Patents Assigned to Telefonaktiebolaget LM Ericsson
  • Publication number: 20240121708
    Abstract: A method performed by a communication device for selecting an available network to be an active network for the communication device. The method comprises obtaining a network policy that identifies a set of networks and that identifies at least a first network within the set of networks as a most preferred network, wherein the set of networks comprises a first third-generation partnership project (3GPP) network and a first non-3GPP network. The method also includes determining that the first network is available. The method further includes as a result of determining that the first network is available, setting the first network as the active network for the communication device.
    Type: Application
    Filed: September 19, 2023
    Publication date: April 11, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventor: Giuseppe BURGARELLA
  • Publication number: 20240121591
    Abstract: Method and apparatus in which a network exposure node receives, from a server, a first request for monitoring communication failure for at least one terminal device. The network exposure node obtains a connection identity (ID) for identifying a connection between the at least one terminal device and the server, based on the received first request. The network exposure node sends, to a subscriber management node or a policy decision node, a second request for monitoring communication failure for the at least one terminal device. The second request includes the obtained connection ID.
    Type: Application
    Filed: December 15, 2023
    Publication date: April 11, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Wenliang XU, Juying GAN, Yunjie LU
  • Publication number: 20240121654
    Abstract: A first network node, a second network node and methods therein, for handling baseband processing of signals communicated with wireless devices in a wireless network. The first network node communicates a first type of signals with a first wireless device and performs a first part of baseband processing of the first type of signals using a non-GPP implemented processor. The first network node also communicates the first type of signals with the second network node for a second part of baseband processing of the first type of signals using a GPP implemented processor. The first network node further communicates a second type of signals with a second wireless device and performs both of said first and second parts of baseband processing of the second type of signals using the non-GPP implemented processor.
    Type: Application
    Filed: December 15, 2023
    Publication date: April 11, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Chenguang LU, Johan ZHANG, Miguel BERG, Daniel CEDERHOLM
  • Publication number: 20240121025
    Abstract: Embodiments of the present disclosure provide method and apparatus for MCS table switch. A method performed by a network device comprises determining that a terminal device supports a first modulation and coding scheme (MCS) and a second MCS. The method further comprises transmitting configuration information regarding a first bandwidth part associated with a first MCS table supporting the first MCS to the terminal device. The method further comprises transmitting configuration information regarding a second bandwidth part associated with a second MCS table supporting the second MCS to the terminal device. The first MCS table is different from the second MCS table.
    Type: Application
    Filed: January 29, 2021
    Publication date: April 11, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Qi ZHANG, Xiaomeng LIU
  • Publication number: 20240121309
    Abstract: A method for implementing an AF multipath policy. The method may be performed by a PCF and may include a step of transmitting a request message comprising a UE ID identifying a UE. The method also includes receiving a response message transmitted as a response to the request message, the response message comprising: the AF multipath policy, an application ID (App-ID) identifying an application, and an application protocol ID (App-ID-Protocol), identifying a protocol used by the application. The method further includes generating a multipath policy using at least: i) the AF multipath policy and ii) the App-ID-Protocol. The method further includes providing the generated multipath policy to a management function (e.g., SMF).
    Type: Application
    Filed: January 31, 2022
    Publication date: April 11, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Miguel Angel MUÑOZ DE LA TORRE, Veronica SANCHEZ VEGA, Marcus IHLAR
  • Publication number: 20240121686
    Abstract: A technique for forwarding data packets (730) during a handover of a radio device (100) from a source cell to a target cell of a radio network (702) serving as a time-sensitive networking, TSN, bridge (700) is described. As to a method aspect of the technique at the radio device (100), first TSN data packets (730) are forwarded in the source cell using a first PDU session (704) between the radio device (100) and a user plane, UP (300), of a core network, CN (720), of the radio network (702). Prior to releasing the first PDU session (704), a second PDU session (704) is established (404) between the radio device (100) and the UP (300) of the CN (720) in the target cell, wherein the first PDU session (704) uses a first active protocol stack at the radio device (100) and the second PDU session (704) uses a second active protocol stack at the radio device (100). Second TSN data packets (730) are forwarded in the target cell using the second PDU session (704).
    Type: Application
    Filed: February 4, 2022
    Publication date: April 11, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (pub)
    Inventors: John Walter DIACHINA, Marilet DE ANDRADE JARDIM, Claes-Göran PERSSON
  • Publication number: 20240119951
    Abstract: A transient detector analyzes a given frame n of the input audio signal to determine, based on audio signal characteristics of the given frame n, a transient hangover indicator for a following frame n+1, and signals the determined transient hangover indicator to an associated audio encoder to enable proper encoding of the following frame n+1.
