Patents by Inventor Ioanna Pappa
Ioanna Pappa 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).
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Publication number: 20240338596Abstract: A method (400) performed by a first network node (101). The method includes the first network node obtaining (s402) model performance feedback information (MPFI) for an artificial intelligence (AI) model. The method also includes the first network node providing (s404) the MPFI to a model training function (112). The MPFI provides information that the model training function (112) can use to determine whether the AI model needs to be updated or replaced by a new AI model.Type: ApplicationFiled: August 2, 2022Publication date: October 10, 2024Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Ioanna PAPPA, Luca LUNARDI, Johan RUNE, Pablo SOLDATI, Henrik RYDÉN, Philipp BRUHN, Angelo CENTONZA
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Publication number: 20240224175Abstract: A method performed by a first network is provided. The method includes the first network node generating a first message, the first message comprising a request relating to an energy or power consumption status of a second network node. The method includes transmitting the first message towards the second network node. The method includes receiving a second message transmitted by the second network node, the second message comprising a response to the first message. A method performed by a second network node is also provided. The method includes the second network node receiving a first message transmitted by a first network node, the first message comprising a request relating to an energy or power consumption status of the second network node. The method includes the second network node transmitting a second message towards the first network node, the second message comprising a response to the first message.Type: ApplicationFiled: April 29, 2022Publication date: July 4, 2024Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Reem KARAKI, Angelo CENTONZA, Henrik RYDÉN, Luca LUNARDI, Pablo SOLDATI, Ioanna PAPPA
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Publication number: 20240056835Abstract: According to some embodiments, a network node including a master node-distributed unit, MN-DU, and a MN-centralized unit, MN-CU, in communication with each other is provided. The network node includes processing circuitry configured to receive, at the MN-DU, first signalling that request for a master cell group, MCG, configuration associated with a wireless device to be modified, the first signalling indicating that the request for the MCG configuration modification is based at least on a change in secondary cell group, SCG, configuration associated with the wireless device, and modify, at the MN-DU, the MCG configuration based at least on the change in the SCG configuration associated with the wireless device.Type: ApplicationFiled: October 14, 2021Publication date: February 15, 2024Inventors: Angelo CENTONZA, Ioanna PAPPA, Sofia BRISMAR, Fredrik HULTIN, Henning WIEMANN
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Patent number: 11882457Abstract: In a process for adding a base station as a secondary base station, and for example in 5 response to a UE Context Setup Request or a UE Context Modification Request, a distributed unit of a base station selects a feature set, and informs a central unit of the base station of the selected feature set.Type: GrantFiled: October 25, 2019Date of Patent: January 23, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Ioanna Pappa, Matteo Fiorani, Paulson Angelo Vijay Silveris, Tao Cui
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Publication number: 20230199481Abstract: An example of this disclosure provides a method (500) performed by a base station control unit (CU). The method comprises receiving (502) a request from a base station distributed unit (DU) to store information for a first plurality of cells to be served by the base station DU. The method also comprises sending (504) a response to the base station DU, wherein the response indicates that storing information for the first plurality of cells would exceed a maximum number of cells that can be stored by the base station CU.Type: ApplicationFiled: May 20, 2021Publication date: June 22, 2023Inventors: Angelo Centonza, Ioanna Pappa, Patrik Jonasson, Thomas Walldeen
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Patent number: 11558918Abstract: An access node of the cellular network determines a correlation of an identifier of a user equipment with an entry of a Pending Interest Table maintained by an Information Centric Networking node. The Pending Interest Table comprises an entry for each data object having a pending Information Centric Networking request at the Information Centric Networking node. Based on the correlation, the access node controls a connection of the user equipment with the cellular network. This may involve deciding whether to release the user equipment to idle mode or paging of the user equipment.Type: GrantFiled: August 13, 2018Date of Patent: January 17, 2023Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Gunnar Mildh, Hans Eriksson, Kim Laraqui, Neiva Lindqvist, Ala Nazari, Börje Ohlman, Ioanna Pappa, Dinand Roeland, Johan Rune, Patrik Sellstedt
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Publication number: 20220369174Abstract: The present disclosure relates generally to communications, and more particularly to communication methods and related devices and nodes for control plane traffic management. Among other things, the disclosure presents a method performed by a central unit (CU) of a network node for coordination of control plane traffic management during a communication device reconfiguration in a telecommunications network. The method may, e.g., comprise receiving information from a distributed unit (DU) of the network node alerting the CU to reset a packet data convergence protocol (PDCP) sequence number of control plane traffic signaled from the communication device as a consequence of an event in the telecommunications network; and responsive to receiving the information, resetting the PDCP sequence number of the control plane traffic signaled from the communication device.Type: ApplicationFiled: October 28, 2020Publication date: November 17, 2022Inventors: Angelo CENTONZA, Thomas WALLDEEN, Fredrik HULTIN, Ioanna PAPPA
