Patents by Inventor Peter Alriksson

Peter Alriksson 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).

  • Uplink polling for new radio operation in mm-Wave frequency bands
    Patent number: 12648018
    Abstract: A method, system and apparatus are disclosed for uplink polling for, e.g., New Radio (NR) in millimeter wave (mm-Wave) frequency bands. In one embodiment, a network node is configured to transmit a polling request, the polling request indicating a request for a wireless device's uplink buffer status; and as a result of the polling request, receive a polling response. In another embodiment, a wireless device (WD) is configured to receive a polling request, the polling request indicating a request for the WD's uplink buffer status; and as a result of the polling request, determine the WD's uplink buffer status.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: June 2, 2026
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Yuhang Liu, Peter Alriksson, Jung-Fu Cheng, Stephen Grant, Reem Karaki
  • REPORTING POWER CLASS CHANGE BY POWER HEADROOM REPORT (PHR)
    Publication number: 20260101291
    Abstract: A method and wireless device (WD) are disclosed. According to some embodiments, a network node configured to communicate with a wireless device is provided. According to one aspect, a method in a WD includes triggering a first power headroom report (PHR) when a prohibit timer has expired and at least one power class fallback value exceeds a threshold. The method also includes transmitting the first PHR.
    Type: Application
    Filed: September 29, 2023
    Publication date: April 9, 2026
    Inventors: Maomao CHEN LARSSON, Christian BERGLJUNG, Robert Mark HARRISON, Peter ALRIKSSON
  • Network node, user equipment and methods in a radio access network
    Patent number: 12592786
    Abstract: A method of measuring a received signal strength by a radio device in a radio access network, RAN, is provided. The radio device obtains a radio resource information indicative of a spatial domain of a radio resource for measuring the received signal strength. The spatial domain of the radio resource corresponds to a combination of antenna elements in the radio device according to a spatial domain filter. The radio device measures the received signal strength on the radio resource in the spatial domain according to the obtained radio resource information. The radio device transmits a report to the RAN, the report being indicative of the received signal strength. The received signal strength includes a received signal strength indicator, RSSI.
    Type: Grant
    Filed: October 21, 2021
    Date of Patent: March 31, 2026
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Peter Alriksson, Emma Wittenmark, Stephen Grant, Havish Koorapaty, Reem Karaki
  • Physical random access channel (PRACH) configurations for subcarrier spacing (SCS)
    Patent number: 12588070
    Abstract: A method, system and apparatus are disclosed. According to some embodiments, a wireless device is provided. The wireless device includes processing circuitry configured to and/or that operates to: select at least one slot from a plurality of slots that correspond to a first subcarrier spacing, SCS, greater than 120 kHz where each of the at least one slot includes at least physical random access channel, PRACH, occasion, and cause PRACH signaling based on the at least one slot.
    Type: Grant
    Filed: January 17, 2022
    Date of Patent: March 24, 2026
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Johan Axnäs, Stephen Grant, Peter Alriksson, Emma Wittenmark
  • Signaling a quasi co-located, qcl, relation
    Patent number: 12581317
    Abstract: According to certain embodiments, a method performed by a wireless device comprises determining a quasi-co location (QCL) relation parameter associated with Frequency Range 2 (FR2). The QCL relation parameter associated with FR2 is determined based on a subCarrierSpacingCommon field of a master information block for FR2 received in signaling from a network node. The method further comprises using the QCL relation parameter associated with FR2 when performing an operation of the wireless device for FR2.
