Patents by Inventor Keeth Saliya JAYASINGHE

Keeth Saliya JAYASINGHE 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: 12232091
    Abstract: An apparatus, method and computer program is provided comprising: determining a plurality of candidate data transmission slots, wherein each candidate data transmission slot has an index and said plurality of candidate data transmission slots are arranged in an order; setting an index of a current candidate data transmission slot of the plurality to be an incremental increase of an index of a preceding candidate data transmission slot of the plurality in the event that a timing gap between a start of said current candidate data transmission slot and a start of a subsequent candidate data transmission slot of the plurality is greater than a threshold; and setting the index of the current candidate data transmission slot to be equal to the index of the preceding candidate data transmission slot of the plurality in the event that the timing gap is not greater than said threshold.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: February 18, 2025
    Assignee: Nokia Technologies Oy
    Inventors: Nhat-Quang Nhan, Keeth Saliya Jayasinghe Laddu, Zexian Li
  • Patent number: 12231877
    Abstract: According to an example aspect of the present invention, there is provided a method comprising, transmitting to a second wireless node timing information for security key adoption and information indicative of a third wireless node, transmitting to the third wireless node a message to estimate a channel between the second wireless node and the third wireless node, the message to estimate the channel comprising information indicative of the second wireless node and channel measurement resource information associated with the second wireless node, obtaining a security key generated on the basis of channel estimation information based on estimation of the channel by the third wireless node, and applying the security key for encrypted data transmission between the first wireless node and the second wireless node.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: February 18, 2025
    Assignee: NOKIA TECHNOLOGIES OY
    Inventors: Keeth Saliya Jayasinghe Laddu, Laddu Praneeth Jayasinghe
  • Publication number: 20250055545
    Abstract: An apparatus configured to: transmit, to at least one UE, an indication of a measurement reporting scheme; transmit, to the at least one UE, at least one RS on at least one first beam; receive, from the at least one UE, a set of RSRP measurements of one or more of the at least one RS, according to the measurement reporting scheme; and provide the set of RSRP measurements to a machine learning model for prediction of best beams from a second set of beams. An apparatus configured to: receive, from a network node, an indication of a measurement reporting scheme; measure at least one RS on at least one first beam; generate a set of RSRP measurements of one or more of the at least one reference signal based, at least partially, on the measurement reporting scheme; and transmit, to the network node, the set of RSRP measurements.
    Type: Application
    Filed: July 30, 2024
    Publication date: February 13, 2025
    Inventors: Sajad Rezaie, Amir Mehdi Ahmadian Tehrani, Keeth Saliya Jayasinghe Laddu
  • Publication number: 20250055550
    Abstract: Example embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media for dynamic antenna port related configuration. The method comprises: receiving, at a terminal device and from a network device, a first indication of a plurality of subsets of antenna ports; and receiving, at the terminal device and from the network device, a second indication of disabling at least one of the plurality of subsets of antenna ports.
    Type: Application
    Filed: October 28, 2024
    Publication date: February 13, 2025
    Inventors: Matha DEGHEL, Filippo TOSATO, Mihai ENESCU, Keeth Saliya Jayasinghe LADDU
  • Publication number: 20250056540
    Abstract: Various example embodiments relate to configuration of uplink transmissions. An apparatus may transmit a first uplink transmission with a first uplink configuration and a second uplink transmission with a second uplink configuration. The first and second uplink transmissions may at least partially overlap. The first and second uplink configurations may comprise first and a second initial cyclic shifts, first and second orthogonal cover codes, first and second reference signal initializations, first and second scrambling sequence initialization, and/or first and second scrambling sequences for the first uplink transmission and the second uplink transmission, respectively.
    Type: Application
    Filed: December 23, 2021
    Publication date: February 13, 2025
    Applicant: Nokia Technologies Oy
    Inventors: Matha DEGHEL, Keeth Saliya Jayasinghe LADDU
  • Patent number: 12225489
    Abstract: According to an aspect, there is disclosed a method that includes aligning, by a radio access network node wirelessly connected to at least two parent nodes and to a child node, an uplink reception timing associated with the child node with a downlink reception timing associated with a parent node of the at least two parent nodes.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: February 11, 2025
    Assignee: NOKIA TECHNOLOGIES OY
    Inventors: Juha Sakari Korhonen, Keeth Saliya Jayasinghe Laddu, Ilkka Antero Keskitalo
  • Publication number: 20250047361
    Abstract: This document discloses a method and an apparatus to perform using a predicted sequence of beam measurement outputs for at least one observation window associated with at least one prediction window providing reference signal received power measurements to predict a beam prediction output; identifying that a prediction window of the at least one prediction window is overlapped with at least a portion of an observation window of the at least one observation window over a time period; and comparing the beam prediction output during the overlapped portion with measurements of the observation window during the overlapped portion to perform long term real time monitoring to determine at least one prediction output for use in a next time instant, wherein the determining is based on a predicted reference signal received power of the at least one prediction output being above a threshold.
