Patents by Inventor Boyun Xie
Boyun 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).
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Patent number: 10993198Abstract: An out-of-synchronization determining method and apparatus are provided. The method includes: receiving, by a control network element, interference metrics sent by N base stations; determining, by the control network element based on the interference metrics, M first to-be-inspected base stations in the N base stations and/or neighboring stations of the N base stations; determining, by the control network element, P second to-be-inspected base stations, where the P second to-be-inspected base stations are base stations meeting a detection condition that are selected from the M first to-be-inspected base stations, and the detection condition is that a characteristic sequence broadcast by the first to-be-inspected base station at a specified position in a radio frame is not received by any neighboring station at the specified position; and determining, by the control network element, an out-of-synchronization base station in the P second to-be-inspected base stations.Type: GrantFiled: September 17, 2019Date of Patent: April 27, 2021Assignee: Huawei Technologies Co., Ltd.Inventors: Ding Ding, Boyun Xie
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Patent number: 10904064Abstract: Communication method and base stations are provided. One example includes determining, by a base station, that co-channel interference exists. For N consecutive symbols before a guard period (GP) in a special subframe in a radio frame, the base station sends a signal by using M1 middle resource blocks (RBs) of the N symbols, and reserves use of an RB other than the M1 RBs in the N symbols, where both N and M1 are positive integers.Type: GrantFiled: March 7, 2019Date of Patent: January 26, 2021Assignee: Huawei Technologies Co., Ltd.Inventors: Xinyu Wang, Ding Ding, Boyun Xie, Hongjie Li, Xing Huang
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Patent number: 10645732Abstract: Embodiments of the present invention provide a method, a device, and a system for determining timing advance grouping, and relate to the field of communications, the method, device and system for determining timing advance grouping. The method includes adding, by a base station (eNodeB), a component carrier (CC) for a user equipment (UE); according to obtained timing advance (TA) group information or a preset rule, determining a TA group that the added CC belongs to, where the TA group is a set of CCs that can share a TA; and sending identification information that identifies the TA group to the UE. Embodiments of the present invention are used to determine TA grouping when the eNodeB adds the CC for the UE.Type: GrantFiled: September 7, 2018Date of Patent: May 5, 2020Assignee: Huawei Technologies Co., Ltd.Inventors: Yi Jiang, Zhongbin Qin, Yinghui Yu, Junren Chang, Mingzeng Dai, Guanglin Han, Wei Quan, Jian Zhang, Qiao Zhang, Yajuan Li, Boyun Xie, Yi Guo, Pingping Xing
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Publication number: 20200022053Abstract: A method and terminal are disclosed for cell reselection. In the disclosure, the terminal obtains a dedicated priority list and a valid time of the dedicates priority list for cell reselection from a first communication system, such as a Long Term Evolution (LTE) system, when the terminal is in a cell of the fists communication system. In case that the the terminal camps on a cell of a second communication system, such as a non-LTE system (for example, a UMTS system), and before the valid time expire, the terminal performs cell reselection using the dedicated priority list.Type: ApplicationFiled: September 26, 2019Publication date: January 16, 2020Inventors: Michael ROBERTS, Johan JOHANSSON, Boyun XIE, Min HUANG
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Publication number: 20200015183Abstract: This application provides an out-of-synchronization determining method and apparatus. The method includes: receiving, by a control network element, interference metrics sent by N base stations; determining, by the control network element based on the interference metrics, M first to-be-inspected base stations in the N base stations and/or neighboring stations of the N base stations; determining, by the control network element, P second to-be-inspected base stations, where the P second to-be-inspected base stations are base stations meeting a detection condition that are selected from the M first to-be-inspected base stations, and the detection condition is that a characteristic sequence broadcast by the first to-be-inspected base station at a specified position in a radio frame is not received by any neighboring station at the specified position; and determining, by the control network element, an out-of-synchronization base station in the P second to-be-inspected base stations.Type: ApplicationFiled: September 17, 2019Publication date: January 9, 2020Inventors: Ding DING, Boyun XIE
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Publication number: 20190273542Abstract: An antenna system includes: at least one antenna module having a longitudinally-arranged first antenna array and a longitudinally-arranged second antenna array; and at least one electrical adjustment group in a one-to-one correspondence with the at least one antenna module, where the electrical adjustment group includes a first electrical adjustment and a second electrical adjustment; the first electrical adjustment in the electrical adjustment group corresponding to each antenna module is connected to the first antenna array in the antenna module, and is configured to adjust a downtilt angle of a vertical lobe of a beam generated by the first antenna array in the antenna module; and the second electrical adjustment in the electrical adjustment group corresponding to each antenna module is connected to the second antenna array in the antenna module, and is configured to adjust a downtilt angle of a vertical lobe of a beam generated by the second antenna array in the antenna module.Type: ApplicationFiled: May 16, 2019Publication date: September 5, 2019Inventors: Wei DONG, Boyun XIE, Xiaotian ZHANG
