Patents by Inventor Tao Qian
Tao Qian has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20170054823Abstract: In one embodiment, a method of serving media includes receiving a request to serve a cacheable media content to a user equipment at a second media server deployed in a second layer2 access network. The request is received around when the user equipment is handed-off from a first layer2 node in a first layer2 access network to a second layer2 node in the second layer2 access network and when a streaming session of the cacheable media content to the user equipment from a first media server is terminated. The method further includes determining if the cacheable media content is stored in a cache of the second media server, and serving the cacheable media content from the cache of the second media server to the user equipment if the media content is stored in the cache of the second media server.Type: ApplicationFiled: August 12, 2016Publication date: February 23, 2017Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Publication number: 20170006075Abstract: In one embodiment, a method of serving media includes receiving user profiles from a layer3 node in an access network, and receiving a request to serve media content to a user equipment. The user profiles include information relating to user account and/or network characteristics of the user equipment. The method further includes using an user equipment information from the user profiles, assigning a first media server from a hierarchical set of media servers to serve the user equipment if the media content to be served is cacheable. The hierarchical set of media servers include a plurality of first type of media servers deployed in a plurality of layer2 (L2) access networks. The user equipment is coupled to a content delivery network through a layer2 access network of the plurality of layer2 access networks.Type: ApplicationFiled: July 1, 2016Publication date: January 5, 2017Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Patent number: 9420055Abstract: In one embodiment, a method of serving media includes receiving a request to serve a cacheable media content to a user equipment at a second media server deployed in a second layer2 access network. The request is received around when the user equipment is handed-off from a first layer2 node in a first layer2 access network to a second layer2 node in the second layer2 access network and when a streaming session of the cacheable media content to the user equipment from a first media server is terminated. The method further includes determining if the cacheable media content is stored in a cache of the second media server, and serving the cacheable media content from the cache of the second media server to the user equipment if the media content is stored in the cache of the second media server.Type: GrantFiled: May 11, 2011Date of Patent: August 16, 2016Assignee: Futurewei Technologies, Inc.Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Patent number: 9386116Abstract: In one embodiment, a method of serving media includes receiving user profiles from a layer3 node in an access network, and receiving a request to serve media content to a user equipment. The user profiles include information relating to user account and/or network characteristics of the user equipment. The method further includes using an user equipment information from the user profiles, assigning a first media server from a hierarchical set of media servers to serve the user equipment if the media content to be served is cacheable. The hierarchical set of media servers include a plurality of first type of media servers deployed in a plurality of layer2 (L2) access networks. The user equipment is coupled to a content delivery network through a layer2 access network of the plurality of layer2 access networks.Type: GrantFiled: May 11, 2011Date of Patent: July 5, 2016Assignee: Futurewei Technologies, Inc.Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Publication number: 20160080253Abstract: The present invention provides a service routing system, device, and method. In embodiments of the present invention, a first service flow classifier generates a notification message that includes service flow category information, a service path controller generates, according to the notification message, a first forwarding entry corresponding to each of i programmable switches that are connected to k service enablers, and the i programmable switches each forward a data packet of a service flow according to the corresponding first forwarding entries, so that the k service enablers process the data packet of the service flow according to a sequence. In this way, network reliability can be improved.Type: ApplicationFiled: November 20, 2015Publication date: March 17, 2016Inventors: Yan Wang, Weihua Hu, Ming Jiang, Tao Qian