    Type: Application
    Filed: October 17, 2023
    Publication date: April 11, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Anisse TALEB, Gustaf ULLBERG
  • Publication number: 20240119355
    Abstract: A method for performing online convex optimization is provided. The method includes receiving, from two or more worker nodes, a local decision vector and local data corresponding to each of the two or more worker nodes. The method includes performing a multi-step gradient descent based on the local decision vector and the local data received from the two or more worker nodes. Performing the multi-step gradient descent includes determining a global decision vector and corresponding global information. The method includes sending, to each of the two or more worker nodes, the global decision vector and corresponding global information.
    Type: Application
    Filed: January 12, 2022
    Publication date: April 11, 2024
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Gary Boudreau, Hatem Abou-zeid, Juncheng Wang, Ben Liang, Min Dong
  • Patent number: 11956512
    Abstract: A client computing device (115) determines a desired adjustment to a transmission rate of a media stream (245) received from the content server device (110), and encodes the desired adjustment to the transmission rate in an object ordering priority (255) field of a request (250) for a media portion (215). The client computing device (115) sends the request (250) to the content server device (110) to adjust the transmission rate of the media stream (245) with respect to the media portion (215). The content server device (110) receives the request (25) for the media portion (215) from the client computing device (115), and adjusts the transmission rate of the media stream (245) based on the object ordering priority (255). The content server device (110) transmits the media portion (215) to the client computing device (115) via the media stream (245) at the adjusted transmission rate.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: April 9, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Geza Szabo, Daniel Bezerra, Wesley Davison Braga Melo, Djamel Fawzi Hadj Sadok, Jairo Matheus Vilaça Alves, Igor Nogueira de Oliveira, Sándor Rácz, Maria Silvia Ito
  • Patent number: 11952088
    Abstract: A method at a Unmanned Aerial Vehicle (UAV), and a UAV, adapted therefore, is adapted for enabling assisting in a rescue mission, where the method comprise: initiating a first localization of at least one body or object; initiating an analysis, for determining, at least partly based on the first localization of the at least one body or object, a need for activities, and initiating the determined activities, comprising applying floatable foam to an area on or in close proximity to the at least one body or object, while applying, to the floatable foam, a recognizable means capable of assisting in a second localization of the at least one body or object.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: April 9, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Peter Ökvist, Tommy Arngren
  • Patent number: 11956765
    Abstract: A method for receive (RX) beam switching is provided. The method may be performed by a user equipment (UE) (420). The method includes using a current RX beam (412) to receive a transmission from a network node (422). The method further includes selecting (706) a new RX beam (414) to replace the current RX beam (412). The method further includes, after selecting (706) the new RX beam (414), transmitting (708-710) a channel state information (CSI) report to the network node (422). The method further includes, after selecting (706) the new RX beam (414) and before transmitting (708-710) the CSI report, continuing to use the current RX beam (412) to receive transmissions from the network node (422). The method further includes, after transmitting (708-710) the CSI report to the network node (422), replacing (714) the current RX beam (412) with the new RX beam (414) such that the new RX beam (414) instead of the current RX beam (412) is used to receive transmissions from the network node.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: April 9, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Andreas Nilsson, Fredrik Athley, Sebastian Faxér
  • Patent number: 11956031
    Abstract: Communication of Measurement Results in Coordinated Multipoint Methods (200, 400, 600) performed by a wireless device (1100), Radio Access node 5 (1300) and training agent (1500) are disclosed. The wireless device is operable to receive signals over a communication channel from a Transmission Point (TP) of a communication network, which TP is a member of a Coordinated Multipoint (CoMP) set and may be managed by the Radio Access node. The method (200) performed by the wireless device comprises performing a measurement on communication channels to 0 each of a plurality of TPs in the CoMP set (210), and using an autoencoder to compress a vector of measurement results of the performed measurements (220). The method further comprises transmitting the compressed vector of measurement results to TPs in the CoMP set (230) and receiving a joint transmission from TPs in the CoMP set (240).
