：US08756296B2
公开(公告)日：2014-06-17
申请号：US12487473
申请日：2009-06-18
申请人： Zhibing Wang , Zhefeng Yan , Chuansong Xue , Haohua Chen , Jiahao Wei
发明人： Zhibing Wang , Zhefeng Yan , Chuansong Xue , Haohua Chen , Jiahao Wei
IPC分类号： G06F15/16 , G06F15/177 , H04L12/28
CPC分类号： H04L67/104 , H04L45/125 , H04L45/126 , H04L67/06 , H04L67/1002 , H04L67/1008 , H04L67/101 , H04L67/1021 , H04L67/1063 , H04L67/1072 , H04L67/1076
摘要： A method for distributing file data includes: obtaining a first request message of a first client for downloading a first file, and determining an autonomous system (AS) where the first client is located; searching the AS for edge servers that support peer to peer (ES-Ps), and returning the address of at least one ES-P storing the first file to the first client; and sending the first file stored in the ES-P to the first client according to the client information returned by the ES-P. Related devices and systems are also provided. The present invention may speed up the file data distribution, reduce the restriction of the file data distribution due to fixed bandwidth of the ES, and enable P2P data streams to be converged into an AS, thus reducing the impact on backbone networks.
摘要翻译：一种用于分发文件数据的方法包括：获取用于下载第一文件的第一客户端的第一请求消息，以及确定第一客户端所在的自治系统（AS）; 搜索AS支持对等（ES-Ps）的边缘服务器，并将存储第一个文件的至少一个ES-P的地址返回给第一个客户端; 并根据ES-P返回的客户端信息将存储在ES-P中的第一个文件发送给第一个客户机。还提供了相关的设备和系统。本发明可以加速文件数据分发，减少由于ES的固定带宽导致的文件数据分发的限制，使得P2P数据流能够融合到AS中，从而减少对骨干网的影响。

6. 发明申请

US20120324285A1 METHOD, APPARATUS AND SYSTEM FOR DATA DISASTER TOLERANCE 有权
标题翻译：数据灾害容忍的方法，装置和系统
公开(公告)号：US20120324285A1
公开(公告)日：2012-12-20
申请号：US13592913
申请日：2012-08-23
申请人： Lijuan Li , Zhefeng Yan
发明人： Lijuan Li , Zhefeng Yan
IPC分类号： G06F11/14
CPC分类号： G06F11/14 , G06F11/2053 , G06F12/16
摘要： A method, apparatus and system for data disaster tolerance are provided in embodiments of this disclosure, the method comprising: receiving node failure information from a node; detecting along a predecessor direction and a successor direction of a failure node indicated in the node failure information according to a pre-stored node sequence to determine a first effective predecessor node and a first effective successor node, and all failure nodes between the first effective predecessor node and the first effective successor node; instructing those of all effective nodes that have local content registration index stored on the failure nodes and the first effective successor node to perform a primary index recovery process, respectively, so as to recover primary indexes of all of the failure nodes into the primary index of the first effective successor node.
摘要翻译：在本公开的实施例中提供了用于数据容灾的方法，装置和系统，所述方法包括：从节点接收节点故障信息; 根据预存储的节点序列沿着节点故障信息中指示的故障节点的前导方向和后继方向检测以确定第一有效前导节点和第一有效后继节点，以及第一有效前导节点之间的所有故障节点节点和第一个有效的后继节点; 指示具有存储在故障节点上的本地内容注册索引的所有有效节点的人员和第一有效后继节点分别执行主索引恢复过程，以便将所有故障节点的主索引恢复到第一个有效的后继节点。

7. 发明授权

US07921217B2 Method and download agent for implementing parallel download 有权
标题翻译：方法和下载代理实现并行下载
公开(公告)号：US07921217B2
公开(公告)日：2011-04-05
申请号：US11780363
申请日：2007-07-19
申请人： Zhefeng Yan , Haohua Chen , Fangshan Wang , Fenglei Wang , Tieying Wang
发明人： Zhefeng Yan , Haohua Chen , Fangshan Wang , Fenglei Wang , Tieying Wang
IPC分类号： G06F15/16
CPC分类号： H04L67/06 , H04L67/04 , H04L67/1002 , H04L67/1019 , H04L67/32 , H04W4/00 , H04W28/06 , H04W80/12
摘要： A method for implementing parallel download applicable to a system supporting the download of chunked download content includes: acquiring download source information corresponding to download content, wherein the download source information comprises multiple content sources providing the download content, and the multiple content sources corresponds to multiple download servers respectively; dividing the download content into download content chunks according to the download source information; sending a download content chunk request to the multiple download servers corresponding to the multiple content sources respectively, and downloading the download content chunks from the multiple download servers in parallel. A download agent for implementing parallel download is provided. The method and download agent of the embodiments of the present invention may improve the download speed and robustness effectively. Therefore, object files with a large amount of data may be downloaded reliably and rapidly.
摘要翻译：一种适用于支持下载分块下载内容的系统的并行下载方法，包括：获取与下载内容对应的下载源信息，其中下载源信息包括提供下载内容的多个内容源，多个内容源对应于多个分别下载服务器根据下载源信息将下载内容划分为下载内容块; 将下载内容块请求分别发送到与多个内容源相对应的多个下载服务器，并且并行地从多个下载服务器下载下载内容块。提供了一个用于实现并行下载的下载代理。本发明实施例的方法和下载代理可以有效地提高下载速度和鲁棒性。因此，可以可靠且快速地下载具有大量数据的目标文件。