    Type: Application
    Filed: July 8, 2024
    Publication date: February 6, 2025
    Inventors: Tachporn SANGUANPUAK, Frederick VOOK, Amir Mehdi AHMADIAN TEHRANI, Andrea BONFANTE, Keeth Saliya JAYASINGHE LADDU
  • Publication number: 20250047348
    Abstract: A method, apparatus and computer program is described comprising: receiving data transmitted over a wireless channel (the data encoding a first estimate of a channel state information of the wireless channel); decoding said data to generate a second estimate of the channel state information of the wireless channel; and generating a channel state information output by modifying the second estimate of the channel state information based, at least in part, on a first error indication.
    Type: Application
    Filed: July 22, 2024
    Publication date: February 6, 2025
    Inventors: Oana-Elena BARBU, Sajad Rezaie, Keeth saliya Jayasinghe Laddu
  • Publication number: 20250048360
    Abstract: A method includes determining, by a user device in a wireless network, at least two physical uplink shared channel (PUSCH) allocations overlapping in time domain and corresponding to at least two PUSCH transmissions for use in transmitting at least one uplink control information (UCI); and mapping, by the user device, the at least one UCI to at least one of the following: one of the at least two PUSCH allocations; separately to each of the at least two PUSCH allocations; or across the at least two PUSCH allocations; wherein the mapping is based on at least one of: one or more configured or pre-defined rules, or at least one an indication received by the user device from a network node, and wherein each of the at least two PUSCH allocations includes resources allocated to the user device for a PUSCH transmission.
    Type: Application
    Filed: October 25, 2024
    Publication date: February 6, 2025
    Inventors: Matha Deghel, Keeth Saliya Jayasinghe Laddu
  • Publication number: 20250048372
    Abstract: Disclosed is a method comprising receiving a first information element indicating two transmission configuration indicator (TCI) states, receive a configuration, and determining an association between the two indicated TCI states and at least one physical uplink control channel resource group according to the configuration. The configuration causes the apparatus to determine the association between the two indicated TCI states and the at least one physical uplink control channel resource group to be one of the following: both of the two indicated TCI states are applicable to the at least one physical uplink control channel resource group; a first indicated TCI state of the two indicated TCI states is applicable to the at least one physical uplink control channel resource group; or a second indicated TCI state of the two indicated TCI states is applicable to the at least one physical uplink control channel resource group.
    Type: Application
    Filed: October 25, 2024
    Publication date: February 6, 2025
    Inventors: Matha DEGHEL, Keeth Saliya Jayasinghe LADDU
  • Publication number: 20250048446
    Abstract: Embodiments of the present disclosure disclose devices, methods and apparatuses for power allocation for PRACH transmission. An apparatus comprising at least one processor, and at least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to: determine a power allocation priority for an uplink transmission, based at least on determining at least one of: the uplink transmission is associated with a cell configured for layer 1 or layer 2 triggered mobility, or the uplink transmission is not associated with a serving cell; and perform the uplink transmission based on the determined power allocation priority for the uplink transmission, wherein the uplink transmission comprises at least one of a physical random access channel transmission or a sounding reference signal transmission.
    Type: Application
    Filed: October 24, 2024
    Publication date: February 6, 2025
    Inventors: Keeth Saliya Jayasinghe Laddu, Timo Koskela, Sanjay Goyal
  • Patent number: 12212408
    Abstract: According to an example aspect of the present invention, there is provided a method including determining at least one possible downlink control information for the user equipment to schedule the data transmission, checking a scrambled version of the at least one possible downlink control information to determine whether the scrambled version of the at least one possible downlink control information defines valid downlink control information, transmitting the scrambled version of the at least one possible downlink control information and scheduling the data transmission based on the at least one possible downlink control information and if it is determined that the scrambled version of the at least one possible downlink control information defines valid downlink control information, scheduling the jamming transmission based on the scrambled version of the at least one possible downlink control information.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: January 28, 2025
    Assignee: NOKIA TECHNOLOGIES OY
    Inventor: Keeth Saliya Jayasinghe Laddu
  • Patent number: 12212397
    Abstract: A method of operating a radio network element includes receiving user equipment (UE) capability information indicating panel combinations of a multi panel UE (MP-UE), each including at least one antenna panel from among a plurality of antenna panels of the MP-UE; receiving signal strength information corresponding to plurality of transmission reception points (TRPs); based on the signal strength information, determining a plurality of TRP sets corresponding to the plurality of panel combinations, respectively; and generating a plurality of control resource set (CORESET) configurations corresponding to the plurality of panel combinations, respectively, wherein, for each panel combination, the TRP set corresponding to the panel combination indicates at least one TRP from among the plurality of TRPs, and the CORESET configuration corresponding to the panel combination defines one or more CORESETs to be used by the at least one TRP to provide downlink (DL) transmissions to the MP-UE via the panel combination.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: January 28, 2025
    Assignee: Nokia Technologies Oy
    Inventor: Keeth Saliya Jayasinghe Laddu
  • Publication number: 20250031068
    Abstract: The present disclosure relates to a solution for functionality-based performance monitoring. In particular, a solution is proposed to enable functionality-based performance monitoring via sending updates on the configured/identified functionalities using applicable conditions framework. In this way, it can improve performance of the AI/ML entity.
