Patents by Inventor Helka-Liina Määttänen

Helka-Liina Määttänen 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).

  • Publication number: 20240080748
    Abstract: A communication device in a communications network can determine information associated with a limited capability zone. The communication device can limit operation of the communication device based on the information and location of the communication device relative to the limited capability zone.
    Type: Application
    Filed: January 13, 2022
    Publication date: March 7, 2024
    Inventors: Mattias BERGSTRÖM, Helka-Liina MÄÄTTÄNEN, Antonino ORSINO
  • Publication number: 20240080758
    Abstract: According to certain embodiments, a method is performed by a wireless device that does not support non-terrestrial network (NTN) communication. The method comprises receiving, from a network node, information configured to cause wireless devices that do not support NTN communication to avoid cell selection or re-selection to a candidate cell in the NTN. In response to receiving the information, the method comprises avoiding cell selection or re-selection to the candidate cell in the NTN.
    Type: Application
    Filed: January 14, 2022
    Publication date: March 7, 2024
    Inventors: Emre Yavuz, Helka-Liina Määttänen, Johan Rune
  • Publication number: 20240080161
    Abstract: According to certain embodiments, a method performed by a wireless device comprises receiving sounding reference signal (SRS) configuration information from a network node. The SRS configuration information indicates a configuration associated with one or more SRS resources. At least a portion of the SRS configuration information is received in one or more Medium Access Control-Control Element (MAC-CE) messages. The method further comprises configuring the one or more SRS resources based at least in part on the SRS configuration information.
    Type: Application
    Filed: January 18, 2022
    Publication date: March 7, 2024
    Inventors: Andreas Nilsson, Helka-Liina Määttänen, Mattias Frenne, Sven Jacobsson
  • Publication number: 20240072982
    Abstract: A method, system and apparatus for separate implicit update of activated transmission configuration indicator (TCI) states for downlink (DL) and uplink (UL) are disclosed. According to one aspect, a method in a wireless device (WD) includes sending a measurement report for at least one reference signal to a network node, the at least one reference signal being related to at least one TCI state, the at least one TCI state being at least one of a DL TCI state and an UL TCI state. The method also includes activating at least one TCI state that is related to the at least one reference signal.
    Type: Application
    Filed: December 29, 2021
    Publication date: February 29, 2024
    Inventors: Claes TIDESTAV, Andreas NILSSON, Helka-Liina MÄÄTTÄNEN, Siva MURUGANATHAN
  • Publication number: 20240064598
    Abstract: Embodiments herein relate to, for example, a method performed by a UE (10) for handling communication in a wireless communication network. The UE (10) determines whether the UE (10) is flying or not; and checks one or more conditions related to a handover of the UE (10), wherein the one or more conditions are based on whether the UE (10) is determined to fly or not.
    Type: Application
    Filed: January 13, 2022
    Publication date: February 22, 2024
    Inventors: Mattias Bergström, Helka-Liina Määttänen, Antonino Orsino
  • Publication number: 20240064770
    Abstract: Systems and methods of the present disclosure are directed to a method performed by a wireless communication device (WCD). The method includes receiving, from a network node, downlink control information (DCI) that includes information that indicates Transmission Configuration Indicator (TCI) state(s) to be activated at the WCD. The TCI state(s) to be activated at the WCD include downlink TCI state(s), uplink TCI state(s), or both. The method includes updating a list of activated downlink TCI states at the WCD, a list of activated uplink TCI states at the WCD, or both the list of activated downlink TCI states and the list of activated uplink TCI states at the WCD based on the received DCI.
    Type: Application
    Filed: December 30, 2021
    Publication date: February 22, 2024
    Inventors: Claes Tidestav, Andreas Nilsson, Siva Muruganathan, Helka-Liina Määttänen
  • Patent number: 11903051
    Abstract: A method performed by a first network node (101) for enabling a second feeder link (132) to be established between a second network node (102) and an airborne or orbital communication node (110) in non-terrestrial communications network (100) to handle wireless devices (121) being served by the airborne or orbital communication node (110) is provided. The first network node (101) is handling the wireless devices (121) served by the airborne or orbital communication node (110) over a first feeder link (131) between the first network node (101) and the airborne or orbital communication node (110). The method comprises determining (701) that the wireless devices served by the airborne or orbital communication node (110) are to be handled by the second network node (102) over the second feeder link (132). Also, the method comprises initiating (702) the second feeder link (132) to be established between the second network node (102) and the airborne or orbital communication node (110).
