Patents by Inventor Lei Guan

Lei Guan 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).

  • Patent number: 11862033
    Abstract: A medication confirmation method and apparatus. The method of an embodiment of the invention includes the steps of capturing one or more video sequences of a user administering medication via a medication administration apparatus, storing the captured one or more video sequences, and analyzing at least one of the stored video sequences to confirm that the user has properly administered the medication, and has properly positioned the medication administration apparatus.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: January 2, 2024
    Assignee: AIC Innovations Group, Inc.
    Inventors: Adam Hanina, Gordon Kessler, Lei Guan
  • Patent number: 11863492
    Abstract: A communications method, and apparatus are provided, to reduce a transmission latency when a plurality of HARQ-ACKs are transmitted in one time unit. The method includes: determining, in N groups of time-frequency resources based on the grouping relationship, the ith group of time-frequency resources corresponding to a first parameter related to the first DCI, receiving first DCI, and determining a first uplink channel that carries a first HARQ-ACK on a first time-frequency resource in the ith group of time-frequency resources, where the grouping relationship represents a correspondence between a first parameter and N groups of time-frequency resources, the N groups of time-frequency resources are obtained by grouping time-frequency resources in one time unit, each group of time-frequency resources corresponds to one or more first parameters, and the first parameter is related to DCI, a time-frequency resource in each group of time-frequency resources is for an uplink channel carries a HARQ-ACK.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: January 2, 2024
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Dan Hu, Jiafeng Shao, Lei Guan, Ruixiang Ma
  • Publication number: 20230413240
    Abstract: A wireless communication method, a communication apparatus, and a communication system. A terminal determines, based on a detected SSB, a set corresponding to the SSB, and further determines resource multiplexing manners of a plurality of SSBs in the set. Because the resource multiplexing manners of the plurality of SSBs in the set are able to be flexibly configured, adaptation to various TDD configurations are able to be implemented. In response to downlink resources in a TDD configuration being insufficient, the plurality of SSBs in the set are sent in a frequency division multiplexing manner as much as possible. In response to the downlink resources in the TDD configuration being sufficient, the plurality of SSBs in the set are sent in a time division multiplexing manner or a frequency division multiplexing manner.
    Type: Application
    Filed: August 30, 2023
    Publication date: December 21, 2023
    Inventors: Lei GUAN, Shengyu LI
  • Publication number: 20230413160
    Abstract: Embodiments of this application provide a wireless communication method, a communication apparatus, and a communication system. In the method, a terminal determines, based on a detected SSB, a first index of the SSB in a first set and a second index of the SSB, and then determines a resource of the SSB. One SSB may correspond to one or more resources, and time division multiplexing may be performed between different resources. Therefore, there is a plurality of sending occasions for one SSB. Each SSB corresponds to one transmit beam direction, so that a sending occasion of an SSB corresponding to a transmit beam direction may be flexibly adjusted. When a plurality of SSBs in one set are sent, a sending sequence of SSBs corresponding to different transmit beam directions may be determined according to a service requirement, to further determine a resource occupied by each SSB.
    Type: Application
    Filed: August 30, 2023
    Publication date: December 21, 2023
    Inventors: Lei GUAN, Shengyu LI
  • Publication number: 20230410290
    Abstract: A video is segmented into a plurality of sequences corresponding to different facial states performed by a patient in the video. For each sequence, displacement of a plurality of groups of landmarks of a face of the patient is tracked, to obtain, for each group of the plurality of groups, one or more displacement measures characterizing positions of the landmarks of the group. The one or more displacement measures corresponding to each group are provided into a corresponding neural network, to obtain a landmark feature. The neural networks corresponding to each group are different from one another. A sequence score for the sequence is determined based on a plurality of landmark features corresponding to the groups. A plurality of sequence scores are provided into a machine learning component, to obtain a patient score. A disease state of the patient is determined based on the patient score.
    Type: Application
    Filed: May 23, 2022
    Publication date: December 21, 2023
    Inventors: Deshana Desai, Xiaoguang Lu, Lei Guan, Shaolei Feng, Richard Christie
  • Patent number: 11846756
    Abstract: The present disclosure discloses a camera lens assembly comprising, sequentially from an object side to an image side along an optical axis, a stop; a first lens having a positive refractive power with an object-side surface thereof being a convex surface; a second lens having a positive refractive power; a third lens; a fourth lens; a fifth lens having a positive refractive power; a sixth lens having a negative refractive power with an object-side surface thereof being a concave surface; and wherein, a distance Ts along the optical axis from the stop to the object-side surface of the first lens satisfies: 0<Ts<0.2 mm.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: December 19, 2023
    Assignee: Zhejiang Sunny Optical Co., Ltd.
