Patents by Inventor WEIMIN DUAN

WEIMIN DUAN 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).

  • REFERENCE SIGNAL AGGREGATION FOR RADIO FREQUENCY SENSING
    Publication number: 20240183934
    Abstract: A first wireless node may output a configuration of a plurality of reference signals (RSs) based on a set of sensing measurement conditions. The sensing measurement conditions may include one or more of a range resolution, a maximum range, a velocity resolution, a maximum velocity, a velocity range, an angle of arrival (AoA) measurement, an angle of departure (AoD) measurement, or a multiple-input multiple-output (MIMO) sensing occasion for radar sensing. A second wireless node may obtain the configuration of the plurality of RSs. The first wireless node may transmit the plurality of RSs for the radar sensing based on the configuration. The second wireless node may receive the plurality of RSs for the radar sensing based on the configuration. The second wireless node may perform the radar sensing based on the received plurality of RSs.
    Type: Application
    Filed: December 5, 2022
    Publication date: June 6, 2024
    Inventors: Weimin DUAN, Hyojin LEE
  • JOINT FMCW SENSING AND OFDM COMMUNICATIONS
    Publication number: 20240183935
    Abstract: Aspects presented herein may enable a wireless device (e.g., a joint FMCW radar and communication system) to transmit and/or receive an FMCW signal and an OFDM signal using the same time and frequency resources. In one aspect, a first wireless device receives an indication of a scheduled transmission for an FMCW waveform via a set of time-frequency resources. The first wireless device transmits or receives the FMCW waveform via the set of time-frequency resources based on the indication, where the FMCW waveform is separated from an OFDM waveform by a buffer zone including a first gap in frequency, where the first gap in frequency is based on an interference level between the FMCW waveform and the OFDM waveform.
    Type: Application
    Filed: December 5, 2022
    Publication date: June 6, 2024
    Inventors: Danlu ZHANG, Weimin DUAN, Jing JIANG, Roberto RIMINI, John Edward SMEE, Peter Pui Lok ANG, Lai Kan LEUNG, Seyedkianoush HOSSEINI
  • POSITIONING REFERENCE SIGNAL SPOOFING DETECTION AND MITIGATION
    Publication number: 20240187864
    Abstract: Disclosed are techniques for wireless communication. In an aspect, a user equipment (UE) may obtain a set of one or more beam profiles, wherein each beam profile in the set of one or more beam profiles comprises the beam profile of a legitimate positioning reference signal (PRS) beam. The UE may determine a beam profile of a received PRS beam. The UE may determine a legitimacy of the received PRS beam based on a comparison of the beam profile of the received PRS beam to the set of one or more beam profiles from legitimate PRS beams.
    Type: Application
    Filed: April 5, 2022
    Publication date: June 6, 2024
    Inventors: Weimin DUAN, Alexandros MANOLAKOS, Krishna Kiran MUKKAVALLI
  • TIME REVERSAL FOR ON-DEMAND POSITIONING
    Publication number: 20240178964
    Abstract: Methods and apparatus for on-demand transmission of time reversal (TR) precoded positioning signals are disclosed. In an example method, a user equipment (UE) may transmit a request for transmission of one or more positioning signals from a base station, the request associated with a TR precoding, transmit one or more signals to the base station, and receive from the base station the one or more positioning signals based at least in part on the transmitted request and the one or more transmitted signals.
    Type: Application
    Filed: March 15, 2022
    Publication date: May 30, 2024
    Inventors: Weimin DUAN, Jing LEI, Alexandros MANOLAKOS
  • POSITIONING MEASUREMENT REPORTING
    Publication number: 20240178971
    Abstract: A method of providing positioning state information in a channel usable for conveying the positioning state information includes: obtaining a positioning state information resource allocation parameter; determining a positioning resource amount based on the positioning state information resource allocation parameter, the positioning resource amount being an amount of resources of the channel usable for conveying the positioning state information; and transmitting the positioning state information over the channel while occupying no more than the positioning resource amount of resources of the channel.