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Patent number: 11432360Abstract: According to certain embodiments, a network node is operable to change a general packet radio service (GPRS) tunneling protocol (GTP) tunneling endpoint identifier (TEID) when a user equipment (UE) resumes a connection to a core network. The network node comprises processing circuitry operable to receive a resume request from a UE; determine that the UE was previously connected to the network node prior to the resume; obtain one or more GTP TEIDs that are different than GTP TEIDs that were used when the UE was previously connected to the network node; and transmit an indication of the one or more GTP TEIDs to the core network. Transmitting the indication to the core network may comprise a path switch procedure, a UE context resume procedure, or a radio access bearer modification procedure.Type: GrantFiled: January 11, 2019Date of Patent: August 30, 2022Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Gunnar Mildh, Ioanna Pappa, Paul Schliwa-Bertling
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Publication number: 20220210647Abstract: A network node (700) of a radio access network (RAN) of a wireless communication network (10) provides user plane security by establishing a secure tunnel between first and second tunnel endpoints (160, 180, 370, 195, 220, 230) that will handle respective protocol layers of a same protocol stack for a Data Radio Bearer (DRB) (330, 340, 350, 360) that is dedicated to user plane traffic and has yet to be established. Establishing the secure tunnel comprises exchanging an inner Internet Protocol (IP) address and an outer IP address of each of the endpoints (160, 180, 370, 195, 220, 230) between the endpoints (160, 180, 370, 195, 220, 230).Type: ApplicationFiled: May 4, 2020Publication date: June 30, 2022Inventors: Angelo Centonza, Maximilian Popescu, Ioanna Pappa, Thomas Walldeen, Martin Israelsson, Alexander Vesely
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Patent number: 11265801Abstract: A method in a network node including a gNB-Distributed Unit (DU) logical node and a gNB-Central Unit (CU) logical node for determining admission of a user equipment (UE) includes the steps: the gNB-DU receiving a connection request from a UE; in response to a determination that the gNB-DU is not able to serve the UE, sending an initial uplink radio resource control (UL RRC) message that does not include a configuration for signaling radio bearer 1 (SRB1) from the gNB-DU to the gNB-CU; in response to receiving, at the gNB-CU, the UL RRC message that does not include the configuration for SRB1, responding to the gNB-DU with a radio resource control (RRC) ConnectionReject message; and transmitting the RRC ConnectionReject message from the gNB-DU to the UE to reject the UE.Type: GrantFiled: November 16, 2018Date of Patent: March 1, 2022Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Angelo Centonza, Matteo Fiorani, Ioanna Pappa
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Patent number: 11265790Abstract: A method performed by a serving network node for handover of a communication device to a target network node is provided. The method includes determining, based on content of an Information Centric Networking, ICN, request, a need for handover, and initiating, in response to the determining, a handover of the communication device to the target network node. A method performed by a network entity is also provided. A network node, network entity, computer programs and computer program products are also provided.Type: GrantFiled: January 24, 2017Date of Patent: March 1, 2022Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Ioanna Pappa, Elena Fersman, Athanasios Karapantelakis, Ricardo Souza, Maxim Teslenko, Vlasios Tsiatsis, Keven Wang
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Patent number: 11212713Abstract: The invention relates to methods and devices of distributing data content in an Information Centric Networking (ICN) network where access of a wireless communication device publishing the data content is transferred from a source access point serving wireless communication device to a target access point. In an aspect of the invention, a method performed by a source access point (102) is provided for distributing data content in an ICN network (112) where access of a wireless communication device (103) publishing the data content is transferred from the source access point (102) serving the wireless communication device (103) to a target access point (104).Type: GrantFiled: June 9, 2017Date of Patent: December 28, 2021Assignee: Telefonaktiebolaget LM Ericsson (pubi)Inventors: Ioanna Pappa, Eric Andersson, Jari Vikberg
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Publication number: 20210400495Abstract: In a process for adding a base station as a secondary base station, and for example in 5 response to a UE Context Setup Request or a UE Context Modification Request, a distributed unit of a base station selects a feature set, and informs a central unit of the base station of the selected feature set.Type: ApplicationFiled: October 25, 2019Publication date: December 23, 2021Inventors: Ioanna Pappa, Matteo Fiorani, Paulson Angelo Vijay Silveris, Tao Cui
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Patent number: 11102639Abstract: Method performed by a first network node (111) for handling content in an Information-Centric Network (ICN). The first network node (111) operates in a wireless communications network (100). The first network node (111) obtains (502) an indication about one or more network nodes (130) where a request for a content by a wireless device (151) operating in the wireless communications network (100) is predicted to be received in one or more future time periods. The one or more network nodes (130) operate in the wireless communications network (100) supporting ICN. The first network node (111) then initiates instructing (503) at least a subset of the one or more network nodes (130) to obtain the content prior to the one or more future time periods. Also described are a second network node (112), a third network node (133), and the wireless device (151), for facilitating handling the content in the ICN.Type: GrantFiled: November 24, 2016Date of Patent: August 24, 2021Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Rafia Inam, Neiva Lindqvist, Ioanna Pappa, Maxim Teslenko, Konstantinos Vandikas, Aneta Vulgarakis Feljan
