Patents by Inventor Du-Ho Kang

Du-Ho Kang 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).

  • ADAPTIVE FORWARDING HANDLING OF DATA PACKETS
    Publication number: 20240137801
    Abstract: The invention refers to a method being performed by a wireless device, UE, to forward data of an application patent unit, PDU, the application PDU being generated by an application in the UE, wherein this wherein the UE performs the steps of: segmenting (100) the application PDU into a plurality of data packets, determining (101) one or a plurality of Quality-of-Service, QoS, parameters associated to the application PDU, determining (102) that different data packets need a different forwarding treatment to comply with the one or the plurality of QoS parameters, and mapping (103) the different data packets to different data radio bearers, DRBs, or providing a different treatment for forwarding in one DRB; the invention further refers to corresponding methods in a code network and in a radio access, RAN node; the invention further relates to a corresponding UE, a core network node and a RAN node.
    Type: Application
    Filed: February 23, 2022
    Publication date: April 25, 2024
    Inventors: Jose Luis PRADAS, Du Ho KANG, Paul ScSCHLIWA-BERTLING
  • Mobility Measurement Reporting for XR Services
    Publication number: 20240114367
    Abstract: Embodiments include methods for a user equipment (UE) configured to communicate data corresponding to multiple traffic types with a network node of a wireless network. Such methods include determining a traffic type associated with data communicated between the UE and the network node and selecting a measurement configuration based on the determined traffic type. The selected measurement configuration includes values, of at least one parameter, that are associated with the determined traffic type. Such methods also include performing one or more measurements on downlink (DL) signals from the wireless network according to the selected measurement configuration. Other embodiments include complementary methods for a network node, as well as UEs and network nodes configured to perform such methods.
    Type: Application
    Filed: December 20, 2021
    Publication date: April 4, 2024
    Inventors: Muhammad Ali Kazmi, Du Ho Kang, Jose Luis Pradas
  • Method and apparatuses for performing unscheduled uplink transmissions on an unlicensed band
    Patent number: 11943772
    Abstract: Method for performing an unscheduled uplink transmission by a user equipment UE, in an unlicensed portion of a radio spectrum, the method comprising: performing, by the UE, a listen before talk, LBT, operation in the unlicensed portion of the radio spectrum, wherein the LBT operation includes sensing the portion of the radio spectrum for a pre-determined minimum amount of time for traffic; and performing, if no traffic was sensed, the unscheduled uplink transmission, by the UE, of data in an unscheduled mode of operation for at least one transmission burst.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: March 26, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Evanny Obregon, Jung-Fu Cheng, Amitav Mukherjee, Reem Karaki, Du Ho Kang
  • COMMUNICATION DEVICE MEASUREMENT AND REPORT FOR PATTERN RECOGNITION OF PERIODIC RESOURCE AVAILABILITY FOR EXTENDED REALITY MOBILITY
    Publication number: 20240080728
    Abstract: A communication device can obtain a traffic pattern of a cell by measuring a signal of the cell and/or by receiving the information about the traffic pattern from the cell. The communication device can further use the traffic pattern to perform one or more operational tasks.
    Type: Application
    Filed: January 14, 2022
    Publication date: March 7, 2024
    Inventors: Muhammad Ali KAZMI, Jose Luis PRADAS, Du Ho KANG
  • PACKET TRANSMISSION AND RECEPTION IN A WIRELESS COMMUNICATION NETWORK
    Publication number: 20240007410
    Abstract: A receiver (16) is configured for use in a wireless communication network. The receiver (16) waits to receive one or more packets (14-X) from a transmitter (12). The receiver (16) receives, from the transmitter (12), signaling (22) indicating that the receiver (16) is to consider the one or more packets (14-X) as discarded, not expect the one or more packets (14-X), consider the one or more packets (14-X) as delivered to an upper layer, or consider the one or more packets (14-X) as received. Responsive to receiving the signaling (22), the receiver (16) stops waiting to receive the one or more packets (14-X).
