Patents by Inventor Gunnar Mildh

Gunnar Mildh 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).

  • Patent number: 10938497
    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: December 13, 2019
    Date of Patent: March 2, 2021
    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, Niklas Johansson, Martin Johansson, Du Ho Kang, Eleftherios Karipidis, Patrik Karlsson, Ali S. Khayrallah, Caner Kilinc, Göran N. Klang, Sara Landstrom, 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
  • Patent number: 10932306
    Abstract: Certain embodiments disclose a method for use in a first network node. The method comprises establishing a first Stream Control Transmission Protocol (SCTP) association and a second SCTP association for an S1 Application Protocol (S1AP) connection between the first network node and a second network node.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: February 23, 2021
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Oscar Zee, Angelo Centonza, Gunnar Mildh, Claudio Porfiri
  • Patent number: 10932151
    Abstract: 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: Grant
    Filed: May 31, 2016
    Date of Patent: February 23, 2021
    Assignee: 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
  • Publication number: 20210051753
    Abstract: Methods, wireless device (500) and network node (502) which can be used when resuming a communication session after a period of inactivity of the wireless device (500). The wireless device (500) sends to a network node (502) a resuming request comprising an indication of at least one preferred network slice out of a set of network slices that was used in the communication session before said period of inactivity. Thereby, the network node (502) is able to determine the preferred network slice(s) based on the indication in the resuming request.
    Type: Application
    Filed: June 14, 2018
    Publication date: February 18, 2021
    Inventors: Oscar Ohlsson, Gunnar Mildh, Paul Schliwa-Bertling
  • Patent number: 10924957
    Abstract: A wireless device, a network node and a respective method performed thereby for performing measurements for fast setup are provided. The method performed by the wireless device comprises receiving, during a RACH procedure, a “message 4” (Msg 4), which Msg 4 may be a contention resolution, the Msg 4 comprising a trigger for performing a fast measurement. The method also comprises performing a fast measurement on one or more carrier(s) that the wireless device receives. The method may further comprise sending a measurement report to the network node which sent the Msg 4 to the wireless device.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: February 16, 2021
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Mårten Ericson, Rui Fan, Gunnar Mildh, Osman Nuri Can Yilmaz
  • Publication number: 20210044964
    Abstract: According to an embodiment, a method performed by a wireless device includes transmitting, to a network node, a message requesting a grant of resources for transmitting a first message and, in response, receiving a grant message granting the resources. The method further includes determining, based at least in part on the grant message, whether a length of a temporary device identifier of the wireless device exceeds a limit that the network node is capable of receiving in the first message. When the temporary device identifier does not exceed the limit, the method includes transmitting the temporary device identifier to the network node in the first message. When the temporary device identifier exceeds the limit, the method includes transmitting a first portion of the temporary device identifier in the first message and transmitting a second portion of the temporary identifier in a second message to the network node.
    Type: Application
    Filed: April 5, 2019
    Publication date: February 11, 2021
    Inventors: Christofer LINDHEIMER, Malik Wahaj ARSHAD, Icaro L.J. DA SILVA, Gunnar MILDH, Paul SCHLIWA-BERTLING
  • Publication number: 20210045180
    Abstract: Systems, methods, and apparatus for handling communications relating to suspending a user equipment in a radio access network (RAN) are disclosed. An example method includes receiving, by a user equipment that is operating in a connected state, a radio resource control (RRC) release message. The user equipment determines, based on an indication in the RRC release message, whether to suspend the user equipment to an inactive state or an idle state, the indication comprising a presence or absence a suspend configuration field in the RRC release message. Responsive to determining that the indication is to suspend to an inactive state, the user equipment transitions to the inactive state.
    Type: Application
    Filed: May 10, 2019
    Publication date: February 11, 2021
    Inventors: Christofer LINDHEIMER, Malik Wahaj ARSHAD, lcaro L. J. DA SILVA, Gunnar MILDH, Riikka SUSITAIVAL
  • Publication number: 20210037587
    Abstract: Embodiments include methods, for a first centralized unit (CU) in a radio access network (RAN), to configure a user equipment (UE) to communicate via first and second distributed units (DUs). Such methods include initiating a first radio resource control (RRC) entity to communicate with the UE via a first RRC connection through the first DU, and selecting the second DU to communicate with the UE in a dual-connectivity (DC) configuration with the first DU. Such methods include performing one or more of the following based on determining the second DU is associated with the first CU: initiating a second RRC entity within the first CU to communicate with the UE via a second RRC connection through the second DU; and establishing one or more further radio bearers with the UE via the second DU. Other embodiments include methods for a UE, and CUs and UEs configured to perform such methods.