    Type: Application
    Filed: January 31, 2024
    Publication date: May 30, 2024
    Inventors: Alexandros MANOLAKOS, Weimin DUAN, Wanshi CHEN
  • POSITIONING REFERENCE SIGNAL (PRS) PROCESSING WINDOW FOR LOW LATENCY POSITIONING MEASUREMENT REPORTING
    Publication number: 20240175964
    Abstract: Disclosed are techniques for wireless communication. In an aspect, a user equipment (UE) measures one or more positioning reference signal (PRS) resources of at least one PRS instance, and processes the one or more PRS resources of the at least one PRS instance during a PRS processing gap, wherein the PRS processing gap comprises a period of time during which the UE prioritizes PRS processing over reception, processing, or both of other downlink signals and channels.
    Type: Application
    Filed: February 2, 2024
    Publication date: May 30, 2024
    Inventors: Alexandros MANOLAKOS, Weimin DUAN, Sven FISCHER, Krishna Kiran MUKKAVILLI
  • SERVER-TO-BASE STATION CONFIGURATION OF FEATURE PROCESSING NEURAL NETWORK FOR POSITIONING
    Publication number: 20240179671
    Abstract: Disclosed are techniques for positioning. In an aspect, a network node receives, from a network entity, one or more parameters for a neural network, performs one or more measurements of at least one reference signal from a target user equipment (UE) based on a measurement configuration for the at least one reference signal, generates one or more statistics of one or more features of the at least one reference signal based on the neural network and the one or more measurements, and reports the one or more statistics to the network entity to enable the network entity to estimate a location of the target UE based on the one or more statistics and a location of the network node.
    Type: Application
    Filed: March 23, 2022
    Publication date: May 30, 2024
    Inventors: Sooryanarayanan GOPALAKRISHNAN, Jay Kumar SUNDARARAJAN, Alexandros MANOLAKOS, Naga BHUSHAN, Taesang YOO, Krishna Kiran MUKKAVILLI, Weimin DUAN, Tingfang JI
  • CONFIGURATION FRAMEWORK AND POSITIONING REFERENCE SIGNAL (PRS) ASSOCIATION MECHANISMS AND TRIGGERING FOR RECONFIGURABLE INTELLIGENT SURFACE (RIS)-AIDED POSITIONING AND OBJECT SENSING
    Publication number: 20240179669
    Abstract: Disclosed are techniques for wireless positioning. In an aspect, a user equipment (UE) engages in a positioning session or a sensing session and receives, from a network entity, assistance data for at least one positioning reference signal (PRS) resource transmitted by a transmission point, the assistance data including a PRS resource location field indicating a geographic location of the transmission point, the assistance data further including reflection point object (RPO) information for at least one RPO that is capable of reflecting a waveform associated with the at least one PRS resource, the RPO information including at least location information for the at least one RPO.
    Type: Application
    Filed: January 28, 2022
    Publication date: May 30, 2024
    Inventors: Alexandros MANOLAKOS, Weimin DUAN, Krishna Kiran MUKKAVILLI, Tingfang JI, Naga BHUSHAN
  • EFFICIENT CONFIGURING OF A NON-TERRESTRIAL NETWORK CONNECTION
    Publication number: 20240179591
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may communicate in a network based at least in part on using a first connection configuration. The UE may communicate in the network based at least in part using a second connection configuration instead of the first connection configuration. The UE may autonomously switch to reusing the first connection configuration for communicating in the network based at least in part on the first connection configuration being stored at the UE. Numerous other aspects are described.
