Patents by Inventor Xingqin LIN

Xingqin LIN 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: 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
  • Publication number: 20230403592
    Abstract: A method by a wireless device includes performing at least one measurement on at least one non-active bandwidth part (BWP) while the wireless device is in connected mode.
    Type: Application
    Filed: October 20, 2021
    Publication date: December 14, 2023
    Inventors: Hazhir SHOKRI RAZAGHI, Xingqin LIN
  • Publication number: 20230397161
    Abstract: A communication device can be configured to operate in a non-terrestrial network that includes a network node communicatively coupled to the communication device via a satellite. The communication device can determine when to perform an access offset determination (“AOD”) relative to a paging occasion (“PO”).
    Type: Application
    Filed: October 22, 2021
    Publication date: December 7, 2023
    Inventors: Olof LIBERG, Stefan Eriksson LÖWENMARK, Sebastian EULER, Emre YAVUZ, Johan RUNE, Talha KHAN, Helka-Liina MÄÄTTÄNEN, Zhipeng LIN, Xingqin LIN
  • Publication number: 20230396330
    Abstract: The invention refers to a method performed by a wireless device (10), for connecting to a second satellite (20b) in a non-terrestrial network, NTN, wherein the wireless device employs a first beamforming matrix for directing a radio beam from an antenna array of the wireless device to the a first satellite (20a), the method comprising determining an angular difference between the directions towards the first and the second satellite, determining a second beamforming matrix, for communication with the second satellite, based on a direction of the beam towards the first satellite and the determined difference in angles, and using the second beamforming matrix to configure a receiver and/or transmitter for connecting to the second satellite; the invention further refers to corresponding method performed by a network node comprising transmitting to the wireless device ephemeris data of the first and the second satellite order to allow the wireless device determining an angular difference between the directions to
    Type: Application
    Filed: October 8, 2021
    Publication date: December 7, 2023
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Magnus ÅSTRÖM, Johan RUNE, Olof LIBERG, Helka-Liina MÄÄTTÄNEN, Xingqin LIN
  • Publication number: 20230397216
    Abstract: Methods and devices for resource allocation in low-latency high-rate applications. In one embodiment a method (700, 800) is performed in a user equipment, UE (401, 402). The method comprising: receiving (710, 810) a configuration for an initial configured grant for uplink transmission on periodic transmission resources comprising at least one uplink slot; and transmitting (720) data on at least one uplink slot of the initial configured grant, wherein the uplink resource allocation to the UE is dynamically adaptable based at least in part on the initial configured grant being insufficient for uplink transmission or the actual data size for transmission being smaller than the initial configured grant.
    Type: Application
    Filed: October 22, 2021
    Publication date: December 7, 2023
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Du Ho KANG, Jose Luis PRADAS, Xingqin LIN
  • Publication number: 20230388196
    Abstract: A method and apparatus for design and optimization of a network are described. A first deep neural network is used to obtain a function that represents a relationship between design parameters of the network and network performance metrics of the network. A second deep neural network is used to obtain a subset of one or more candidate network deployment configurations that optimize the performance metrics for the network. An optimal candidate network deployment configuration for the network is selected from the subset of candidate network deployment configurations wherein the optimal candidate network deployment configuration maximizes performance of the network as defined based on the performance metrics.
    Type: Application
    Filed: December 11, 2020
    Publication date: November 30, 2023
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Mohammad MOZAFFARI, Xingqin LIN, Talha KHAN, Mehrnaz AFSHANG, Yun CHEN
  • Publication number: 20230388889
    Abstract: Various embodiments of the present disclosure provide method and apparatus for communication management. A method performed by a communication management node may comprise: obtaining (S101) arrangement information about at least one pair of cells in a communication system; wherein a pair of cells of the at least one pair of cells comprises a serving cell with a first coverage range, and an assistant cell with a second coverage range; wherein the first coverage range at least partially overlaps with the second coverage range; and transmitting (S102) a configuration to a network node providing the serving cell; wherein the configuration indicates the network node to determine whether a terminal device is in an overlapped coverage range of the serving cell and the assistant cell, and indicates the net-sun work node to use the serving cell to serve the terminal device. The desired serving cell/beam may be used to serve the terminal device.
    Type: Application
    Filed: October 14, 2020
    Publication date: November 30, 2023
    Inventors: Yi Geng, Xingqin Lin, Sebastian Euler
  • Patent number: 11832319
    Abstract: A system and method for providing time domain allocations in a communication system. In an embodiment, an apparatus operable in a communication system and including processing circuitry is configured to receive an indication of a time domain allocation in downlink control information associated with a radio network temporary identifier (“RNTI”) identifying the apparatus, and employ the time domain allocation associated with the RNTI for transmissions associated with the apparatus. In another embodiment, an apparatus operable in a communication system and including processing circuitry is configured to associate a time domain allocation with a RNTI identifying a user equipment, and provide an indication of the time domain allocation in downlink control information to allow the user equipment to employ the time domain allocation associated with the RNTI for transmissions associated therewith.
