Patents by Inventor Virgile GARCIA

Virgile GARCIA 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).

  • Network Architecture, Methods, and Devices for a Wireless Communications Network
    Publication number: 20200028745
    Abstract: Methods and apparatus in a fifth-generation wireless communications network, including an example method, in a wireless device, that includes determining a reporting quality threshold for a parameter related to channel state information (CSI); performing a measurement for each of a plurality of beams from a first predetermined set of beams for evaluation; evaluating the measurement for each of the plurality of beams against the reporting quality threshold; discontinuing the performing and evaluating of measurements in response to determining that the reporting quality threshold is met for one of the beams, such that one or more beams in the first predetermined set of beams are not measured and evaluated; and reporting, to the wireless communications network, CSI for the one of the beams.
    Type: Application
    Filed: May 16, 2019
    Publication date: January 23, 2020
    Inventors: Stefan Parkvall, Janne Peisa, Gunnar Mildh, Robert Baldemair, Stefan Wager, Jonas Kronander, Karl Werner, Richard Abrahamsson, Ismet Aktas, Peter Alriksson, Junaid Ansari, Shehzad Ali Ashraf, Henrik Asplund, Fredrik Athley, Håkan Axelsson, Joakim Axmon, Johan Axnäs, Kumar Balachandran, Gunnar Bark, Jan-Erik Berg, Andreas Bergström, Håkan Björkegren, Nadia Brahmi, Cagatay Capar, Anders Carlsson, Andreas Cedergren, Mikael Coldrey, Icaro L. J. da Silva, Erik Dahlman, Ali El Essaili, Ulrika Engström, Mårten Ericson, Erik Eriksson, Mikael Fallgren, Rui Fan, Gabor Fodor, Pål Frenger, Jonas Fridén, Jonas Fröberg Olsson, Anders Furuskär, Johan Furuskog, Virgile Garcia, Ather Gattami, Fredrik Gunnarsson, Ulf Gustavsson, Bo Hagerman, Fredrik Harrysson, Ning He, Martin Hessler, Kimmo Hiltunen, Songnam Hong, Dennis Hui, Jörg Huschke, Tim Irnich, Sven Jacobsson, Niklas Jaldén, Simon Järmyr, Zhiyuan Jiang, Martin Johansson, Niklas Johansson, Du Ho Kang, Eleftherios Karipidis, Patrik Karlsson, Ali S. Khayrallah, Caner Kilinc, Göran N. Klang, Sara Landström, Christina Larsson, Gen Li, Bo Lincoln, Lars Lindbom, Robert Lindgren, Bengt Lindoff, Fredrik Lindqvist, Jinhua Liu, Thorsten Lohmar, Qianxi Lu, Lars Manholm, Ivana Maric, Jonas Medbo, Qingyu Miao, Reza Moosavi, Walter Müller, Elena Myhre, Johan Nilsson, Karl Norrman, Bengt-Erik Olsson, Torgny Palenius, Sven Petersson, Jose Luis Pradas, Mikael Prytz, Olav Queseth, Pradeepa Ramachandra, Edgar Ramos, Andres Reial, Thomas Rimhagen, Emil Ringh, Patrik Rugeland, Johan Rune, Joachim Sachs, Henrik Sahlin, Vidit Saxena, Nima Seifi, Yngve Selén, Eliane Semaan, Sachin Sharma, Cong Shi, Johan Sköld, Magnus Stattin, Anders Stjernman, Dennis Sundman, Lars Sundström, Miurel Isabel Tercero Vargas, Claes Tidestav, Sibel Tombaz, Johan Torsner, Hugo Tullberg, Jari Vikberg, Peter Von Wrycza, Thomas Walldeen, Anders Wallén, Pontus Wallentin, Hai Wang, Ke Wang Helmersson, Jianfeng Wang, Yi-Pin Eric Wang, Niclas Wiberg, Emma Wittenmark, Osman Nuri Can Yilmaz, Ali Zaidi, Zhan Zhang, Zhang Zhang, Yanli Zheng
  • Methods and apparatuses for receiving in a wireless communication system
    Patent number: 10512043
    Abstract: Embodiments of the present disclosure provide methods, apparatuses and computer program in a receiving device. A method comprises obtaining a beamforming (BF) parameter associated with a signal to be received; scheduling an automatic gain control (AGC) operation based on the BF parameter; and applying the AGC operation on the signal according to the scheduling. Embodiments of the present disclosure may increase accuracy of AGC control and reduce/avoid performance degradation caused by reaction delay of AGC.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: December 17, 2019
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Virgile Garcia, Ming Li, Qingyu Miao, Jianfeng Wang
  • METHODS FOR RANDOM ACCESS IN RADIO NODES AND USER EQUIPMENT
    Publication number: 20190373638
    Abstract: The present disclosure relates to a method used in a radio node and the associated radio node. The method comprises: obtaining a network geometry of a User Equipment (UE) served by the radio node with respect to a coverage served by the radio node; determining a carrier sensing threshold for the UE based on the network geometry, the carrier sensing threshold for use in Listen-Before-Talk (LBT) measurement over a radio frequency band applicable for transmitting data to the UE; and applying the carrier sensing threshold in the LBT measurement. The present disclosure also relates to a method used in a UE and the associated UE, and to a method used in a radio node and the associated radio node.
