Patents Examined by Zewdu A Kassa
  • Patent number: 11956051
    Abstract: Systems and methods are disclosed herein for tracking multiple beams between a first radio node and one or more other radio nodes. In this regard, embodiments of a method performed by a first radio node for mitigating interference between two or more three-dimensional (3D) beams between the first radio node and the one or more other radio nodes are provided. According to one embodiment, the method comprises determining that a particular 3D beam from among two or more 3D beams results in interference to at least one other 3D beam from among the two or more 3D beams, wherein both the particular 3D beam and the at least one other 3D beam are both operated on a first frequency. The method further comprises selecting a new frequency to which to switch the particular 3D beam, and switching the particular 3D beam from the first frequency to the new frequency.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: April 9, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Ashkan Kalantari, Bipin Balakrishnan
  • Patent number: 11956031
    Abstract: Communication of Measurement Results in Coordinated Multipoint Methods (200, 400, 600) performed by a wireless device (1100), Radio Access node 5 (1300) and training agent (1500) are disclosed. The wireless device is operable to receive signals over a communication channel from a Transmission Point (TP) of a communication network, which TP is a member of a Coordinated Multipoint (CoMP) set and may be managed by the Radio Access node. The method (200) performed by the wireless device comprises performing a measurement on communication channels to 0 each of a plurality of TPs in the CoMP set (210), and using an autoencoder to compress a vector of measurement results of the performed measurements (220). The method further comprises transmitting the compressed vector of measurement results to TPs in the CoMP set (230) and receiving a joint transmission from TPs in the CoMP set (240).
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: April 9, 2024
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Vijaya Yajnanarayana, Alexandros Palaios, Ursula Challita
  • Patent number: 11949446
    Abstract: The present disclosure relates to a concept for a transformer, a transmitter circuit, a semiconductor chip, a semiconductor package, a base station, a mobile device and a method for a radio frequency transmitter. The transformer for a radio frequency transmitter circuit comprises a primary coil and a secondary coils, which are configured to receive an input signal and to provide an output signal, and a ternary coil configured to provide a feedback signal.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: April 2, 2024
    Assignee: Intel Corporation
    Inventors: Daniel Gruber, Mark Elzinga, Martin Clara
  • Patent number: 11943019
    Abstract: Systems and methods for low-power multi-antenna synchronization are disclosed. In one aspect, a computing device, such as an Internet of Things (IoT) computing device, may include a transceiver operating using BLUETOOTH LOW ENERGY (BLE) with multiple antennas. In an exemplary aspect, each of a plurality of antennas is coupled to a respective edge detection circuit. When an incoming signal is detected by one of the edge detection circuits, circuitry associated with others of the multiple antennas may be placed in a low-power mode while circuitry associated with the detecting edge detection circuit attempts to synchronize with the incoming signal to see if the incoming signal is a signal of interest.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: March 26, 2024
    Assignee: Qorvo US, Inc.
    Inventor: Andrew Fort
  • Patent number: 11943014
    Abstract: This application provides a channel measurement method and a communications apparatus. The method includes: A terminal device generates first indication information and sends the first indication information to a network device, where the first indication information is determined based on received precoded reference signals of P ports and is used to indicate Q ports in the P ports; the P ports correspond to P angle-delay pairs; each angle-delay pair includes one angle vector and one delay vector; the precoded reference signal of each of the P ports is obtained by precoding a reference signal based on one angle vector and one delay vector; and the Q ports correspond to Q angle-delay pairs in the P angle-delay pairs.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: March 26, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Haifan Yin, Huangping Jin, Shibin Ge, Xiaoyan Bi
  • Patent number: 11927679
    Abstract: The present disclosure relates to a method for synchronizing an encoded signal, in particular a GNSS signal. The method comprises receiving an input signal comprising a first signal component and a second signal component, wherein a sequence of N bits of the first signal component and a sequence of M bits of the second signal component are known a priori. The method further comprises determining a first logical sequence based on a plurality of cross-product operations formed between pairs of vectors obtained from a plurality of received symbols of the first signal component and the second signal component of the received input signal.