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: April 9, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Vijaya Yajnanarayana, Alexandros Palaios, Ursula Challita
  • Patent number: 11956718
    Abstract: A method for selection of a core network. The method which can be performed by a first network node comprises receiving a message for a terminal device from a second network node. The message can enable the first network node to determine a category of the terminal device. The method further comprises selecting a core network for the terminal device based at least in part on the category of the terminal device. The terminal device can be served by a dedicated core network selected for the terminal device adaptively, so that network configuration and resource efficiency can be improved.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: April 9, 2024
    Assignee: Telefonaktiebolaget LM Ericsson
    Inventors: Qiong Song, Xiaoming Li, Lu Wang
  • Patent number: 11956015
    Abstract: A communication signal multiplexing apparatus includes first and second optical receivers, with the second optical receiver configured to receive an optical analog radio signal and to convert it into a corresponding electrical analog radio signal having a carrier frequency and the first optical receiver configured to receive an optical digital communication signal and to convert it into a corresponding electrical digital communication signal having a frequency spectrum. Further, a first electrical filter apparatus is configured to receive the electrical digital communication signal, and comprises a low-pass filter having a cut-off frequency lower than the carrier frequency of the electrical analog radio signal, and applies the low-pass filter to the electrical digital communication signal.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: April 9, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Giulio Bottari, Luca Giorgi, Filippo Ponzini
  • Patent number: 11956768
    Abstract: A method and an integrated access backhaul (IAB) node are disclosed for resource scheduling. According to an embodiment, the IAB node determines a first range of scheduling delay such that the first range is different from a second range of scheduling delay determined by a neighboring IAB node having a hop to the IAB node. The IAB node schedules an uplink transmission or downlink reception to occur within the first range.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: April 9, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Jinhua Liu, Min Wang
  • Patent number: 11956038
    Abstract: Embodiments include methods, performed by a network node in a wireless network, for positioning a user equipment (UE) based on beams transmitted by the wireless network. Such methods include receiving, from the UE, first positioning measurements of first reference signals (RS) transmitted by the wireless network on a first plurality of beams. Such methods include, based on the first positioning measurements and transmission directions of the first plurality of beams, determining a second plurality of beams that differs from the first plurality of beams by at least one beam (e.g., subset, superset, partially overlapping, etc.). Various ways of obtaining the second plurality of beams are disclosed. Such methods also include obtaining second positioning measurements made by the UE on the second plurality of beams. Other embodiments include complementary methods performed by a UE, as well as network nodes and UEs configured to perform such methods.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: April 9, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Ritesh Shreevastav, Deep Shrestha, Iana Siomina, Giuseppe Destino
  • Patent number: 11956739
    Abstract: A method of operating a network node may be provided. A message may be sent from a first portion of the network node for configuring a time difference between an absolute time reference in the network node and a system frame offset for a served cell of the network node. An acknowledgement message from a second portion of the network node may acknowledge inclusion of the time difference in cell configuration data for the served cell. A further method of operating a network node may be provided. A message may be sent form the network node to a neighboring network node providing a time difference between a network time reference and a system frame offset for a cell in. An acknowledgement message may be received from the neighboring network node acknowledging inclusion of the time difference in cell configuration data for the served cell.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: April 9, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventor: Alberto Gonzalez Escudero
  • Patent number: 11955682
    Abstract: A ceramic waveguide filter, a radio unit, an antenna unit and a base station are disclosed. According to an embodiment, a ceramic waveguide filter comprises a body (1) that is made of a ceramic material and that has a plurality of resonators each including a blind hole (101). The blind holes (101) of two of the resonators open at a first surface of the body (1) and extend toward an opposite second surface of the body (1). Capacitive coupling between the two resonators is achieved by a coupling structure (201) on/in a substrate (2), to which the body (1) is attached at the side of the second surface.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: April 9, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Yongbin Liu, Jianlan Li, Mengyang Jia, Ying Li
  • Patent number: 11956669
    Abstract: A first node (110; 210; 212; 310; 1000) for determining an indication of a maximum datagram size supported without fragmentation in communication between the first node (110; 210; 212; 310; 1000) and a second node (111; 211; 210; 220) in an Internet Protocol, IP, network (100; 201; 201-202; 300).
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: April 9, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Claudio Porfiri, Carlo Vitucci
  • Patent number: 11956050
    Abstract: There is disclosed a method of operating a radio node in a wireless communication network. The method includes obtaining delay characteristic information for a set of wireless devices, the delay characteristic information for each of the set of wireless devices pertaining to one or more signaling beams of a set of signaling beams, and communicating with subgroups of wireless devices of the set of wireless devices using signaling beams selected from the set of signaling beams based on the delay characteristic information. For each subgroup, a different selected signaling beam is used for communicating. The disclosure also pertains to related devices and methods.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: April 9, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Magnus Åström, Joao Vieira, Robert Baldemair