    Type: Application
    Filed: November 30, 2022
    Publication date: May 30, 2024
    Inventors: Lianghai JI, Huilin XU, Liangping MA, Weimin DUAN, Jun MA, Mohamad SAYED HASSAN, Mehmet Izzet GURELLI, Qiang WU, Karthik ANANTHA SWAMY
  • Positioning reference signal (PRS) time and frequency pattern adaptation for user equipment (UE) power saving
    Patent number: 11988763
    Abstract: Disclosed are techniques for wireless positioning. In an aspect, a user equipment (UE) reports, to a network entity, a minimum number of symbols of a positioning reference signal (PRS) resource of a first transmission-reception point (TRP) of a pair of TRPs based on a reference signal time difference (RSTD) uncertainty parameter for the pair of TRPs, wherein the minimum number of symbols is less than a total number of symbols allocated for the PRS resource, and performs a positioning measurement of the minimum number of symbols of the PRS resource.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: May 21, 2024
    Assignee: QUALCOMM Incorporated
    Inventors: Weimin Duan, Hung Dinh Ly, Alexandros Manolakos
  • Positioning measurement reporting
    Patent number: 11991113
    Abstract: A method of providing positioning state information in a channel usable for conveying the positioning state information includes: obtaining a positioning state information resource allocation parameter; determining a positioning resource amount based on the positioning state information resource allocation parameter, the positioning resource amount being an amount of resources of the channel usable for conveying the positioning state information; and transmitting the positioning state information over the channel while occupying no more than the positioning resource amount of resources of the channel.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: May 21, 2024
    Assignee: QUALCOMM Incorporated
    Inventors: Alexandros Manolakos, Weimin Duan, Wanshi Chen
  • DETERMINING FACTORS FOR SPLITTING POSITIONING STATE INFORMATION (PSI) BETWEEN UPLINK CONTROL INFORMATION (UCI) AND MEDIUM ACCESS CONTROL CONTROL ELEMENTS (MAC-CE)
    Publication number: 20240163831
    Abstract: Disclosed are techniques for wireless positioning. In an aspect, a user equipment (UE) performs at least one positioning procedure with at least one transmission-reception point (TRP), and transmits a positioning report for the at least one positioning procedure via first low layer signaling or both the first low layer signaling and second signaling different than the first low layer signaling.
    Type: Application
    Filed: January 23, 2024
    Publication date: May 16, 2024
    Inventors: Alexandros MANOLAKOS, Weimin DUAN, Wanshi CHEN, Tingfang JI
  • REFERENCE SIGNAL TRANSMISSION FOR RECONFIGURABLE INTELLIGENT SURFACE (RIS)-AIDED POSITIONING
    Publication number: 20240162940
    Abstract: Embodiments described herein provide for an RIS-aided determination of the location of mobile device that enables the signal reflected by the RIS to be identified through channel estimation. More specifically, an Orthogonal Cover Code (OCC)-based approach may be taken where the RIS is configured to use different weights to reflect different reference signals, enabling a receiving device to identify the reflected signal. This can be utilized on signals used for positioning of the mobile device. Additionally or alternatively, this can be used for positioning of the RIS.
    Type: Application
    Filed: May 26, 2021
    Publication date: May 16, 2024
    Inventors: Yuwei REN, Weimin DUAN, Huilin XU, Yu ZHANG
  • ADAPTIVE MTI-BASED RF SENSING IN CELLULAR SYSTEMS
    Publication number: 20240162995
    Abstract: Aspects presented herein relate to methods and devices for wireless communication including an apparatus, e.g., a wireless device or a server. The apparatus may receive, from a network entity, an indication of clutter information from at least one sensing node or at least one sensor, where the clutter information is associated with one or more stationary or slow-moving reflections of one or more signals with respect to the at least one sensing node or the at least one sensor. The apparatus may also configure at least one filter in a set of filters at the wireless device based on the clutter information from the at least one sensing node or the at least one sensor.
    Type: Application
    Filed: November 11, 2022
    Publication date: May 16, 2024
    Inventors: Weimin DUAN, Hyojin LEE
  • SIDELINK POSITIONING REFERENCE SIGNAL RESOURCE CONFIGURATION
    Publication number: 20240155546
    Abstract: Disclosed are techniques for communication. In an aspect, a position estimation entity determines a sidelink positioning reference signal (SL-PRS) resource configuration associated with a positioning measurement procedure. The position estimation entity transmits an indication of the SL-PRS resource configuration (e.g., to first and/or second UEs). The UE(s) obtain the SL-PRS resource configuration, and perform the positioning measurement procedure in accordance with the SL-PRS resource configuration.