8. 发明授权

US09497035B2 Method, device, and system for playing media based on P2P 有权
标题翻译：基于P2P播放媒体的方法，设备和系统
公开(公告)号：US09497035B2
公开(公告)日：2016-11-15
申请号：US12950778
申请日：2010-11-19
申请人： Fen Dai , Tieying Wang , Zhefeng Yan
发明人： Fen Dai , Tieying Wang , Zhefeng Yan
IPC分类号： H04L12/18 , H04L29/08 , H04L29/06 , H04N21/433 , H04N21/63 , H04N21/2187 , H04N21/472
CPC分类号： H04L12/1827 , H04L29/08729 , H04L65/4084 , H04L65/80 , H04L67/1074 , H04N21/2187 , H04N21/4331 , H04N21/47202 , H04N21/632
摘要： A P2P based method for playing media is provided. The method includes logging in a network; selecting a live broadcasting service or a video-on-demand service, and receiving a judgment result on whether to buffer a data flow corresponding to the live broadcasting service or the video-on-demand service; obtaining the corresponding data flow according to a selection result, and buffering the data flow when the judgment result is yes; and providing the buffered corresponding data flow for a video-on-demand node or a live broadcasting node as a data source of the live broadcasting service or the video-on-demand service.
摘要翻译：提供了一种用于播放媒体的基于P2P的方法。该方法包括登录网络; 选择实况广播服务或视频点播服务，并且接收关于是否缓冲对应于直播广播服务或视频点播服务的数据流的判断结果; 根据选择结果获得相应的数据流，并且当判断结果为是时缓冲数据流; 以及为视频点播节点或实况广播节点提供缓冲的相应数据流作为直播广播服务或视频点播服务的数据源。

9. 发明授权

US09225586B2 Automatic expansion method, management device, management system 有权
标题翻译：自动扩展方式，管理设备，管理系统
公开(公告)号：US09225586B2
公开(公告)日：2015-12-29
申请号：US13415509
申请日：2012-03-08
申请人： Lijuan Li , Zhefeng Yan , Tieying Wang
发明人： Lijuan Li , Zhefeng Yan , Tieying Wang
IPC分类号： G06F15/173 , H04L12/24 , H04L29/08
CPC分类号： H04L41/042 , H04L29/08153 , H04L67/104 , H04L67/1046
摘要： An automatic expansion method, a management device, and a management system are disclosed in the embodiments of the present invention. In the embodiments of the present invention, information about added management nodes is received from a node management server when a new node is added, where the information about the added management nodes comprises at least address information of the added management nodes; the address information of the added management nodes is used to obtain an index corresponding to a continuous identifier (ID) segment; and an adding message of the new node is sent to all added management nodes, where the adding message includes at least a continuous ID segment managed by the new node and address information of the new node.
摘要翻译：在本发明的实施例中公开了一种自动扩展方法，管理装置和管理系统。在本发明的实施例中，当添加新节点时，从节点管理服务器接收关于添加的管理节点的信息，其中关于添加的管理节点的信息至少包括所添加的管理节点的地址信息; 使用添加的管理节点的地址信息来获得与连续标识符（ID）段对应的索引; 并且将新节点的添加消息发送到所有添加的管理节点，其中添加消息至少包括由新节点管理的连续ID段和新节点的地址信息。

10. 发明授权

US08612621B2 Method for constructing network topology, and streaming delivery system 有权
标题翻译：构建网络拓扑的方法和流传输系统
公开(公告)号：US08612621B2
公开(公告)日：2013-12-17
申请号：US12505788
申请日：2009-07-20
申请人： Zhibing Wang , Zhefeng Yan , Haohua Chen , Jiying Dui , Yaohui Li , Jiahao Wei , Chuansong Xue
发明人： Zhibing Wang , Zhefeng Yan , Haohua Chen , Jiying Dui , Yaohui Li , Jiahao Wei , Chuansong Xue
IPC分类号： G06F15/16
CPC分类号： H04L67/104 , H04L12/18 , H04L45/00 , H04L65/4069 , H04L65/80 , H04L67/1046 , H04L67/2842
摘要： A method for constructing a network topology is applied in a streaming delivery system. The streaming delivery system includes: a center server (CS-P), an edge server (ES-P), a request scheduling server (RRS-P), and a client. The disclosed embodiments utilizes the upload capabilities of the client to transmit a part of streaming data, thus consuming fewer center server resources. By constructing the network topology, the disclosed embodiments enable the client to obtain a part of streaming data from other clients, reduces the load capability requirements for the server, and ensures that a streaming delivery network may provide streaming live services with higher bandwidths and better quality.
摘要翻译：一种用于构建网络拓扑的方法被应用在流传输系统中。流传输系统包括：中心服务器（CS-P），边缘服务器（ES-P），请求调度服务器（RRS-P）和客户端。所公开的实施例利用客户端的上传功能来传送一部分流数据，从而消耗较少的中心服务器资源。通过构建网络拓扑，所公开的实施例使得客户端能够从其他客户端获得流数据的一部分，降低了服务器的负载能力要求，并且确保流传送网络可以提供具有更高带宽和更好质量的流媒体直播服务。

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