Patents by Inventor Jialing Liu

Jialing Liu 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).

  • Publication number: 20220248338
    Abstract: A method for operating a user equipment (UE) includes receiving at least one of a configuration of a first group of one or more downlink (DL) signals, a configuration of a second group of one or more open-loop power control (PC) parameters, a configuration of a third group of one or more closed-loop PC parameters, or a configuration of a fourth group of one or more loop states, receiving a configuration of a PC setting, wherein the PC setting is associated with at least one of a subset of the first group, a subset of the second group, a subset of the third group, or a subset of the fourth group, selecting a transmit power level in accordance with the PC setting and a pathloss, wherein the pathloss is determined in accordance with a DL reference signal (SS) and a synchronization signal (SS).
    Type: Application
    Filed: April 19, 2022
    Publication date: August 4, 2022
    Inventors: Jialing Liu, Weimin Xiao, Qian Cheng
  • Patent number: 11399299
    Abstract: An embodiment method, by a user equipment (UE), includes performing a channel measurement (CM) on a first subset of a set of non-zero-power (NZP) CSI reference signal (CSI-RS) resources and an interference measurement (IM) on at least a second subset of the set of NZP CSI-RS resources. The second subset includes one or more NZP CSI-RS ports. The IM is performed according to assumptions: each NZP CSI-RS port in the second subset corresponds to an interference transmission layer, the IM being in accordance with a set of energy per resource element ratios each associated with one NZP CSI-RS resource in the second subset; and other interference not associated with the interference transmission layers is on the first and second subsets. The method includes generating a channel state information (CSI) report based on the CM and IM and transmitting the CSI report to a network.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: July 26, 2022
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Jialing Liu, Weimin Xiao, Qian Cheng, Ruiqi Zhang
  • Publication number: 20220200684
    Abstract: Measurements and Channel State Information (CSI) feedback are configured using communications between a network and user equipment (UE). The communications includes a first signaling from a network component to the UE indicating one or more reference signal (RS) resource configurations, a second signaling indicating one or more interference measurement (IM) resource configurations, and a third signaling indicating a CSI report configuration, wherein the CSI report configuration indicates a subset of the one or more RS resource configurations and a subset of the one or more IM resource configurations. The UE establishes a RS based measurement according to the subset of the one or more RS resource configurations and an IM according to the subset of the one or more IM resource configurations. The UE then generates and sends to the network a CSI report in accordance with the CSI report configuration and using the RS based measurement and the IM.
    Type: Application
    Filed: March 11, 2022
    Publication date: June 23, 2022
    Inventors: Weimin Xiao, Jialing Liu, Bingyu Qu
  • Publication number: 20220173865
    Abstract: A method includes transmitting, by the access node, to a user equipment (UE) served by the access node, configuration information of a sounding reference signal (SRS) resource with a set of SRS ports, and transmitting, by the access node, to the UE, an indication of a subset of the set of SRS ports of the SRS resource.
    Type: Application
    Filed: February 16, 2022
    Publication date: June 2, 2022
    Inventors: Diana Maamari, Weimin Xiao, Jialing Liu, Qian Cheng
  • Patent number: 11317355
    Abstract: A method for operating a user equipment (UE) includes receiving at least one of a configuration of a first group of one or more downlink (DL) signals, a configuration of a second group of one or more open-loop power control (PC) parameters, a configuration of a third group of one or more closed-loop PC parameters, or a configuration of a fourth group of one or more loop states, receiving a configuration of a PC setting, wherein the PC setting is associated with at least one of a subset of the first group, a subset of the second group, a subset of the third group, or a subset of the fourth group, selecting a transmit power level in accordance with the PC setting and a pathloss, wherein the pathloss is determined in accordance with a DL reference signal (SS) and a synchronization signal (SS).
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: April 26, 2022
    Assignee: Futurewei Technologies, Inc.
    Inventors: Jialing Liu, Weimin Xiao, Qian Cheng
  • Publication number: 20220109479
    Abstract: A method implemented by a first device operating in a communication system includes obtaining a channel representation of a set of channels between the first device and a second device, the set of channels being over a set of subcarriers, the first device having multiple antenna ports, and the second device having one or multiple antenna ports; determining, by the first device, one or multiple communication filters in accordance with at least the channel representation; and applying, by the first device, the one or multiple communication filters to a communication on at least one of the multiple antenna ports of the first device, the communication being over the set of subcarriers.
    Type: Application
    Filed: December 16, 2021
    Publication date: April 7, 2022
    Inventors: Jialing Liu, Qian Cheng, Weimin Xiao, Diana Maamari, Anthony C.K. Soong
  • Patent number: 11296762
    Abstract: A method for providing user equipment access to millimeter wave stations through a microwave station includes receiving an indication of millimeter wave stations operating within a microwave coverage area of a microwave station. In a microwave band, information associated with the millimeter wave stations is broadcasted to user equipment in the microwave coverage area. A request is sent to the millimeter wave stations to transmit configuration signals over a microwave band. An instruction is transmitted over the microwave band to the user equipment to perform proximity measurements of the configuration signals. According to the proximity measurements, a request is sent to a particular millimeter wave station to transmit beamforming signals over a millimeter wave band. An instruction is transmitted over the microwave band to the user equipment to perform beamforming measurements of the beamforming signals. According to the beamforming measurements, the user equipment is switched to millimeter wave operation.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: April 5, 2022
    Assignee: Futurewei Technologies, Inc.