    Type: Application
    Filed: October 13, 2021
    Publication date: January 4, 2024
    Inventors: Richard Tano, Du Ho Kang, Jose Luis Pradas
  • METHODS AND APPARATUSES FOR ENHANCED CONFIGURED GRANT FOR LOW-LATENCY APPLICATIONS
    Publication number: 20230397216
    Abstract: Methods and devices for resource allocation in low-latency high-rate applications. In one embodiment a method (700, 800) is performed in a user equipment, UE (401, 402). The method comprising: receiving (710, 810) a configuration for an initial configured grant for uplink transmission on periodic transmission resources comprising at least one uplink slot; and transmitting (720) data on at least one uplink slot of the initial configured grant, wherein the uplink resource allocation to the UE is dynamically adaptable based at least in part on the initial configured grant being insufficient for uplink transmission or the actual data size for transmission being smaller than the initial configured grant.
    Type: Application
    Filed: October 22, 2021
    Publication date: December 7, 2023
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Du Ho KANG, Jose Luis PRADAS, Xingqin LIN
  • Transmission Scheduling in a Wireless Communication Network
    Publication number: 20230247595
    Abstract: A wireless device (14) receives a downlink control information message (20) on a physical downlink control channel. In some embodiments, the downlink control information message (20) schedules two or more non-redundant downlink transmissions to be transmitted to the wireless device (14) in respective transmission time intervals, TTIs, on a first downlink serving cell (16A) and one or more non-redundant downlink transmissions to be transmitted to the wireless device (14) in one or more respective TTIs on a second downlink serving cell. In other embodiments, the downlink control information message (20) schedules one or more non-redundant uplink transmissions to be transmitted from the wireless device (14) in one or more respective TTIs on a first uplink serving cell (18A) and one or more non-redundant uplink transmissions to be transmitted from the wireless device (14) in one or more respective TTIs on a second uplink serving cell (18B).
    Type: Application
    Filed: June 29, 2021
    Publication date: August 3, 2023
    Inventors: Xingqin Lin, Du Ho Kang
  • 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
  • METHODS OF SENDING UE SCREAMING SIGNAL IN PRIVATE NETWORKS WITH LOCAL LICENSED SPECTRUM
    Publication number: 20230199855
    Abstract: A system, wireless device and network node for managing interference from aggressor private networks are provided. According to one or more embodiments, a wireless device that is configured to communicate with a serving network node is provided. The wireless device includes processing circuitry configured to cause transmission of random access (RA) signaling to a first network node where the RA signaling is configured to indicate that the first network node is causing interference at the wireless device.
    Type: Application
    Filed: May 18, 2020
    Publication date: June 22, 2023
    Inventors: Du Ho KANG, Muhammad KAZMI
  • 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
  • COORDINATION OF DUPLEX DIRECTIONS IN NR TDD SYSTEM
    Publication number: 20230038315
    Abstract: A method performed in a system comprising a joint traffic direction scheduler configured to coordinate time-division-duplexing (TDD) transmissions for multiple cells comprises obtaining TDD operation information from each of the cells, determining, based on the obtained TDD operation information, a transmission direction to be used by each of the cells during one or more transmission time intervals (TTIs), and indicating to the cells the determined transmission direction.
    Type: Application
    Filed: September 13, 2022
    Publication date: February 9, 2023
    Inventors: Du Ho Kang, Jung-Fu Cheng, Havish Koorapaty, Sorour Falahati
  • MEASUREMENT AND REPORT FOR CROSS-LINK INTERFERENCE MANAGEMENT BASED ON REFERENCE SIGNALS
    Publication number: 20220329462
    Abstract: Systems and methods for reducing cross-link interference in a wireless system are disclosed. In some embodiments, a method of operation of a wireless device in a wireless system comprises receiving, from a serving Access Point (AP), wireless device specific Sounding Reference Signal (SRS) or Demodulation Reference Signal (DMRS) configuration information for one or more potential aggressor wireless devices. The method further comprises performing one or more measurements on at least one of the one or more potential aggressor wireless devices using the wireless device specific SRS or DMRS configuration information for the at least one of the one or more potential aggressor wireless devices and reporting at least one of the one or more measurements to the serving AP. In this manner, cross-link interference measurement and reporting is enabled.
