Patents Examined by Zewdu A Kassa
  • Patent number: 11569892
    Abstract: An electronic device and methods for performing low-latency, low-power beam management are disclosed herein. An electronic device for performing low-latency, low-power beam management comprises a plurality of antenna modules and a processor. The processor is configured to determine a number of active antenna modules to include in a set of active antenna modules, and select the set of active antenna modules, from among the plurality of antenna modules, based on a spherical coverage of the set of active antenna modules and based on information on blockage states of the plurality of antenna modules.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: January 31, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Anum Ali, Jianhua Mo, Boon Loong Ng, Vutha Va
  • Patent number: 11563469
    Abstract: Apparatus and methods for beamforming communication systems with power control based on antenna pattern configuration are provided. In certain embodiments, a beamforming communication system includes an antenna array including a plurality of antenna elements. The beamforming communication system further includes a plurality of signal conditioning circuits operatively associated with the antenna elements, and an antenna array management circuit that generates a plurality of control signals that individually control the signal conditioning circuits. The antenna array management circuit achieves a desired level of power control based on generating the control signals to select an antenna pattern configuration associated with a desired power control level.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: January 24, 2023
    Assignee: Skyworks Solutions, Inc.
    Inventors: Dominique Michel Yves Brunel, William J. Domino, Stephen Joseph Kovacic
  • Patent number: 11552684
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may identify at least one collision between a periodic reporting of channel state information associated with a first radio access technology (RAT) and a periodic reference signal transmission associated with a second RAT, wherein each reference signal transmission of the periodic reference signal transmission is sequentially transmitted via a plurality of antennas based at least in part on a first antenna order. The UE may determine a second antenna order for the periodic reference signal transmission that resolves the at least one collision. The UE may transmit the periodic reference signal transmission using the second antenna order. Numerous other aspects are provided.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: January 10, 2023
    Assignee: QUALCOMM Incorporated
    Inventors: Thawatt Gopal, Reza Shahidi, Brian Clarke Banister
  • Patent number: 11546014
    Abstract: An electronic device is provided. The electronic device includes an antenna to transmit or receive a signal of a specific frequency band, a wireless local area network (WLAN) communication module, and an ultra-wide band (UWB) communication module, wherein the UWB communication module may be configured to transmit a first signal notifying that the specific frequency band is to be used to the WLAN communication module, and use the specific frequency band, wherein the WLAN communication module may be configured to terminate, in case that the specific frequency band is being used, a use of the specific frequency band within a preset time in response to reception of the first signal, and transmit, when the use of the specific frequency band is terminated, a second signal indicating whether the specific frequency band is used by the WLAN communication module to the UWB communication module.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: January 3, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yi Yang, Moonseok Kang, Hyunkee Min, Moongee Cho, Geonwoo Kim, Sukgi Hong
  • Patent number: 11539411
    Abstract: An electronic device includes a first antenna configured to process a first radio frequency (RF) signal within a first frequency band; a second antenna spaced apart from the first antenna configured to process a second RF within a second frequency band different from the first frequency band; a first radio frequency front end (RFFE) and a second RFFE configured to process a third RF signal within a third frequency band different from the first frequency band and the second frequency band; a communication processor electrically connected to the first switch and the second switch; and a memory operatively coupled to the communication processor and configured to store performance information having, at least, a first value indicating an efficiency of the first antenna when performing a first radio communication, and a second value indicating an efficiency of the second antenna when performing the first radio communication.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: December 27, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Namjun Cho
  • Patent number: 11533093
    Abstract: A method for operating a power transmitting device in a wireless communication system is provided. The method includes receiving feedback information corresponding to power harvest from a plurality of electronic devices, performing beam scheduling based on the feedback information, and transmitting power to the plurality of the electronic devices using at least one beam based on the beam scheduling.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: December 20, 2022
    Assignee: Industry-Academic Cooperation Foundation, Yonsei University
    Inventors: Jang-Won Lee, Hyun-Suk Lee
  • Patent number: 11533159
    Abstract: In one implementation, a receiver has a module to calculate the cross-correlation between a portion of a digital representation of a received signal and a reference signal. The receiver also has a module to generate an estimate of a portion of a message potentially included in the digital representation of the received signal and a screening module to determine the likelihood that the received signal includes a message. For a received signal that is determined likely to include a message, the receiver includes a carrier refinement module to shift the frequency of carrier pulses in the digital representation of the received signal toward a desired frequency and to align the phase of carrier pulses in the digital representation of the received signal with a desired phase and a coherent matched filter to recover the message from the digital representation of the received signal.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: December 20, 2022
    Assignee: AIREON LLC
    Inventor: Timothy Dyson
  • Patent number: 11533199
    Abstract: Aspects of the subject disclosure may include, for example, obtaining, over an uplink (UL) using an aggregation of modular antenna arrays, a modulated signal that includes feedback transmitted by a user equipment (UE), wherein the aggregation of modular antenna arrays comprises multiple groups of antenna elements, after the obtaining the modulated signal, performing a demodulation of the modulated signal, determining demodulator constellation errors from the demodulation of the modulated signal, performing an error gradient weight adaptation responsive to the determining the demodulator constellation errors to derive revised weights for various antenna elements of the multiple groups of antenna elements, and applying the revised weights to the various antenna elements of the multiple groups of antenna elements to adjust signals received over the UL. Other embodiments are disclosed.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: December 20, 2022
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Ernest Tsui, Paul Maxwell
  • Patent number: 11515914
    Abstract: A method for distributing over the air (OTA) content is provided. The method includes detecting connection of an OTA antenna system capable of receiving an OTA signal including media content at a plurality of channels to a network access point via the removable connection. The method includes communicating a control signal from a network access point to the OTA antenna system via a removable connection to configure a modal antenna of the OTA antenna system in a selected mode of a plurality of antenna modes for a selected channel of the plurality of channels. The method includes receiving a signal associated with media content of the selected channel from the OTA antenna system via the removable connection. The method includes communicating the media content of the selected channel via a network communication link to a client device.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: November 29, 2022
    Assignee: Kyocera AVX Components (San Diego), Inc.
