Patents by Inventor Iana Siomina

Iana Siomina 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: 20240267777
    Abstract: Systems, methods, and apparatus for performing measurement configuration using a user equipment, UE, and a network node are disclosed. An example method performed by a UE includes receiving a measurement configuration from a network node, where the measurement configuration specifies a reference frequency corresponding to a set of one or more carriers. The measurement configuration further specifies an offset from the reference frequency. The UE performs measurements on a reference signal located at the offset from the reference frequency and uses the measurements for one or more radio operations.
    Type: Application
    Filed: April 19, 2024
    Publication date: August 8, 2024
    Inventors: Icaro L. J. DA SILVA, Muhammad Ali KAZMI, Helka-Liina MÄÄTTANEN, Iana SIOMINA
  • Patent number: 12058657
    Abstract: A wireless device and network node are provided. According to one aspect, the wireless device includes processing circuitry configured to determine at least a first timing adjustment parameter based on at least a first numerology parameter and adjust the timing of an uplink transmission based on the first timing adjustment parameter. According to another aspect, a method includes a timing adjustment parameter determiner module configured to determine at least a first timing adjustment parameter based on at least a first numerology parameter. The method also includes a timing adjustment module configured to adjust the timing of an uplink transmission based on the first timing adjustment parameter. These arrangements allow for the preservation of network node reception performance.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: August 6, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Mattias Bergström, Muhammad Kazmi, Iana Siomina
  • Patent number: 12052599
    Abstract: A wireless device is configured to perform measurements for radio resource management (RRM) and/or radio link monitoring (RLM). The wireless device performs a plurality of radio measurements. The wireless device filters at least a first subset of the radio measurements using a first filtering configuration and filters at least a second subset of the radio measurements using a second filtering configuration, where the second filtering configuration differs from the first filtering configuration. The first and second filtering configurations apply to first and second different types of reference signals, respectively, or to beam-level measurements and cell-level measurements, respectively.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: July 30, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Icaro L. J. da Silva, Muhammad Kazmi, Helka-Liina Määttänen, Iana Siomina
  • Patent number: 12041465
    Abstract: A network node (18) transmits, to a wireless device (12), assistance data (20) that indicates a search window (26) which is associated with a beamforming configuration. The search window (26) associated with the beamforming configuration may be a window within which a result (28) of a positioning measurement performed by the wireless device (12) on a positioning signal (20A) is expected to be for the associated beamforming configuration. The wireless device (12) may check whether a result (28) of the performed positioning measurement falls within the indicated search window (26), and deem the result (28) valid or invalid depending respectively on whether or not the result (28) falls within the indicated search window (26) according to that checking.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: July 16, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Ritesh Shreevastav, Iana Siomina
  • Publication number: 20240223423
    Abstract: A method, network node and wireless device are provided in which a method in the network node for switching between different numerologies supported by the network node includes determining at least one parameter that can be used by the network node for switching between a first signal operating with a first numerology and a second signal operating with a second numerology; switching between the first signal and the second signal based on the at least one parameter; and after the switching, operating at least one of the first signal and the second signal between the network node and a second node.
    Type: Application
    Filed: March 19, 2024
    Publication date: July 4, 2024
    Inventors: Ali BEHRAVAN, Muhammad KAZMI, Iana SIOMINA, Patrizia TESTA
  • Patent number: 12028826
    Abstract: Embodiments include methods for managing a bidirectional measurement for an uplink/downlink pair of links between one or more first nodes and one or more second nodes in a wireless network. Methods include obtaining a transmit timing of a first signal on a first link of the pair during a first time resource, obtaining a receive timing of a second signal on a second link of the pair during a second time resource, and determining the bidirectional measurement based on the obtained transmit timing and obtained receive timing. In this arrangement, at least one of the following applies: the first and second links are between one first node and two respective second nodes; at least one of the first link and the second link are associated with a non-serving carrier frequency; and at least one of the first link and the second link are managed via one or more beams.
    Type: Grant
    Filed: January 19, 2020
    Date of Patent: July 2, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Iana Siomina, Torbjörn Wigren, Sholeh Yasini
  • Publication number: 20240196325
    Abstract: There is disclosed a method at a wireless device (102) in a wireless communication network (100, 200). The wireless device is located in a first geographical area associated with a first cell (103a, 203a). The first cell is operated by a first network node (101a, 201, 301a) according to a first cell configuration. The wireless device supports at least the first cell configuration. The method comprising receiving (401), from the first network node, cell information indicating whether a second cell (103b, 203b) is switched off. The second cell is associated with a second cell configuration. The method further comprising transmitting (403), to the first network node, capability information indicating whether the wireless device supports the second cell configuration. The disclosure also pertains to related devices and methods.
