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1. 发明授权

US11803409B2 Mobile edge computing method and apparatus 有权
公开(公告)号：US11803409B2
公开(公告)日：2023-10-31
申请号：US17099436
申请日：2020-11-16
申请人： Huawei Technologies Co., Ltd. , Tsinghua University
发明人： Yong Li , Huan Yan , Yu Liu , Longyu Cao , Depeng Jin
IPC分类号： H04W36/14 , G06F9/455 , H04W36/00
CPC分类号： G06F9/45558 , H04W36/0011 , H04W36/14 , G06F2009/45562 , G06F2009/45595
摘要： A mobile edge computing method and apparatus are provided. The method which is implemented by a mobile edge computing (MEC) management network element includes: receiving an MEC virtualization resource request sent by a control plane of a target radio access network (RAN), wherein the control plane belongs to the target RAN to which user equipment (UE) is handed over, and the MEC virtualization resource request includes an MEC computing resource requirement of the UE; creating, based on the MEC virtualization resource request, a new virtual machine (VM) on an MEC server for the UE, wherein the new VM is used on the target RAN side after the handover; and sending first information of the new VM to the control plane, wherein the first information includes an ID of the new VM. According to the application, the efficiency of usage of resources during a handover of UE is significantly improved.

2. 发明授权

US11483261B2 Data packet processing method and apparatus, and device 有权
公开(公告)号：US11483261B2
公开(公告)日：2022-10-25
申请号：US17014670
申请日：2020-09-08
申请人： Huawei Technologies Co., Ltd. , TSINGHUA UNIVERSITY
发明人： Yong Li , Mingyang Zhang , Huan Yan , Longyu Cao , Depeng Jin
IPC分类号： H04L49/9005 , H04L45/745 , H04L67/568
摘要： Embodiments of the present invention disclose a data packet processing method and apparatus, and a device. The method includes: if a first data packet is received, determining a first cache queue that is in the first buffer and that is used to store the first data packet; buffering the first data packet in the second buffer if a state of the first cache queue is an invalid state, where a data amount of the first data packet is less than the capacity of the second buffer, and the state of the first cache queue is set to the invalid state when a current data amount of the first buffer reaches the capacity of the first buffer; and if a data amount of the second buffer reaches the capacity of the second buffer, sending all data packets that are in the second buffer to a control plane device.

3. 发明授权

US10027027B2 Beam tracking method, apparatus, and system 有权
公开(公告)号：US10027027B2
公开(公告)日：2018-07-17
申请号：US15064354
申请日：2016-03-08
申请人： Huawei Technologies Co., Ltd.
发明人： Bo Gao , Depeng Jin , Dejian Li , Jiamin Chen , Pei Liu
IPC分类号： H01Q3/24 , H04L27/26 , H04B7/06 , H04B7/08
摘要： The present invention relates to the field of communications technologies, and discloses a beam tracking method, apparatus, and system, so as to ensure rapid discovery and to switch from an optimal link to a backup link in time, or switch from a backup link to an optimal link, thereby effectively improving a throughput of a system link. The beam tracking method includes: transmitting, by a beam tracking initiator, a beam tracking request to a beam tracking responder; receiving, by the beam tracking initiator, an enhanced beam tracking training auxiliary sequence transmitted, according to the enhanced beam tracking request, by the beam tracking responder; and when it is determined according to a reception detection result of the enhanced beam tracking training auxiliary sequence that it is necessary to switch to a backup beam link, transmitting, by the beam tracking initiator, first link switching information to the beam tracking responder.

4. 发明授权

US10314064B2 Apparatus and method for scheduling timeslot 有权
公开(公告)号：US10314064B2
公开(公告)日：2019-06-04
申请号：US15200653
申请日：2016-07-01
申请人： Huawei Technologies Co., Ltd.
发明人： Wei Feng , Depeng Jin , Dejian Li , Jiamin Chen , Pei Liu
IPC分类号： H04W72/12 , H04L1/00 , H04W24/08 , H04W72/04 , H04W84/12 , H04W24/02
摘要： The present invention discloses an apparatus and a method for scheduling a timeslot. The apparatus includes: a first acquiring module, configured to acquire first interference information; a second acquiring module, configured to acquire second interference information; a third acquiring module, configured to acquire timeslot scheduling information of a link of the at least one second BSS, where the timeslot scheduling information is used to indicate information about a scheduled timeslot of the link of the at least one second BSS; and a scheduling module, configured to schedule a timeslot for a link of the first BSS according to the first interference information, the second interference information, and the timeslot scheduling information. According to the apparatus and the method for scheduling a timeslot in embodiments of the present invention, interference to a link of another network can be avoided actively, and a timeslot can be scheduled properly.