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Publication number: 20190261242Abstract: A method and terminal are disclosed for cell reselection. In the disclosure, the terminal obtains a dedicated priority list and a valid time of the dedicates priority list for cell reselection from a first communication system, such as a Long Term Evolution (LTE) system, when the terminal is in a cell of the fists communication system. In case that the terminal camps on a cell of a second communication system, such as a non-LTE system (for example, a UMTS system), and before the valid time expire, the terminal performs cell reselection using the dedicated priority list.Type: ApplicationFiled: April 30, 2019Publication date: August 22, 2019Inventors: Michael ROBERTS, Johan JOHANSSON, Boyun XIE, Min HUANG
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Publication number: 20190207798Abstract: Communication method and base stations are provided. One example includes determining, by a base station, that co-channel interference exists. For N consecutive symbols before a guard period (GP) in a special subframe in a radio frame, the base station sends a signal by using M1 middle resource blocks (RBs) of the N symbols, and reserves use of an RB other than the M1 RBs in the N symbols, where both N and M1 are positive integers.Type: ApplicationFiled: March 7, 2019Publication date: July 4, 2019Inventors: Xinyu WANG, Ding DING, Boyun XIE, Hongjie LI, Xing HUANG
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Patent number: 10334497Abstract: A method and terminal are disclosed for cell reselection. The terminal obtains a dedicated priority list and a valid time of the dedicates priority list for cell reselection from a first communication system, such as a Long Term Evolution (LTE) system, when the terminal is in a cell of the fists communication system. In case that the terminal camps on a cell of a second communication system, such as a non-LTE system (for example, a UMTS system), and before the valid time expire, the terminal performs cell reselection using the dedicated priority list.Type: GrantFiled: July 9, 2018Date of Patent: June 25, 2019Assignee: Huawei Technologies Co., Ltd.Inventors: Michael Roberts, Johan Johansson, Boyun Xie, Min Huang
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Publication number: 20180368182Abstract: Embodiments of the present invention provide a method, a device, and a system for determining timing advance grouping, and relate to the field of communications, the method, device and system for determining timing advance grouping. The method includes adding, by a base station (eNodeB), a component carrier (CC) for a user equipment (UE); according to obtained timing advance (TA) group information or a preset rule, determining a TA group that the added CC belongs to, where the TA group is a set of CCs that can share a TA; and sending identification information that identifies the TA group to the UE. Embodiments of the present invention are used to determine TA grouping when the eNodeB adds the CC for the UE.Type: ApplicationFiled: September 7, 2018Publication date: December 20, 2018Inventors: Yi Jiang, Zhongbin Qin, Yinghui Yu, Junren Chang, Mingzeng Dai, Guanglin Han, Wei Quan, Jian Zhang, Qiao Zhang, Yajuan Li, Boyun Xie, Yi Guo, Pingping Xing
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Publication number: 20180332518Abstract: A method and terminal are disclosed for cell reselection. The terminal obtains a dedicated priority list and a valid time of the dedicates priority list for cell reselection from a first communication system, such as a Long Term Evolution (LTE) system, when the terminal is in a cell of the fists communication system. In case that the terminal camps on a cell of a second communication system, such as a non-LTE system (for example, a UMTS system), and before the valid time expire, the terminal performs cell reselection using the dedicated priority list.Type: ApplicationFiled: July 9, 2018Publication date: November 15, 2018Inventors: Michael ROBERTS, Johan JOHANSSON, Boyun XIE, Min HUANG
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Patent number: 10085287Abstract: Embodiments of the present invention provide a method, a device, and a system for determining timing advance grouping. In one embodiment, a base station adds a component carrier (CC) for a user equipment (UE). The base station determines a timing advance (TA) group to which the added CC belongs. The TA group is a set of CCs that can share a TA. The base station sends identification information that identifies the TA group to the UE.Type: GrantFiled: February 9, 2015Date of Patent: September 25, 2018Assignee: Huawei Technologies Co., LtdInventors: Yi Jiang, Zhongbin Qin, Yinghui Yu, Junren Chang, Mingzeng Dai, Guanglin Han, Wei Quan, Jian Zhang, Qiao Zhang, Yajuan Li, Boyun Xie, Yi Guo, Pingping Xing
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Patent number: 10051540Abstract: A method and terminal are disclosed for cell reselection. In the disclosure, the terminal obtains a dedicated priority list and a valid time of the dedicates priority list for cell reselection from a first communication system, such as a Long Term Evolution (LTE) system, when the terminal is in a cell of the fists communication system. In case that the the terminal camps on a cell of a second communication system, such as a non-LTE system (for example, a UMTS system), and before the valid time expire, the terminal performs cell reselection using the dedicated priority list.Type: GrantFiled: January 25, 2016Date of Patent: August 14, 2018Assignee: Huawei Technologies Co., Ltd.Inventors: Michael Roberts, Johan Johansson, Boyun Xie, Min Huang