    Type: Grant
    Filed: April 6, 2022
    Date of Patent: March 17, 2026
    Assignee: Telefonaktiebolaget LM Ericsson (PUBL)
    Inventors: Stephen Grant, Peter Alriksson, Emma Wittenmark
  • Wireless device bandwidth part switching during a random access channel (RACH) procedure
    Patent number: 12563537
    Abstract: A method, system and apparatus are disclosed. In one or more embodiments, a wireless device is provided. The wireless device includes processing circuitry configured to select one of a first bandwidth part, BWP, and a second BWP based on at least one predefined criterion where the first BWP is associated with configured first physical random access channel, PRACH, resources and a second BWP is associated with configured second PRACH resources different from the configured first PRACH resources, and implement the selected one of the first BWP and second BWP for a random access procedure.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: February 24, 2026
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Peter Alriksson, Min Wang
  • PHYSICAL RANDOM ACCESS CHANNEL (PRACH) FOR SUBBAND FULL DUPLEX OPERATION
    Publication number: 20260046103
    Abstract: A method, network node and wireless device (WD) for a physical random access channel (PRACH) for subband full duplex operation are disclosed. According to one aspect, a wireless device configured to communicate with a network node is provided. The wireless device is configured to receive frequency domain configuration information and time domain configuration information indicating a plurality of subband full duplex, SBFD, symbols and a plurality of uplink-, UL-, only symbols in a time division duplex, TDD, configuration, and determine a validity of a random access channel, RACH, occasion, RO, based on whether a validity condition is met, the RO being positioned in at least one SBFD symbol of the plurality of SBFD symbols or in at least one UL-only symbol of the plurality of UL-only symbols.
    Type: Application
    Filed: August 11, 2023
    Publication date: February 12, 2026
    Inventors: Stephen GRANT, Jung-Fu CHENG, Peter ALRIKSSON
  • Adapting Periodic Configurations Based on Spatial Relations
    Publication number: 20260006586
    Abstract: A method, network node and wireless device (WD) for adapting periodic configurations based on spatial relations are disclosed. According to one aspect, a method includes configuring multiple transmission resources or multiple sets of transmission occasions for a radio resource control configured periodic uplink transmission. The method further includes associating each configured uplink transmission received from the WD by the network node with a downlink reference signal, the downlink reference signal provided as a direct or indirect spatial relation reference for the uplink transmission.
    Type: Application
    Filed: September 8, 2025
    Publication date: January 1, 2026
    Inventors: Yuhang Liu, Peter Alriksson, Min Wang, Stephen Grant, Jung-Fu Cheng, Reem Karaki
  • Collection and reporting of channel occupancy statistics for network tuning
    Patent number: 12452698
    Abstract: Systems and methods for collection and reporting of Channel Occupancy (CO) statistics for network tuning are provided. In some embodiments, a method performed by a wireless device for tuning one or more parameters of a network comprises obtaining a configuration for CO measurement and reporting. The method also includes obtaining a plurality of CO measurements based on the obtained configuration for CO measurement and reporting. One or more of the plurality of CO measurements are obtained when a Radio Resource Control (RRC) state of the wireless device is RRC_INACTIVE or RRC_IDLE. One or more of the plurality of CO measurements are obtained when the RRC state is RRC_CONNECTED. The method also includes reporting a result of one or more of the plurality of CO measurements to a network node. This might allow improved tuning of networks such as tuning of mechanisms that are used to compensate for potential CCA/LBT failures.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: October 21, 2025
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Johan Rune, Peter Alriksson, Marco Belleschi, Stephen Grant, Robert Karlsson, Christopher Richards, Iana Siomina
  • Adapting periodic configurations based on spatial relations
    Patent number: 12439380
    Abstract: A method, network node and wireless device (WD) for adapting periodic configurations based on spatial relations are disclosed. According to one aspect, a method includes configuring multiple transmission resources or multiple sets of transmission occasions for a radio resource control configured periodic uplink transmission. The method further includes associating each configured uplink transmission received from the WD by the network node with a downlink reference signal, the downlink reference signal provided as a direct or indirect spatial relation reference for the uplink transmission.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: October 7, 2025
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Yuhang Liu, Peter Alriksson, Min Wang, Stephen Grant, Jung-Fu Cheng, Reem Karaki
  • Network architecture, methods, and devices for a wireless communications network
    Patent number: 12418355
    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: January 2, 2024
    Date of Patent: September 16, 2025
    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, 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
  • CARRIER CONFIGURATION AND SCHEDULING FOR SUB-BAND FULL DUPLEX SYSTEMS
    Publication number: 20250254018
    Abstract: Systems and methods for carrier configuration and scheduling for Subband Full Duplex (SBFD) operation in cellular communications system are disclosed. In one embodiment, a method performed by a User Equipment (UE) comprises receiving, from a network node, information that configures one or more subbands within a bandwidth of a carrier for subband full duplex operation. The received information comprises first information that configures a cell-specific Time Division Duplexing (TDD) symbol pattern for the carrier, wherein the TDD symbol pattern comprises a set of symbols. The received information further comprises second information that configures, for each symbol from at least a subset of the set of symbols within the TDD symbol pattern, one or more subbands for subband full duplex operation within the symbol. The method further comprises operating in accordance with the received information.
