Patents by Inventor Stefan Wager
Stefan Wager 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: 20240381072Abstract: Embodiments include methods for a user equipment (UE) to advertise UE capabilities to a network node in a radio access network (RAN). Such methods include transmitting the following FeatureSet information to the network node: one or more InitialFeatureLists, with each InitialFeatureList indicating the UE's support for one or more initial features; and one or more ExtensionFeatureLists associated respectively with the one or more InitialFeatureLists, with each ExtensionFeatureList indicating the UE's support for one or more extension features. Respective elements in each ExtensionFeatureList correspond to respective elements in the associated InitialFeatureList.Type: ApplicationFiled: June 24, 2024Publication date: November 14, 2024Inventors: Henning Wiemann, Stefan Wager
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Publication number: 20240357693Abstract: A method performed in a communication device for handling a resume procedure from a power saving mode of operation to a connected mode of operation is disclosed. The communication device is configured with multi-radio dual connectivity (MR-DC) with a first cell group and a second cell group in a wireless communication network. The method comprises initiating (13010) a resume procedure when there is an uplink (UL) data available at the communication device while it is in the power saving mode of operation; setting (13050, 13060) an UL data indication indicating whether the UL data is available for the first cell group or the second cell group; and transmitting (13070) the UL data indication to a network node.Type: ApplicationFiled: March 17, 2022Publication date: October 24, 2024Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Zhenhua ZOU, Pontus WALLENTIN, Stefan WAGER, Icaro DA SILVA, Jens BERGQVIST
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Publication number: 20240334445Abstract: A communication device receives an uplink grant from a node of a cellular network. The uplink grant indicates uplink radio resources allocated to the communication device in reoccurring time intervals. For each of these time intervals, the communication device selects between an active mode and an inactive mode. In the active mode the communication device performs an uplink transmission in the allocated uplink radio resources. In the inactive mode the communication device performs no uplink transmission in the allocated uplink radio resources.Type: ApplicationFiled: June 13, 2024Publication date: October 3, 2024Inventors: Torsten Dudda, Stefan Parkvall, Per Synnergren, Stefan Wager, Hanzhi Zhang
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Publication number: 20240334234Abstract: According to an aspect, one or more network nodes of a wireless communication system sends, to a wireless device operating in the wireless communication system, mobility reference signal (MRS) configuration information, the MRS configuration information specifying one or more parameters for each of a plurality of MRS configurations. The network node subsequently sends, to the wireless device, an activation command indicating that at least a first one of the MRS configurations is to be used by the wireless device, the activation command including an index identifying the first one of the MRS configurations from among the plurality of MRS configurations. The wireless device receives the MRS configuration information and the activation command. The wireless device searches for at least one MRS specified by the first one of the MRS, responsive to the activation command and performs at least one measurement on the at least one MRS.Type: ApplicationFiled: June 12, 2024Publication date: October 3, 2024Inventors: Osman Nuri Can Yilmaz, Rasmus Axén, Rui Fan, Stefan Wager
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Publication number: 20240276574Abstract: A method in a communication network that supports dual connectivity includes generating a measurement configuration information element, IE, for measurement of a wireless channel between a user equipment, UE, and a secondary cell group that provides dual connectivity services to the UE, and transmitting the measurement configuration IE to the UE in a radio resource control, RRC, message.Type: ApplicationFiled: April 23, 2024Publication date: August 15, 2024Inventors: Osman Nuri Can YILMAZ, Antonino ORSINO, Stefan WAGER
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Patent number: 12063536Abstract: A wireless device operates with dual connectivity to a Master node and a Secondary node, which are both New Radio, NR, nodes. It receives measurement and/or reporting configuration information from a network. It determines whether the received 5 configuration information relates to a MCG or a SCG. Specifically, it is determined that the received configuration information relates to the MCG if the configuration information is received directly within an RRCReconfiguration message received via SRB1, or that the received configuration information relates to the SCG if the configuration information is received directly within an RRCReconfiguration message 0 received via SRB3, or alternatively if the configuration information is received in an RRCReconfiguration message that is embedded within an RRCReconfiguration message received via SRB1.Type: GrantFiled: October 28, 2019Date of Patent: August 13, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Oumer Teyeb, Stefan Wager, Antonino Orsino, Osman Nuri Can Yilmaz
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Publication number: 20240267972Abstract: Embodiments include methods for a user equipment (UE) configured to communicate with a wireless network via a primary cell (PCell) and one or more secondary cells (SCells). Such methods include receiving, from the wireless network, a plurality of configurations for a corresponding plurality of candidate PCells. Such methods include selecting one of the configurations upon occurrence of a failure event in a first cell configured as the PCell and switching the PCell from the first cell to the candidate PCell corresponding to the selected configuration. Other embodiments include complementary methods for a network node of the wireless network, as well as UEs and network nodes configured to perform such methods.Type: ApplicationFiled: July 1, 2022Publication date: August 8, 2024Inventors: Antonino Orsino, Stefan Wager, Per Willars