    Type: Application
    Filed: June 27, 2022
    Publication date: October 13, 2022
    Inventors: Du Ho Kang, Sebastian Faxér, Robert Mark Harrison, Sorour Falahati, Havish Koorapaty
  • Coordination of duplex directions in NR TDD system
    Patent number: 11444745
    Abstract: A method performed in a system comprising a joint traffic direction scheduler configured to coordinate time-division-duplexing (TDD) transmissions for multiple cells comprises obtaining TDD operation information from each of the cells, determining, based on the obtained TDD operation information, a transmission direction to be used by each of the cells during one or more transmission time intervals (TTIs), and indicating to the cells the determined transmission direction.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: September 13, 2022
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Du Ho Kang, Jung-Fu Cheng, Havish Koorapaty, Sorour Falahati
  • Measurement and report for cross-link interference management based on reference signals
    Patent number: 11394587
    Abstract: Systems and methods for reducing cross-link interference in a wireless system are disclosed. In some embodiments, a method of operation of a wireless device in a wireless system comprises receiving, from a serving Access Point (AP), wireless device specific Sounding Reference Signal (SRS) or Demodulation Reference Signal (DMRS) configuration information for one or more potential aggressor wireless devices. The method further comprises performing one or more measurements on at least one of the one or more potential aggressor wireless devices using the wireless device specific SRS or DMRS configuration information for the at least one of the one or more potential aggressor wireless devices and reporting at least one of the one or more measurements to the serving AP. In this manner, cross-link interference measurement and reporting is enabled.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: July 19, 2022
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Du Ho Kang, Sebastian Faxér, Robert Mark Harrison, Sorour Falahati, Havish Koorapaty
  • System and method for distributed coordination of duplex directions in a NR system
    Patent number: 11387975
    Abstract: According to certain embodiments, a method in a first network node scheduling time-division-duplexing (TDD) transmission for a first cell is provided. The method includes receiving transmission direction planning information from a plurality of other network nodes scheduling TDD transmissions for other cells. At least one transmission direction plan of the first network node is adapted based on the transmission direction planning information received from the plurality of other network nodes.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: July 12, 2022
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Du Ho Kang, Jung-Fu Cheng, Sorour Falahati, Havish Koorapaty
  • Network architecture, methods, and devices for a wireless communications network
    Patent number: 11381445
    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 16, 2019
    Date of Patent: July 5, 2022
    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, 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
  • Cross-link interference avoidance methods and signaling in NR dynamic TDD
    Patent number: 11245481
    Abstract: The invention relates to a method for operating a network node in a wireless network. The method includes detecting cross-link interference on one or more time slots used when communicating with the network node, identifying an aggressor node generating the detected cross link interference, and transmitting, to the aggressor node, a signal having an indication of slot number and/or a transmission direction of the detected cross link interference.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: February 8, 2022
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Du Ho Kang, Havish Koorapaty
  • Wireless nodes and methods for enabling coexistence of wireless communication systems using licensed and unlicensed frequency bands
    Patent number: 11109237
    Abstract: A first wireless node of a wireless communication system is associated with a first cell having a first cell identity. The first wireless node obtains information relating to a set of wireless nodes which use at least one overlapping communication resource that is also used by at least one second node in the first cell. The first wireless node generates a preamble containing: a first data field designating the first cell identity, and a second data field reflecting a respective identity of the wireless nodes in the set of wireless nodes which use the at least one overlapping communication resource. The first wireless node transmits a preamble signal containing the preamble, over a predefined set of resources in a shared resource structure of the wireless communication system thus informing about the wireless nodes that use overlapping communication resources.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: August 31, 2021
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Amitav Mukherjee, Reem Karaki, Evanny Obregon, Du Ho Kang
  • Measurement and report for cross-link interference management based on signal strength
    Patent number: 11070302
    Abstract: A method in a user equipment (UE) (110B) is disclosed. The method comprises obtaining (404) an indication of one or more sets of time and frequency resources to be measured by the UE. The method comprises performing (408) one or more measurements on each of the one or more sets of time and frequency resources. The method comprises reporting (412), to a network node (115), a measurement value for each of the one or more sets of time and frequency resources, the measurement value indicative of cross-link interference at the UE due to transmissions by one or more different UEs (110A, 110C, 110D, 110E).
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: July 20, 2021
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Du Ho Kang, Sorour Falahati, Sebastian Faxér, Robert Mark Harrison, Havish Koorapaty