    Type: Application
    Filed: August 14, 2019
    Publication date: December 5, 2019
    Inventors: Zhan ZHANG, Jinhua LIU, Virgile GARCIA
  • Hybrid-SRS Combination Signaling
    Publication number: 20190372732
    Abstract: Some embodiments include a method in a wireless device capable of uplink transmission in a wireless communication network. The wireless device comprises a plurality of antenna ports. The method comprises determining one or more subsets of the plurality of antenna ports. Each subset of antenna ports comprises antenna ports that can be coherently combined to form a precoding of a transmission layer for transmitting from the subset of antenna ports. The method further comprises communicating an indication of the one or more subsets to a network node, and receiving, from the network node, an instruction of a precoding to use for an uplink transmission. The instruction is based on the indicated one or more subsets. The method further comprises precoding an uplink transmission based on the received instruction, and transmitting the transmission to the network node.
    Type: Application
    Filed: December 29, 2017
    Publication date: December 5, 2019
    Inventors: Sebastian FAXÉR, Fredrik ATHLEY, Mattias FRENNE, Virgíle GARCIA, Andreas NILSSON, Sven PETERSSON
  • Signal distribution network
    Patent number: 10498369
    Abstract: There is provided a signal distribution network for an antenna arrangement comprising signal interfaces and antenna elements. The signal distribution network comprises a first signal processing module operatively connected between antenna elements and K of the signal interfaces. The signal distribution network comprises a second signal processing module operatively connected between antenna elements and M signal interfaces other than those operatively connected to the first signal processing module. Components of the second signal processing module have lower sampling rate than components of the first signal processing module. The signal distribution network is configured for simultaneous signalling between the antenna elements and the first signal processing module and between the antenna elements and the second signal processing module.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: December 3, 2019
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Claes Tidestav, Mikael Coldrey, Virgile Garcia, Sven Petersson
  • ADAPTIVE NUMEROLOGY FOR BEAMFORMING TRAINING
    Publication number: 20190356368
    Abstract: A method for communications is proposed. The method may comprise determining a numerology for beamforming training supportable by a network node and a terminal device. The method may further comprise configuring the numerology for the beamforming training. The numerology may define radio resources with adaptive properties used for transmissions of beamforming training signals. The method may further comprise performing the beamforming training based at least partly on the configured numerology.
    Type: Application
    Filed: November 16, 2017
    Publication date: November 21, 2019
    Inventors: Jinhua Liu, Virgile Garcia
  • CLUSTER-BASED BEACON SIGNAL TRANSMISSION
    Publication number: 20190320378
    Abstract: A method in an access point (AP) for broadcasting a beacon signal in a high frequency radio communication network. The method entails broadcasting a same beacon signal together with other APs in the AP cluster synchronously over the AP's beams having a same beam identification, the broadcasted same beacon signal further containing the same beam identification.
    Type: Application
    Filed: June 28, 2019
    Publication date: October 17, 2019
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Gen LI, Qingyu MIAO, Virgile GARCIA
  • Methods used in control node and radio node and associated devices
    Patent number: 10433316
    Abstract: The present disclosure discloses a method used in a control node and an associated control node. The method includes selecting one or more client radio nodes based on a Directional Link Interference Map (DLIM) for all active links under control of the control node; for each of the selected one or more client radio nodes, determining one or more candidate links between the client radio node and other radio nodes; for each of the determined candidate links and all active links, determining a set of sounding and sensing related parameters; and transmitting the determined set of sounding and sensing related parameters for each of the determined candidate links and all active links to a transmitting node and a receiving node of the link. The present disclosure further discloses a method used in a radio node under control of a control node and an associated radio node.