    Type: Grant
    Filed: February 10, 2022
    Date of Patent: March 12, 2024
    Assignee: u-blox AG
    Inventor: Oliver With
  • Patent number: 11923921
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine a blockage condition associated with at least one antenna element of a plurality of antenna elements. The UE may deactivate a set of antenna elements of the plurality of antenna elements based at least in part on the determination of the blockage condition, wherein the set of antenna elements includes the at least one antenna element. The UE may transmit, based at least in part on deactivating the set of antenna elements, an indication of a beam correspondence state. The UE may communicate using an activated set of antenna elements of the plurality of antenna elements. Numerous other aspects are described.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: March 5, 2024
    Assignee: QUALCOMM Incorporated
    Inventors: Vasanthan Raghavan, Junyi Li, Tao Luo
  • Patent number: 11916604
    Abstract: Embodiments may relate to a communications module comprising with a dispersion compensation module communicatively coupled between a baseband module and a radio frequency (RF) module. The dispersion compensation module may be configured to process a data signal at an intermediate frequency that is between a baseband frequency and a RF frequency. Other embodiments may be described or claimed.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: February 27, 2024
    Inventors: Diego Correas-Serrano, Georgios Dogiamis, Henning Braunisch, Neelam Prabhu Gaunkar, Telesphor Kamgaing, Thomas W. Brown, Stefano Pellerano
  • Patent number: 11909486
    Abstract: Aspects described herein relate to concurrently communicating with a base station over multiple frequency bands using a same first beam, and switching, according to beam switching criteria, from the first beam to a second beam during a time period, wherein the time period is based on a timing reference associated with a reference band.
    Type: Grant
    Filed: November 10, 2022
    Date of Patent: February 20, 2024
    Assignee: QUALCOMM Incorporated
    Inventors: Muhammad Nazmul Islam, Changhwan Park, Valentin Alexandru Gheorghiu
  • Patent number: 11909467
    Abstract: Provided are a method, an apparatus, a terminal device and a base station for controlling precoding. The method includes: receiving configuration parameters configured by a base station for the precoding, where the precoding is used for feeding back a channel state; determining an upper limit value of a feedback number of coefficients of composition vectors of the precoding according to the configuration parameters; and adjusting the upper limit value of the feedback number.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: February 20, 2024
    Assignee: ZTE Corporation
    Inventors: Yong Li, Hao Wu, Guozeng Zheng, Zhaohua Lu
  • Patent number: 11909468
    Abstract: A method for pointing an antenna can include positioning, by a positioner, a beam of an antenna mounted on a vehicle to an initial angular position towards a target satellite based on an initial pointing direction for the antenna, the initial pointing direction being defined in a fixed reference plane and communicating, from the antenna, a signal with the target satellite, wherein the positioner controls an orientation of a pedestal of the antenna. The method also includes, executing, by an antenna control unit (ACU), an offset compensation operation of the antenna. The offset correction operation can include adjusting a pointing direction of the antenna to a plurality of angular positions and selecting a scan offset angle based on measured signal metrics for the plurality of angular positions. The method can include calculating a yaw compensation of the antenna based on the initial pointing direction and on a yaw pointing direction.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: February 20, 2024
    Assignee: Viasat, Inc.
    Inventor: Douglas J. Merrell
  • Patent number: 11909425
    Abstract: In an electronic device and a method of operating the electronic device according to various embodiments, a front end module of the electronic device comprises: a first terminal connected to a transmission port for a first communication; a second terminal connected to a reception port for the first communication; a first amplifier connected to the first terminal; an amplifier circuit including a second amplifier and a bypass line connected in parallel with the second amplifier; a first switch connecting the amplifier circuit to one from among the second terminal, a third terminal connected to one of a reception port for a second communication or a transmission port for the second communication, and a fourth terminal connected to one of the reception port for the second communication or the transmission port for the second communication; and a second switch connecting an antenna to one of the amplifier circuit and the first amplifier, wherein a transmission signal of the second communication may be configured
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: February 20, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Janghyun Nam, Kyuhyuck Kwak, Hyoseok Na
  • Patent number: 11902198
    Abstract: To control transmissions to a user equipment (UE) over a downlink (DL) multiple-input, multiple-output (MIMO) channel, a base station determining that the UE is configured to support N DL MIMO layers and transmit reference signals over L antenna chains (852). In response to determining that L<N (870), the base station generates channel information for the DL MIMO channel using (i) L uplink reference signals, each transmitted by the UE over a respective one of the L antenna chains (880), and (ii) one or more additional transmissions received from the UE (882). The base station transmits data streams over the DL MIMO channel in accordance with the generated channel information.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: February 13, 2024
    Assignee: GOOGLE LLC
    Inventors: Clement Huang, Chih-Hsiang Wu
  • Patent number: 11901984
    Abstract: The invention relates to an antenna soft switching system of an Angle of Departure, AoD, direction finding transmitter unit. The soft switching system comprises: a timing unit for obtaining at least a starting time of a switching event, a switching network arranged on a radio frequency, RF, signal path between an RF port and a first antenna port and a second antenna port, and a generator unit for generating at least one waveform for controlling the switching network. The generator unit is configured to control the switching network so that the amplitude of the RF signal is switched substantially smoothly from the first antenna port to the second antenna port so that level of unwanted emissions of a transmitted RF spectrum of the AoD directional finding transmitter unit are reduced. The invention relates also to an AoD direction finding transmitter unit comprising the antenna soft switching system and to an antenna soft switching method for an AoD directional finding transmitter unit.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: February 13, 2024
    Assignee: Corehw Semiconductor OY
    Inventor: Petri Kotilainen
  • Patent number: 11894904
    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: November 21, 2022
    Date of Patent: February 6, 2024
    Assignee: KYOCERA AVX Components (San Diego), Inc.