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: February 13, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Gino Masini, Helka-Liina Määttänen, Martin Israelsson, Björn Hofström, Jonas Sedin, Sebastian Euler
  • Publication number: 20240049092
    Abstract: According to some embodiments, a method performed by a wireless device for cell selection or reselection in a non-terrestrial network (NTN) comprises determining whether to perform one or more cell selection or reselection measurements based on a cell selection or reselection criteria. The cell selection or reselection criteria is based on a signal quality of a serving cell and a relationship between the wireless device and a satellite or spot beam of the NTN. Upon determining that the cell selection or reselection criteria for performing measurements is satisfied, performing the one or more cell selection or reselection measurements.
    Type: Application
    Filed: April 1, 2022
    Publication date: February 8, 2024
    Inventors: Helka-Liina Määttänen, Sebastian Euler, Johan Rune, Emre Yavuz, Jonas Sedin
  • Publication number: 20240030987
    Abstract: 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: Application
    Filed: September 12, 2023
    Publication date: January 25, 2024
    Inventors: Icaro L. J. Da Silva, Pradeepa Ramachandra, Helka-Liina Määttänen
  • Publication number: 20240022972
    Abstract: A method including receiving handover information associated with an execution of a handover and performing at least one operation of the handover based on the handover information. The handover information includes at least one of: a time offset; information for generating a time offset; an absolute time for executing the handover or for accessing the target cell; a condition to be fulfilled before execution of the handover; information associated with ephemeris data of a satellite serving the target cell; information associated with an upcoming service link switch or feeder link switch; information associated with a timing advance; a physical random access channel resource; an indication to execute a preconfigured handover command; an identifier associated with a preconfigured handover command; an indication for disabling fallback to a source cell; and a parameter for determining a quality of the source cell for fallback to the source cell.
    Type: Application
    Filed: October 29, 2021
    Publication date: January 18, 2024
    Inventors: Emre Yavuz, Johan Rune, Helka-Liina Määttänen, Olof Liberg, Chao He, Talha Khan, Claes-Göran Persson
  • Publication number: 20240022984
    Abstract: A method by a wireless device includes receiving, from a network node, data associated with the airborne or spaceborne system. The data includes satellite ephemeris data and a validity duration for the ephemeris data.
    Type: Application
    Filed: October 20, 2021
    Publication date: January 18, 2024
    Inventors: Magnus Åström, Talha Khan, Xingqin Lin, Helka-Liina Määttänen
  • Publication number: 20240022925
    Abstract: A method, system and apparatus are disclosed for L1/L2—centric mobility—neighbor cell measurements. In one embodiment, a method implemented in a wireless device, WD, includes receiving a measurement configuration to perform at least one neighbor cell measurement, the measurement configuration indicating a first group of PCIs; performing the at least one neighbor cell measurement based on the measurement configuration, for the first group of PCIs; and triggering an event based on the at least one neighbor cell measurement for the first group of PCIs. In one embodiment, a method implemented in a network node includes transmitting a measurement configuration indicating a first group of PCIs; and receiving a report as a result of an event that is triggered based on the at least one neighbor cell measurement for the first group of PCIs.
    Type: Application
    Filed: October 22, 2021
    Publication date: January 18, 2024
    Inventors: Icaro Leonardo DA SILVA, Pradeepa RAMACHANDRA, Helka-Liina MÄÄTTÄNEN
  • Publication number: 20240019583
    Abstract: A method performed by a wireless device includes receiving ephemeris data from a network node associated with a first cell. The ephemeris data is associated with a satellite serving a second cell, and the ephemeris data is coarse ephemeris data comprising less than full accuracy than full ephemeris data. The wireless device uses the coarse ephemeris data to locate a beam associated with the second cell and synchronizes with the second cell.
    Type: Application
    Filed: October 29, 2021
    Publication date: January 18, 2024
    Inventor: Helka-Liina Määttänen
  • Publication number: 20240022973
    Abstract: A method in operating user equipment, UE, according to some embodiments includes receiving a first mobility configuration for lower layer mobility associated to multiple physical cell identities, PCIs, for a cell, of a Secondary Cell Group, SCG, for operating in multi-radio access technology dual connectivity, MR-DC. The lower layer mobility is used to trigger a change of PCI upon reception of a lower layer signaling by the UE. The method further includes operating according to the mobility configuration for the cell of the SCG while operating in MR-DC. Related network node methods are disclosed.
