Patents by Inventor Qiong JIA
Qiong JIA 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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Patent number: 11387969Abstract: Embodiments of this application disclose a signal transmission method, a related device, and a system. The method may include: receiving first indication information sent by a network device, where the first indication information is used to indicate an uplink resource that is allocated by the network device to a terminal in a first bandwidth; the resource indicated by the first indication information includes an integer quantity of resource blocks evenly distributed in a part or all of the first bandwidth; performing uplink transmission in a detected idle second bandwidth; and sending second indication information to the network device, where the second indication information is used to indicate the second bandwidth. This solution can support flexible bandwidth transmission, and can better adapt to a multi-bandwidth scenario supported by a next-generation new radio technology.Type: GrantFiled: December 6, 2019Date of Patent: July 12, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Qiong Jia, Jun Zhu, Yingpei Lin
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Publication number: 20220174624Abstract: An apparatus and method for determining a control information indication are provided, wherein resource usage efficiency of physical broadcast channels can be improved. First information, which is sent by a network device, is received for indicating control information. The first information is used to indicate the number of symbols occupied by a control resource set (CORESET 0) in a time domain and a first offset of the CORESET 0 in a frequency domain. A time-frequency resource position of the CORESET 0 is determined based on the first information and a preset subcarrier spacing. Downlink control information at the time-frequency resource position of the CORESET 0 is received.Type: ApplicationFiled: February 16, 2022Publication date: June 2, 2022Inventors: Ji WU, Jiayin ZHANG, Qiong JIA
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Patent number: 11303418Abstract: Embodiments of this application disclose a resource allocation method and a related device and system. The method may include: allocating a resource group including M first resource blocks to a terminal when allocating uplink resources, where an occupancy ratio of a frequency spacing formed by the M first resource blocks to a system bandwidth is greater than a preset threshold, and the resource group further includes N second resource blocks in any frequency domain positions, where M?2, N?1, and both M and N are positive integers; and sending resource indication information to the terminal, where the resource indication information includes information about the resource group. According to the embodiments of this application, scheduling of uplink resources can be more flexible for use of an unlicensed frequency band while the OCB requirement of ETSI is met.Type: GrantFiled: July 25, 2019Date of Patent: April 12, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Qiong Jia, Jun Zhu, Weiwei Fan
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Patent number: 11297648Abstract: The application discloses a wireless communication method that includes receiving, by a network device, uplink transmission of a first terminal in a first duration of channel occupancy duration of the first terminal. The channel occupancy duration of the first terminal further includes a second duration, and the second duration is later than the first duration. The network device performs downlink transmission in the second duration, where the sum of the first duration and the second duration is less than or equal to the channel occupancy duration of the first terminal. The method provides an efficient use of resources obtained through contention in an unlicensed frequency band.Type: GrantFiled: July 16, 2020Date of Patent: April 5, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Qiong Jia, Jun Zhu, Ji Wu, Kwang-Cheng Chen
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Publication number: 20220053523Abstract: A resource scheduling method and a communication apparatus are disclosed. The resource scheduling method includes: A network device determines scheduling indication information, where the scheduling indication information is used to indicate that the network device performs scheduling for one transmission unit, or the scheduling indication information is used to indicate that the network device performs scheduling for multiple transmission units. The network device sends the scheduling indication information to a terminal. In this application, when there are multiple transmission units, a manner in which the terminal simultaneously performs transmission for the multiple transmission units may be explicitly indicated. In addition, this helps reduce overheads of performing LBT by the terminal for the multiple transmission units.Type: ApplicationFiled: October 29, 2021Publication date: February 17, 2022Inventors: Qiong JIA, Jiayin ZHANG, Ji WU
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Patent number: 11252757Abstract: The present application discloses an uplink LBT channel detection method, an uplink data sending method, and a device. The method includes: before transmitting a UL grant, determining, by a base station, based on a service priority in a BSR of user equipment scheduled in a self-contained subframe, a contention window required for performing LBT; and performing, by the base station, the LBT based on the contention window, and after detecting that a channel is idle, transmitting, in the self-contained subframe through the channel, a UL grant corresponding to the user equipment; or after detecting, by using the LBT, that a channel is idle, transmitting, by the base station in the self-contained subframe through the channel, a UL grant corresponding to the user equipment, where the UL grant carries information about the contention window, so that the user equipment performs the LBT based on the information about the contention window.Type: GrantFiled: March 6, 2019Date of Patent: February 15, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Qiong Jia, Zhengzheng Xiang, Jun Luo, Weiwei Fan