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: November 28, 2023
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Jianwei Zhang, Stefan Parkvall, Fredrik Ovesjö, Zhipeng Lin, Jingya Li, Xingqin Lin, Jung-Fu Cheng, Robert Baldemair, Asbjörn Grövlen, Mattias Frenne
  • Patent number: 11825473
    Abstract: A method performed by a user equipment (UE) in idle mode, for determining common search space (CSS) for NB-IoT paging is disclosed. The method comprises determining a set of periodic subframes as a Paging Occasion (PO) subframe pattern. The method further comprises monitoring a starting subframe of paging CSS for a Radio Network Temporary Identifier (RNTI). The starting subframe of paging CSS is determined as follows: a first subframe (SF0) defined by the Paging Occasion subframe pattern, is used when SF0 is determined to be a valid downlink subframe. A next valid downlink subframe after SF0 is used when SF0 is determined to be an invalid downlink subframe.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: November 21, 2023
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Yufei Blankenship, Yutao Sui, Yi-Pin Eric Wang, Asbjörn Grövlen, Hazhir Shokri Razaghi, Xingqin Lin, Ansuman Adhikary, Johan Bergman
  • Publication number: 20230359872
    Abstract: Apparatuses, systems, and techniques to indicate capabilities of a neural network. In at least one embodiment, a processor includes one or more circuits to indicate one or more capabilities of a neural network.
    Type: Application
    Filed: May 5, 2022
    Publication date: November 9, 2023
    Inventors: Xingqin Lin, Lopamudra Kundu, Christopher Hans Dick
  • Publication number: 20230353321
    Abstract: There is disclosed a network node. The network node is configured to communicate with a wireless device. The wireless device is configured with a primary cell and at least one secondary cell. The network node has a radio interface and a processing circuitry configured to use a physical downlink control channel, PDCCH, on a secondary cell, SCell, to schedule a physical shared channels on a primary cell, PCell and further configured to determine a limit for the PDCCH Blind Decodings and CCEs, BDs/CCEs, for the primary and secondary cells. There is also presented a network node, a method for a wireless device and a wireless device.
    Type: Application
    Filed: August 6, 2021
    Publication date: November 2, 2023
    Inventors: Ajit NIMBALKER, Ravikiran NORY, Xingqin LIN
  • Patent number: 11792788
    Abstract: A method, network node and wireless device for determining a fixed size resource block assignment in random access response, RAR, scheduling of MSG3 transmission based on at least one of bandwidth part size, slot/non-slot transmission and resource allocation type, are disclosed. According to one or more embodiments, a network node is configured to communicate with a wireless device. The network node includes processing circuitry configured to determine a fixed size resource block, RB, assignment for random access response, RAR, scheduling of an uplink transmission based at least in part on at least one of: whether the uplink transmission is one of slot and non-slot transmission, resource allocation type, and optionally indicate the fixed sized RB assignment to the wireless device.
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: October 17, 2023
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Xingqin Lin, Jung-Fu Cheng
  • Patent number: 11778656
    Abstract: An example method in a wireless device operating in a wireless network comprises generating a random access preamble signal and transmitting the random access preamble signal. The generated random access preamble signal comprises a random access symbol group that comprises a plurality of consecutive symbols, where each of the plurality of consecutive symbols being modulated on a corresponding subcarrier frequency and each of the plurality of consecutive symbols corresponding to a truncated sinusoid of 3.75/N kHz, with N>1.
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: October 3, 2023
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Xingqin Lin, Olof Liberg
  • Publication number: 20230308226
    Abstract: Systems and methods are disclosed for dynamic Hybrid Automatic Repeat Request (HARQ) codebook construction with enabling or disabling of HARQ Acknowledgment (HARQ-ACK) feedback per HARQ process. In one embodiment, a method performed by a wireless communication device comprises receiving, from a network node, information that configures the wireless communication device with a first set of HARQ processes for which HARQ-ACK feedback is disabled and a second set of HARQ processes for which HARQ-ACK feedback is enabled. The method further comprises receiving first downlink control information that schedules a first downlink shared channel transmission and determining that the transmission corresponds to one of the first set of HARQ processes for which HARQ-ACK feedback is disabled. The method further comprises, upon making this determination, performing a first set of actions for HARQ-ACK feedback generation for HARQ processes with HARQ-ACK feedback disabled.
