Patents Assigned to LM Ericsson (publ)
  • Publication number: 20240419763
    Abstract: In one aspect, a computer-implemented method for recommending an optimal configuration for a target system is provided. The method includes obtaining a plurality of samples, wherein each sample corresponds to a system configuration. The method includes extracting, from each of the plurality of samples, a plurality of features. The method includes grouping the plurality of samples into one or more clusters, wherein each cluster comprises a set of one or more samples. The method includes calculating, for each respective cluster of the one or more clusters, one or more metrics for each extracted feature based on the set of one or more samples in the respective cluster. The method includes calculating, for each respective cluster of the one or more clusters, a weight for each extracted feature based on the calculated one or more metrics for each extracted feature. The method includes obtaining a set of one or more requirements for a target system.
    Type: Application
    Filed: October 26, 2021
    Publication date: December 19, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Mario MANSOUR, Gabriel Hjort AKERLUND, Andreas ERMEDAHL, Per KARLSSON
  • Patent number: 12170524
    Abstract: A SAR ADC (50) is disclosed. It comprises a differential input port having a first input (VinP) configured to receive a first input voltage and a second input (VinN) configured to receive a second input voltage, of opposite polarity compared with first input voltage. Furthermore, it comprises a (300) having a first sub circuit (310P) comprising a first plurality of capacitors (2Cu, Cu), each connected to a common node (320P) of the first sub circuit (310P) with a first terminal, and a second sub circuit (310N) comprising a second plurality of capacitors (2Cu, Cu), each connected to a common node (320N) of the second sub circuit (310N) with a first terminal.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: December 17, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventor: Sunny Sharma
  • Patent number: 12171014
    Abstract: A network node, computer program, computer program product, and a method performed in a network node includes obtaining an estimated data amount of a user equipment, UE, and a resource utilization rate. A percentile R of the estimated data amount is obtained based on a data amount distribution table. The percentile R is compared to the resource utilization rate. Responsive to the percentile R being higher than the resource utilization rate, a resource is allocated to the UE.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: December 17, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Peiliang Chang, Akram Bin Sediq, Mats Zachrison
  • Patent number: 12171041
    Abstract: A method, network node, wireless device and system are provided. According to one aspect of the disclosure, a network node is provided. The network node includes processing circuitry configured to: cause transmission of a Discontinuous Reception, DRX, configuration to a wireless device using communication layer 3 signaling, cause transmission of an indication to the wireless device to trigger activation at one of communication layer 1 and communication layer 2 of the DRX configuration, and optionally determine whether the wireless device has activated the DRX configuration.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: December 17, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Wei Wang, Haomin Li, Patrick Lie Chin Cheong
  • Patent number: 12170555
    Abstract: Systems and methods are disclosed herein for determining a power to be used for a set of antenna ports for a physical uplink shared channel transmission. In some embodiments, a User Equipment (UE) comprises processing circuitry configured to derive a power P to be used for uplink power control for a physical uplink shared channel transmission and determine a power to be used for a set of antenna ports based on the power P according to a rule that depends on whether the UE is utilizing codebook based transmission or non-codebook based transmission for the physical uplink shared channel transmission. The set of antenna ports is antenna ports on which the physical uplink shared channel transmission is transmitted with non-zero power.
    Type: Grant
    Filed: May 15, 2023
    Date of Patent: December 17, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Niklas Wernersson, Robert Mark Harrison
  • Patent number: 12170993
    Abstract: There is disclosed a method of operating a user equipment in a radio access network, the method including communicating based on a control information message received while operating on a first bandwidth part; wherein the control information message represents a bit pattern; wherein the bit pattern is interpreted differently depending on whether the control information message indicates switch to operating on a second bandwidth part or not. The disclosure also pertains to related devices or methods.