5. 发明申请

US20160190686A1 BEAM TRACKING METHOD, APPARATUS, AND SYSTEM 有权
标题翻译：光束跟踪方法，装置和系统
公开(公告)号：US20160190686A1
公开(公告)日：2016-06-30
申请号：US15064354
申请日：2016-03-08
申请人： Huawei Technologies Co., Ltd.
发明人： BO GAO , Depeng Jin , Dejian Li , Jiamin Chen , Pei Liu
IPC分类号： H01Q3/24
CPC分类号： H01Q3/24 , H04B7/0617 , H04B7/0695 , H04B7/086 , H04B7/088 , H04L27/2607
摘要： The present invention relates to the field of communications technologies, and discloses a beam tracking method, apparatus, and system, so as to ensure rapid discovery and to switch from an optimal link to a backup link in time, or switch from a backup link to an optimal link, thereby effectively improving a throughput of a system link. The beam tracking method includes: transmitting, by a beam tracking initiator, a beam tracking request to a beam tracking responder; receiving, by the beam tracking initiator, an enhanced beam tracking training auxiliary sequence transmitted, according to the enhanced beam tracking request, by the beam tracking responder; and when it is determined according to a reception detection result of the enhanced beam tracking training auxiliary sequence that it is necessary to switch to a backup beam link, transmitting, by the beam tracking initiator, first link switching information to the beam tracking responder.
摘要翻译：本发明涉及通信技术领域，并且公开了一种光束跟踪方法，装置和系统，以便确保快速发现并及时从最佳链路切换到备用链路，或者从备用链路切换到最佳链路，从而有效地提高系统链路的吞吐量。光束跟踪方法包括：通过光束跟踪发起者向光束跟踪响应器发送光束跟踪请求; 通过光束跟踪发起器接收由光束跟踪响应器根据增强的光束跟踪请求发射的增强的光束跟踪训练辅助序列; 并且当根据增强的波束跟踪训练辅助序列的接收检测结果确定需要切换到备用波束链路时，通过波束跟踪发起者将第一链路切换信息发送到波束跟踪应答器。

6. 发明授权

US10674315B2 Method and device for judging intercity transportation mode based on mobile phone data 审中-公开
公开(公告)号：US10674315B2
公开(公告)日：2020-06-02
申请号：US16321064
申请日：2018-03-28
申请人： SHANDONG PROVINCIAL COMMUNICATIONS PLANNING AND DESIGN INSTITUTE , TSINGHUA UNIVERSITY
发明人： Yong Li , Wei Liu , Zhen Tu , Weiling Wu , Li Su , Depeng Jin , Tao Mu , Qiyun Wei , Guohua Han , Chuanyi Ma , Pengfei Zhou , Kai Wang
IPC分类号： H04W4/02 , H04W64/00 , H04M1/725
摘要： A method and device for judging intercity transportation modes based on mobile phone data solves the problems of difficult data acquisition and low data processing efficiency in the existing solutions. The method includes: obtaining the trajectory of each user from the mobile phone data; extracting an intercity traffic sub-trajectory in the trajectory of each user; and judging the transportation mode of the intercity traffic sub-trajectory. The solution has the advantages of easy data acquisition, high data processing efficiency and capability of achieving long-term monitoring.

7. 发明授权

US10573173B2 Vehicle type identification method and device based on mobile phone data 有权
公开(公告)号：US10573173B2
公开(公告)日：2020-02-25
申请号：US16322095
申请日：2018-03-28
申请人： SHANDONG PROVINCIAL COMMUNICATIONS PLANNING AND DESIGN INSTITUTE , TSINGHUA UNIVERSITY
发明人： Wei Liu , Weiling Wu , Kai Zhao , Yong Li , Depeng Jin , Tao Mu , