Patents by Inventor Xinqian XIE

Xinqian XIE 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: 20190230553
    Abstract: Embodiments of the present disclosure provide a message processing method and apparatus. The method includes: determining a transmission type of information to be sent to a terminal device and a transmission parameter corresponding to the transmission type; and sending, to the terminal device, a notification message carrying an indication field, where the indication field is used to indicate the transmission type and the transmission parameter, so that the terminal device receives data based on the transmission type and the transmission parameter; and at least one state of the indication field indicates that the transmission type is a first multiuser superposition transmission type, or at least one state of the indication field indicates that the transmission type is a third multiuser superposition transmission type. Based on the message processing method and apparatus provided in the embodiments of the present disclosure, transmission efficiency of a system can be increased.
    Type: Application
    Filed: March 29, 2019
    Publication date: July 25, 2019
    Inventors: Xinqian Xie, Zhiheng Guo, Xingqing Cheng
  • Publication number: 20190230660
    Abstract: A communication method includes: determining, by a first base station, a first time adjustment parameter, where the first time adjustment parameter is determined based on a time sequence of a first subframe, and the first subframe is a transmission subframe between the first base station and a second base station; and sending, by the first base station, the first time adjustment parameter to a terminal, where the first time adjustment parameter is used by the terminal to determine a timing of a second subframe, and the second subframe is a transmission subframe between the terminal and the first base station. A micro base station sends a time adjustment parameter to a terminal, and the terminal determines a timing of a micro access link subframe, to implement space division multiplexing of a backhaul link and a micro access link.
    Type: Application
    Filed: March 29, 2019
    Publication date: July 25, 2019
    Inventors: Xinqian XIE, Zhiheng GUO, Wei SUN
  • Publication number: 20190222411
    Abstract: The present invention relates to the field of wireless communications, and in particular, to an information sending and receiving method, a base station, and a terminal device that are used for uplink timing of a terminal device. In the information sending method, a first base station determines a first time adjustment parameter and a second time adjustment parameter; the first base station sends the first time adjustment parameter and the second time adjustment parameter to a terminal device. According to the solution provided in this application, the base station provides a plurality of time adjustment parameters for the terminal device to perform uplink signal timing, so as to provide flexible and efficient uplink subframe scheduling for the base station, thereby meeting various requirements for uplink timing.
    Type: Application
    Filed: March 28, 2019
    Publication date: July 18, 2019
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Xinqian XIE, Zhiheng GUO, Wei SUN
  • Publication number: 20190222372
    Abstract: Example methods and apparatus for sending a signal are described. One method includes determining a to-be-sent first signal by a first terminal and determining a first time-frequency resource. Some or all of the first time-frequency resource are second time-frequency resources, and the second time-frequency resource is a time-frequency resource used to send a second signal. The first signal is sent by the first terminal by using the first time-frequency resource, where the first time-frequency resource includes an idle time-frequency resource that is not occupied by the second signal. The first time-frequency resource can also include a common time-frequency resource occupied by the second signal, and the first signal is orthogonal to the second signal in the common time-frequency resource.
    Type: Application
    Filed: March 26, 2019
    Publication date: July 18, 2019
    Inventors: Zhiheng GUO, Xinqian XIE, Wei SUN
  • Publication number: 20190222386
    Abstract: A data transmission method, including: determining, by a base station, a first PCRS port set and a second PCRS port set in a first scheduling period, where the first PCRS port set includes at least one port used to transmit a PCRS, but the second PCRS port set does not include a port used to transmit a PCRS in the first scheduling period; determining, by the base station, a first time-frequency resource element corresponding to the at least one port used to transmit a PCRS in the first PCRS port set; if a quantity of first time-frequency resource elements is greater than or equal to 1, sending, by the base station, a PCRS to user equipment on the first time-frequency resource element; and sending, by the base station, data to the user equipment on a second time-frequency resource element corresponding to the second PCRS port set.
    Type: Application
    Filed: March 28, 2019
    Publication date: July 18, 2019
    Inventors: Zhiheng GUO, Leiming ZHANG, Xinqian XIE, Xingqing CHENG
  • Publication number: 20190223181
    Abstract: A method for scheduling transmission in a wireless communications system, and a device are disclosed, to resolve a technical problem that uplink transmission in a cell in which the uplink transmission is performed may be interfered with by downlink transmission. The method includes: determining, by a network device, a priority of each transmission time interval used for first-direction transmission in a transmission time interval set, where the first-direction transmission is along a downlink direction from the network device to user equipment or along an uplink direction from the user equipment to the network device; selecting, by the network device, for a first cell, at least one transmission time interval from the transmission time interval set based on the priority; and performing, by the network device, in the first cell, the first-direction transmission with the user equipment by using the selected at least one transmission time interval.
    Type: Application
    Filed: March 27, 2019
    Publication date: July 18, 2019
    Inventors: Wei SUN, Zhiheng GUO, Xinqian XIE
  • Publication number: 20190207688
    Abstract: A method for measuring interference between terminal devices, including sending, by a first network device, first indication information to a first terminal device, where the first indication information instructs the first terminal device to generate a pilot sequence based on sequence parameters, and further to send the pilot sequence on a time-frequency resource, and the first terminal device is a terminal device within a coverage area of the first network device, and sending, by the first network device, second indication information to a second network device, where the second indication information instructs the second network device to trigger a second terminal device to detect the pilot sequence on the time-frequency resource based on the sequence parameters, and further to determine whether the first terminal device is an interference source of the second terminal device.