    Inventors: Lei Guan, Xinquan Wang, Fujian Dai, Liefeng Zhao
  • Publication number: 20230361931
    Abstract: This application provides an uplink acknowledgement information transmission method, the method includes: A terminal device may obtain a plurality of first HARQ-ACK codebooks, where each of the plurality of first HARQ-ACK codebooks includes HARQ-ACK information of at least one downlink data channel, each first HARQ-ACK codebook corresponds to one first radio network temporary identifier RNTI, and first RNTIs corresponding to the first HARQ-ACK codebooks are different. Then, the terminal device may send a physical uplink channel to a network device, where the physical uplink channel carries a second HARQ-ACK codebook, the second HARQ-ACK codebook includes at least one of the plurality of first HARQ-ACK codebooks that are concatenated in a preset order, and the preset order is determined based on a plurality of first RNTIs corresponding to the plurality of first HARQ-ACK codebooks.
    Type: Application
    Filed: July 12, 2023
    Publication date: November 9, 2023
    Inventors: Hongjian Yang, Ruixiang Ma, Lei Guan, Jinhuan Xia
  • Publication number: 20230361921
    Abstract: A terminal device receives a first message, and parses the first message. The first message includes a configuration that is related to PDCCH repetition transmission, and the configuration is related to the PDCCH repetition transmission is for determining M groups of PDCCH candidate sequences. Each group of PDCCH candidate sequences includes K PDCCH candidates, the K PDCCH candidates are for sending same downlink control information, and the K PDCCH candidates included in each group of PDCCH candidate sequences are separately located on different symbols. A PDCCH candidate in the M groups of PDCCH candidate sequences meets a first condition.
    Type: Application
    Filed: July 14, 2023
    Publication date: November 9, 2023
    Inventors: Shurong Jiao, Fei Gao, Meng Hua, Lei Guan
  • Publication number: 20230354370
    Abstract: This application provides a data transmission (including receiving and sending) method. The method includes: A terminal device receives downlink control information DCI, where cyclic redundancy check CRC of the DCI is scrambled by using a first RNTI, the DCI is used to schedule a first downlink data channel, and the first downlink data channel is scrambled by using a second RNTI; and the terminal device receives the first downlink data channel based on the DCI. The DCI includes a DAI domain and/or an FDRA domain. The DAI domain indicates a count of first HARQ-ACK information in a first HARQ-ACK codebook, and the first HARQ-ACK codebook corresponds to the first RNTI. The FDRA domain indicates, within a frequency domain range of a public frequency resource, a scheduled frequency domain resource on the first downlink data channel.
    Type: Application
    Filed: July 11, 2023
    Publication date: November 2, 2023
    Inventors: Hongjian YANG, Lei GUAN, Jinhuan XIA, Ruixiang MA, Bingzhao LI
  • Publication number: 20230354209
    Abstract: This application discloses a power control method for an uplink control channel, and an apparatus. Based on a time-frequency resource of a first physical uplink control channel (PUCCH) for carrying first uplink control information (UCI) and a time-frequency resource of a second PUCCH for carrying second UCI overlapping, a terminal sends the first UCI and the second UCI over a third PUCCH by using first power. The first power is determined based on a quantity of bits of the first UCI and/or a quantity of bits of the second UCI, to improve UCI transmission reliability in this scenario.
    Type: Application
    Filed: July 11, 2023
    Publication date: November 2, 2023
    Inventors: Ruijie Li, Lei Guan, Shengyu Li
  • Publication number: 20230354335
    Abstract: This application discloses a communication method, a communication device, and a communication system, and relates to the field of communication technologies, to resolve a problem that a network device cannot perform adaptive adjustment on a downlink communication link in a highly-reliable and low latency communication technology. In a solution provided in this application, after receiving downlink data from a network device, a terminal device may determine information about whether M (M is a positive integer) pieces of downlink data (that is, a first information set) are successfully parsed, and further feed back, to the network device, information obtained by the terminal device by parsing N (N is a positive integer, and N?M) pieces of downlink data (that is, second information), so that the network device can perform adaptive adjustment on a downlink based on the second information, thereby ensuring reliability of next downlink transmission.
    Type: Application
    Filed: July 11, 2023
    Publication date: November 2, 2023
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Ruijie LI, Lei GUAN
  • Patent number: 11805440
    Abstract: Examples in this application provide a communication method, apparatus, device, and system, and a storage medium. One example method includes determining, by a terminal device, that the first data packet of the target service sent by the first network device is not successfully received, sending, by the terminal device, a first message to a second network device, to request to retransmit the first data packet, and receiving, by the terminal device, the first data packet from the second network device.
    Type: Grant
    Filed: September 1, 2021
    Date of Patent: October 31, 2023
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Bingzhao Li, Lei Guan, Jianghua Liu
  • Patent number: 11792847
    Abstract: Example communication methods and apparatus are described. One example method includes performing first listen before talk (LBT) and sending a first data packet on a first uplink burst after the first LBT succeeds. A second contention window size is determined based on the first contention window size and a first reference time unit. Second LBT is performed based on the second contention window size. The first contention window size is used for a LBT previous to the second LBT, the first reference time unit is later than the second reference time unit corresponding to the first uplink burst. The first reference time unit is a time unit for determining the second contention window size, or a starting time unit of a second uplink burst corresponding to the second LBT. The second reference time unit corresponding to the first uplink burst is a time unit in the first uplink burst.