    Type: Grant
    Filed: February 17, 2018
    Date of Patent: December 17, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Robert Baldemair, Daniel Chen Larsson, Erik Dahlman, Sorour Falahati, Stefan Parkvall
  • Patent number: 12170626
    Abstract: Systems and methods for joint Hybrid Automatic Repeat Request (HARQ) feedback for Physical Downlink Shared Channel (PDSCH) transmission over multiple TRPs are provided. In some embodiments, a method performed by a wireless device for enabling transmission feedback includes: receiving a first Transport Block (TB) and a second TB; and determining the first TB and the second TB based on a Control Resource Set (CORESET) group identifier of a CORESET over which a corresponding Downlink Control Information (DCI) scheduling the TB is received. In this way, the New Radio (NR) Rel-15 procedure for type 1 HARQ codebook construction might be reused with the same or minimum increase of HARQ feedback overhead with semi-static HARQ-ACK codebook.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: December 17, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Mattias Frenne, Robert Baldemair, Shiwei Gao, Siva Muruganathan
  • Patent number: 12170405
    Abstract: The present disclosure relates to an antenna element comprising a lower conducting plane, an upper conducting plane and an upper dielectric layer structure that is positioned between the conducting planes. The upper dielectric layer structure comprises a plurality of conducting vias that electrically connect the conducting planes to each other and circumvent an upper radiating patch formed in, below or above the upper conducting plane. The conducting vias circumvent at least one intermediate radiating patch that is formed in the upper dielectric layer structure, and a lowest intermediate radiating patch that is closest to the lower conducting plane is connected to a feed arrangement that comprises at least one feeding probe that extends via a corresponding aperture in the lower conducting plane and is electrically connected to the lowest intermediate radiating patch.
    Type: Grant
    Filed: January 4, 2023
    Date of Patent: December 17, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Stefan Johansson, Hawal Rashid
  • Patent number: 12170606
    Abstract: In a method performed by a first node associated with a first domain of a communications network, a first message is sent (302) to a second node associated with a second domain of the communications network. The first message comprises an indication of a resource in the first domain that is available to the second domain. The first message further comprises an anonymised first global unique identifier associated with the first domain.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: December 17, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Balázs Peter Gerö, Dávid Jocha, János Harmatos, Róbert Szabó
  • Patent number: 12170955
    Abstract: Network slice configuration update methods for providing a user equipment (UE) registered with (or attempting to register with) a Public Land Mobile Network (PLMN) the most up-to-date Configured NSSAI for the PLMN.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: December 17, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Peter Ramle, Kaj Johansson, Peter Hedman
  • Patent number: 12171040
    Abstract: An aspect provides a method performed by a wireless device operating in a discontinuous reception, DRX, mode having an active state and a sleep state. The method includes, responsive to receiving downlink signaling from a base station indicative of an upcoming data burst during a channel occupancy time, and responsive to the wireless device meeting at least one condition, extending an active time of the DRX mode during which the wireless device is in the active state.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: December 17, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventor: Min Wang
  • Patent number: 12170584
    Abstract: There is disclosed a method of operating a receiving radio node in a wireless communication network, the method including performing channel estimation based on received signaling, the channel estimation providing a channel estimate value for each subcarrier of a set of subcarriers. The received signaling covers a number NPRB of Physical Resource Blocks, PRB, in frequency domain, each PRB having a number NSC of subcarriers. The set of subcarriers has a number NSUB of subsets of subcarriers, subcarriers of the same subset being associated to the same PRB of the number NPRB of PRBs. The channel estimation associates different channel estimate values to different subcarriers of one or more of the NSUB subsets. The disclosure also pertains to related devices and methods.
    Type: Grant
    Filed: April 1, 2021
    Date of Patent: December 17, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Gustav Almquist, Jung-Fu Cheng, Stephen Grant
  • Patent number: 12171016
    Abstract: There is provided mechanisms for interference handling. A method is performed by a radio access network node. The method comprises obtaining an indication of interference in a time/frequency interval. The method comprises querying a neighbouring radio access network node about scheduling in the time/frequency interval of uplink wireless transmission from any terminal device served by the neighbouring radio access network node. The method comprises receiving a response from the neighbouring radio access network node. The response comprises information identifying uplink reference signal resources/ports, and their scheduling, as to be used by the terminal device scheduled in the time/frequency interval.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: December 17, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Andreas Nilsson, Sven Petersson, Fredrik Athley, Roy Timo, Xinlin Zhang
  • Patent number: 12170908
    Abstract: A method 300 is disclosed for generating and training a model to detect interference conditions at a cell in a wireless cellular network and to classify the impact of detected interference conditions on performance of the wireless cellular network in the cell. The method comprises, for each of a plurality of cells in the wireless cellular network (360), obtaining data representing received signal power at a base station serving the cell over a period of time (310) and obtaining data representing a plurality of performance metrics for the cell over the time period (330). The method further comprises obtaining classifications of the received signal power data into one of a plurality of cell interference conditions (320) and the performance metric data into one of a plurality of cell impact classes (340).
