Patents by Inventor Xiaolu Wang
Xiaolu Wang 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).
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Publication number: 20250047367Abstract: An ephemeris information indication method and an apparatus are provided. In the method, a terminal device receives ephemeris information in a time window, where the ephemeris information corresponds to a system information modification period in which the time window is located. The terminal device determines, based on the system information modification period and a start position of the system information modification period, the system information modification period in which the time window is located. The terminal device determines the ephemeris information reference time based on an end position of a 1st time window in the system information modification period in which the time window is located.Type: ApplicationFiled: October 24, 2024Publication date: February 6, 2025Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Hui WANG, Shuri LIAO, Shengyue DOU, Jiayin ZHANG, Xiaolu WANG
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Patent number: 12217334Abstract: There are disclosed a method, apparatus, electronic device, and medium for rendering. The method for rendering comprises: determining colors of predetermined areas on a target object, the number of predetermined areas being at least a predetermined number, which is greater than 1; determining a target color superimposed to a target position according to the color of each predetermined area; superimposing the target color at the target position.Type: GrantFiled: December 13, 2023Date of Patent: February 4, 2025Assignee: Beijing Zitiao Network Technology Co., Ltd.Inventor: Xiaolu Wang
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Patent number: 12216190Abstract: Methods, apparatus and systems for wireless sensing based on linkwise motion statistics (link-MS) are described.Type: GrantFiled: June 12, 2022Date of Patent: February 4, 2025Assignee: ORIGIN RESEARCH WIRELESS, INC.Inventors: Yuqian Hu, Beibei Wang, Sai Deepika Regani, Peng Zan, Chenshu Wu, Dan Bugos, Xiaolu Zeng, Hung-Quoc Duc Lai, K. J. Ray Liu, Oscar Chi-Lim Au
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Patent number: 12218816Abstract: Embodiments of this application provide a timing advance determining method and a communication apparatus, to improve precision of calculating a timing advance (TA) by a terminal, and reduce inter-symbol interference (ISI). The method includes: A first network device determines a first parameter based on a first delay compensation value, where the first delay compensation value is a delay compensation made by the first network device for receiving a signal sent by a terminal, the first parameter indicates a difference between a round-trip delay of a feeder link in a non-terrestrial network NTN and the first delay compensation value, and the difference is used to determine a TA used by the terminal for signal sending; and the first network device sends the first parameter.Type: GrantFiled: August 12, 2022Date of Patent: February 4, 2025Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xiaolu Wang, Hejia Luo, Ying Chen, Rong Li, Bin Wang
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Patent number: 12199804Abstract: Example communication methods and apparatus are described. One example method includes generating a first signal and sending a first signal, where the first signal includes an orthogonal frequency division multiplexing (OFDM) symbol, a first-type cyclic prefix (CP), and a second-type CP. CP resources of the first-type CP include two types of CP resources: a first CP resource and a second CP resource. CP resources of the second-type CP include one type of CP resource, that is, the second CP resource. The first CP resource may be used to carry data that is different from data carried on the OFDM symbol. The second CP resource may be used to carry data that is the same as the data carried on the OFDM symbol.Type: GrantFiled: March 25, 2022Date of Patent: January 14, 2025Assignee: Huawei Technologies Co., Ltd.Inventors: Xiaolu Wang, Rong Li, Hejia Luo, Bin Wang, Jun Wang
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Publication number: 20250008426Abstract: This application provides example communication methods, apparatuses, and systems. This application may be applied to the non-terrestrial communication network and the terminal device. The non-terrestrial communication network can include a cell set. The cell set can include a plurality of non-terrestrial transmission points, and the plurality of non-terrestrial transmission points have a same time-frequency resource. One example method includes sending information about the cell set, where the information about the cell set includes identification information of the cell set, resource configuration information of the cell set, and position information of at least one non-terrestrial transmission point in the plurality of non-terrestrial transmission points The cell set is used to communicate with the terminal device.Type: ApplicationFiled: September 10, 2024Publication date: January 2, 2025Inventors: Hejia LUO, Xian MENG, Xiaolu WANG, Jun WANG
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Publication number: 20240423149Abstract: The present disclosure relates to the technical field of breeding, in particular to an environmental-friendly and efficient breeding method of high-yield and high-quality wheat cultivars. In the present disclosure, the breeding method can improve a breeding efficiency of excellent new cultivars, further realize large-scale production, and further increase a planting area of the excellent cultivars. In addition, the breeding method can increase the number of products for the new cultivars, further increase a diversity of early-generation materials, and further increase a diversity of hybrid samples through the innovation of hybridization and breeding methods. The environmental-friendly and efficient breeding method of high-yield and high-quality wheat cultivars can increase a richness of excellent characteristics of the new cultivars through high-generation materials, hybridization, and off-site identification, thereby further improving an effect of breeding.Type: ApplicationFiled: October 6, 2023Publication date: December 26, 2024Applicant: Crop Research Institute, SAASInventors: Jianmin SONG, Yan ZI, Jianjun LIU, Haosheng LI, Dungong CHENG, Aifeng LIU, Xinyou CAO, Jun GUO, Wei JU, Canguo WANG, Shengnan ZHAI, Faji LI, Cheng LIU, Ran HAN, Xiaolu WANG, Zhendong ZHAO