    Type: Grant
    Filed: May 10, 2022
    Date of Patent: October 17, 2023
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Yuan Li, Lei Guan
  • Publication number: 20230328739
    Abstract: Embodiments of this application disclose an information transmission method and an apparatus therefor. The method includes: A terminal device sends uplink control information UCI to a network device through an uplink data channel. The uplink data channel carries N data blocks. The N data blocks include a first data block and a second data block. N is a positive integer greater than or equal to 2. The first data block is modulated based on a first modulation and coding scheme MCS, and the second data block is modulated based on a second MCS. Implementation of embodiments of this application helps ensure reliability of downlink data transmission.
    Type: Application
    Filed: June 15, 2023
    Publication date: October 12, 2023
    Inventors: Ruijie LI, Lei GUAN, Shengyu LI
  • Publication number: 20230319836
    Abstract: A method includes: transmitting a first common control channel on a first resource, wherein the first resource is one candidate resource of a first candidate resource set within downlink resources of a cell, wherein the first common control channel carries a common search space indication information, wherein the common search space indication information indicates an actual resource of a common search space in a second candidate resource set of the cell, wherein the second candidate resource set is a subset of a common search space candidate resource set, wherein the common search space candidate resource set comprises at least two subsets, and wherein each subset of the at least two subsets corresponds to a candidate resource of the first candidate resource set; and transmitting a physical downlink control channel in the actual resource of the common search space.
    Type: Application
    Filed: April 4, 2023
    Publication date: October 5, 2023
    Inventors: Lei GUAN, Lixia XUE, Yongxing ZHOU, Qiang LI, Jingyuan SUN
  • Publication number: 20230308207
    Abstract: A method, and related apparatuses are disclosed, to provide an MCS corresponding to a lower code rate. The communication method includes: sending a first CQI number to a network device, wherein the first CQI number is determined based on a first CQI table; and receiving an MCS number in a first MCS table from the network device, wherein the first MCS table comprises an entry that is not comprised in the first CQI table, and at least one entry whose modulation scheme is 64QAM in the first CQI table, wherein a BLER corresponding to the first CQI table is 10e-5, and values obtained by multiplying code rates by 1024 in the first CQI table comprise 30 and 50.
    Type: Application
    Filed: June 1, 2023
    Publication date: September 28, 2023
    Inventors: Jiafeng Shao, Lei Guan, Yongxia Lyu, Dan Hu, Xinghua Song
  • Publication number: 20230294140
    Abstract: Disclosed are a full-automatic high-pressure spray cleaning and rust prevention device and an application method thereof. The device comprises a cleaning platform, a center rod and a swingable clamp module; the center rod is arranged on the cleaning platform, and an upper end is fixedly provided with the swingable clamp module; the swingable clamp module comprises a worm gear and worm assembly and a clamp, and the worm gear and worm assembly is capable of driving the clamp to deflect up and down; a driving mechanism arranged in a bottom portion of the cleaning platform is in driving connection with the center rod, so that the center rod is capable of driving the swingable clamp module to realize vertical lifting motion and rotary station switching; and the cleaning platform is sequentially provided with a positioning and spraying area, an air-drying area and a rust prevention area around the center rod.
    Type: Application
    Filed: January 14, 2023
    Publication date: September 21, 2023
    Inventors: Guan WANG, Guohua CHEN, Junxian LI, Sihao LIN, Jieyu ZHU, Lei GUAN, Zanfeng LIU
  • Publication number: 20230261716
    Abstract: Embodiments of this application disclose a measurement reporting method and an apparatus, and relate to the field of communication technologies. When a preset condition is met, a terminal device may complete CSI measurement and reporting in shorter time, so that a network device can obtain channel information in a timely manner, and can perform more accurate data scheduling, to improve reliability of service data transmission.
    Type: Application
    Filed: April 21, 2023
    Publication date: August 17, 2023
    Inventors: Ruijie LI, Lei GUAN, Shengyu LI
  • Publication number: 20230262679
    Abstract: A resource mapping method and a communication apparatus include a communication device that determines whether a first information block corresponds to one or more modulation symbols, and determines whether a second information block corresponds to one or more modulation symbols, where the first information block and the second information block are transmitted through a same physical channel, the first information block and the second information block correspond to a total of M modulation symbols, and the physical channel includes N spatial resources. The communication device maps the M modulation symbols to the N spatial resources, where N and M are integers greater than or equal to 2. The modulation symbols obtained by independently coding and modulating the different information blocks are mapped to the plurality of spatial resources of the physical channel.
    Type: Application
    Filed: April 21, 2023
    Publication date: August 17, 2023
    Inventors: Ruijie LI, Lei GUAN
  • Publication number: 20230261844
    Abstract: A communication method and apparatus resolve a problem that a terminal device frequently sends channel state information or an uplink reference signal, so that signaling overheads of the terminal device can be reduced. The method includes: determining a first feedback information set, and sending first channel state information or a first uplink reference signal to a network device when the first feedback information set meets a first condition. The first feedback information set includes at least one piece of feedback information, and the feedback information is a negative acknowledgment NACK or an acknowledgment ACK.
    Type: Application
    Filed: April 20, 2023
    Publication date: August 17, 2023
    Inventors: Ruijie LI, Lei GUAN, Shengyu LI