Patents Assigned to LM Ericsson (publ)
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Patent number: 12192758Abstract: A method performed by a first network entity (121, 131) for authenticating an event in a communications network (101, 102, 103, 104) is provided. The first network entity (121, 131) is configured to receive an event signal. The first network entity (121, 131) is also configured to authenticate the event if the received event signal correlates with an 5 output signal of a closed-loop shift register in the first network entity (121,131). Furthermore, the first network entity (121, 131) is configured to trigger a change in the closed-loop shift register in order to obtain a subsequent output signal from the closed-loop shift register. A first network entity (121, 131) for authenticating an event is also provided. Further, a wake-up receiver circuit (1210) comprising the first network entity 10 (121, 131) is provided, as well as, a wireless device (1200) comprising the wake-up receiver circuit (1210).Type: GrantFiled: April 23, 2019Date of Patent: January 7, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Mohammadreza Malek-Mohammadi, Amin Azari, Cicek Cavdar
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Patent number: 12193008Abstract: A method, system and apparatus are disclosed. According to one or more embodiments, a wireless device is provided. The wireless device includes processing circuitry configured to determine a first priority of UCI based at least in part on a UCI type where the UCI is preempted by a preempting scheduled uplink shared channel data transmission, and determine whether to include the UCI in the preempting scheduled data transmission based at least in part on the first priority.Type: GrantFiled: January 9, 2020Date of Patent: January 7, 2025Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Zhenhua Zou, Jonas Fröberg Olsson, Abdulrahman Alabbasi, Mattias Andersson, Yufei Blankenship
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Patent number: 12191957Abstract: Systems and methods are disclosed herein for enabling a User Equipment (UE) to perform cell quality derivation in a wireless communication network utilizing parameters from an appropriate measurement object. In some embodiments, a method of operation of a UE to perform cell quality derivation in a wireless communication network includes the UE receiving, via Radio Resource Control (RRC) signaling, a measurement configuration that includes a list of measurement objects. The UE receives a serving cell configuration including frequency information that specifies an absolute frequency of a Synchronization Signal block (SSB) corresponding to a serving cell. The UE selects a measurement object in the list of measurement objects that specifies an SSB frequency having a same value as the specified absolute frequency.Type: GrantFiled: September 12, 2023Date of Patent: January 7, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Icaro L. J. Da Silva, Pradeepa Ramachandra, Helka-Liina Määttänen
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Patent number: 12192747Abstract: Methods performed by wireless devices and network nodes for conditional mobility procedures are disclosed. A method performed by a wireless device comprises receiving a conditional mobility configuration from a source network node containing at least a triggering condition for conditional mobility based on beam measurement information; and performing beam measurements for at least one beam of at least one cell, to obtain beam measurement information for the at least one beam. A method performed by a network node comprises defining a conditional mobility configuration containing at least a triggering condition for conditional mobility based on beam measurement information; and initiating the transmission of the conditional mobility configuration to at least one user equipment. Also disclosed are base stations and wireless devices configured to perform the methods.Type: GrantFiled: January 29, 2020Date of Patent: January 7, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Icaro L. J. Da Silva, Johan Rune
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Patent number: 12192813Abstract: Systems and methods for System Frame Number (SFN) Frame Time Difference (SFTD) reporting are disclosed. Embodiments of a method of operation of a User Equipment (UE) in a wireless network to perform SFTD measurements between a Primary Cell (PCell) of the UE and one or more other cells is provided. In some embodiments, the method comprises receiving, from a network node in the wireless network, a list of cells for which the UE can report SFTD measurements. The method further comprises performing SFTD measurements and reporting the SFTD measurements in accordance with the list of cells for which the UE can report SFTD measurements. In this manner, SFTD reporting is provided in an efficient manner.Type: GrantFiled: December 21, 2023Date of Patent: January 7, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Fredrik Gunnarsson, Icaro Leonardo J. Da Silva, Pradeepa Ramachandra
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Publication number: 20250004848Abstract: A system and method determine accelerators to execute a function of an application in a computing node, where the application includes a workload steering client. The method includes receiving, by the workload steering client, a workload request from the application identifying a first task, and determining, by the workload steering client, whether the first task has an assigned accelerator. The method further includes requesting, by the workload steering client, the first task to be executed on the assigned accelerator, and returning, by the workload steering client, a result of the first task to the application.Type: ApplicationFiled: July 27, 2021Publication date: January 2, 2025Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Dániel GÉHBERGER, Mohammad ABU LEBDEH, Martin JULIEN
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Publication number: 20250004859Abstract: A method of managing plural cloud virtualisation layers in a communication network, the method comprising: receiving, from a tenant, a service request to execute an application on a host resource, wherein the service request comprises input parameters; determining, based on the input parameters, that execution of the application on the host resource requires plural cloud virtualisation layers; responsive to determining that execution requires plural cloud virtualisation layers, generating a layout of virtualisation layer components for the plural cloud virtualisation layers; and assigning the application to a virtualisation layer component based on the input parameters.Type: ApplicationFiled: December 6, 2021Publication date: January 2, 2025Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Carla MOURADIAN, Róbert SZABÓ, Ákos RECSE, Xumei GAN, Wubin LI