    Inventors: Jeffrey L. Hilbert, Sebastian Rowson, Abhishek Singh
  • Patent number: 11894909
    Abstract: The present application relates to devices and components including apparatus, systems, and methods for determining a beam for communication between a user equipment and a base station. For example, angle of arrival estimates may be utilized for determining the beam for communication.
    Type: Grant
    Filed: August 1, 2022
    Date of Patent: February 6, 2024
    Assignee: APPLE INC.
    Inventors: Yakun Sun, Rohit U. Nabar, Mithat C. Dogan, Parvathanathan Subrahmanya, Han Yan, Louay Jalloul
  • Patent number: 11881923
    Abstract: In an aspect, the present disclosure includes a method, apparatus, and computer readable medium for wireless communications at a user equipment (UE) for measuring one or more synchronization signal block (SSB) beams from a network entity; selecting a highest rated SSB beam from the one or more SSB beams based on one or more selection factors; transmitting, to the network entity, a beam report including an identification of the highest rated SSB beam; initiating a timer in response to transmitting the beam report; determining whether a media access control (MAC) control element (CE) is received from the network entity before expiration of the timer; and performing beam switching from a current SSB beam to the highest rated SSB beam based on a determination that the MAC CE is not received from the network entity before expiration of the timer.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: January 23, 2024
    Assignee: QUALCOMM Incorporated
    Inventors: Vishnu Namboodiri Karakkad Kesavan Namboodiri, Arnab Pal, Mahendran Kamatchi, Shabnam Parvin Mondal, Yongle Wu, Yong Li, Ruhua He, Priyanka Yenigalla
  • Patent number: 11876587
    Abstract: In the various embodiments, a radio communication system implementing an Switched Antenna Array (SAA) is provided that minimizes the number of radio chains required for a given number of antennas by implementing a radio frequency (RF) switch that connects the radio chains to the antennas. In some embodiments, the RF switch can activate a subset of antennas in the antenna array to generate an appropriate beam pattern for communications with another device. In some embodiments, a method is provided to determine a configuration matrix corresponding to a beam pattern with a desired signal conformity level.
    Type: Grant
    Filed: August 5, 2022
    Date of Patent: January 16, 2024
    Assignee: Verizon Patent and Licensing Inc.
    Inventors: Donna L. Polehn, Corey J. Christopherson
  • Patent number: 11870729
    Abstract: A radio physical layer protocol data unit (PPDU) sending method includes: obtaining, a radio physical layer protocol data unit (PPDU), wherein the PPDU includes a high efficiency-signal field A (HE-SIG-A) and a high efficiency-signal field B (HE-SIG-B), the HE-SIG-A includes a field indicating a quantity of orthogonal frequency division multiplexing (OFDM) symbols in the HE-SIG-B, and wherein a value of the field indicates one of the following: that the quantity of OFDM symbols included in the HE-SIG-B is greater than or equal to 16, or the quantity of OFDM symbols included in the HE-SIG-B; and sending the PPDU.
    Type: Grant
    Filed: December 19, 2022
    Date of Patent: January 9, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Ming Gan, Shimon Shilo, Leonid Epstein, Oded Redlich, Xun Yang, Tao Wu
  • Patent number: 11870520
    Abstract: An antenna in a system is provided and includes a first device and at least one second mobile device, where the first device communicates with the second device(s). In an acquisition mode, for each antenna of an antenna system, a first item of communication quality information is obtained, and the antenna the first item of information of which is the highest is selected. In a pursuit mode, if the selected antenna is sectoral, a second item of communication quality information is obtained, and the antenna the second item of information of which is the highest is selected. For each antenna, a third item of communication quality is obtained if the selected antenna is the omnidirectional antenna, and from the third items of information, the antenna the third item of information of which is the highest is selected.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: January 9, 2024
    Assignee: SAFRAN ELECTRONICS & DEFENSE
    Inventor: Eric Todeschini