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Patent number: 12058778Abstract: Embodiments include methods for a user equipment (UE) to advertise UE capabilities to a network node in a radio access network. Such methods include transmitting to the network node one or more BandCombination elements. Each BandCombination element includes: a list of frequency bands in which the UE can concurrently transmit and/or receive information, and a FeatureSetCombination element that identifies features supported by the UE within each frequency band of the list. Such methods include receiving from the network node a configuration including: identification of one or more frequency bands from the list included in a particular one of the BandCombination elements, and for each identified frequency band, configuration of one or more features identified by the FeatureSetCombination element included in the particular BandCombination element. Other embodiments include complementary methods for a network node, as well as UEs and network nodes configured to perform such methods.Type: GrantFiled: January 26, 2023Date of Patent: August 6, 2024Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Henning Wiemann, Stefan Wager
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Publication number: 20240259908Abstract: In a method for adapting a mobile network, a terminal is connected to a first access node of the mobile network via a first connection and to a second access node via a second connection. The first access node controls a data transmission for the terminal and the second access node assists in the data transmission for the terminal. The method comprises determining whether a quality of at least one of the first connection and the second connection is degraded, acquiring quality degradation information about the degradation of the quality of at least one of the first connection and the second connection based on the step of determining, and adapting the mobile network based on the step of acquiring.Type: ApplicationFiled: April 11, 2024Publication date: August 1, 2024Inventors: Torsten Dudda, Walter Müller, Mattias Bergström, Stefan Wager, Zhiyi Xuan
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Patent number: 12041634Abstract: A communication device receives an uplink grant from a node of a cellular network. The uplink grant indicates uplink radio resources allocated to the communication device in reoccurring time intervals. For each of these time intervals, the communication device selects between an active mode and an inactive mode. In the active mode the communication device performs an uplink transmission in the allocated uplink radio resources. In the inactive mode the communication device performs no uplink transmission in the allocated uplink radio resources.Type: GrantFiled: February 13, 2023Date of Patent: July 16, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Torsten Dudda, Stefan Parkvall, Per Synnergren, Stefan Wager, Hanzhi Zhang
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Publication number: 20240236788Abstract: A method for a transfer of a UE context within a secondary network from a source secondary network node to a target secondary network node. The UE is served by a master network node and the source secondary network node. The method includes the following steps performed by the UE: receiving a first message indicative of a secondary network node measurement configuration; based on the measurement configuration, performing measurements of potential candidates for a target secondary network node; and sending a second message comprising a measurement report indicative of the measurements of potential candidates for a target secondary node.Type: ApplicationFiled: February 26, 2024Publication date: July 11, 2024Inventors: Osman Nuri Can YILMAZ, Stefan WAGER, Alexander VESELY, Riikka SUSITAIVAL
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Patent number: 12035419Abstract: According to some embodiments, a method of signaling device capabilities for use in a wireless device comprises compiling frequency band combinations supported by the wireless device. The method further comprises compiling a set of device capabilities supported by the wireless device and assembling a capability message. The capability message includes: the frequency band combinations; combinations of the device capabilities supported by the wireless device; and for each of the one or more frequency band combinations, the capability message includes a first indication of one or more device capabilities supported by the frequency band combination. The first indication of the device capabilities supported by the frequency band combination comprises, for each band of the plurality of frequency bands, an indication of one of the one or more combinations of the device capabilities supported by the band when used in combination with the other bands in the frequency band combination.Type: GrantFiled: October 24, 2022Date of Patent: July 9, 2024Assignee: Telefonaktiebolaget LM Ericsson (PUBL)Inventors: Henning Wiemann, Håkan Palm, Stefan Wager, Tao Cui
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Patent number: 12035165Abstract: According to an aspect, one or more network nodes of a wireless communication system sends, to a wireless device operating in the wireless communication system, mobility reference signal (MRS) configuration information, the MRS configuration information specifying one or more parameters for each of a plurality of MRS configurations. The network node subsequently sends, to the wireless device, an activation command indicating that at least a first one of the MRS configurations is to be used by the wireless device, the activation command including an index identifying the first one of the MRS configurations from among the plurality of MRS configurations. The wireless device receives the MRS configuration information and the activation command. The wireless device searches for at least one MRS specified by the first one of the MRS, responsive to the activation command and performs at least one measurement on the at least one MRS.Type: GrantFiled: November 11, 2021Date of Patent: July 9, 2024Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Osman Nuri Can Yilmaz, Rasmus Axén, Rui Fan, Stefan Wager