    Type: Application
    Filed: May 10, 2021
    Publication date: June 13, 2024
    Inventors: Badawi Yamine, Iana Siomina
  • Publication number: 20240183928
    Abstract: Methods and apparatus are provided for determining timing error groups. In one embodiment a method of operating an entity in a communications network is provided. The communications network includes a network node. The method comprising determining at least one potential margin from a predetermined plurality of potential margins. Each potential margin of the plurality of potential margins being a potential maximum margin of timing error difference between two measurements based on positioning related reference signals or transmissions of positioning related reference signals. The method further comprising transmitting an indication of the at least one potential margin to the network node. The method includes determining a margin from the at least one potential margin and performing an action. The method further comprising determining a timing error group, TEG, associated with the action based on the margin.
    Type: Application
    Filed: March 31, 2022
    Publication date: June 6, 2024
    Inventors: Per ERNSTRÖM, Siva MURUGANATHAN, Iana SIOMINA, Ritesh SHREEVASTAV, Fredrik GUNNARSSON, Florent MUNIER
  • Publication number: 20240172028
    Abstract: Systems and method for enhancing measurement performances by a User Equipment (UE) by reducing a measurement period. In some embodiments, a method performed by the UE for using a Pre-Configured Measurement Gap Pattern (PMGP) comprises a step of determining a status of the PMGP based on one or more criteria and a step of performing a measurement either using a gap within the PMGP or without using a gap within the PMGP, based on the determined status of the PMGP.
    Type: Application
    Filed: April 1, 2022
    Publication date: May 23, 2024
    Inventors: Muhammad Ali Kazmi, Iana Siomina, Joakim Axmon
  • Publication number: 20240172029
    Abstract: A method (1000) by a wireless device (110) for transitioning between measurement gap patterns, MGPs, includes detecting (1002) a triggering event for transitioning from a first MGP to a second MGP. In response to detecting the triggering event, the wireless device maintains (1004) a first set of properties associated with the first MGP and adapts (1006) a second set of properties associated with the first MGP. The wireless device performs (1006) at least one task according to the second MGP based on the first set of properties and the second set of properties.
    Type: Application
    Filed: March 31, 2022
    Publication date: May 23, 2024
    Inventors: Iana Siomina, Muhammad Ali Kazmi, Joakim Axmon
  • Patent number: 11991550
    Abstract: Systems, methods, and apparatus for performing measurement configuration using a user equipment, UE, and a network node are disclosed. An example method performed by a UE includes receiving a measurement configuration from a network node, where the measurement configuration specifies a reference frequency corresponding to a set of one or more carriers. The measurement configuration further specifies an offset from the reference frequency. The UE performs measurements on a reference signal located at the offset from the reference frequency and uses the measurements for one or more radio operations.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: May 21, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Icaro L. J. Da Silva, Muhammad Kazmi, Helka-Liina Määttanen, Iana Siomina
  • Patent number: 11985091
    Abstract: Signalling Support for NR Positioning with Aperiodic SRS ConfigurationsEmbodiments described herein relate to methods and apparatus in networks, and particularly methods, Location Management Functions, base stations and wireless devices for configuring and sending uplink sounding reference signals, UL SRS. 1. A method performed by a Location Management Function, LMF, comprises receiving radio resource information relating to radio resources that can be applied for UL SRS by a wireless device; and providing a notification relating to triggering aperiodic uplink SRS to a base station serving the wireless device.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: May 14, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Ritesh Shreevastav, Gino Luca Masini, Iana Siomina, Per Ernström, Åke Busin, Florent Munier
  • Patent number: 11985016
    Abstract: A method, network node and wireless device are provided in which a method in the network node for switching between different numerologies supported by the network node includes determining at least one parameter that can be used by the network node for switching between a first signal operating with a first numerology and a second signal operating with a second numerology; switching between the first signal and the second signal based on the at least one parameter; and after the switching, operating at least one of the first signal and the second signal between the network node and a second node.