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Patent number: 9642062Abstract: A method, a system, and a network device for obtaining cell reselection priority are disclosed. The method includes: The network obtains information for calculating priority; and the network determines a terminal-specific private priority list according to the information, and delivers the determined private priority list specific to the terminal through special signaling; or the terminal obtains all or part of the information for calculating priority from the network, and determines its private priority list according to the obtained information; or both the network and the terminal determine the terminal-specific private priority list according to the information.Type: GrantFiled: July 2, 2010Date of Patent: May 2, 2017Assignee: Huawei Technologies Co., Ltd.Inventors: Yinghua Huang, Boyun Xie, Zuoyan Zhu, Mingjiang Xie, Xiaofei Ma, Wen Gao, Xiaoying Xu
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Publication number: 20160286453Abstract: A method and terminal are disclosed for cell reselection. In the disclosure, the terminal obtains a dedicated priority list and a valid time of the dedicates priority list for cell reselection from a first communication system, such as a Long Term Evolution (LTE) system, when the terminal is in a cell of the fists communication system. In case that the the terminal camps on a cell of a second communication system, such as a non-LTE system (for example, a UMTS system), and before the valid time expire, the terminal performs cell reselection using the dedicated priority list.Type: ApplicationFiled: January 25, 2016Publication date: September 29, 2016Inventors: Michael ROBERTS, Johan JOHANSSON, Boyun XIE, Min HUANG
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Patent number: 9398510Abstract: Embodiments of the present invention provide a handover method, base station, user equipment, and mobility management entity. The handover method includes: obtaining an algorithm used by a user equipment in a universal mobile telecommunication system and four least significant bits of a downlink non-access stratum count; and sending a handover command to the user equipment, where the handover command carries the algorithm used by the user equipment in the universal mobile telecommunication system and the four least significant bits of the downlink non-access stratum count, so that the user equipment calculates a cipher key and an integrity key according to the four least significant bits of the downlink non-access stratum count.Type: GrantFiled: November 18, 2013Date of Patent: July 19, 2016Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Jing Chen, Boyun Xie, Tao Wang
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Patent number: 9247493Abstract: A method, terminal, system and computer readable medium for cell reselection are disclosed. When in a cell of a Long Term Evolution (LTE) system, the terminal receives a message from the LTE system. The message includes a dedicated priority list for the cell reselection. When the terminal camps on a cell of a non-LTE system, the terminal performs inter-system cell reselection in accordance with the dedicated priority list before a valid time of the dedicated priority list expires. With the discloses method, terminal and system, the problems of establishing a dedicated priority list causes too much increased signaling and too high costs for network update in the prior art when perform inter-system cell (re)selection are effectively resolved.Type: GrantFiled: March 27, 2015Date of Patent: January 26, 2016Assignee: Huawei Technologies Co., Ltd.Inventors: Michael Roberts, Johan Johansson, Boyun Xie, Min Huang
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Publication number: 20150271747Abstract: A method, terminal, system and computer readable medium for cell reselection are disclosed. When in a cell of a Long Term Evolution (LTE) system, the terminal receives a message from the LTE system. The message includes a dedicated priority list for the cell reselection. When the terminal camps on a cell of a non-LTE system, the terminal performs inter-system cell reselection in accordance with the dedicated priority list before a valid time of the dedicated priority list expires. With the discloses method, terminal and system, the problems of establishing a dedicated priority list causes too much increased signaling and too high costs for network update in the prior art when perform inter-system cell (re)selection are effectively resolved.Type: ApplicationFiled: March 27, 2015Publication date: September 24, 2015Inventors: Michael ROBERTS, Johan JOHANSSON, Boyun XIE, Min HUANG
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Publication number: 20150156798Abstract: Embodiments of the present invention provide a method, a device, and a system for determining timing advance grouping. In one embodiment, a base station adds a component carrier (CC) for a user equipment (UE). The base station determines a timing advance (TA) group to which the added CC belongs. The TA group is a set of CCs that can share a TA. The base station sends identification information that identifies the TA group to the UE.Type: ApplicationFiled: February 9, 2015Publication date: June 4, 2015Inventors: Yi Jiang, Zhongbin Qin, Yinghui Yu, Junren Chang, Mingzeng Dai, Guanglin Han, Wei Quan, Jian Zhang, Qiao Zhang, Yajuan Li, Boyun Xie, Yi Guo, Pingping Xing
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Patent number: 8996003Abstract: A method, terminal, system and computer readable medium for cell reselection are disclosed. When in a cell of a Long Term Evolution (LTE) system, the terminal receives a message from the LTE system. The message includes a dedicated priority list for the cell reselection. When the terminal camps on a cell of a non-LTE system, the terminal performs inter-system cell reselection in accordance with the dedicated priority list before a valid time of the dedicated priority list expires. With the discloses method, terminal and system, the problems of establishing a dedicated priority list causes too much increased signaling and too high costs for network update in the prior art when perform inter-system cell (re)selection are effectively resolved.Type: GrantFiled: December 19, 2013Date of Patent: March 31, 2015Assignee: Huawei Technologies Co., Ltd.Inventors: Michael Roberts, Johan Johansson, Boyun Xie, Min Huang