    Type: Application
    Filed: April 20, 2023
    Publication date: August 7, 2025
    Inventors: Stephen Grant, Peter Alriksson, Jung-Fu Cheng, Yuhang Liu, Tai Do, Narendar Madhavan
  • Receiver assisted directional channel sensing for NR-U
    Patent number: 12382495
    Abstract: A first group embodiments provide a method performed by a network node (NN) in a wireless network comprising responsive to a DL data intended for a user equipment (UE), transmitting a first short signal burst to the UE over a channel using a directional beam, and based on detecting a first response to the first short signal burst from the UE indicating that the channel is available, transmitting at least a portion of the DL data to the UE over the channel using the directional beam. A second group embodiments provide a method performed by a NN comprising determining availability of a channel between the network node and the UE using a directional beam, based on determining that the channel is available, transmitting a first resource grant for transmission of a UL data by the UE, and receiving the UL data from the UE over the channel using the directional beam.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: August 5, 2025
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Yuhang Liu, Jung-Fu Cheng, Peter Alriksson, Tai Do, Aliakbar Mirzaei
  • METHODS FOR EFFICIENT USE OF UNLICENSED SPECTRUM
    Publication number: 20250203655
    Abstract: Systems and methods for efficient use of unlicensed spectrum are disclosed. In some embodiments, a method performed by a transmitter comprises performing a Listen-Before-Talk (LBT) procedure for a channels within a transmit bandwidth of the transmit node, where the transmit bandwidth is divided into a bandwidth parts that correspond to the channels. The method further comprises transmitting a transmission in a subset of the bandwidth parts that correspond to a subset of the channels determined, based on a result of the LBT procedure, to be available. Transmitting the transmission comprises transmitting the transmission in accordance with a transmit scheme that uses carrier aggregation and/or carrier merging to transmit the transmission on the subset of the bandwidth parts and uses resources in one or more guard bands between two or more adjacent bandwidth parts from among the subset of the bandwidth parts.
    Type: Application
    Filed: February 28, 2025
    Publication date: June 19, 2025
    Inventors: Tai Do, Peter Alriksson, Thomas Nilsson
  • Handling multiple transmission opportunities in a paging occasion
    Patent number: 12336007
    Abstract: A method is provided for use in a network node in wireless communications network. The method includes determining, a plurality of transmission opportunities, TXOPs, in which to attempt to transmit a paging signal in a plurality of beams. The plurality of beams have a beam order. The method further includes assigning a predetermined number of the plurality of TXOPs to each beam of the plurality of beams, wherein none of the TXOPs is assigned to more than one beam. The method further includes performing at least one clear channel assessment, CCA, before transmitting the paging signal in one of the TXOPs. The method further includes transmitting the paging signal in a first beam of the plurality of beams using one of the plurality of TXOPs assigned to the first beam based on a first successful CCA covering the used TXOP.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: June 17, 2025
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Johan Rune, Peter Alriksson
  • Enhanced cell global identifier reporting
    Patent number: 12302269
    Abstract: Embodiments include methods implemented in a wireless device for reporting of a cell global identifier (CGI) in a wireless network. In one embodiment, a method comprises receiving a synchronization signal/physical broadcast channel (SS/PBCH) block from a network node; locating a control resource set (CORESET) configured by the network node through determining a frequency position of the CORESET based on a value received from the network node through radio resource control signaling; and determining and reporting the CGI to the network node based on the located CORESET. In another embodiment, the CORESET is located through testing a set of one or more reference frequency candidates from which a frequency position of the CORESET is determined.