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Publication number: 20150215418Abstract: In one embodiment, a method of serving media includes receiving a request to serve media content to an user equipment, and receiving caching information regarding the media content. The caching information includes information regarding whether the media content requested by the user equipment is cacheable. A first media server is assigned from a hierarchical set of media servers to serve the user equipment if the media content to be served is cacheable. The hierarchical set of media servers includes a plurality of first type of media servers deployed in a plurality of layer2 (L2) access networks. The user equipment is coupled to the content delivery network through a layer2 access network of the plurality of L2 access networks.Type: ApplicationFiled: February 16, 2015Publication date: July 30, 2015Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Patent number: 8982738Abstract: In one embodiment, a method of serving media includes receiving a request to serve media content to an user equipment, and receiving caching information regarding the media content. The caching information includes information regarding whether the media content requested by the user equipment is cacheable. A first media server is assigned from a hierarchical set of media servers to serve the user equipment if the media content to be served is cacheable. The hierarchical set of media servers includes a plurality of first type of media servers deployed in a plurality of layer2 (L2) access networks. The user equipment is coupled to the content delivery network through a layer2 access network of the plurality of L2 access networks.Type: GrantFiled: May 11, 2011Date of Patent: March 17, 2015Assignee: Futurewei Technologies, Inc.Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Patent number: 8428050Abstract: Embodiments of the present invention disclose a radio communication system and a radio access method. In accordance with the embodiments of the present invention, an AP with a PDP forward function unit forwards service traffic accessing an AS to a Packet Radio Service Gateway Support Node, and sends Internet service traffic to the Packet Radio Service Gateway Support Node or directly sends the Internet service data to the Internet via a configured forwarding interface according to the service property of the service traffic. Embodiments of the present invention further disclose an Access Point and a gateway. Therefore, the load of network elements of a mobile network is reduced; meanwhile, the control and the management of the high increment value services by operators can be guaranteed. The investment of the CS network can be protected by the gateway as a concentrator of Access Points and a forwarding node of CS services in the embodiments of the present invention.Type: GrantFiled: April 2, 2009Date of Patent: April 23, 2013Assignee: Huawei Technologies Co., Ltd.Inventors: Wei Zhu, Bo Hu, Tao Qian
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Publication number: 20110280216Abstract: In one embodiment, a method of serving media includes receiving a request to serve a cacheable media content to a user equipment at a second media server deployed in a second layer2 access network. The request is received around when the user equipment is handed-off from a first layer2 node in a first layer2 access network to a second layer2 node in the second layer2 access network and when a streaming session of the cacheable media content to the user equipment from a first media server is terminated. The method further includes determining if the cacheable media content is stored in a cache of the second media server, and serving the cacheable media content from the cache of the second media server to the user equipment if the media content is stored in the cache of the second media server.Type: ApplicationFiled: May 11, 2011Publication date: November 17, 2011Applicant: FutureWei Technologies, Inc.Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Publication number: 20110280143Abstract: In one embodiment, a method of serving media includes receiving a delivery log of traffic use after every first time interval for an user equipment. The user equipment is part of a hot billing class of users. The traffic use comprises data usage by the user equipment during communication with a media server in a layer2 access network. A user traffic information computed from the delivery log is transmitted to a billing center. A account status information is received from the billing center. The account status information is received if the user equipment exceeds a user account metric. A session termination information based on the account status information is transmitted.Type: ApplicationFiled: May 11, 2011Publication date: November 17, 2011Applicant: FutureWei Technologies, Inc.Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Publication number: 20110280153Abstract: In one embodiment, a method of serving media includes receiving a request to serve media content to an user equipment, and receiving caching information regarding the media content. The caching information includes information regarding whether the media content requested by the user equipment is cacheable. A first media server is assigned from a hierarchical set of media servers to serve the user equipment if the media content to be served is cacheable. The hierarchical set of media servers includes a plurality of first type of media servers deployed in a plurality of layer2 (L2) access networks. The user equipment is coupled to the content delivery network through a layer2 access network of the plurality of L2 access networks.Type: ApplicationFiled: May 11, 2011Publication date: November 17, 2011Applicant: FutureWei Technologies, Inc.Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Publication number: 20110283011Abstract: In one embodiment, a method of serving media includes receiving user profiles from a layer3 node in an access network, and receiving a request to serve media content to a user equipment. The user profiles include information relating to user account and/or network characteristics of the user equipment. The method further includes using an user equipment information from the user profiles, assigning a first media server from a hierarchical set of media servers to serve the user equipment if the media content to be served is cacheable. The hierarchical set of media servers include a plurality of first type of media servers deployed in a plurality of layer2 (L2) access networks. The user equipment is coupled to a content delivery network through a layer2 access network of the plurality of layer2 access networks.Type: ApplicationFiled: May 11, 2011Publication date: November 17, 2011Applicant: FutureWei Technologies, Inc.Inventors: Sanqi Li, Tao Qian, Houxiao Han, Hongbo Tian, Kui Lin