    Type: Grant
    Filed: March 31, 2018
    Date of Patent: October 1, 2019
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Virgile Garcia, Jinhua Liu, Qingyu Miao
  • Methods for random access in radio nodes and user equipment
    Patent number: 10425965
    Abstract: The present disclosure relates to a method used in a radio node and the associated radio node. The method comprises: obtaining a network geometry of a User Equipment (UE) served by the radio node with respect to a coverage served by the radio node; determining a carrier sensing threshold for the UE based on the network geometry, the carrier sensing threshold for use in Listen-Before-Talk (LBT) measurement over a radio frequency band applicable for transmitting data to the UE; and applying the carrier sensing threshold in the LBT measurement. The present disclosure also relates to a method used in a UE and the associated UE, and to a method used in a radio node and the associated radio node.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: September 24, 2019
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Zhan Zhang, Jinhua Liu, Virgile Garcia
  • Method and controller for receiving beam control in MIMO system as well as radio unit and base station
    Patent number: 10382109
    Abstract: Method and controller are disclosed for receiving beam control in MIMO system. According to an embodiment, a measured power of a signal is obtained from a power meter. The signal is generated by a beamforming combiner by combining multiple inputs from an antenna array, and represents a first receiving beam with a first gain and a first pointing direction. Whether to apply beam gain control is judged based on the obtained power. In response to a positive judgment result, a target gain is determined. The target gain is converted to a target beamforming parameter. The target beamforming parameter is provided to the beamforming combiner, such that the first receiving beam is replaced by a second receiving beam with the target gain and the first pointing direction. A radio unit comprising the controller and a base station comprising the radio unit are also disclosed.
    Type: Grant
    Filed: January 23, 2017
    Date of Patent: August 13, 2019
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Ming Li, Qingyu Miao, Jianfeng Wang, Virgile Garcia
  • Cluster-based beacon signal transmission
    Patent number: 10375621
    Abstract: A method in an access point (AP) for broadcasting a beacon signal in a high frequency radio communication network. The method entails joining an AP cluster in the high frequency radio communication network, wherein the AP cluster contains two or more APs, and broadcasting a same beacon signal together with other APs in the AP cluster synchronously. The broadcasted same beacon signal contains an identification of the AP cluster. Also provided is a method in a communication device for deriving a beacon signal in a high frequency radio communication network.
    Type: Grant
    Filed: June 6, 2014
    Date of Patent: August 6, 2019
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Gen Li, Qingyu Miao, Virgile Garcia
  • Network architecture, methods, and devices for a wireless communications network
    Patent number: 10367677
    Abstract: Methods and apparatus in a fifth-generation wireless communications network, including an example method, in a wireless device, that includes determining a reporting quality threshold for a parameter related to channel state information (CSI); performing a measurement for each of a plurality of beams from a first predetermined set of beams for evaluation; evaluating the measurement for each of the plurality of beams against the reporting quality threshold; discontinuing the performing and evaluating of measurements in response to determining that the reporting quality threshold is met for one of the beams, such that one or more beams in the first predetermined set of beams are not measured and evaluated; and reporting, to the wireless communications network, CSI for the one of the beams.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: July 30, 2019