    Inventors: Philippe Sartori, Vipul Desai, George Calcev, Anthony C. K. Soong, Jialing Liu, Qian Cheng, Weimin Xiao
  • Publication number: 20220086738
    Abstract: System and method embodiments are provided for network adaption and utilization of a discovery signal (DS). In an embodiment, a method in a UE for communicating in a wireless network includes receiving a parameter(s) from a network controller, wherein the parameter provides the UE with an activation time frame within which the UE can expect to receive a common reference signal (CRS) from a network component, a deactivation time frame within which the UE is not to expect to receive the CRS, and information for receiving and processing a DS from the network component; receiving the DS from the network component, wherein a structure and format of the DS conforms to the parameter received by the UE; refraining from attempting to perform CRS based procedures when the CRS is not received; and performing one of synchronization, cell identification, and DS based radio resource management (RRM) measurements according to the DS.
    Type: Application
    Filed: November 22, 2021
    Publication date: March 17, 2022
    Inventors: Jialing Liu, Weimin Xiao, Qian Cheng, Vipul Desai
  • Patent number: 11277183
    Abstract: Measurements and Channel State Information (CSI) feedback are configured using communications between a network and user equipment (UE). The communications includes a first signaling from a network component to the UE indicating one or more reference signal (RS) resource configurations, a second signaling indicating one or more interference measurement (IM) resource configurations, and a third signaling indicating a CSI report configuration, wherein the CSI report configuration indicates a subset of the one or more RS resource configurations and a subset of the one or more IM resource configurations. The UE establishes a RS based measurement according to the subset of the one or more RS resource configurations and an IM according to the subset of the one or more IM resource configurations. The UE then generates and sends to the network a CSI report in accordance with the CSI report configuration and using the RS based measurement and the IM.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: March 15, 2022
    Assignee: Futurewei Technologies, Inc.
    Inventors: Weimin Xiao, Jialing Liu, Bingyu Qu
  • Patent number: 11277175
    Abstract: A method for operating a communication device includes receiving a first transmission including a first signal on one or more resources associated with signal reception, deriving a receive filter in accordance with the received first transmission, deriving a transmit filter in accordance with the receive filter, precoding a second signal with the transmit filter, thereby producing a second transmission, and transmitting the second transmission.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: March 15, 2022
    Assignee: Futurewei Technologies, Inc.
    Inventors: Diana Maamari, Jialing Liu, Qian Cheng, Weimin Xiao, Hao Zhou, Anthony C. K. Soong
  • Publication number: 20220078156
    Abstract: A device, a network, and a method for wireless communication are provided. In an embodiment, the method, performed by a first communication node, includes generating at least one of a spatial-specific receiving pattern and a first spatial-specific processing pattern, receiving a waveform signal from one or more second nodes in accordance with the at least one of the spatial-specific receiving pattern or the first spatial-specific processing pattern, determining a second spatial-specific processing pattern and a channel status of a channel, wherein the channel status of the channel is according to the at least one of the spatial-specific receiving pattern and the second spatial-specific processing pattern and transmitting a signal along a transmission direction, wherein the transmission direction is in accordance with the at least one of the spatial-specific receiving pattern and the second spatial-specific processing pattern.
    Type: Application
    Filed: November 19, 2021
    Publication date: March 10, 2022
    Inventors: Jialing Liu, Weimin Xiao
  • Patent number: 11184073
    Abstract: Various methods and systems are provided to provide for Channel State Information (CSI) feedback of hybrid beamforming. In a first example embodiment, a method for signaling a beamforming reference signal (BFRS) is provided. A resource block is created for the BFRS, the resource block containing a plurality of resource elements, each resource element defined by a time-frequency resource within one subcarrier and one multiplexing symbol. A total number of analog transmit beams for the BFRS is then determined, along with grouping information for the analog transmit beams for the BFRS. Then, the resource block, the total number of analog beams, and the grouping information are transmitted from a first network controller to a user equipment (UE). Then the BFRS is transmitted from the first network controller to the UE.
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: November 23, 2021
    Assignee: Futurewei Technologies, Inc.
    Inventors: Qian Cheng, Weimin Xiao, Jialing Liu
  • Patent number: 11184836
    Abstract: System and method embodiments are provided for network adaptation and utilization of a discovery signal (DS). In an embodiment, a method in a UE for communicating in a wireless network includes receiving a parameter(s) from a network controller, wherein the parameter provides the UE with an activation time frame within which the UE can expect to receive a common reference signal (CRS) from a network component, a deactivation time frame within which the UE is not to expect to receive the CRS, and information for receiving and processing a DS from the network component; receiving the DS from the network component, wherein a structure and format of the DS conforms to the parameter received by the UE; refraining from attempting to perform CRS based procedures when the CRS is not received; and performing one of synchronization, cell identification, and DS based radio resource management (RRM) measurements according to the DS.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: November 23, 2021
    Assignee: Futurewei Technologies, Inc.