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Patent number: 12166569Abstract: This application provides a satellite communication method and apparatus. A terminal obtains a level-1 broadcast signal from a satellite, where a beam status corresponding to the level-1 broadcast signal is an energy saving state, and the level-1 broadcast signal includes synchronization information. The terminal obtains a level-2 broadcast signal from the satellite, where a beam status corresponding to the level-2 broadcast signal is a broadband communication state. The terminal communicates with the satellite based on the level-2 broadcast signal.Type: GrantFiled: March 1, 2023Date of Patent: December 10, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Chenlei Xu, Hejia Luo, Jianwei Zhou, Xiaolu Wang, Jun Wang
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Publication number: 20240406850Abstract: The present disclosure relates to communication methods and communication apparatuses. In one example method, a first communication apparatus receives first configuration information, where the first configuration information includes first identification update information and information about a first update moment of a first cell of a second communication apparatus, and the first identification update information is used to determine first identification information used by the first cell at the first update moment or after the first update moment. The first communication apparatus communicates based on the first configuration information by using the first identification information at the first update moment or after the first update moment, where the first communication apparatus is in a coverage range of the first cell.Type: ApplicationFiled: August 13, 2024Publication date: December 5, 2024Inventors: Jun WANG, Xiaolu WANG, Xian MENG, Dali QIN, Hejia LUO, Yu WANG, Tianhang YU, Rong LI
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Publication number: 20240385728Abstract: A method for displaying an application page includes: displaying a first page of a first application; determining a function introduction of a first function set, recommended content corresponding to the function introduction of the first function set, a function introduction of a second function set, and recommended content corresponding to the function introduction of the second function set that correspond to the user, the first function set being different from the second function set; and in response to receiving the first operation, displaying a second page, the second page displaying the function introduction of the first function set, the recommended content corresponding to the function introduction of the first function set, the function introduction of the second function set, and the recommended content corresponding to the function introduction of the second function set, the second page being different from the first page.Type: ApplicationFiled: May 15, 2024Publication date: November 21, 2024Inventors: Yue WANG, Xiaolu WANG, Zengquan HUANG, Yunpeng LI
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Publication number: 20240389151Abstract: This application provides a communication method and a communication apparatus, to reduce TA error accumulation caused by an open-loop adjustment manner, reduce intersymbol interference of an uplink signal, and improve stability of a communication system. In the method, a terminal device receives and obtains first configuration information, where the first configuration information includes time domain information of a first transmission opportunity; the terminal device sends a first signal, where the first signal is used to determine TA information; the terminal device obtains the TA information; and the terminal device determines a TA between the terminal device and a network device based on the TA information, where the TA is used for data transmission after a time domain start location corresponding to the time domain information of the first transmission opportunity.Type: ApplicationFiled: July 29, 2024Publication date: November 21, 2024Inventors: Hejia Luo, Xiaolu Wang, Yu Wang, Jun Wang
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Patent number: 12149396Abstract: A terminal apparatus is provided. The terminal apparatus obtains synchronization signal and physical broadcast channel (PBCH) blocks (SSBs) in a plurality of beams; then determines a target beam in the plurality of beams based on an association relationship between an SSB index and a first random access preamble, where the first random access preamble is determined based on a cyclic shift and/or an order of symbols; and finally sends the random access preamble by using the target beam to initiate a random access request. A communication device receives the first random access preamble in the random access request sent by the terminal apparatus, and then, determines, based on the association relationship, the target beam accessed by the terminal apparatus. The first random access preamble is determined based on the cyclic shift and/or the order of symbols.Type: GrantFiled: May 6, 2022Date of Patent: November 19, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Jianwei Zhou, Chenlei Xu, Hejia Luo, Xiaolu Wang
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Patent number: 12143956Abstract: Example communication methods and apparatus are described. In one example method, a terminal receives a first information by using a serving beam, where the first information indicates a delay compensation parameter corresponding to a target beam. The target beam and the serving beam are different beams. The terminal determines, based on a full timing advance and the delay compensation parameter corresponding to the target beam, a differential timing advance corresponding to the target beam.Type: GrantFiled: May 26, 2022Date of Patent: November 12, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Xiaolu Wang, Hejia Luo, Chenlei Xu, Jianwei Zhou, Rong Li