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Stefan Parkvall, Janne Peisa, Gunnar Mildh, Robert Baldemair, Stefan Wager, Jonas Kronander, Karl Werner, Richard Abrahamsson, Ismet Aktas, Peter Alriksson, Junaid Ansari, Shehzad Ali Ashraf, Henrik Asplund, Fredrik Athley, Håkan Axelsson, Joakim Axmon, Johan Axnäs, Kumar Balachandran, Gunnar Bark, Jan-Erik Berg, Andreas Bergström, Håkan Björkegren, Nadia Brahmi, Cagatay Capar, Anders Carlsson, Andreas Cedergren, Mikael Coldrey, Icaro L. J. da Silva, Erik Dahlman, Ali El Essaili, Ulrika Engström, Mårten Ericson, Erik Eriksson, Mikael Fallgren, Rul Fan, Gabor Fodor, Pål Frenger, Jonas Fridén, Jonas Fröberg Olsson, Anders Furuskár, Johan Furuskog, Virgile Garcia, Ather Gattami, Fredrik Gunnarsson, Ulf Gustavsson, Bo Hagerman, Fredrik Harrysson, Ning He, Martin Hessler, Kimmo Hiltunen, Songnam Hong, Dennis Hui, Jörg Huschke, Tim Irnich, Sven Jacobsson, Niklas Jaldén, Simon Järmyr, Zhiyuan Jiang, Martin Johansson, Niklas Johansson, Du Ho Kang, Eleftherios Karipidis, Patrik Karlsson, Ali S. Khayrallah, Caner Kilinc, Göran N. Klang, Sara Landström, Christina Larsson, Gen Li, Bo Lincoln, Lars Lindbom, Robert Lindgren, Bengt Lindoff, Fredrik Lindqvist, Jinhua Liu, Thorsten Lohmar, Qianxi Lu, Lars Manholm, Ivana Maric, Jonas Medbo, Qingyu Miao, Reza Moosavi, Walter Müller, Elena Myhre, Johan Nilsson, Karl Norrman, Bengt-Erik Olsson, Torgny Palenius, Sven Petersson, Jose Luis Pradas, Mikael Prytz, Olav Queseth, Pradeepa Ramachandra, Edgar Ramos, Andres Reial, Thomas Rimhagen, Emil Ringh, Patrik Rugeland, Johan Rune, Joachim Sachs, Henrik Sahlin, Vidit Saxena, Nima Seifi, Yngve Selén, Eliane Semaan, Sachin Sharma, Cong Shi, Johan Sköld, Magnus Stattin, Anders Stjernman, Dennis Sundman, Lars Sundström, Miurel Isabel Tercero Vargas, Claes Tidestav, Sibel Tombaz, Johan Torsner, Hugo Tullberg, Jari Vikberg, Peter Von Wrycza, Thomas Walldeen, Anders Wallén, Pontus Wallentin, Hai Wang, Ke Wang Helmersson, Jianfeng Wang, Yi-Pin Eric Wang, Niclas Wiberg, Emma Wittenmark, Osman Nuri Can Yilmaz, Ali Zaidi, Zhan Zhang, Zhang Zhang, Yanil Zheng
  • Method and communication device for performing link adaptation
    Patent number: 10292199
    Abstract: The present disclosure provides a method implemented in an Access Node (AN) for performing Link Adaptation (LA) for a radio link to which different types of resources are allocated. The method comprises operating separate LA instances for the different types of resources to separately adapt Modulation and Coding Schemes (MCS's) for the different types of resources. The method further comprises performing transmissions on the different types of resources according to the separately adapted MCS's. Also, the present disclosure provides an AN for performing the LA.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: May 14, 2019
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Virgile Garcia, Jinhua Liu
  • Methods and devices for scheduling of radio communication
    Patent number: 10136436
    Abstract: There is provided a method for operating a wireless device in order to determine whether to include information relating to reservations of communication resources when planning scheduling of upcoming communications. There is also provided a method performed by a wireless device for transmitting a resource reservation message that comprises information about the identity of the intended recipient. There is also provided corresponding wireless devices and computer programs and computer program products. The proposed technology provides mechanisms that enable a wireless device to take into consideration information relevant for planning scheduling of future communications.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: November 20, 2018
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Jonas Kronander, Robert Baldemair, Virgile Garcia
  • METHOD AND CONTROLLER FOR RECEIVING BEAM CONTROL IN MIMO SYSTEM AS WELL AS RADIO UNIT AND BASE STATION
    Publication number: 20180323843
    Abstract: Method and controller are disclosed for receiving beam control in MIMO system. According to an embodiment, a measured power of a signal is obtained from a power meter. The signal is generated by a beamforming combiner by combining multiple inputs from an antenna array, and represents a first receiving beam with a first gain and a first pointing direction. Whether to apply beam gain control is judged based on the obtained power. In response to a positive judgment result, a target gain is determined. The target gain is converted to a target beamforming parameter. The target beamforming parameter is provided to the beamforming combiner, such that the first receiving beam is replaced by a second receiving beam with the target gain and the first pointing direction. A radio unit comprising the controller and a base station comprising the radio unit are also disclosed.
