Patents by Inventor Hakan Bjorkegren

Hakan Bjorkegren 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).

  • Flexible indication for start position of data channel
    Patent number: 11997044
    Abstract: A node (100) of a wireless communication network manages sending of control information to a radio device (10). For a first frequency band, the control information indicates a first start position for transmission of a data channel. For a second frequency band, the control information indicates a second start position for transmission of the data channel. Based on the first start position and the second start position, the node (100) controls transmission of data on the data channel.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: May 28, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Robert Baldemair, Håkan Björkegren, Erik Dahlman, Stefan Parkvall
  • Remote interference mitigation for physical uplink shared channel (PUSCH)
    Patent number: 11979359
    Abstract: Embodiments include exemplary methods and/or procedures for receiving a physical uplink shared channel (PUSCH) in a cell of a time-division-duplexed (TDD) radio access network (RAN). Embodiments include determining whether remote base station interference is present in uplink transmissions in the cell and, based on the determining result, configuring activation or deactivation of code block group (CBG) based retransmissions in the cell, sending control messages to one or more UEs in the cell, for applying the configuration, and decoding subsequent PUSCH transmissions received from the one or more UEs based on the configuration. Embodiments also include network nodes configured to perform the exemplary methods and/or procedures.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: May 7, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Petter Ersbo, Naga Vishnu Kanth Irukulapati, Sebastian Faxér, Håkan Björkegren
  • TRS reference signaling in LTE/NR coexistence
    Patent number: 11902190
    Abstract: There is disclosed a method of operating a user equipment in a radio access network, wherein the method comprises receiving tracking reference signaling, TRS, in a TRS pattern. The TRS pattern represents a distribution of subcarriers for carrying TRS over a range of subcarriers shifted relative to a reference subcarrier corresponding to a central frequency subcarrier of an LTE carrier.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: February 13, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Håkan Björkegren, Robert Baldemair
  • SYNCHRONISATION SIGNALING FOR WIRELESS COMMUNICATION NETWORK
    Publication number: 20230413196
    Abstract: There is disclosed a method of operating a transmitting radio node in a wireless communication network. The method includes transmitting synchronisation signaling in a synchronisation time interval, the synchronisation time interval covering at least 10 allocation units. The disclosure also pertains to related devices and methods.
    Type: Application
    Filed: October 12, 2020
    Publication date: December 21, 2023
    Inventors: Ning HE, Håkan BJÖRKEGREN, Robert BALDEMAIR
  • SYNCHRONISATION SIGNALING FOR WIRELESS COMMUNICATION NETWORK
    Publication number: 20230403664
    Abstract: There is disclosed a method of operating a transmitting radio node in a wireless communication network. The method includes transmitting first synchronisation signaling having one or more first pairs of allocation units carrying broadcast signaling, and transmitting second synchronisation signaling having one or more second pairs of allocation units carrying broadcast signaling, wherein broadcast signaling carried on the first and second pairs of allocation units are cross-wise associated. The disclosure also pertains to related devices and methods.
    Type: Application
    Filed: October 12, 2020
    Publication date: December 14, 2023
    Inventors: Ning HE, Håkan BJÖRKEGREN, Robert BALDEMAIR, Mattias FRENNE
  • SYNCHRONISATION SIGNALING FOR WIRELESS COMMUNICATION NETWORK
    Publication number: 20230388950
    Abstract: There is disclosed a method of operating a transmitting radio node in a wireless communication network. The method includes transmitting first synchronisation signaling covering a plurality of first allocation units in a synchronisation time interval, and transmitting second synchronisation signaling covering a plurality of second allocation units in the synchronisation time interval, wherein the second synchronisation signaling is shifted relative to the first synchronisation signaling. The disclosure also pertains to related devices and methods.
    Type: Application
    Filed: October 12, 2020
    Publication date: November 30, 2023
    Inventors: Ning HE, Håkan BJÖRKEGREN, Robert BALDEMAIR
  • Flexible Indication for Start Position of Data Channel
    Publication number: 20230275731
    Abstract: A node (100) of a wireless communication network manages sending of control information to a radio device (10). For a first frequency band, the control information indicates a first start position for transmission of a data channel. For a second frequency band, the control information indicates a second start position for transmission of the data channel. Based on the first start position and the second start position, the node (100) controls transmission of data on the data channel.
    Type: Application
    Filed: May 4, 2023
    Publication date: August 31, 2023
    Inventors: Robert Baldemair, Håkan Björkegren, Erik Dahlman, Stefan Parkvall
  • METHODS AND APPARATUSES FOR DOWNLINK TRACKING REFERENCE SIGNAL CONFIGURATION
    Publication number: 20230269045
    Abstract: A method, wireless device and network node are disclosed. According to one aspect, a method for a wireless device includes receiving a configuration of a reference signal resource set from the network node, the reference signal resource set being a set of single-symbol and single antenna port reference signal resources in at least one slot; and based on at least one parameter of the received configuration, determining whether the UE can assume a same antenna port for all reference signal resources of the reference signal resource set.