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Publication number: 20240357665Abstract: This application relates to communication methods and communication apparatuses. In an example method, a terminal device or a chip in the terminal device obtains first information. The first information is used to determine an access range corresponding to a first signal. In response to determining that the terminal device is located in the access range after a first moment, the terminal device or the chip in the terminal device sends a first random access preamble. The first random access preamble is associated with the first signal.Type: ApplicationFiled: June 28, 2024Publication date: October 24, 2024Inventors: Hejia LUO, Xiaolu WANG, Xian MENG, Yu WANG, Jun WANG, Rong LI
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Patent number: 12120731Abstract: Example random access methods and apparatus are described. In one example, the network device obtains a first random access preamble length of a first terminal device and a second random access preamble length of a second terminal device. The network device determines a first random access parameter of the first terminal device and a second random access parameter of the second terminal device based on the first random access preamble length and the second random access preamble length. The network device sends the first random access parameter and the second random access parameter to the first terminal device and the second terminal device respectively.Type: GrantFiled: May 3, 2022Date of Patent: October 15, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Xiaolu Wang, Hejia Luo, Rong Li, Bin Wang, Jun Wang
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Patent number: 12120566Abstract: This application provides example satellite communication methods and example apparatuses. One example method includes receiving, by a terminal device, first information sent by a satellite, where the first information indicates a first timing change rate range. The terminal device can then measure a downlink timing change rate to obtain a first downlink timing change rate. The terminal device can then determine a first uplink timing change rate based on the first downlink timing change rate and the first timing change rate range. The terminal device can then perform uplink communication with the satellite based on the first uplink timing change rate.Type: GrantFiled: March 25, 2022Date of Patent: October 15, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Jianwei Zhou, Hejia Luo, Chenlei Xu, Xiaolu Wang
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Publication number: 20240340076Abstract: A communication method and apparatus are provided to reduce interference between different types of satellites. The method is: A terminal device determines a satellite type corresponding to a first area, and the terminal device determines, based on the satellite type, whether to access a network device covering the first area. The terminal device determines, based on the determined satellite type corresponding to the first area, whether the network device can be accessed, so that a type of the network device accessed by the terminal device is consistent with the satellite type of the first area, and the terminal device can access only one type of satellite. When a plurality of types of satellites reuse a same frequency, the terminal device may receive signals of the plurality of types of satellites in the first area.Type: ApplicationFiled: June 20, 2024Publication date: October 10, 2024Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Yu WANG, Yunfei QIAO, Ying CHEN, Chuili KONG, Xiaolu WANG, Jun WANG
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Patent number: 12108375Abstract: The disclosure provides transmission methods and apparatuses. One example includes sending control signaling to a terminal device, to indicate the terminal device to send a physical uplink shared channel (PUSCH) on a first frequency band; and receiving the PUSCH sent by the terminal device on the first frequency band. The first frequency band includes at least one guard subcarrier. A quantity of the at least one guard subcarrier is determined based on a Doppler frequency shift of a beam covering the terminal device. The first frequency band is located on a frequency band corresponding to the beam.Type: GrantFiled: March 25, 2022Date of Patent: October 1, 2024Assignee: Huawei Technologies Co., Ltd.Inventors: Jianwei Zhou, Chenlei Xu, Hejia Luo, Xiaolu Wang
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Publication number: 20240306212Abstract: A communication method and a communication apparatus. A terminal device obtains a first SSB. The terminal device sends a random access preamble corresponding to the first SSB. The random access preamble is carried at a first time domain position. The first time domain position is associated with a timing offset value. The timing offset value is determined based on a round-trip delay between the network device and a first position in an area covered by the network device.Type: ApplicationFiled: May 10, 2024Publication date: September 12, 2024Inventors: Xiaolu WANG, Hejia LUO, Jun WANG, Rong LI
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Publication number: 20240284453Abstract: A first communication apparatus obtains first indication information in a first slot, where the first indication information indicates the first communication apparatus to switch from an uplink transmission bandwidth to a first transmission bandwidth; then, the first communication apparatus determines a second slot based on the first slot and a first switching delay, where the first switching delay is determined based on a first timing offset value, and the first timing offset value is determined based on a round-trip delay between a first location in an area covered by a second communication apparatus and the second communication apparatus; and the first communication apparatus sends uplink information to the second communication apparatus by using the first transmission bandwidth from the second slot.Type: ApplicationFiled: April 30, 2024Publication date: August 22, 2024Inventors: Xiaolu Wang, Hejia Luo, Rong Li, Jun Wang