    Type: Application
    Filed: November 3, 2021
    Publication date: January 18, 2024
    Inventors: Pradeepa RAMACHANDRA, Icaro Leonardo DA SILVA, Helka-Liina MÄÄTTÄNEN
  • Publication number: 20240023045
    Abstract: A method performed by a communication device is provided. The communication device is configured with a plurality of transmission configurations associated with one or more cells, each cell associated with one or more physical cell identities, PCIs. The method includes receiving a signal for lower layer mobility. The signal including an indication of a transmission configuration to be activated from the plurality of transmission configurations; and, in response to the indicated transmission configuration, determining if a timing advance, TA, is valid or invalid.
    Type: Application
    Filed: December 14, 2021
    Publication date: January 18, 2024
    Inventors: Icaro Leonardo DA SILVA, Pradeepa RAMACHANDRA, Helka-Liina MÄÄTTÄNEN, Claes TIDESTAV, Siva MURUGANATHAN
  • Publication number: 20240022980
    Abstract: A method of operating a user equipment, UE, configured with a plurality of transmission configurations for lower layer mobility and associated with one or more cells, each cell associated with one or more physical cell identities, PCIs, in a wireless communication network is provided. The method includes receiving a lower layer signaling that includes an indication of a change of transmission configuration from a first transmission configuration to a second transmission configuration from the plurality of transmission configurations, and in response to receiving the lower layer signaling, performing the change of transmission configuration and performing an action related to a measurement configuration. The action includes one of performing an update to at least one element in the measurement configuration based on the second transmission configuration, and applying a stored measurement configuration associated with the second transmission configuration.
    Type: Application
    Filed: December 10, 2021
    Publication date: January 18, 2024
    Inventors: Icaro Leonardo DA SILVA, Helka-Liina MÄÄTTÄNEN, Pradeepa RAMACHANDRA
  • Patent number: 11871332
    Abstract: A method performed by a network node (160) includes serving a cell area by a first physical network node for a first time duration. The first physical network node uses an identifier of a logical network node. For a second time duration, the cell area is served by a second physical network node. The second physical network node uses the identifier of the logical network node. The first physical network node serves the cell area with a first frequency band and the second physical network node serves the cell area with a second frequency band.
    Type: Grant
    Filed: October 14, 2019
    Date of Patent: January 9, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Helka-Liina Määttänen, Henrik Rydén, Xingqin Lin, Yi-Pin Eric Wang, Gino Luca Masini, Stefan Rommer, Björn Hofström, Jonas Sedin
  • Patent number: 11871356
    Abstract: There is provided a method in a wireless device. The method comprises: receiving a Media Access Control (MAC) Control Element (CE) from a network node, the MAC CE comprising a plurality of octets and a plurality of fields, wherein a first field of the plurality of fields is used to indicate a number of sets of power control parameters in a last octet of the received MAC CE, the sets of power control parameters being associated with a reference signal used for path loss estimation; and sending a transmission to a network node, based at least on a set of power control parameters associated with the reference signal.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: January 9, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Helka-Liina Määttänen, Mats Folke
  • Publication number: 20240007169
    Abstract: A method of operating a user equipment, UE, configured with a plurality of transmission configurations associated with one or more cells, each cell associated with a frequency, includes receiving an indication of a transmission configuration to be activated from the plurality of transmission configurations, the indicated transmission configuration including a first frequency that is different from a second frequency of a current transmission configuration. The method includes operating in accordance with the indicated transmission configuration at the first frequency.
    Type: Application
    Filed: December 10, 2021
    Publication date: January 4, 2024
    Inventors: Icaro Leonardo DA SILVA, Helka-Liina MÄÄTTÄNEN
  • Patent number: 11863483
    Abstract: Systems and methods for Semi-Persistent Sounding Reference Signal (SP SRS) resource activation or deactivation are disclosed. In some embodiments, a method of operation of a wireless device in a cellular communications network comprises receiving, from a network node, a Medium Access Control (MAC) Control Element (CE). The MAC CE comprises an indication of a SP SRS resource set to be activated or deactivated and information that indicates a spatial relation for the SP SRS resource set to be activated or deactivated. In this manner, a MAC CE for SP SRS resource set activation or deactivation is provided in a manner that gives spatial relation information in an efficient and flexible manner.
    Type: Grant
    Filed: September 16, 2022
    Date of Patent: January 2, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Helka-Liina Määttänen, Mats Folke, Sebastian Faxér