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: December 17, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Chin Lam Eng, Philipp Frank, Raul Martin Cuerdo, Mitchell Ho, Chee Wai Ng
  • Patent number: 12170933
    Abstract: Disclosed is a technique of determining a measure of proximity between two devices (4, 6). A method implementation of the technique comprises obtaining a first device signature comprising an indication of a first point in time and a first parameter characteristic of a first measurement performed by a first sensor (10) comprised in the first device (4); obtaining a second device signature comprising an indication of a second point in time and a second parameter characteristic of a second measurement performed by a second sensor (12) comprised in the second device (6); and determining, based on the first device signature and the second device signature, the measure of proximity between the first device (4) and the second device (6).
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: December 17, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: András Veres, Péter Hága, Zsolt Kenesi, Máté Szebenyei, Dániel Makó
  • Patent number: 12170970
    Abstract: Embodiments include methods, performed by a network node in a wireless network, for signaling resynchronization signal (RSS) configurations of neighbor cells to one or more user equipment (UEs). Such methods include encoding a plurality of parameters of respective RSS configurations of one or more neighbor cells. For each particular neighbor cell, the parameters can include one or more RSS frequency locations and an RSS time offset for the particular neighbor cell, and the encoding can be based on a bitmap and a parameter associated with the particular neighbor cell (e.g., a physical cell ID). Such methods also include transmitting, to the one or more UEs, at least a portion of the encoded parameters of the respective RSS configurations of the neighbor cells. Embodiments also include complementary methods performed by UEs, as well as network nodes and UEs configured to perform such methods.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: December 17, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Magnus Åström, Ritesh Shreevastav, Stefan Wänstedt, Johan Bergman
  • Publication number: 20240414599
    Abstract: A method (500) performed by a first network function. The method includes receiving a handover related message related to a handover of UE from a source RAN node to a target RAN node. The method also includes after receiving the handover related message, transmitting to a second network function a request message for establishing a forwarding tunnel. The method also includes receiving a response message transmitted by the second network function, wherein the response message is responsive to the request message for establishing a forwarding tunnel, and further wherein the response message comprises an address that the second network function will use as a source address when forwarding packets for the UE via the established forwarding tunnel to the target RAN node.
    Type: Application
    Filed: October 7, 2022
    Publication date: December 12, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Qian CHEN, Stefan ROMMER, Angelo CENTONZA, Yunjie LU, Shabnam SULTANA, Yong YANG
  • Publication number: 20240414619
    Abstract: A method (600) performed by a Steering of Roaming Application Function, SOR-AF. The method includes receiving a roaming status reporting notify message from a Unified Data Management, UDM. The notify message comprises roaming status reporting information including a new serving Public Land Mobile Network, PLMN, Identifier, an access type of a User Equipment for accessing the new serving PLMN identified by the PLMN Id, and a roaming indication indicating the new serving PLMN is different from the Home PLMN or not. The method further includes generating an updated steering of roaming information based on the received roaming status reporting information including at least the access type; and transmitting to the UDM a parameter provision update request message. The update request message comprises the updated steering of roaming information.
    Type: Application
    Filed: August 9, 2022
    Publication date: December 12, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventor: Hongxia LONG
  • Publication number: 20240414572
    Abstract: A method performed by a User Equipment (UE) for performing measurement logging related to logged Minimization of Drive Tests (MDT) measurements in a wireless communications network. The UE receives an MDT measurement configuration that relates to logging MDT measurements in one or more inter-frequency carriers and one or more cells. When operating in an idle mode of operation and in a camped normally state, the UE monitors the configured one or more inter-frequency carriers and one or more cells. Based on the monitoring, the UE logs one or more MDT measurements relating to the received configuration, and one or more MDT measurement indications related to one or more other cells that are stronger than the cells in the received configuration. The UE sends a measurement report that comprises one or more of the one or more logged MDT measurements, and the one or more logged MDT measurement indications.
    Type: Application
    Filed: September 29, 2022
    Publication date: December 12, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Sakib BIN REDHWAN, Pradeepa RAMACHANDRA
  • Publication number: 20240413956
    Abstract: A method is provided to be performed in a device for handling interference between a first wireless communications network and a second communications network. The device is able to switch between the first wireless communications network and the second wireless communications network. The method comprises the device storing, upon detecting the first wireless communications network, a first set of parameters related to the second wireless communications network; attaching to the first wireless communications network; and reporting a second set of parameters to the first network node, wherein the second set of parameters is at least partly based on the first set of parameters.
    Type: Application
    Filed: October 8, 2021
    Publication date: December 12, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Jingya LI, Thomas CHAPMAN, Zhiqiang QI, Keerthi Kumar NAGALAPUR, Adrián LAHUERTA LAVIEJA