    Type: Application
    Filed: October 1, 2020
    Publication date: February 4, 2021
    Inventors: Oumer Teyeb, Matteo Fiorani, Gunnar Mildh
  • Patent number: 10911993
    Abstract: A wireless device configured to acquire network support information associated with a neighbor cell, wherein the network support information indicates that the neighbor cell supports a Stand-Alone (SA) mode of operation and/or a Non-Stand-Alone (NSA) mode of operation; and transmit to a serving network node a report comprising identification information associated with the neighbour cell and the network support information indicating that the neighbor cell supports a SA mode of operation and/or a NSA mode of operation. A serving network node configured to receive a report transmitted by a wireless device, wherein the report comprises identification information associated with the neighbor cell and network support information indicating that the neighbor cell supports a Stand-Alone (SA) mode of operation and/or a Non-Stand-Alone (NSA) mode of operation; and determine, based on the report, a type of interface to establish between the serving network node and the neighbor network node.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: February 2, 2021
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Parisa Pakniat, Icaro L. J. Da Silva, Gunnar Mildh
  • Patent number: 10912001
    Abstract: Mobile devices, network nodes and methods of operating the same According to one aspect, there is provided a method of operating a mobile device that is configured for use in a first radio access network that uses a first radio access technology and a second radio access network that uses a second, different, radio access technology, the mobile device aggregating a plurality of carriers in the first radio access network, the method comprising obtaining information for, or pertaining to, one or more of the plurality of carriers in the first radio access network (101); and processing the obtained information for a single carrier to determine an action for the mobile device to take with respect to the second radio access network (103).
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: February 2, 2021
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Mattias Tan Bergström, Gunnar Mildh, Magnus Stattin, Oumer Teyeb
  • Publication number: 20210029661
    Abstract: The present invention relates to the coordination of simultaneous multi-RAT camping in in a wireless communication network that provides radio access for a terminal device via at least a first and second wireless radio access operating with different radio access technologies.
    Type: Application
    Filed: September 29, 2020
    Publication date: January 28, 2021
    Inventors: Johan Rune, Icaro L. J. Da Silva, Gunnar Mildh, Jose Luis Pradas
  • Publication number: 20210029538
    Abstract: According to an aspect, a wireless device sends, while in an RRC inactive state, a message requesting resumption of an RRC connected state. Upon sending the message, the wireless device starts a timer according to a predetermined value. While the timer is running, the wireless device attempts decryption and integrity check handling for packets subsequently received from the wireless network.
    Type: Application
    Filed: October 8, 2020
    Publication date: January 28, 2021
    Inventors: Gunnar Mildh, Icaro L. J. da Silva
  • Patent number: 10904860
    Abstract: A wireless device, a first network node and methods therein, for supporting or performing distribution of paging messages within a Radio Access Network Area, RANA, of a wireless network. The wireless device collects RANA related information from network nodes visited by the wireless device. The RANA related information indicates which RANAs are supported by the respective network nodes. A list of network nodes that support a RANA is extracted from the collected RANA related information, and the list is sent to the first network node to enable distribution of paging messages by the first network node within the RANA.
    Type: Grant
    Filed: August 16, 2016
    Date of Patent: January 26, 2021
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Johan Rune, Icaro L. J. Da Silva, Gunnar Mildh, Jose Luis Pradas
  • Publication number: 20210022200
    Abstract: A method and wireless device for handling a periodic RNA update timer are disclosed. A method is implemented in a wireless device (WD) for stopping an update timer based on a condition including that the WD: receives an RRC Setup message triggering transition of the WD to an RRC_CONNECTED state in response to an RRC Resume request message; receives an RRC Suspend message indicating that the WD is to stay in an RRC_INACTIVE state in response to an RRC Resume Request message; receives an RRC Release message triggering transition of the WD to an RRC_IDLE state in response to an RRC Resume Request message; fails to receive an RRC Resume message, RRC Suspend message or an RRC Release message after sending an RRC Resume Request message; or the WD enters the RRC_IDLE state from the RRC-INACTIVE state without transitioning through the RRC_CONNECTED state.