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Publication number: 20110261783Abstract: A resource assignment method and a Mobile Station (MS) are provided. The method includes: obtaining, by the MS, combined indication information carried in a resource assignment message after the MS receives the resource assignment message; judging whether a resource block indicated by resource assignment information in the resource assignment message is a segment of a Physical-layer (PHY) Protocol Data Unit (PDU) according to the combined indication information, and reading the segment of the corresponding PHY PDU according to the resource assignment information if the resource block is a segment of the PHY PDU; combining segments belonging to the same PHY PDU into a complete PHY PDU, wherein the segments are read according to multiple received resource assignment messages; and decoding the PHY PDU. The MS includes an obtaining module, a judging module, a reading module, a combining module, and a decoding module.Type: ApplicationFiled: July 8, 2011Publication date: October 27, 2011Applicant: Huawei Technologies Co., Ltd.Inventors: Junxian Mo, Jia Lin, Tao Qian
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Publication number: 20100128690Abstract: In accordance with an embodiment of the present invention, a method of operating a base station includes transmitting a first control channel to a user device. The first control channel has a subframe partition index that partitions resources of an associated subframe into at least one partition. The at least one partition has a size limited to only a set of possible partition sizes.Type: ApplicationFiled: November 25, 2009Publication date: May 27, 2010Applicant: FutureWei Technologies, Inc.Inventors: Sean Michael McBeath, Jack Smith, Tao Qian, JueJun Liu
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Publication number: 20090196233Abstract: Embodiments of the present invention disclose a radio communication system and a radio access method. In accordance with the embodiments of the present invention, an AP with a PDP forward function unit forwards service traffic accessing an AS to a Packet Radio Service Gateway Support Node, and sends Internet service traffic to the Packet Radio Service Gateway Support Node or directly sends the Internet service data to the Internet via a configured forwarding interface according to the service property of the service traffic. Embodiments of the present invention further disclose an Access Point and a gateway. Therefore, the load of network elements of a mobile network is reduced; meanwhile, the control and the management of the high increment value services by operators can be guaranteed. The investment of the CS network can be protected by the gateway as a concentrator of Access Points and a forwarding node of CS services in the embodiments of the present invention.Type: ApplicationFiled: April 2, 2009Publication date: August 6, 2009Applicant: Huawei Technologies Co., Ltd.Inventors: Wei Zhu, Bo Hu, Tao Qian
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Publication number: 20080205343Abstract: A method for allocating an SFID in a WiMAX network including an ASN and a CSN may include: establishing, by the CSN a service flow in response to a service flow creation request from an MSS, and sending the service flow to the ASN; and allocating, by the ASN, a value that currently is not used by the MSS as an SFID of the service flow requested by the MSS. A system for allocating an SFID in a WiMAX network is also provided. According to the method and system for allocating an SFID in a WiMAX network, after an MSS performs a handover, it is not necessary to notify a function module generating an SFID to release the SFID, thereby simplifying the SFID management.Type: ApplicationFiled: April 30, 2008Publication date: August 28, 2008Inventors: Tao Qian, Jin Zhang, Liping Yuan, Jing Chen
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Publication number: 20050189218Abstract: A cathodic arc coating apparatus (2) includes an elongated hollow cathode (10), elongated magnetic field means (12) located coaxially within the cathode, and elongated cooling supply passages located coaxially within the cathode for directly cooling the cathode. In a preferred arrangement the magnetic field means is hollow and the cooling means includes elongated passage means extending coaxially and within the magnetic field means. The cathode means may be rotated. In use, a closed loop arc path is formed which extends along substantially the full length of the cathode.Type: ApplicationFiled: January 24, 2005Publication date: September 1, 2005Inventors: Tao Qian, Xin Ge