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Patent number: 11218273Abstract: An example terminal device receives resource scheduling information sent by a network device, where the resource scheduling information is used to indicate a second resource set allocated by the network device, where the second resource set includes at least one resource block which is from a first resource set, and where the first resource set is an integer quantity of resource blocks that are evenly distributed in frequency domain. The terminal device can then perform uplink transmission on a detected idle frequency domain resource based on the resource scheduling information, where the uplink transmission occupies a plurality of time units, where a resource structure of a resource block used for the uplink transmission in each time unit is the same as a resource structure of the second resource set, and where frequency locations of resource blocks used for the uplink transmission in adjacent time units are different.Type: GrantFiled: March 4, 2020Date of Patent: January 4, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Qiong Jia, Jun Zhu
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Publication number: 20210392675Abstract: This application provides a feedback information sending method and apparatus and a feedback information receiving method and apparatus. A communications device to which the foregoing methods are applied sends or receives feedback information by using different feedback processes. When a network device does not determine whether a previous piece of feedback information is successfully received, the network device indicates a terminal device to send feedback information of a next piece of downlink data by using a new feedback process, and can schedule the next piece of downlink data without waiting for completion of processing of the previous piece of feedback information, thereby reducing a transmission delay.Type: ApplicationFiled: August 16, 2021Publication date: December 16, 2021Inventors: Jiayin ZHANG, Qiong JIA
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Publication number: 20210378009Abstract: An initial signal detection method and apparatus, including: UE performs detection on one or more sub-channels on an unlicensed spectrum, and determines, based on a combination that is of a GC-DMRS and a GC-PDCCH and that is detected for the first time, that downlink transmission has started or that a COT has started.Type: ApplicationFiled: August 16, 2021Publication date: December 2, 2021Inventors: Ji WU, Jiayin ZHANG, Qiong JIA
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Publication number: 20210360697Abstract: In a RA-RNTI processing method, after an LBT success, NR-U UE randomly selects a preamble preamble, and selects an available random access time-frequency resource RO; sends the preamble on the selected RO; and generates a RA-RNTI based on the RO. Specifically, a first indicator sent by a network apparatus may be received, where the first indicator is used to indicate time information or position information of a RAR; and the NR-U UE detects a PDCCH only within a time window (the RAR) indicated by the first indicator, where the PDCCH is scrambled by the gNB by using a same RA-RNTI.Type: ApplicationFiled: July 26, 2021Publication date: November 18, 2021Inventors: Ji WU, Jiayin ZHANG, Qiong JIA
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Publication number: 20210360617Abstract: A signal transmission method and apparatus are described. A network device indicates an uplink transmission resource to a terminal by using first indication information, and the terminal transmits a PUCCH and a first signal on the uplink transmission resource indicated by the first indication information. The uplink transmission resource is within an unlicensed frequency band, and the first signal includes one or more of a PUSCH, an SRS, and a PRACH. Thus, if resources required for PUCCH transmission are fewer than resources included in one interlace in the unlicensed frequency band, a remaining resource in the interlace may be used to transmit the first signal.Type: ApplicationFiled: July 30, 2021Publication date: November 18, 2021Inventors: Qiong JIA, Jiayin ZHANG, Ji WU
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Publication number: 20210288852Abstract: A guard band indication method on an unlicensed spectrum is described that includes: a network device generating one or any combination of the following four types of information on the unlicensed spectrum: an indication of bandwidth configuration information, an indication of available bandwidth information, an indication of unavailable bandwidth information, or an indication of guard band information; and the network device sends the one or any combination of the foregoing four types of generated information. The one or any combination of the four types of information is used to determine a guard band that is based on a listen before talk LBT result.Type: ApplicationFiled: May 28, 2021Publication date: September 16, 2021Inventors: Qiong JIA, Jiayin ZHANG, Ji WU
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Publication number: 20210235493Abstract: This application provides a control resource configuration method, which includes: pre-configuring, by a network device, a plurality of control resource sets on a plurality of sub-bands, where the plurality of control resource sets have different priorities; separately performing, by the network device, channel sensing on the plurality of sub-bands, to determine one or more available sub-bands in the plurality of sub-bands; determining, by the network device, one or more to-be-scheduled control resource sets from the plurality of control resource sets based on a priority of each of the plurality of control resource sets; and sending the one or more to-be-scheduled control resource sets on the one or more available sub-bands and within corresponding channel occupancy time, where the control resource set carries downlink control information for a terminal device. A success rate of sending the CORESET is improved without increasing resources required by the CORESET.Type: ApplicationFiled: April 9, 2021Publication date: July 29, 2021Inventors: Ji Wu, Jun Zhu, Qiong Jia