    Type: Application
    Filed: May 1, 2023
    Publication date: August 24, 2023
    Inventors: Håkan BJÖRKEGREN, Per ERNSTRÖM, Mattias FRENNE, Stephen GRANT, Karl WERNER
  • Methods and apparatuses for downlink tracking reference signal configuration
    Patent number: 11706003
    Abstract: A method, wireless device and network node are disclosed. According to one aspect, a method for a wireless device includes receiving a configuration of a reference signal resource set from the network node, the reference signal resource set being a set of single-symbol and single antenna port reference signal resources in at least one slot; and based on at least one parameter of the received configuration, determining whether the UE can assume a same antenna port for all reference signal resources of the reference signal resource set.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: July 18, 2023
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Håkan Björkegren, Per Ernström, Mattias Frenne, Stephen Grant, Karl Werner
  • Network Architecture, Methods, and Devices for a Wireless Communications Network
    Publication number: 20230224059
    Abstract: Methods and apparatus in a fifth-generation wireless communications, including an example method, in a wireless device, that includes receiving a downlink signal comprising an uplink access configuration index, using the uplink access configuration index to identify an uplink access configuration from among a predetermined plurality of uplink access configurations, and transmitting to the wireless communications network according to the identified uplink access configuration. The example method further includes, in the same wireless device, receiving, in a first subframe, a first Orthogonal Frequency-Division Multiplexing (OFDM) transmission formatted according to a first numerology and receiving, in a second subframe, a second OFDM transmission formatted according to a second numerology, the second numerology differing from the first numerology. Variants of this method, corresponding apparatuses, and corresponding network-side methods and apparatuses are also disclosed.
    Type: Application
    Filed: January 5, 2023
    Publication date: July 13, 2023
    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, 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, 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, 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
  • BEAM DETERMINATION FOR WIRELESS COMMUNICATION
    Publication number: 20230208502
    Abstract: There is disclosed a method of operating a receiving radio node for a wireless communication network. The method includes receiving a first instance of reference signaling utilising a first reception beam, and receiving a second instance of reference signaling utilising a set of second reception beams associated to and/or based on the first reception beam. An instance of reference signaling includes signaling on a plurality of allocation units. The method further includes communicating utilising a communication beam associated to and/or based a target reception beam of the second reception beams. The disclosure also pertains to related devices and methods.
    Type: Application
    Filed: June 10, 2020
    Publication date: June 29, 2023
    Inventors: Claes TIDESTAV, Erik ERIKSSON, Robert BALDEMAIR, Håkan BJÖRKEGREN, Ning HE
  • Flexible indication for start position of data channel
    Patent number: 11683143
    Abstract: A node (100) of a wireless communication network manages sending of control information to a radio device (10). For a first frequency band, the control information indicates a first start position for transmission of a data channel. For a second frequency band, the control information indicates a second start position for transmission of the data channel. Based on the first start position and the second start position, the node (100) controls transmission of data on the data channel.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: June 20, 2023
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Robert Baldemair, Håkan Björkegren, Erik Dahlman, Stefan Parkvall
  • SYNCHRONISATION SIGNALING FOR WIRELESS COMMUNICATION NETWORK
    Publication number: 20230171716
    Abstract: There is disclosed a method of operating a transmitting radio node for a wireless communication network. The method includes transmitting synchronisation signaling in a synchronisation time interval, the synchronisation signaling comprising secondary synchronisation signaling, the secondary synchronisation signaling spanning two or more allocation units of the synchronisation time interval. The disclosure also pertains to related devices and methods.
    Type: Application
    Filed: May 5, 2020
    Publication date: June 1, 2023
    Inventors: Ning HE, Robert BALDEMAIR, Håkan BJÖRKEGREN, Johan AXNÄS
  • SYNCHRONISATION SIGNALING FOR WIRELESS COMMUNICATION NETWORK
    Publication number: 20230171715
    Abstract: A method of operating a transmitting radio node for a wireless communication network. The method includes transmitting synchronisation signaling in a synchronisation time interval, the synchronisation signaling comprising primary synchronisation signaling, the primary synchronisation signaling spanning two or more allocation units of the synchronisation time interval. The disclosure also pertains to related devices and methods.