    Type: Application
    Filed: July 18, 2024
    Publication date: January 23, 2025
    Inventors: Amir Mehdi AHMADIAN TEHRANI, Andrea BONFANTE, Keeth Saliya Jayasinghe LADDU, Frederick VOOK, Tachporn SANGUANPUAK
  • Publication number: 20250016752
    Abstract: There is inter alia disclosed a user equipment.
    Type: Application
    Filed: November 22, 2021
    Publication date: January 9, 2025
    Inventors: Matha DEGHEL, Keeth Saliya Jayasinghe LADDU
  • Publication number: 20240430050
    Abstract: Systems. methods. apparatuses. and computer-readable storage mediums are provided for enhancements to physical downlink control channel monitoring for inter-cell scenarios in case of a multiple input multiple output environment. In an example implementation. the method may comprise determining. by a network device of a communication network. to monitor physical downlink control channel candidates in overlapping monitoring occasions of two or more control resource sets of the communication network.
    Type: Application
    Filed: September 5, 2022
    Publication date: December 26, 2024
    Inventors: Keeth Saliya Jayasinghe LADDU, Timo KOSKELA, Sami-Jukka HAKOLA
  • Patent number: 12177805
    Abstract: A method for adjusting transmit timing is disclosed. The method includes determining a reference timing advance value TAref, receiving a time offset parameter; and adjusting downlink transmit timing based on i) detected downlink receive timing of radio node and ii) the reference timing advance value TAref and the time offset parameter.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: December 24, 2024
    Assignee: NOKIA SOLUTIONS AND NETWORKS OY
    Inventors: Juha Sakari Korhonen, Keeth Saliya Jayasinghe Laddu, Ilkka Keskitalo, Esa Malkamäki, Esa Tiirola
  • Publication number: 20240421957
    Abstract: According to an example aspect of the present disclosure, there is provided an apparatus comprising means for receiving, from a wireless network node, an activation indication activating a Transmission Configuration Indicator. TCI, state for a control resource set, wherein the TCI state indicates a reference signal associated with a cell identifier, means for determining one or more control resource set parameters depending on the cell identifier and means for monitoring a downlink control channel using said one or more control resource set parameters.
    Type: Application
    Filed: October 7, 2022
    Publication date: December 19, 2024
    Inventors: Timo KOSKELA, Jorma Johannes KAIKKONEN, Keeth Saliya Jayasinghe LADDU, Mihai ENESCU
  • Publication number: 20240413926
    Abstract: Various example embodiments relate to a solution for wireless communication. A user device may be configured to receive, from a network device, at least one parameter for a first uplink transmission from the user device, the at least one parameter relating to at least one of one or more modulation orders or one or more coding rates for the first uplink transmission; and utilize the at least one parameter for the first uplink transmission when a parallel uplink transmission is detected at the user device. Devices, methods, and computer programs are disclosed.
    Type: Application
    Filed: October 14, 2021
    Publication date: December 12, 2024
    Applicant: Nokia Technologies Oy
    Inventors: Matha DEGHEL, Keeth Saliya Jayasinghe LADDU
  • Publication number: 20240405957
    Abstract: Systems, methods, apparatuses, and computer program products for flexible TCI state indications. An apparatus may include at least one processor and at least one memory including computer program code. The at least one memory and the computer program code may be configured to, with the at least one processor, cause the apparatus at least to5 receive, on a CORESET belonging to a first CORESET group, DCI indicating at least one TCI state. One or more of the at least one TCI states may be mapped to at least a second CORESET group.
    Type: Application
    Filed: September 2, 2022
    Publication date: December 5, 2024
    Inventors: Matha DEGHEL, Keeth Saliya Jayasinghe LADDU