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Publication number: 20210219341Abstract: Embodiments of this application provide a method for transmitting indication information. The method includes: A first device generates first indication information, where the first indication information includes information about a format of a channel occupancy time of the first device, the channel occupancy time of the first device includes one or more sub-periods, the one or more sub-periods are used for uplink transmission, downlink transmission, flexible transmission, or transmission interruption, and a sub-period for transmission interruption can be used for transmission by another device other than the first device; and the first device sends the first indication information. In an indication manner described in the embodiments of this application, a device may obtain a format in a COT in advance, thereby reducing blind detection overheads, or may sleep in advance, to reducing energy consumption.Type: ApplicationFiled: March 26, 2021Publication date: July 15, 2021Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Qiong JIA, Jun ZHU, Ji WU
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Publication number: 20210176017Abstract: Example hybrid automatic repeat request (HARQ) feedback methods and apparatus are described. One example method includes sending first indication information by a base station, where the first indication information is used to indicate a terminal to perform HARQ feedback. Second indication information is sent by the base station, where the second indication information includes second time information used to indicate the terminal to perform the HARQ feedback. The base station receives HARQ feedback information of the terminal. In one example method, the base station may send the first indication information within a first channel occupancy time (COT), and send the second indication information within a second COT.Type: ApplicationFiled: February 17, 2021Publication date: June 10, 2021Inventors: Qiong JIA, Jun ZHU, Ji WU
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Publication number: 20210176748Abstract: This application provides a system information transmission method, and a related device and system. The method includes: receiving, by a network device, a system information request sent by one or more terminals; transmitting, by the network device, system information SI, where SI transmitted for one terminal has a quasi-co-location QCL with a portion of downlink signal blocks, and the portion of downlink signal blocks are a subset of all downlink signal blocks transmitted by the network device; and sending, by the network device, first indication information, where the first indication information indicates a mapping between a downlink signal block and SI, and the downlink signal block has a QCL with the SI corresponding to the downlink signal block. The foregoing solution can reduce system overheads and improve resource utilization.Type: ApplicationFiled: February 10, 2021Publication date: June 10, 2021Inventors: Ji WU, Jun ZHU, Qiong JIA
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Publication number: 20210168773Abstract: A resource assignment method, a related device, and an apparatus. The method includes: receiving, by a terminal from a network device, a resource assignment indication used to indicate frequency domain resource assignment, where the resource assignment indication is used to indicate a plurality of first resource units assigned to the terminal and that the plurality of first resource units are categorized into one or more groups, where a quantity of first resource units in each group is a product of powers of 2, 3, and 5; and performing, by the terminal, discrete Fourier transform based on the plurality of first resource units. According to the resource assignment method , flexible resource assignment can be performed, and spectrum utilization can be improved.Type: ApplicationFiled: February 8, 2021Publication date: June 3, 2021Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Qiong JIA, Jun ZHU, Ji WU
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Publication number: 20210168876Abstract: This application provides a random access method, apparatus, and device, and a storage medium. The method includes: A terminal device scrambles first identification information of the terminal device by using an OCC, and sends a first message to a network device. After receiving the first message sent by the terminal device, the network device sends a second message to the terminal device based on the first message, where the second message includes identification information of one or more terminal devices that succeed in random access, so that the terminal device can determine, based on the identification information of the one or more terminal devices the one or more terminal devices include the first identification information of this terminal device, whether this terminal device succeeds or fails in random access.Type: ApplicationFiled: February 9, 2021Publication date: June 3, 2021Inventors: Ji WU, Jun ZHU, Qiong JIA
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Publication number: 20210068154Abstract: This application provides a channel sensing method, a related device, and a system. The method includes: performing, by a sending device, LBT; and sending, by the sending device, a first channel occupancy signal after the LBT succeeds, where the first channel occupancy signal is used to indicate, to a first receiving device that receives the first channel occupancy signal, a to-be-protected channel occupancy time on a channel occupied by the sending device after the LBT succeeds. According to the foregoing solution, a collision between devices that need to perform transmission can be avoided, thereby improving communication efficiency.Type: ApplicationFiled: November 17, 2020Publication date: March 4, 2021Inventors: Qiong JIA, Jun ZHU, Ji WU
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Publication number: 20210014895Abstract: This application provides a communications method, which includes: performing, by a network device, LBT on a first carrier, and determining a time offset when the LBT is completed, where the first carrier is used to send a first SS Burst Set, and the time offset is a time offset of an actual transmission time of the first SS Burst Set on the first carrier relative to a configured transmission time of the first SS Burst Set; sending, by the network device, the time offset to a terminal; and receiving, by the terminal, the time offset, and performing rate matching on the first carrier based on the time offset. Thus, the terminal may determine the actual transmission time of the first SS Burst Set based on the time offset, to perform the rate matching and accurately parse downlink data, thereby improving reliability of a communications system.Type: ApplicationFiled: September 24, 2020Publication date: January 14, 2021Inventors: Ji Wu, Jun Zhu, Qiong Jia