Patents Examined by Diane Lo
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Patent number: 9930579Abstract: The embodiments herein relate to a method in a Gn/Gp SGSN for providing handover management. The Gn/Gp SGSN provides a handover for a UE to and from a non-3GPP and 3GPP by utilizing a PDP context that was previously created for the UE during an attach procedure. The previously created PDP context is for a previously serving PGW.Type: GrantFiled: January 13, 2016Date of Patent: March 27, 2018Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Stefan Rommer, Qian Chen, Daniel Nilsson, Lars-Bertil Olsson, Chunbo Wang
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Patent number: 9930614Abstract: A mobile device may retrieve information about a network prior to associating with the network. For example, the information may be related to a public land mobile network (“PLMN”) and compatibility with Extensible Authentication Protocols (“EAPs”).Type: GrantFiled: March 10, 2016Date of Patent: March 27, 2018Assignee: BlackBerry LimitedInventors: Stephen McCann, Michael Peter Montemurro
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Patent number: 9918300Abstract: A method for controlling a communication apparatus, includes specifying, before joining a wireless network, an external device that will be a data transmitting source, receiving related information relating to data to be transmitted from the specified external device, determining whether to receive the data to be transmitted based on the received related information, joining a wireless network when it is determined to receive the data to be transmitted, and receiving the data to be transmitted from the specified external device after joining the wireless network.Type: GrantFiled: February 14, 2014Date of Patent: March 13, 2018Assignee: Canon Kabushiki KaishaInventor: Seiji Takahashi
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Patent number: 9913255Abstract: Apparatus and methods are provided for TDM uplink transmission on multiple serving cells with single transmitter. In one novel aspect, the UE selects a serving cell for an UL transmission subframe based on a TDM selection rule. In one embodiment, the switching rule involves identifying one or more serving cells with a highest UL transmission priority and a serving-cell priority rule. In another novel aspect, the UE drops a selected part of the UL transmission within the overlap region based on one or more switching rules, which include dropping a last OFDM symbol, dropping a portion of a last OFDM symbol of the SRS with combing structure, dropping a partial CP of a first OFDM symbol of the second serving cell, and dropping a partial tail of a last OFDM symbol of the first serving cell and partial CP of a first OFDM symbol of the second serving cell.Type: GrantFiled: January 28, 2015Date of Patent: March 6, 2018Assignee: MediaTek Singapore Pte. Ltd.Inventors: Min Wu, Xiangyang Zhuang, Chien-Hwa Hwang, Shiang-Jiun Lin
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Patent number: 9913313Abstract: A method for using legacy Wi-Fi and Wi-Fi Peer-to-Peer (P2P) simultaneously is provided. The method includes entering a device discovery process of Wi-Fi P2P, if use of a Wi-Fi P2P function is requested while using a legacy Wi-Fi function, acquiring a Group Owner (GO) right of Wi-Fi P2P in the device discovery process, performing a listen state over the same channel as a channel where the legacy Wi-Fi function is in use, through the acquisition of the GO right, and performing a search state over a social channel of Wi-Fi P2P, and repeating the listen state and the search state until the device discovery process is ended.Type: GrantFiled: February 8, 2016Date of Patent: March 6, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Bu-Seop Jung, Jung-Hun Lee
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Patent number: 9900823Abstract: A method of for optimizing modem usage on a vehicle. The method includes determining that the vehicle is in one of a plurality of port states, where each of the plurality of port states being indicative of the vehicle being located proximate to a vehicle port. The method includes, based on the determination that the vehicle is in the one of the plurality of port states, causing a modem that is (i) operating in a bi-directional mode, and (ii) fixedly connected to the vehicle to be in a receive-only state. The method includes causing an establishment of a wireless communication link at the modem in the receive-only state. Further, the method includes using the wireless communication link as a forward link over which data is able to be received onto the vehicle while the vehicle is in the one of the plurality of port states.Type: GrantFiled: March 18, 2016Date of Patent: February 20, 2018Assignee: GOGO LLCInventors: Bryan Adrian Lauer, Rukmani Loganathan, Sajit Sasi, Pat Walsh, Anand Chari
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Patent number: 9900867Abstract: A User Equipment, UE, operable to be used in a wireless communication network and a method performed by the UE for transmitting Sounding Reference Signals, SRSs are provided. The method comprises receiving (110) at least one transmission from at least one network node, and measuring (120) at least one radio quality indicator based on the received at least one transmission. The method further comprises comparing (130) the at least one measured radio quality indicator to at least a first threshold value; and transmitting, or refraining from transmitting, (140) SRSs based on a result of the comparison.Type: GrantFiled: May 16, 2013Date of Patent: February 20, 2018Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Arne Simonsson, Sara Landström, Stefano Sorrentino