    Inventors: Jialing Liu, Weimin Xiao, Qian Cheng, Vipul Desai
  • Publication number: 20210359819
    Abstract: A network controller may transmit, to a communication device, information about a portion of a sounding reference signal (SRS) bandwidth, where the SRS bandwidth has been configured for the communication device for transmitting a SRS resource set via radio resource control (RRC) signaling. The communication device may then transmit the SRS resource set in the portion of the SRS bandwidth, upon being triggered by a downlink control information (DCI) message. The information about the portion of the SRS bandwidth may be transmitted in a DCI message or a medium access control (MAC) control element (CE).
    Type: Application
    Filed: August 2, 2021
    Publication date: November 18, 2021
    Inventors: Weimin Xiao, Jialing Liu, Qian Cheng, Diana Maamari
  • Publication number: 20210336743
    Abstract: An embodiment method for managing uplink transmission includes dividing, by a network controller, frequency resources in a single OFDM symbol into two sets of frequency resources. The method further includes signaling, by the network controller, to a UE to transmit data in a first set of the frequency resources and to transmit a pilot signal in a second set of the frequency resources.
    Type: Application
    Filed: May 11, 2021
    Publication date: October 28, 2021
    Inventors: Qian Cheng, Weimin Xiao, Jialing Liu
  • Patent number: 11129168
    Abstract: A method for operating a user equipment includes receiving a set of first random access channel (RACH) parameters associated with a first group of identifiers, and wherein identifiers in the first group of identifiers are used for generating pseudo-random sequences, and performing a random access procedure in accordance with the set of first RACH parameters and the first group of identifiers.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: September 21, 2021
    Assignee: FUTUREWEI TECHNOLOGIES, INC.
    Inventors: Jialing Liu, Bingyu Qu, Weimin Xiao
  • Publication number: 20210250155
    Abstract: A network controller may configure one or more channel state information-reference signal (CSI-RS) configurations for transmitting RSs to user equipments (UEs) for tracking. A CSI-RS configuration may specify a set of CSI-RS resources for transmitting RSs in two consecutive slots. The set of CSI-RS resources may include a plurality of one-port CSI-RS resources configured according to the CSI-RS configuration. The CSI-RS configuration may specify a quasi co-location (QCL) configuration including a set of QCL parameters, where a demodulation reference signal (DMRS) has a QCL relationship with the RS with respect to the set of QCL parameters. The network controller may signal the one or more CSI-RS configurations to UEs.
    Type: Application
    Filed: April 27, 2021
    Publication date: August 12, 2021
    Inventors: Qian Cheng, Weimin Xiao, Jialing Liu, Murali Narasimha
  • Patent number: 11005628
    Abstract: An embodiment method for managing uplink transmission includes dividing, by a network controller, frequency resources in a single OFDM symbol into two sets of frequency resources. The method further includes signaling, by the network controller, to a UE to transmit data in a first set of the frequency resources and to transmit a pilot signal in a second set of the frequency resources.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: May 11, 2021
    Assignee: Futurewei Technologies, Inc.
    Inventors: Qian Cheng, Weimin Xiao, Jialing Liu
  • Patent number: 10999103
    Abstract: Embodiments provide a communication method, a network device, and a terminal device. Under the method, a network device can send SRS configuration information of a first transmission resource and of a second transmission resource to a terminal device. The first transmission resource is a switching source carrier or bandwidth part. The second transmission resource is a switching destination carrier or bandwidth part. The SRS configuration information of the first and second transmission resource includes a first OFDM symbol set and a second OFDM symbol set respectively. Some and all symbols in the first set and second set may be used by the terminal device to send an SRS on the first and second transmission resource respectively. In various embodiments, the network device configures one or more symbols for the terminal device to transmit an SRS, so that high-frequency channel measurement can be better supported.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: May 4, 2021
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Dongdong Wei, Zhe Liu, Jialing Liu, Fan Wang
  • Patent number: 10992442
    Abstract: A network controller may configure one or more channel state information-reference signal (CSI-RS) configurations for transmitting RSs to user equipments (UEs) for tracking. A CSI-RS configuration may specify a set of CSI-RS resources for transmitting RSs in two consecutive slots. The set of CSI-RS resources may include a plurality of one-port CSI-RS resources configured according to the CSI-RS configuration. The CSI-RS configuration may specify a quasi co-location (QCL) configuration including a set of QCL parameters, where a demodulation reference signal (DMRS) has a QCL relationship with the RS with respect to the set of QCL parameters. The network controller may signal the one or more CSI-RS configurations to UEs.
    Type: Grant
    Filed: August 14, 2020
    Date of Patent: April 27, 2021
    Assignee: Futurewei Technologies, Inc.
    Inventors: Qian Cheng, Weimin Xiao, Jialing Liu, Murali Narasimha