    Type: Application
    Filed: May 31, 2023
    Publication date: September 28, 2023
    Inventors: Siva Muruganathan, Robert Baldemair, Shiwei Gao, Xingqin Lin
  • Patent number: 11770182
    Abstract: A wireless device is operable to communicate with a network node of a communications network via a non-terrestrial communication path that includes satellites and satellite gateways. The wireless device determines that communication between the wireless device and the network node will experience a communication interrupting transition during a transition period in which the non-terrestrial communication path between the wireless device and the network node will be interrupted. The wireless device adjusts a PHY layer procedure of the wireless device to mitigate switching problems with one of the of satellites during and/or after the interruption.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: September 26, 2023
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Talha Khan, Olof Liberg, Helka-Liina Määttänen, Yi-Pin Eric Wang, Xingqin Lin
  • Publication number: 20230292371
    Abstract: Systems and methods for defining a Random Access Response (RAR) window for a Non-Terrestrial Network (NTN) are provided. In some embodiments, a method performed by a User Equipment (UE) comprises transmitting a first random access transmission in a Physical Random Access Channel (PRACH) occasion, the first random access transmission being either a random access preamble or a Msg A; determining a reference symbol for a start of a response window, the response window being either a RAR window or a MsgB response window; and monitoring for a response during the response window, the start of the monitoring response window being defined relative to the reference symbol. In this way, some embodiments herein eliminate the problems associated with the current RAR window timing definition, when applied in an NTN.
    Type: Application
    Filed: August 6, 2021
    Publication date: September 14, 2023
    Inventors: Johan Rune, Björn Hofström, Xingqin Lin
  • Patent number: 11757595
    Abstract: A method in a user equipment is disclosed. The method comprises generating a narrowband random access preamble for a narrowband random access procedure, the narrowband random access preamble comprising a Zadoff-Chu sequence. The method comprises transmitting, to a network node, the generated narrowband random access preamble via a narrowband physical random access channel (PRACH) according to a narrowband PRACH format, wherein the narrowband PRACH is frequency multiplexed with a physical uplink shared channel (PUSCH) and comprises: at least one narrowband PRACH slot having a narrowband PRACH slot duration; and a narrowband PRACH period.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: September 12, 2023
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Xingqin Lin, Ansuman Adhikary, Niklas Johansson, Yi-Pin Eric Wang
  • Patent number: 11758500
    Abstract: Exemplary embodiments include methods performed by a network node of a radio access network (RAN). Such embodiments can include establishing a connection with a user equipment (UE) in a cell served by the network node, and determining that the UE is engaged in unauthorized aerial operation. Unauthorized operation can include various UE operational conditions. Such embodiments can also include, based on determining the unauthorized aerial operation, performing at least one of the following operations: restricting the performance of the connection; and sending the UE a message comprising an indication that the connection will be released, and one or more conditions that the UE must meet before attempting to reestablish the connection. Embodiments also include complementary methods performed by one or more core network nodes and/or functions, as well as various network nodes and/or functions that are configured to perform various disclosed methods.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: September 12, 2023
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Zhenhua Zou, Mattias Bergström, Xingqin Lin, Helka-Liina Määttanen, Henrik Rydén, Magnus Stattin
  • Publication number: 20230284275
    Abstract: In one embodiment, a method implemented in a wireless device, WD, includes receiving at least one first random access, RA, indicator that indicates information relating to a non-terrestrial network, NTN, access; and determining a random access, RA, based at least in part on the at least one first RA indicator. In one embodiment, a method implemented by a network node includes sending at least one first random access, RA, indicator that indicates information relating to a non-terrestrial network, NTN, access; and allowing the WD to perform a random access, RA, that is based at least in part on the at least one first RA indicator.
    Type: Application
    Filed: June 9, 2021
    Publication date: September 7, 2023
    Inventors: Talha KHAN, Xingqin LIN, Zhipeng LIN
  • Publication number: 20230284060
    Abstract: A method performed by a wireless device for a Synchronization Signal Block Measurement Time Configuration (SMTC) window and measurement gap configuration includes receiving at least one configuration parameter for the SMTC window and/or a measurement gap from a network. The wireless device performs an adjustment of the SMTC window and/or the measurement gap based on the at least one configuration parameter and transmits the adjustment to the network. The wireless device measures at least one synchronization signal based on the adjustment to the SMTC window and/or the measurement gap.
    Type: Application
    Filed: August 6, 2021
    Publication date: September 7, 2023
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Sebastian EULER, Xingqin LIN, Johan RUNE, Talha KHAN, Olof LIBERG, Helka-Liina MÄÄTTANEN