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Patent number: 11051355Abstract: An access node (620) of the cellular network determines a correlation of an identifier of a user equipment (610) with an entry of a Pending Interest Table maintained by an Information Centric Networking node (670). The Pending Interest Table comprises an entry for each data object having a pending Information Centric Networking request (801) at the Information Centric Networking node (670). Based on the correlation, the access node (620) controls a connection of the user equipment (610) with the cellular network. This may involve deciding whether to release the user equipment (610) to idle mode or paging of the user equipment (610).Type: GrantFiled: May 13, 2016Date of Patent: June 29, 2021Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Gunnar Mildh, Hans Eriksson, Kim Laraqui, Neiva Lindqvist, Ala Nazari, Börje Ohlman, Ioanna Pappa, Dinand Roeland, Johan Rune, Patrik Sellstedt
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Publication number: 20210136647Abstract: A method performed by a serving network node for handover of a communication device to a target network node is provided. The method includes determining, based on content of an Information Centric Networking, ICN, request, a need for handover, and initiating, in response to the determining, a handover of the communication device to the target network node. A method performed by a network entity is also provided. A network node, network entity, computer programs and computer program products are also provided.Type: ApplicationFiled: January 24, 2017Publication date: May 6, 2021Inventors: Ioanna PAPPA, Elena FERSMAN, Athanasios KARAPANTELAKIS, Ricardo SOUZA, Maxim TESLENKO, Vlasios TSIATSIS, Keven WANG
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Patent number: 10932151Abstract: The invention relates to methods, a wireless communication device and a network node for enabling establishment of at least one Packet Data Network (PDN) connection between a wireless communication device and a communication network. In a first aspect of the invention, a method performed by a wireless communication device of enabling establishment of at least one Packet Data Network (PDN) connection—with a communication network is provided. The method comprises submitting, to a node of the communication network, a request to establish the PDN connection, the request being configured to comprise an indication that the request pertains to establishing a PDN connection for transporting Information Centric Networking (ICN) data.Type: GrantFiled: May 31, 2016Date of Patent: February 23, 2021Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Dinand Roeland, Hans Eriksson, Kim Laraqui, Neiva Lindqvist, Gunnar Mildh, Ala Nazari, Börje Ohlman, Patrik Sellstedt, Ioanna Pappa, Johan Rune
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Patent number: 10841402Abstract: The invention relates to methods and devices for distributing data content in an Information Centric Networking (ICN) network. In an aspect of the invention, there is provided a method performed at a wireless communication device of distributing data content in an ICN network. The method comprises submitting a request to distribute the data content to an agent device in the ICN network assigned to distribute the data content on behalf of the wireless communication device, the request comprising an identifier associated with the wireless communication device, an identifier of the request configured to enable delivery of the request to the agent device via intermediate ICN nodes of the ICN network, and the content to be distributed.Type: GrantFiled: August 30, 2016Date of Patent: November 17, 2020Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Dinand Roeland, Kim Laraqui, Hans Eriksson, Ioanna Pappa, Johan Rune
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Publication number: 20200337107Abstract: According to certain embodiments, a network node is operable to change a general packet radio service (GPRS) tunneling protocol (GTP) tunneling endpoint identifier (TEID) when a user equipment (UE) resumes a connection to a core network. The network node comprises processing circuitry operable to receive a resume request from a UE; determine that the UE was previously connected to the network node prior to the resume; obtain one or more GTP TEIDs that are different than GTP TEIDs that were used when the UE was previously connected to the network node; and transmit an indication of the one or more GTP TEIDs to the core network. Transmitting the indication to the core network may comprise a path switch procedure, a UE context resume procedure, or a radio access bearer modification procedure.Type: ApplicationFiled: January 11, 2019Publication date: October 22, 2020Inventors: Gunnar Mildh, Ioanna PAPPA, Paul SCHLIWA-BERTLING
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Patent number: 10805856Abstract: A central unit (300A) and a first distributed unit (300B) of a first network node (300) and methods therein, for handling a communication with a wireless device (302) in a wireless network. The central unit (300A) sends an indication to the first distributed unit (300B) to indicate whether a current procedure for the wireless device is an inter-central unit procedure or an intra-central unit procedure. The first distributed unit (300B) is thereby able to decide whether to send information about the communication to the central unit via a user plane or via a control plane, based on a reduced amount of signalling including the indication.Type: GrantFiled: September 21, 2018Date of Patent: October 13, 2020Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Matteo Fiorani, Angelo Centonza, Gunnar Mildh, Ioanna Pappa