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Patent number: 9900176Abstract: Disclosed is a method of performing communication by a smart module in a home network system. The method includes: obtaining device level information of a device; identifying whether the device level information of the device indicates a device level which can provide only a mandatory function; when the device level information of the device indicates the performance which can provide only the mandatory function, transmitting a status request message making a request for status information of the device to the device; receiving a status response message including information indicating whether a status of the device has changed; and when the information indicates that the status of the device has changed, transmitting an event generation message to a host system.Type: GrantFiled: July 16, 2014Date of Patent: February 20, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Young-Jun Choi, Seong-Man Park, Joong-Ki Moon, Dong-Yun Hawng
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Patent number: 9888491Abstract: The embodiments disclose a method and apparatus for performing DL MU-MIMO transmission in a radio communication network enabling MU-MIMO. The method comprises: pairing a UE with one or more other UEs for DL MU-MIMO transmission in the radio communication network; scheduling through a control channel at least one real layer and at least one virtual layer to the UE, wherein each of the at least one virtual layer is a real layer scheduled for at least one of the one or more other UEs; and performing DL transmission to the UE and the one or more other UEs on a transport channel, wherein only the at least one real layer is used for DL transmission to the UE, and each of the at least one virtual layer is used for DL transmission to at least one of the one or more other UEs.Type: GrantFiled: August 22, 2013Date of Patent: February 6, 2018Assignee: Telefonaktiebolaget L M Ericsson (publ)Inventors: Yongquan Qiang, Ping Wu, Feng Li, Jiying Xu, Lei Xiao
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Patent number: 9883484Abstract: A method and apparatus can be configured to transmit broadcast system information to a user equipment. The broadcast system information can comprise a frequency band indicator that is used for a plurality of instances. Each instance of the plurality of instances can correspond to a separate network-signaling value.Type: GrantFiled: April 8, 2014Date of Patent: January 30, 2018Assignee: NOKIA TECHNOLOGIES OYInventors: Jarkko Koskela, Antti Piipponen, Petri Vasenkari
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Patent number: 9883542Abstract: One embodiment of the present invention relates to a method by which a device-to-device (D2D) terminal performs link adaptation in a wireless communication system, the D2D link adaptation method comprising the steps of: performing measurement on a resource region to be used for D2D communication; and determining whether the measurement performance result satisfies a trigger condition, wherein if the trigger condition is satisfied for a first time with respect to the resource region, first link adaptation is performed, and if the trigger condition is satisfied for n times (n>=2) with respect to the resource region, second link adaptation is performed.Type: GrantFiled: July 29, 2014Date of Patent: January 30, 2018Assignee: LG ELECTRONICS INC.Inventors: Inkwon Seo, Seungmin Lee, Hanbyul Seo
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Patent number: 9883503Abstract: A method for receiving an Enhanced Physical Downlink Control Channel (EPDCCH) from a base station by a user equipment (UE) in a wireless communication system. The UE receives a first EPDCCH for a first carrier by monitoring first EPDCCH candidates for the first carrier in a specific physical resource block (PRB) pair set. The UE receives a second EPDCCH for a second carrier by monitoring second EPDCCH candidates for the second carrier in the specific PRB pair set. A position of the second EPDCCH candidates is determined by applying an offset value for the second EPDCCH candidates into a position of the first EPDCCH candidate. The offset value for the second EPDCCH candidates is determined based on a carrier indicator field of the second carrier.Type: GrantFiled: May 2, 2017Date of Patent: January 30, 2018Assignee: LG ELECTRONICS INC.Inventors: Hanbyul Seo, Suckchel Yang, Seungmin Lee, Jihyun Lee, Hakseong Kim
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Patent number: 9871749Abstract: A technique includes using circuit switches to selectively couple packet switches of a switch assembly to the port connectors of the assembly.Type: GrantFiled: August 9, 2013Date of Patent: January 16, 2018Assignee: Hewlett Packard Enterprise Development LPInventors: Michael Schlansker, Jean Tourrilhes, Jose Renato G. Santos, Michael Renne Ty Tan, Moray McLaren
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Methods and network nodes for performing a joint reception in a cellular radio communication network
Patent number: 9867195Abstract: The disclosure relates to cellular radio communication systems, and especially to performing a joint reception of uplink transmissions from user equipment devices UE1, UE2. A serving node and a cooperating node is described together with methods performed by each node. The serving node comprises a user equipment selector, a cooperating node selector and a radio element selector. The serving node also includes a user equipment allocator, a joint reception requester configured to order joint reception data from selected cooperating nodes, and a backhaul capacity obtainer configured to obtain a backhaul capacity of selected cooperating nodes. Especially, the radio element selector is adapted to select radio resource elements based on a determined backhaul capacity. By considering the backhaul capacity, the backhaul can be employed for joint reception without becoming overloaded.Type: GrantFiled: March 4, 2013Date of Patent: January 9, 2018Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Martin Hessler, Jonas Fröberg Olsson, Peter Nauclér -
Patent number: 9866417Abstract: Disclosed are a method for transmitting a demodulation reference signal (DMRS), a base station and a user equipment, related to the LTE Advanced system. The method for transmitting the DMRS disclosed in the present document includes: a base station transmitting a plurality of demodulation reference signal (DMRS) ports through frequency division multiplexing (FDM) and/or code division multiplexing (CDM) and/or time division multiplexing (TDM). The embodiment of the present invention further discloses a base station and a user equipment. The technical scheme of the present application greatly boosts the DMRS demodulation performance, especially taking into account its use in the 256QAM modulation method in future, balances interpolation performance of various PRB Pairs in one sub-frame, and it avoids a collision between a DMRS and a RCRS, a PSS/SSS as well as a CSI-RS.Type: GrantFiled: December 31, 2013Date of Patent: January 9, 2018Assignee: ZTE CorporationInventors: Senbao Guo, Yunfeng Sun, Zhisong Zuo, Wenfeng Zhang, Junfeng Zhang