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Patent number: 12022333Abstract: According to certain embodiments, disclosed is a method in a master node (MN) for minimizing user plane interruption delay. The method includes transmitting a handover request message to a secondary node (SN), receiving a handover request acknowledge message from the SN, and transmitting a reconfiguration instruction to a wireless device operating in dual connectivity with the MN and the SN. The reconfiguration instruction may include a new configuration wherein the SN is a target SN and an indication of a trigger used to switch to the new configuration.Type: GrantFiled: January 31, 2018Date of Patent: June 25, 2024Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Patrik Rugeland, Stefan Wager, Osman Nuri Can Yilmaz
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Patent number: 12021609Abstract: 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: GrantFiled: January 5, 2023Date of Patent: June 25, 2024Assignee: 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, Martin Johansson, Niklas Johansson, Du Ho Kang, Eleftherios Karipidis, Patrik Karlsson, Ali S. Khayrallah, Caner Kilinc, Göran N. Klang, Sara Landström, 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
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Publication number: 20240188159Abstract: A first network node and method therein for handling an operation mode change of a second network node for a communication device in a wireless communication network are disclosed. The communication device is configured with multi-radio dual connectivity (MR-DC) with the first network node having a first cell group and the second network node having a second cell group. The first network node receives (913) a request from the second network node for a change of operation mode and/or a change of configuration of the second network node and determines (914) whether to accept or reject the request for the change of the operation mode and/or a change of configuration.Type: ApplicationFiled: May 5, 2022Publication date: June 6, 2024Inventors: Liwei Qiu, Stefan Wager, Cecilia Eklöf, Jens Bergqvist, Icaro Leonardo Da Silva
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Patent number: 11997738Abstract: According to certain embodiments, a method by a wireless device includes detecting an integrity check failure associated with a Packet Data Convergence Protocol (PDCP) data Protocol Data Unit (PDU). In response to detecting the integrity check failure, the PDCP data PDU is discarded and an indication is sent to a network node. The indication informs the network node of the integrity check failure.Type: GrantFiled: June 12, 2018Date of Patent: May 28, 2024Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Stefan Wager, Oumer Teyeb, Karl Norrman
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Patent number: 11997732Abstract: A method in a communication network that supports dual connectivity includes generating a measurement configuration information element, IE, for measurement of a wireless channel between a user equipment, UE, and a secondary cell group that provides dual connectivity services to the UE, and transmitting the measurement configuration IE to the UE in a radio resource control, RRC, message.Type: GrantFiled: September 26, 2019Date of Patent: May 28, 2024Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Osman Nuri Can Yilmaz, Antonino Orsino, Stefan Wager
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Publication number: 20240172306Abstract: Embodiments include methods for a user equipment (UE) configured with a master cell group (MCG) and a secondary cell group (SCG) in a wireless network. Such methods include, while the SCG is in a deactivated state, determining availability of uplink (UL) data for transmission via the SCG and calculating an available UL data volume. Such methods also include transmitting an indication of the available UL data volume to the wireless network via one or more of the following: the SCG in the deactivated state; the SCG after being activated; the SCG after receiving an indication, from the wireless network, that the SCG should be activated; and the MCG. Other embodiments include complementary methods for a first node configured to provide the MCG and for a second node configured to provide the SCG, and UEs and network nodes configured to perform such methods.Type: ApplicationFiled: December 20, 2021Publication date: May 23, 2024Inventors: Pontus Wallentin, Icaro Leonardo Da Silva, Jens Bergqvist, Stefan Wager, Zhenhua Zou, Liwei Qiu
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Patent number: 11985564Abstract: In a method for adapting a mobile network, a terminal is connected to a first access node of the mobile network via a first connection and to a second access node via a second connection. The first access node controls a data transmission for the terminal and the second access node assists in the data transmission for the terminal. The method comprises determining whether a quality of at least one of the first connection and the second connection is degraded, acquiring quality degradation information about the degradation of the quality of at least one of the first connection and the second connection based on the step of determining, and adapting the mobile network based on the step of acquiring.Type: GrantFiled: December 28, 2022Date of Patent: May 14, 2024Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Torsten Dudda, Walter Müller, Mattias Bergström, Stefan Wager, Zhiyi Xuan