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Publication number: 20250005450Abstract: Methods and apparatus for dynamically selecting an action to be taken in an environment. A method comprises receiving, at a ML agent hosting the plurality of ML models, information about a state of the environment, wherein the information about the state of the environment comprises safety information, and analysing the safety information to determine a risk value for the state of the environment. The method further comprises selecting one of the plurality of ML models, wherein the selection is based on the determined risk value, and processing the information about the state of the environment using the selected ML model to generate a state prediction. The method also comprises generating one or more suggested actions to be performed on the environment using the state prediction.Type: ApplicationFiled: September 6, 2021Publication date: January 2, 2025Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Ahmad Ishtar TERRA, Rafia INAM, Dagnachew Azene TEMESGENE
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Publication number: 20250008443Abstract: A method for determining a radio configuration for a user equipment (UE) in multi-radio dual connectivity (MR-DC) operation is provided. The method includes obtaining information relating to energy for one or both of (i) the UE in MR-DC operation and (ii) one or more nodes involved in the MR-DC operation of the UE. The method includes determining an optimal radio configuration for the UE in MR-DC operation based at least in part on the information relating to energy. The method includes determining a final radio configuration for the UE in MR-DC operation based on the optimal radio configuration.Type: ApplicationFiled: April 27, 2022Publication date: January 2, 2025Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Pablo SOLDATI, Luca LUNARDI, Reem KARAKI, Angelo CENTONZA
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Publication number: 20250007591Abstract: There is provided mechanisms for performing a beam finding procedure with a serving access network node. A method is performed by a user equipment. The method comprises receiving, as part of performing the beam finding procedure, at least two SSBs. Each of the at least two SSBs comprises a PSS and an SSS. In each of the SSBs, the PSS comprises a PSS sequence and the SSS comprises an SSS sequence. All the SSBs have same PSS sequence but mutually different SSS sequences. The method comprises including the symbol in which the PSS of the SSB was received from the serving access network node in a set of evaluation symbols when received power of at least one of the SSS of the SSB received from the serving access network node and the SSS of any SSB not received from the serving access network node fulfils a power relation criterion.Type: ApplicationFiled: October 20, 2021Publication date: January 2, 2025Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Fredrik ATHLEY, Andreas NILSSON, Sven PETERSSON
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Publication number: 20250004136Abstract: A method (600) for obtaining information about a structure (101) using a drone (102) equipped with a sensor system (103). The method includes, during a first period of time and while the drone's sensor system is pointing towards the structure, using (s602) the sensor system to obtain first depth data. The method also includes obtaining (s604) a first height value, Z1, indicating or being based on the height of the drone above a bottom point of the structure during the first period of time. The method also includes using (s606) the first depth data to determine a first vertical coordinate representing a top point of the structure. The method further includes estimating (s608) a height of the structure, wherein estimating the height of the structure comprises using the first vertical coordinate and the first height value, Z1, to estimate the height of the structure.Type: ApplicationFiled: July 5, 2021Publication date: January 2, 2025Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Volodya GRANCHAROV, Steven COMBES, Sigurdur SVERRISSON
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Publication number: 20250005369Abstract: A method and agent for reinforcement learning. The method may include evaluating a consequence of a previous action. Evaluating the consequence may include performing a comparison of one or more current monitored parameters (e.g., immediate reward, accumulated reward, average reward, and/or current key performance parameters) to one or more previous monitored parameters. The method may include, based on the evaluated consequence of the previous action, determining a subset of potential next actions. For a positive consequence, the determined subset of potential next actions may include only potential next actions that are likely to have the consequence as the previous action (e.g., based on a dot product of or angle between vectors of the previous action and the potential next action). The method may include selecting an action from the determined subset of potential next actions. The method may include performing the selected action.Type: ApplicationFiled: January 14, 2022Publication date: January 2, 2025Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Zhiqiang QI, Jingya LI, Xingqin LIN, Anders ARONSSON, Hongyi ZHANG, Jan BOSCH, Helena Holmström OLSSON
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Publication number: 20250007574Abstract: A method and network node for determination of relative orientation of a wireless device (WD) with ultra-fine precision are disclosed. According to one aspect, a method in a network node includes determining spatial coordinates of each antenna of a plurality of antennas of the WD. The method also includes determining the relative orientation of the WD based at least in part on the determined spatial coordinates of the plurality of antennas and based at least in part on a model of relative locations of the plurality of antennas of the WD. According to another aspect, a method in a WD includes changing parameters of operation of the WD to disable a determination of relative orientation of the WD by the network node.Type: ApplicationFiled: November 30, 2021Publication date: January 2, 2025Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Roland SMITH, Garry Irvine, Edwin Iun