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Patent number: 9867157Abstract: A method for detachment of a mobile set within the equivalent route area moving between the communication systems comprising steps of: during the detachment process is implemented between a mobile set and a service node in one communication system, the service node generates one or more messages and transmits it to the service nodes in one or more communication system within the ERA. If the message is transmitted to the service node within the ERA of only one communication system, this service node transmits this message or the message generated according to this message to the service nodes within the ERA of the other communication system. With the method proposed in present invention, when a mobile is detached from two or more communication systems which share the same ERA, the service nodes in all communication systems within the ERA can still correctly manage the relevant information on this mobile set.Type: GrantFiled: February 13, 2008Date of Patent: January 9, 2018Assignees: Samsung Electronics Co., Ltd, Beijing Samsung Telecom R&D CenterInventors: Bing Bu, Xiaoqiang Li, Chunying Sun, Hong Wang, Lixiang Xu, Yanmin Zhu
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Patent number: 9867099Abstract: Embodiments of the present disclosure provide a cell access method, an apparatus, and a system, where the method includes: when user equipment camps on a first cell, receiving, by the user equipment, a first signal offset of the first cell and a random access failure threshold of the first cell; attempting, by the user equipment, to perform random access to the first cell, and counting a quantity of random access failures; and if the quantity of random access failures reaches the random access failure threshold, performing cell reselection, by the user equipment, by using the first signal offset for the first cell; and if no cell meets a service condition in cell reselection, performing cell reselection, by the user equipment, without using the first signal offset. Therefore, a service interruption problem of user equipment when random access to a cell fails in the prior art can be resolved.Type: GrantFiled: January 22, 2016Date of Patent: January 9, 2018Assignee: Huawei Technologies Co., Ltd.Inventors: Zhenxing Hu, Wei Quan, Xiaodong Yang, Jian Zhang
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Patent number: 9867108Abstract: A wireless parameter control device comprises: a serving cell prediction unit (11) which predicts a wireless cell which is a connection destination of a first wireless terminal within a first wireless cell upon assuming that an offset value which is added to the wireless quality which the first wireless terminal measures for each wireless cell is changed to a prescribed candidate value; a communication speed index prediction unit (12) which predicts a communication speed index of the first wireless terminal upon assuming that the offset value is changed to the prescribed candidate value and/or a communication speed index of a second wireless terminal within a second wireless cell which is present in the periphery of the first wireless cell; and a coverage control unit (13) which, on the basis of the result of the prediction of the communication speed index, controls the coverage of the first wireless cell and/or the coverage of the second wireless cell.Type: GrantFiled: August 12, 2014Date of Patent: January 9, 2018Assignee: NEC CORPORATIONInventors: Kosei Kobayashi, Hiroto Sugahara
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Patent number: 9860176Abstract: The present invention relates to data packet processing in a data network, and provides a method and system for processing data packets. The method comprising: dividing flows containing data packets into elephant flows and mice flows according to a particular division parameter, wherein, an elephant flow contains more data packets than a mice flow; transmitting the divided elephant flows and mice flows to a virtual switch in a server; processing the mice flows at the virtual switch, and transmitting the elephant flows and the processed mice flows to a hardware switch in network; and processing the elephant flows at the hardware switch, and forwarding the received mice flows and the processed elephant flows. With the method and system, network performance may be effectively improved.Type: GrantFiled: July 9, 2014Date of Patent: January 2, 2018Assignee: International Business Machines CorporationInventors: Tian Cheng Liu, Hang Liu, Bao Hua Yang, Yue Zhang, Kai Zheng
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Patent number: 9847912Abstract: Mesh network resiliency technology, in which a first routing configuration for nodes of a mesh network is determined, the first routing configuration being appropriate when a first power source of the mesh network is available. Routing data that indicates routing responsibilities within the first routing configuration is provided to first nodes of the mesh network. An interruption of the first power source for the mesh network is detected by nodes of the mesh network. In response to detecting the interruption, a second routing configuration for nodes of the mesh network is determined, the second routing configuration being appropriate when the first power source of the mesh network is unavailable. Routing data that indicates routing responsibilities within the second configuration is provided to second nodes of the mesh network, each of the second nodes including a second power source that is different than the first power source.Type: GrantFiled: May 5, 2017Date of Patent: December 19, 2017Assignee: Alarm.com IncorporatedInventors: David James Hutz, Matthew Flannery Knight