    Type: Application
    Filed: April 16, 2019
    Publication date: January 21, 2021
    Inventors: Gunnar MILDH, Icaro L.J. DA SILVA
  • Publication number: 20210014687
    Abstract: Methods, User Equipment, UE, (120) and source network node (111) for re-establishing a Radio Resource Control, RRC, connection to a target cell in a wireless communications network (100), The UE generates a security token using a set of input parameters, and sends a re-establishment request with the security token to a target network node (112) serving the target cell. When receiving the re-establishment request, the source network node generates a security token using a set of input parameters in the same manner as the UE.
    Type: Application
    Filed: March 1, 2019
    Publication date: January 14, 2021
    Inventors: Oscar Ohlsson, Icaro L. J. da Silva, Gunnar Mildh, Magnus Stattin
  • Patent number: 10893468
    Abstract: One aspect of the disclosure provides a method in a wireless terminal device for use with a telecommunications network. The wireless terminal device is operable in a plurality of states, including a first state and a second state. The second state requires less signalling overhead with the telecommunications network than the first state.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: January 12, 2021
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Icaro L. J. da Silva, Gunnar Mildh, Johan Rune
  • Patent number: 10880948
    Abstract: According to some embodiments, a method for use in a network node of providing a radio resource control (RRC) state of a user equipment (UE) to a core network node comprises: receiving, from the core network node, a request to receive a notification of a transition of the UE between a first and second RRC state; determining the UE transitioned between the first and second RRC state; and sending the notification of the transition to the core network node. A method for use in a core network node of receiving RRC state information of a UE comprises: sending, to the network node, a subscription request to receive a notification of a transition of the UE between a first and second RRC state; and upon the network node determining the UE transitioned between the first and second RRC state, receiving the notification from the network node.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: December 29, 2020
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Angelo Centonza, Gunnar Mildh, Lasse Olsson, Paul Schliwa-Bertling
  • Publication number: 20200404729
    Abstract: Systems and methods are disclosed herein relating to wireless device behavior after rejection of a resume request triggered by a Radio Access Network (RAN) based Notification Area Update (RNAU) or upon cell reselection during resume. In some embodiments, a method of operation of a wireless device comprises transmitting, to a RAN node, a Radio Resource Control (RRC) resume request triggered by an RNAU and receiving, from the RAN node, an RRC resume reject message comprising a wait timer value in response to the RRC resume request. The method further comprises starting a wait timer initialized with the wait timer value and sending the RNAU when the wait timer has expired. Corresponding embodiments of a wireless device are also disclosed. Embodiments of a wireless device and methods of operation thereof related to the behavior of the wireless device upon performing a cell reselection during resume are also disclosed.
    Type: Application
    Filed: September 1, 2020
    Publication date: December 24, 2020
    Inventors: Gunnar Mildh, Icaro L. J. da Silva
  • Patent number: 10849044
    Abstract: A method of multi-connectivity handling in a communication system is disclosed. The method may be performed in a first network node and comprises: generating a data protocol packet destined to a communication device, and including in the data protocol packet at least one identifier identifying data protocol processing context and the first network node. Methods in a second network node and in a communication device are also disclosed, as are first and second network nodes, communication device, computer programs and computer program products.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: November 24, 2020
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Karl Norrman, Rui Fan, Johan Rune, Gunnar Mildh, Rasmus Axén, Qingyu Miao
  • Patent number: 10841967
    Abstract: Exemplary embodiments include methods and/or procedures performed by a first centralized unit, CU, in a radio access network for configuring a user equipment, UE, to communicate via a plurality of distributed units, DUs. Such embodiments include initiating a first radio resource control, RRC, entity to communicate with the UE via a first DU. Such embodiments also include selecting a second DU to communicate with the UE in a dual-connectivity, DC, configuration with the first DU. Such embodiments also include, based on whether the selected second DU is associated with the first CU, determining whether to initiate a second RRC entity, within the first CU, to communicate with the UE via the second DU. Other embodiments include complementary methods and/or procedures performed by UEs; CUs and UEs configured to perform such methods and/or procedures; and computer-readable media storing instructions corresponding to such methods and/or procedures.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: November 17, 2020
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Oumer Teyeb, Matteo Fiorani, Gunnar Mildh