    Type: Application
    Filed: March 12, 2019
    Publication date: July 4, 2019
    Applicant: Huawei Technologies Co., Ltd.
    Inventors: Wei Sun, Zhiheng Guo, Xinqian Xie
  • Publication number: 20190191450
    Abstract: A method includes: receiving, by a first terminal device, a first downlink control channel on a third time-frequency resource; and based on the first downlink control channel and on a first time-frequency resource, sending, by the first terminal device, a first uplink message or receiving a first downlink message, where transmission directions of the first uplink message and a second downlink message are different, and the second downlink message is a message that the network device schedules a second terminal device to receive on a second time-frequency resource; transmission directions of the first downlink message and a second uplink message are different, and the second uplink message is a message that the network device schedules the second terminal device to send on the second time-frequency resource; and the first time-frequency resource and the second time-frequency resource include a same time domain resource and a same frequency domain resource.
    Type: Application
    Filed: February 21, 2019
    Publication date: June 20, 2019
    Inventors: Zhiheng Guo, Wei Sun, Xinqian Xie
  • Publication number: 20190182016
    Abstract: A physical resource block PRB grid indication method and a device are disclosed. The method includes: receiving, by a terminal device, location information sent by a network device, where the location information is used to indicate a relative location relationship between a first predetermined location in a synchronization signal block PRB grid and any PRB in a system common PRB grid with a first subcarrier spacing; and determining, by the terminal device, a second predetermined location of the any PRB based on the first predetermined location and the location information.
    Type: Application
    Filed: December 28, 2018
    Publication date: June 13, 2019
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Zhiheng Guo, Qian Wu, Xinqian Xie
  • Publication number: 20190173621
    Abstract: A method includes: sending, by a first terminal device, an HARQ-ACK to a network device based on received HARQ-ACK feedback indication information sent by the network device, where the HARQ-ACK feedback indication information is used to indicate a transmission time interval commonly occupied by at least one terminal device to feed back an HARQ-ACK and proprietary information about an HARQ-ACK fed back by each terminal device, and the at least one terminal device includes the first terminal device. In this technical solution, HARQ-ACK feedback indication information can indicate proprietary information about an HARQ-ACK fed back by a terminal device, thereby reducing a load of an uplink control channel when the terminal device feeds back the HARQ-ACK.
    Type: Application
    Filed: February 4, 2019
    Publication date: June 6, 2019
    Inventors: Wei SUN, Zhiheng GUO, Xinqian XIE
  • Publication number: 20190174424
    Abstract: Embodiments of the present invention provide a data transmission method, including: allocating, based on a power ratio value of near user equipment to far user equipment in two paired user equipments, a transmit power to each of the near user equipment and the far user equipment, where the power ratio value is a ratio in a first ratio set, at least one ratio in the first ratio set can be selected from a second ratio set. Therefore, according to the embodiments of the present invention, a plurality of power ratio values of near user equipment to far user equipment in two paired user equipments can be provided, thereby increasing flexibility of a base station for the near user equipment and the far user equipment, and helping increase a performance gain that can be obtained by MUST transmission.
    Type: Application
    Filed: February 11, 2019
    Publication date: June 6, 2019
    Inventors: Xinqian XIE, Zhiheng GUO, Xingqing CHENG, Leiming ZHANG
  • Publication number: 20190173645
    Abstract: The reference signal sending method includes: determining, by a first sending device, a first reference signal and a first code resource, where the first code resource is orthogonal to a second code resource, the second code resource is used to transmit a second reference signal; and sending, by the first sending device, the first reference signal by using the first code resource, where the first reference signal is carried on at least one first time-frequency resource group, a value of a quantity of resource elements (REs) occupied by each of the at least one first time-frequency resource group is the same as a value of a length of the first code resource, and the first reference signal and the second reference signal are multiplexed on a time-frequency resource occupied by the at least one first time-frequency resource group, based on the first code resource and the second code resource.
    Type: Application
    Filed: February 11, 2019
    Publication date: June 6, 2019
    Inventors: Zhiheng GUO, Wei SUN, Xinqian XIE
  • Publication number: 20190165892
    Abstract: The present disclosure discloses a communication method, an apparatus, and a system. The communication method includes: receiving, by a base station, uplink data sent by a terminal device; decoding the uplink data; and sending, by the base station, feedback information of the uplink data. The feedback information is used to indicate a decoding status of the uplink data, and carries information about an identifier. The identifier includes an identity of the terminal device or an identifier of the uplink data. In this way, the terminal device is prevented from receiving incorrect feedback information during conflicting transmission.
    Type: Application
    Filed: February 1, 2019
    Publication date: May 30, 2019
    Inventors: Xinqian XIE, Zhiheng GUO, Xingqing CHENG
  • Publication number: 20180310252
    Abstract: Embodiments of the present invention provide a wireless communication method and a device. The wireless communication method includes: determining, by a base station, a transmission mode used to send data to a terminal in a current scheduling period, where the transmission mode is one of a paired transmission mode or a non-paired transmission mode; and sending, by the base station to the terminal, information indicating a terminal type corresponding to the transmission mode. According to the method and device, the terminal may perform corresponding processing according to the transmission mode, thereby improving processing efficiency. For example, the terminal may select an adaptive receiving algorithm to demodulate a signal, to improve demodulation efficiency and accuracy.
    Type: Application
    Filed: June 28, 2018
    Publication date: October 25, 2018
    Inventors: Hai WU, Zhiheng GUO, Xingqing CHENG, Yi LONG, Xinqian XIE