    Inventors: Aravind Dhulipalla, Sebastian Rowson
  • Patent number: 11515916
    Abstract: Systems, methods, and methods of fabricating can provide an axially symmetric high-density beamforming architecture. The beamforming architecture can include pluralities of symmetric beamforming layers having integrated electronics. The beamforming layers can be incrementally rotated and stacked with respect to each other in three-dimensions (3D) to provide a high-density topology capable of forming thousands of beams in a phased array antenna. The beamforming layers provide signal/beam pathways from a group (or sub-group) of signal interfaces on an input side of the beamforming layer to a corresponding group of signal interfaces on an output side of the beamforming layer. The beamforming architecture can also include a plurality of beam routing layers that mate with the plurality of beamforming layers to route the signals from a plurality of input beamforming layers to a plurality of output beamforming layers.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: November 29, 2022
    Assignee: The Boeing Company
    Inventors: Daniel Steven Roukos, Siddhartha Ghosh
  • Patent number: 11515920
    Abstract: Aspects described herein relate to communicating with a base station over multiple frequency bands using a first beam, and switching from the first beam to the second beam during a time period or based on a timing of the reference band. Other aspects relate to transmitting an indication of one or more parameters for determining a reference band of the multiple frequency bands to use as a timing reference for switching beams for communicating over the multiple frequency bands.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: November 29, 2022
    Assignee: QUALCOMM INCORPORATED
    Inventors: Muhammad Nazmul Islam, Changhwan Park, Valentin Alexandru Gheorghiu
  • Patent number: 11509373
    Abstract: A system for configuring a multi-mode antenna onboard one or more of a plurality of network devices on a wireless network is provided. The system includes one or more processors configured to obtain data indicative of a channel quality indicator associated with one or more antenna modes of a plurality of antenna modes in which the multi-mode antenna onboard one or more of the network devices is configurable. Each of the plurality of antenna modes can have a distinct radiation pattern. The one or more processors can be configured to determine one or more network performance indicators for the wireless network based on the data. The one or more processors can be configured to provide one or more control signals over the wireless network based on the one or more network performance indicators. The control signal(s) can be associated with reconfiguring an antenna mode of the multi-mode antenna.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: November 22, 2022
    Assignee: Kyocera AVX Components (San Diego), Inc.
    Inventors: Jeffrey L. Hilbert, Sebastian Rowson, Abhishek Singh
  • Patent number: 11509361
    Abstract: In one embodiment, a method includes receiving SRS received from a plurality of UEs associated with the base station from an RU associated with the base station, estimating strengths or signal-to-noise ratios (SNRs) for pre-determined beams for each of the plurality of UEs based on the received SRS, selecting a subset of the plurality of UEs to which downlink data is to be transmitted for a RBG in a TTI based on the estimated strengths or SNRs of the pre-determined beams for the plurality of UEs, computing a precoding matrix for the RBG based on the selected subset, preparing multi-layered UE data for the RBG based on the selected subset and the computed precoding matrix, sending the multi-layered UE data and the precoding matrix for the RBG to the RU, where the RU transmits pre-coded multi-layered UE data to the UEs in the subset using MIMO technologies.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: November 22, 2022
    Assignee: Meta Platforms, Inc.