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Patent number: 12185176Abstract: In a wireless communication network implementing network slicing (NS), an Initial Access and Mobility Management Function (AMF) for a user equipment (UE) in one NS is able to re-allocate a UE to a Target AMF in a different NS, despite not being able to directly communicate with the Target AMF due to NS security restrictions. In a first embodiment, the Initial AMF transfers the UE context—including its security context—to a Default AMF. The Default AMF has the capability to communicate with network functions in different NSes. The Default AMF transfers the UE context to the Target AMF. In a second embodiment, a security key Kamf? is horizontally derived in a manner that avoids NS security conflicts. The derived key is transferred to the UE and Target AMF, which establish a security context. In a third embodiment, the Initial AMF allocates a Token, and transfers it, along with the UE security context (directly or via RAN) to the Default AMF. The Default AMF then transfers the security context to the Target AMF.Type: GrantFiled: August 14, 2020Date of Patent: December 31, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Monica Wifvesson, Vlasios Tsiatsis, Peter Hedman
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Patent number: 12185402Abstract: Methods performed by a network node in a radio communication network are provided herein. Operations according to such methods include detecting a radio link failure on a master cell group and indicating to a user equipment whether to use a master cell group fast recovery procedure to avoid a radio resource control re-establishment.Type: GrantFiled: August 27, 2020Date of Patent: December 31, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Antonino Orsino, Oumer Teyeb, Stefan Wager
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Patent number: 12185356Abstract: A method, system, network node and wireless device are disclosed. According to one or more embodiments, a wireless device is provided. The wireless device includes processing circuitry configured to: receive a pre-emption indication indicating a pre-emption time period for pre-empting an uplink transmission during the pre-emption time period; cancel at least a first portion of a first uplink transmission that is arranged to occur during the pre-emption time period; and if the first uplink transmission includes a second portion arranged to occur before the pre-emption time period, cancel the second portion of the first uplink transmission based on a temporal criterion being met.Type: GrantFiled: May 13, 2020Date of Patent: December 31, 2024Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Ali Behravan, Robert Baldemair, Sorour Falahati, Jonas Fröberg Olsson, Bikramjit Singh, Yufei Blankenship
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Patent number: 12185145Abstract: A method and a network node for enabling configuration of at least two patterns for a cell are provided. The patterns are transmission patterns or measurement patterns. The network node obtains the at least two patterns. Each of the at least two patterns is associated with information about a respective restricted area such that each pattern is used when a user equipment served by the cell is located in the respective restricted area. Each respective restricted area is smaller than an entire area of the cell. Moreover, a method and a user equipment for configuring measurements are provided. The user equipment is served by a cell of a radio base station. The user equipment receives at least two measurement patterns from the radio base station. Each measurement pattern is associated with a respective restricted area. Each respective restricted area is smaller than an entire area of the cell. The user equipment obtains information about the respective restricted area.Type: GrantFiled: January 11, 2017Date of Patent: December 31, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Iana Siomina, Elena Myhre
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Patent number: 12185310Abstract: Systems and methods for signaling for Physical Downlink Shared Channel (PDSCH) diversity are provided. In some embodiments, a method performed by a wireless device for receiving a plurality of downlink transmissions includes determining an association between one or more Demodulation Reference Signal (DMRS) ports and one or more associated Redundancy Values (RVs). The method also includes receiving the plurality of downlink transmissions using the association. In some embodiments, this enables a single Downlink Control Information (DCI) to be used to schedule different redundancy versions of the same transport block from the different Transmission/Reception Points (TRPs) which helps improve reliability of decoding a transmission successfully within stringent latency requirements.Type: GrantFiled: November 1, 2019Date of Patent: December 31, 2024Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Siva Muruganathan, Sebastian Faxér, Mattias Frenne, Shiwei Gao
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Patent number: 12184701Abstract: Methods and devices provide service-specific information besides LI data extracted from communications of LI targets, which receive services via the network and interact with a core function of the network. LI data includes at least one of IRI and CC. This approach is particularly useful if LI at application/service level is unavailable.Type: GrantFiled: December 18, 2019Date of Patent: December 31, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Francesca Marfia, Chiara Santella, Antonio Luisi, Abramo Marino, Luciano Orabona, Vincenzo Cuniato
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Patent number: 12185229Abstract: There is provided mechanisms for discovering, for data collection, which NEF or AF is serving a UE. A method is performed by an NWDAF entity. The method includes providing, to a 5GC network function entity, a query of which NEF or AF is serving the UE. The method includes receiving, from the 5GC network function entity, a response comprising an ID of the NEF or the AF when there is a NEF or AF instance stored in the 5GC network function entity for the UE.Type: GrantFiled: December 9, 2019Date of Patent: December 31, 2024Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Miguel Angel Muñoz De La Torre Alonso, Miguel Angel Puente Pestaña