    Type: Grant
    Filed: August 3, 2021
    Date of Patent: May 14, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Ali Behravan, Muhammad Kazmi, Iana Siomina, Patrizia Testa
  • 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
  • Publication number: 20240098540
    Abstract: Systems and methods for activation and/or deactivation of preconfigured measurement gaps are disclosed. In one embodiment, a method performed by a User Equipment (UE) comprises receiving, from a network node, information that indicates one or more pre-configured measurement gap patterns. The method further comprises determining that a first set of one or more conditions for using a pre-configured measurement gap pattern is satisfied, the pre-configured measurement gap pattern being one of the one or more pre-configured measurement gap patterns. The method further comprises determining a time instance at which to start using the pre-configured measurement gap pattern and starting performance of a measurement using the pre-configured measurement gap pattern at or after the determined time instance. In this manner, the UE is enabled to activate a preconfigured measurement gap pattern in response to the first set of one or more conditions for using the pre-configured measurement gap pattern being satisfied.
    Type: Application
    Filed: January 6, 2022
    Publication date: March 21, 2024
    Inventors: Muhammad Ali Kazmi, Iana Siomina, Joakim Axmon
  • Publication number: 20240089756
    Abstract: Configuration of measurement requirements on cells and beams in NR is made more efficient by, in a user equipment, UE, receiving, information from a network node, which information indicates: a first number K of beams to be measured by the UE, and a second number L of cells in which the UE is required to measure the first number K of beams. The UE then carries out measurements using the received information; and performs at least one operational task based on a result of the measurements.
    Type: Application
    Filed: November 27, 2023
    Publication date: March 14, 2024
    Inventors: Muhammad KAZMI, Iana SIOMINA, Icaro Leonardo Jeronimo DA SILVA, Christopher CALLENDER, Helka-Liina MÄÄTTANEN
  • Publication number: 20240057152
    Abstract: Methods performed by a wireless device and a base station for adapting maximum allowed Clear Channel Assessment (CCA) based on operational occasion periodicity are provided. In examples disclosed herein, a wireless device is configured to determine an operational occasion periodicity of a signal that is subject to CCA. Accordingly, the wireless device can determine an association at least between the determined operational occasion periodicity and a maximum number of allowed CCA failures for communicating the signal. The wireless device can then perform one or more operational tasks based on the determined maximum number of allowed CCA failures. By determining the maximum number of allowed CCA failures, the wireless device can obtain information about downlink CCA failures and use the obtained information for adapting measurements procedures in serving cell operational tasks.
    Type: Application
    Filed: October 2, 2020
    Publication date: February 15, 2024
    Inventors: Muhammad Kazmi, Kazuyoshi Uesaka, Iana Siomina, Santhan Thangarasa, Joakim Axmon, Imadur Rahman
  • Publication number: 20240056960
    Abstract: A User Equipment, UE, in a wireless communication network receives, from a network node, a signal to activate a plurality of secondary cells, SCells. Responsive to receiving the signal, the UE uses a temporal characteristic and a spatial characteristic of a reference cell, selected from the plurality of SCells, to activate the reference cell and at least one other of the SCells in parallel.
    Type: Application
    Filed: October 2, 2020
    Publication date: February 15, 2024
    Inventors: Joakim AXMON, Muhammad Ali KAZMI, Iana SIOMINA, Christopher CALLENDER
  • Publication number: 20240049017
    Abstract: A method for performing radio link monitoring comprises performing, by a user equipment (UE), a radio link monitoring (RLM) procedure with first RLM parameters; receiving, at the UE, a message including at least one second RLM parameter; identifying, by the UE, a difference between the first RLM parameters and the at least one second RLM parameter; and resetting, at the UE, at least one of the first RLM parameters in response to identifying the difference between the first RLM parameters and the at least one second RLM parameter. The method may configure the UE upon performing RLM by adapting the difference between the current RLM parameters and the future parameters, so that the UE behavior may become clear.
    Type: Application
    Filed: October 11, 2023
    Publication date: February 8, 2024
    Inventors: Iana SIOMINA, Muhammad KAZMI, Christopher CALLENDER, Helka-Liina MAATTANEN, Icaro L. J. DA SILVA
  • Patent number: 11889457
    Abstract: A method performed by a User Equipment (UE) for transmitting Uplink (UL) signals for positioning purpose in a wireless communications network is provided. The UE receives (302) from a second network node, a UL signal switching configuration, and a UL signal configuration to transmit UL signals for positioning purpose on one or more carriers where the UE does not transmit user data. The UE further receives (303) from the second network node a UL signal switching order. The UE then switches (304) to at least one carrier where the UE does not transmit user data, to transmit the UL signals for positioning purpose. The UE then switches back (305) to a carrier where the UE transmits user data.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: January 30, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Iana Siomina, Ritesh Shreevastav, Florent Munier