    Inventors: Mustafa Emin Sahin, Brett Eric Schein, Djordje Tujkovic, Krishna Srikanth Gomadam, Po Han Huang, Praveen Kumar Gopala
  • Patent number: 11489572
    Abstract: A hybrid beamforming method and device are disclosed. The method may include: sending a test request of an analog beam corresponding to physical antennas and a test request of a digital beam corresponding to radio frequency (RF) front ends, the physical antennas being divided into at least two groups, in which each group of physical antennas corresponds to one of the RF front ends; within a preset test period, switching states of connection between the groups of physical antennas and the RF front ends; and after the test period is over, managing the states of connection between the physical antennas and the RF front ends according to test results for the test requests, where the test results comprise a test result for the analog beam and a test result for the digital beam.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: November 1, 2022
    Assignee: ZTE CORPORATION
    Inventor: Gang Wu
  • Patent number: 11489577
    Abstract: The present disclosure comprises a method performed by a wireless device, wherein the wireless device is configured to communicate, using a set of beams, with a network node of a wireless communication system. The method comprises receiving, on one or more receive beams, one or more downlink, DL, signals from the network node. The method comprises determining one or more DL measurement parameters based on the received one or more DL signals. The method comprises determining whether the one or more DL measurement parameters satisfy a criterion. The method comprises, when it is determined that at least one of the one or more DL measurement parameters does not satisfy a criterion, indicating to the network node a beam reciprocity parameter, wherein the beam reciprocity parameter indicates a qualitative measure of one or more transmission beams of the wireless device.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: November 1, 2022
    Assignee: Sony Group Corporation
    Inventors: Olof Zander, Fredrik Rusek, Kun Zhao, Erik Bengtsson
  • Patent number: 11483050
    Abstract: The present disclosure relates to an antenna system (1, 1?) comprising: —a first set of antenna ports (2), —a second set of antenna ports (3) separate from the first set of antenna ports (2), —a third set of antenna ports (28) that at least partly comprises each one of the first set of antenna ports (2) and the second set of antenna ports (3), —a transmitter arrangement (4, 4?), and —a receiver (5, 5?). The transmitter arrangement (4, 4?) comprises a first transmitter (4a, 4a?) adapted for transmission of signals by means of a first downlink communication resource (6, 38) via the first set of antenna ports (2) and a second transmitter (4b, 4b?) adapted for transmission of signals by means of a second downlink communication resource (7, 39) via the second set of antenna ports (3).
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: October 25, 2022
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Ola Kaspersson, Tomas Lieback
  • Patent number: 11483035
    Abstract: Disclosed are methods and apparatuses for performing precoding. A method disclosed comprises steps of: transmitting a CSI reference signal to a UE to request the UE to report status-related information of respective panels; acquiring, based on first feedback information from the UE, the status-related information of the respective panels whose status-related information has been measured by the UE and a serving panel selected by the UE; and performing, based on the status-related information of the respective panels and the serving panel selected by the UE, two-stage beamforming separately to the respective panels, so as to first perform decoupling to suppress inter-panel interference and then perform per-panel precoding. The disclosure offers the following advantages: effectively eliminating the inter-panel and intra-panel interference, avoiding complex inter-panel calibration, and reducing implementation complexity and CSI feedback overhead.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: October 25, 2022
    Assignee: Nokia Shanghai Bell Co., Ltd.
    Inventors: Nuan Song, Huan Sun, Tao Yang
  • Patent number: 11476912
    Abstract: A processor coupled to a first communication device produces and transmits a first encoded vector and a second encoded vector to a second communication device via a communication channel that applies a channel transformation to the encoded vectors during transmission. A processor coupled to the second communication device receives the transformed signals, constructs a matrix based on the transformed signals, detects an effective channel thereof, and identifies left and right singular vectors of the effective channel. A precoding matrix is selected from a codebook of unitary matrices based on a message, and a second encoded vector is produced based on a second known vector, the precoding matrix, a complex conjugate of the left singular vectors, and the right singular vectors. A first symbol of the second encoded vector and a second symbol of the second encoded vector are sent to the first communication device for identification of the message.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: October 18, 2022
    Assignee: RAMPART COMMUNICATIONS, INC.
    Inventor: Matthew Brandon Robinson
  • Patent number: 11469805
    Abstract: One example includes a phased-array antenna system (10). The system includes antenna elements (16) each including an element adjustment circuit (24) and a radiating element (114). A beamforming network (14) receives a carrier signal and generates element carrier signals. A baseband DSP (22) generates a plurality of composite beamforming data signals associated with a respective one of the antenna elements (16) and is generated based on combining individual beamforming data signals. Each of the individual beamforming data signals is associated with a respective beam and is based on combining a data signal associated with the respective beam with an antenna weight associated with the respective beam and the respective one of the antenna elements (16).
    Type: Grant
    Filed: September 21, 2021
    Date of Patent: October 11, 2022
    Assignee: VIASAT, INC.
    Inventors: Peter S. Wyckoff, Joseph J. Luna
  • Patent number: 11462826
    Abstract: The present disclosure provides a signal conditioner, an antenna device and a manufacturing method. The signal conditioner includes: a microstrip line including a first portion and a second portion; an insulating layer including a first insulating layer covering the first portion; at least one electrode; a liquid crystal layer covering the microstrip line, the insulating layer, and the at least one electrode; and a common electrode line. A first end of the first portion is connected to a first end of the second portion. A second end of the first portion is connected to a second end of the second portion. The at least one electrode includes a first electrode on a side of the first insulating layer facing away from the first portion. The common electrode line is on a side of the liquid crystal layer facing away from the microstrip line.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: October 4, 2022
    Assignees: Beijing BOE Sensor Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Jie Wu, Tienlun Ting, Xiangzhong Kong, Liang Li, Xue Cao, Ying Wang, Haocheng Jia, Peizhi Cai, Chuncheng Che