    Type: Application
    Filed: January 23, 2017
    Publication date: November 8, 2018
    Inventors: Ming Li, Qingyu Miao, Jianfeng Wang, Virgile Garcia
  • METHOD AND COMMUNICATION NODE OF SCHEDULING RADIO RESOURCES
    Publication number: 20180249482
    Abstract: The embodiments disclose a method for scheduling radio resources in a radio communication network. The method comprises obtaining two or more MAC modes to be used for scheduling radio resources; and partitioning the radio resources into multiple resource blocks, each of which associates with one of the two or more MAC modes. Each of the two or more MAC modes is used to schedule associated resource block. Meanwhile, the embodiments also disclose a method for transmitting traffic in the radio communication network. The method comprises selecting a MAC mode from a list of active MAC modes for the traffic. Each MAC mode in the list of active MAC modes associates with respective resource blocks and is used to schedule the associated resource block. The traffic is transmitted over resource scheduled by the selected MAC mode.
    Type: Application
    Filed: April 25, 2018
    Publication date: August 30, 2018
    Inventors: Virgile GARCIA, Pål FRENGER, Zhan ZHANG
  • METHODS AND APPARATUSES FOR RECEIVING IN A WIRELESS COMMUNICATION SYSTEM
    Publication number: 20180249423
    Abstract: Embodiments of the present disclosure provide methods, apparatuses and computer program in a receiving device. A method comprises obtaining a beamforming (BF) parameter associated with a signal to be received; scheduling an automatic gain control (AGC) operation based on the BF parameter; and applying the AGC operation on the signal according to the scheduling. Embodiments of the present disclosure may increase accuracy of AGC control and reduce/avoid performance degradation caused by reaction delay of AGC.
    Type: Application
    Filed: February 21, 2017
    Publication date: August 30, 2018
    Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Virgile GARCIA, Ming Li, Qingyu Miao, Jianfeng Wang
  • Signal Distribution Network
    Publication number: 20180241421
    Abstract: There is provided a signal distribution network for an antenna arrangement comprising signal interfaces and antenna elements. The signal distribution network comprises a first signal processing module operatively connected between antenna elements and K of the signal interfaces. The signal distribution network comprises a second signal processing module operatively connected between antenna elements and M signal interfaces other than those operatively connected to the first signal processing module. Components of the second signal processing module have lower sampling rate than components of the first signal processing module. The signal distribution network is configured for simultaneous signalling between the antenna elements and the first signal processing module and between the antenna elements and the second signal processing module.
    Type: Application
    Filed: August 21, 2015
    Publication date: August 23, 2018
    Inventors: Claes TIDESTAV, Mikael COLDREY, Virgile GARCIA, Sven PETERSSON
  • METHODS USED IN CONTROL NODE AND RADIO NODE AND ASSOCIATED DEVICES
    Publication number: 20180227926
    Abstract: The present disclosure discloses a method used in a control node and an associated control node. The method includes selecting one or more client radio nodes based on a Directional Link Interference Map (DLIM) for all active links under control of the control node; for each of the selected one or more client radio nodes, determining one or more candidate links between the client radio node and other radio nodes; for each of the determined candidate links and all active links, determining a set of sounding and sensing related parameters; and transmitting the determined set of sounding and sensing related parameters for each of the determined candidate links and all active links to a transmitting node and a receiving node of the link. The present disclosure further discloses a method used in a radio node under control of a control node and an associated radio node.
    Type: Application
    Filed: March 31, 2018
    Publication date: August 9, 2018
    Inventors: Virgile GARCIA, Jinhua LIU, Qingyu MIAO
  • Methods used in control node and radio node and associated devices
    Patent number: 9974086
    Abstract: The present disclosure discloses a method used in a control node and an associated control node. The method includes selecting one or more client radio nodes based on a Directional Link Interference Map (DLIM) for all active links under control of the control node; for each of the selected one or more client radio nodes, determining one or more candidate links between the client radio node and other radio nodes; for each of the determined candidate links and all active links, determining a set of sounding and sensing related parameters; and transmitting the determined set of sounding and sensing related parameters for each of the determined candidate links and all active links to a transmitting node and a receiving node of the link. The present disclosure further discloses a method used in a radio node under control of a control node and an associated radio node.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: May 15, 2018
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Virgile Garcia, Jinhua Liu, Qingyu Miao