    Type: Application
    Filed: April 1, 2021
    Publication date: May 9, 2024
    Inventors: Jing DAI, Alexandros MANOLAKOS, Kianoush HOSSEINI, Chao WEI, Weimin DUAN, Hao XU
  • POSITION ESTIMATION PROCEDURES INVOLVING BASE STATION AND REFERENCE DEVICE
    Publication number: 20240155545
    Abstract: Disclosed are techniques for communication. In an aspect, a reference device (e.g., gNB or BS) and a BS obtain a configuration of a TDOA procedure including respective PRSs to be transmitted by the reference device and the BS. In an aspect, the reference device and the BS each mute their own transmission while the other device is transmitting its respective PRS. Other aspects are directed to DL-TDOA, UL-TDOA and elliptical positioning techniques.
    Type: Application
    Filed: April 9, 2021
    Publication date: May 9, 2024
    Inventors: Jing DAI, Chao WEI, Alexandros MANOLAKOS, Weimin DUAN, Hao XU
  • CONFIGURATION AND MEASUREMENT ENHANCEMENTS FOR DOUBLE-SIDED ROUND TRIP TIME
    Publication number: 20240155550
    Abstract: A UE receives, from a BS, information indicating a first TEG delay at the BS for a transmission of a first PRS, a second TEG delay at the BS for a reception of an SRS from the UE, a third TEG delay at the BS for a transmission of a second PRS, a fourth TEG delay at the BS for a transmission of the first PRS and a reception of the SRS from the UE, or a fifth TEG delay at the BS for a reception of the SRS from the UE and a transmission of the second PRS, or any combination thereof. The UE determines a double RTT based on a first PRS timing associated with a reception of the first PRS, an SRS timing associated with a transmission of the SRS, a second PRS timing associated with a reception of the second PRS, and the received information.
    Type: Application
    Filed: April 30, 2021
    Publication date: May 9, 2024
    Inventors: Jing DAI, Alexandros MANOLAKOS, Sony AKKARAKARAN, Srinivas YERRAMALLI, Guttorm Ringstad OPSHAUG, Weimin DUAN
  • PARTIAL POSITION SIGNALING FOR PREVENTING NEW RADIO POSITIONING ATTACKS
    Publication number: 20240147239
    Abstract: Disclosed are systems, methods, and non-transitory media for detecting a positioning attack based on wireless position signaling. For example, a location server can determine a positioning reference signal having at least a first signal portion and at least a second signal portion. An indication of a positioning attack associated with the positioning reference signal can be obtained. The location server can provide, to a base station, a message of transmission preemption of the second signal portion of the positioning reference signal based on the indication of the positioning attack.
    Type: Application
    Filed: April 15, 2022
    Publication date: May 2, 2024
    Inventors: Alexandros MANOLAKOS, Weimin DUAN, Krishna Kiran MUKKAVILLI
  • Slot format for reference radar signal and at least one target radar signal between base stations
    Patent number: 11971500
    Abstract: In an aspect, a radar controller determines a radar slot format that configures transmission of a reference radar signal on a first symbol over a first link from a first base station to a second base station followed by at least one target radar signal on at least one second symbol over at least one second link from the first base station to the second base station, and transmits an indication of the radar slot format to the first base station and the second base station. The first base station transmits, and the second base station receives, the reference radar signal and the at least one target radar signal in accordance with the radar slot format.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: April 30, 2024
    Assignee: QUALCOMM INCORPORATED
    Inventors: Weimin Duan, Alexandros Manolakos, Seyong Park, Renqiu Wang, Hwan Joon Kwon, Krishna Kiran Mukkavilli, Taesang Yoo
  • PAIRED DOWNLINK POSITIONING REFERENCE SIGNAL RESOURCE CONFIGURATION
    Publication number: 20240137898
    Abstract: Disclosed are techniques for communication. In an aspect, a position estimation entity (e.g., gNB, LMF, location server, UE, etc.) determines a paired downlink positioning reference signal (DL-PRS) resource configuration for a first DL-PRS and a second DL-PRS that is offset in time from the first DL-PRS by a time offset, the first and second DL-PRSs associated with the same transmission source. The position estimation entity transmits the paired DL-PRS resource configuration to a UE, which performs measurements in accordance with the paired DL-PRS resource configuration.
    Type: Application
    Filed: April 1, 2021
    Publication date: April 25, 2024
    Inventors: Jing DAI, Alexandros MANOLAKOS, Chao WEI, Kianoush HOSSEINI, Weimin DUAN, Hao XU