    Type: Grant
    Filed: October 6, 2020
    Date of Patent: May 13, 2025
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Stephen Grant, Peter Alriksson, Emma Wittenmark
  • Inter-Band Handover of the Same Physical Frequency
    Publication number: 20250126528
    Abstract: A method of an access network node of a carrier aggregation enabled cellular wireless communication system, and a method of a wireless terminal device of a carrier aggregation enabled cellular wireless communication system are disclosed. The method for the network node comprises identifying a need for an inter-band handover where a same physical frequency on which the access network node interacts with a wireless terminal device has more than one logical reference, wherein the wireless terminal device currently operates using a first logical reference, assigning a target frequency for the inter-band handover as a second logical reference for the physical frequency, and performing handover signalling with the wireless terminal device including the assigned target frequency.
    Type: Application
    Filed: December 20, 2024
    Publication date: April 17, 2025
    Inventors: Peter Alriksson, Maria Ulander
  • Synchronization signal / physical broadcast channel block method detection and management
    Patent number: 12273289
    Abstract: Synchronization signal and Physical Broadcast Channel, SS/PBCH, block management. A network node determines whether a network condition is met, signals to a communication terminal to apply a first detection method for SS/PBCH block detection when the network condition is determined to be met, signals to the communication terminal to apply a second detection method for SS/PBCH block detection when the network condition is determined as not met, and transmits SS/PBCH blocks according to the first or the second SS/PBCH block detection method, based on whether the network condition is met. The communication terminal receives the signalling from the network node associated with the communication network, determines whether the indicated SS/PBCH block detection method is a first or a second SS/PBCH block detection method based on the received signalling, and applies, based on the determination, the first or the second SS/PBCH block detection method for SS/PBCH block detection.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: April 8, 2025
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Peter Alriksson, Emma Wittenmark, Stephen Grant
  • SSB transmissions in unlicensed spectrum
    Patent number: 12250170
    Abstract: A method is implemented in a wireless transceiver device arranged to operate in a cellular wireless communication network and capable of operating in an unlicensed spectrum where listen-before-talk is employed. The method includes determining a first parameter, for the unlicensed operation, indicative on provision of synchronisation signal blocks, and determining quasi-co-location, QCL, relationship between one or more synchronisation signal and physical broadcast channel, SS/PBCH, blocks each having a first index, by determining a second index for the one or more SS/PBCH blocks by applying a modulo operation on the first index, respectively, based on the first parameter, where the QCL relationship is determined to occur if the second indices coincide. A computer program for implementing the method in a wireless transceiver and such a transceiver are also disclosed.
    Type: Grant
    Filed: April 18, 2023
    Date of Patent: March 11, 2025
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Peter Alriksson, Stephen Grant, Gen Li
  • Methods for efficient use of unlicensed spectrum
    Patent number: 12250720
    Abstract: Systems and methods for efficient use of unlicensed spectrum are disclosed. In some embodiments, a method performed by a transmitter comprises performing a Listen-Before-Talk (LBT) procedure for a channels within a transmit bandwidth of the transmit node, where the transmit bandwidth is divided into a bandwidth parts that correspond to the channels. The method further comprises transmitting a transmission in a subset of the bandwidth parts that correspond to a subset of the channels determined, based on a result of the LBT procedure, to be available. Transmitting the transmission comprises transmitting the transmission in accordance with a transmit scheme that uses carrier aggregation and/or carrier merging to transmit the transmission on the subset of the bandwidth parts and uses resources in one or more guard bands between two or more adjacent bandwidth parts from among the subset of the bandwidth parts.
    Type: Grant
    Filed: October 16, 2023
    Date of Patent: March 11, 2025
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Tai Do, Peter Alriksson, Thomas Nilsson