    Type: Application
    Filed: May 5, 2020
    Publication date: June 1, 2023
    Inventors: Ning HE, Robert BALDEMAIR, Håkan BJÖRKEGREN
  • Network architecture, methods, and devices for a wireless communications network
    Patent number: 11652562
    Abstract: Methods and apparatus in a fifth-generation wireless communications, including an example method, in a wireless device, that includes receiving a downlink signal comprising an uplink access configuration index, using the uplink access configuration index to identify an uplink access configuration from among a predetermined plurality of uplink access configurations, and transmitting to the wireless communications network according to the identified uplink access configuration. The example method further includes, in the same wireless device, receiving, in a first subframe, a first Orthogonal Frequency-Division Multiplexing (OFDM) transmission formatted according to a first numerology and receiving, in a second subframe, a second OFDM transmission formatted according to a second numerology, the second numerology differing from the first numerology. Variants of this method, corresponding apparatuses, and corresponding network-side methods and apparatuses are also disclosed.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: May 16, 2023
    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, Häkan 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, Niklas Johansson, Martin Johansson, Du Ho Kang, Eleftherios Karipidis, Patrik Karlsson, Ali S. Khayrallah, Caner Kilinc, Göran N. Klang, Sara Landström, Christina Larsson, Gen Li, 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 Muller, Elena Myhre, 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, 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
  • Network Architecture, Methods, and Devices for a Wireless Communications Network
    Publication number: 20230109947
    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: June 8, 2022
    Publication date: April 13, 2023
    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
  • CSI reference signaling in LTE/NR coexistence
    Patent number: 11616618
    Abstract: There is disclosed a method of operating a user equipment in a NR radio access network, wherein the method comprises receiving channel state information reference signaling, CSI-RS, in a CSI-RS pattern. The CSI-RS pattern represents a distribution of subcarriers for carrying CSI-RS over a range of numbered subcarriers, and comprises a first subpattern and a second subpattern. The CSI-RS pattern is based on received first configuration information and received second configuration information. Further, the first configuration information indicates the first subpattern of subcarriers starting at a first starting subcarrier with even number, and the second configuration information indicates the second subpattern starting at a second starting subcarrier with an odd number. The disclosure also pertains to related methods and devices.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: March 28, 2023
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Robert Baldemair, Håkan Björkegren, Karl Werner
  • Demodulation reference signaling in LTE/NR coexistence
    Patent number: 11558163
    Abstract: There is disclosed a method of operating a network node, the network node operating according to a first radio access technology, RAT, the method including transmitting data in a transmission resource structure, the transmission resource structure including a first set of resource elements for data and a second set of resource elements for demodulation reference signals, DMRS, wherein the second set represents at least one pattern in frequency domain, wherein the transmission resource structure is scheduled based on a coexistence indication, the coexistence indication indicating the presence of cell-specific reference signals associated to a second RAT. The disclosure also pertains to related methods and devices.
    Type: Grant
    Filed: June 2, 2018
    Date of Patent: January 17, 2023
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Robert Baldemair, Håkan Björkegren, Erik Dahlman, Anders Furuskär, Franz Heiser, Karl Werner
  • CSI reference signaling in LTE/NR coexistence
    Patent number: 11502796
    Abstract: A method of operating a network node in a NR radio access network includes transmitting channel state information reference signaling, CSI-RS, the CSI-RS having a CSI-RS pattern in frequency domain over a range of subcarriers including a reference subcarrier, wherein in a first frequency range below the reference subcarrier, the CSI-RS pattern includes a first sub-pattern represented by a repeated flush arrangement of a pattern element covering a number NP of subcarriers, and in a second frequency range above the reference subcarrier, the CSI-RS pattern includes a second sub-pattern represented by a repeated flush arrangement of the pattern element, wherein the first sub-pattern and the second sub-pattern are separated in frequency domain by an interrupting pattern having a number NI of subcarriers, wherein NI> 0 and NI is different from NP. The disclosure also pertains to related methods and devices.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: November 15, 2022
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Karl Werner, Robert Baldemair, Håkan Björkegren
  • Intelligent grouping of network nodes for remote interference management
    Patent number: 11470529
    Abstract: Embodiments of the disclosed techniques include methods for remote interference management (RIM) implemented in a network device in charge of management in a wireless network. In one embodiment, a method includes receiving messages from a set of base stations, wherein each message from abase station of the set of base stations indicates that the base station is interfered. The method further includes grouping the set of base stations into a set of reference signal groups based on the messages, each reference signal group being mapped to a reference signal group identifier; and the method continues with sending a respectively mapped reference signal group identifier to each of the set of base stations. Embodiments of the invention also include methods to group base stations causing the interference.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: October 11, 2022
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Filip Barac, Sebastian Faxér, Naga Vishnu Kanth Irukulapati, Mårten Sundberg, Håkan Björkegren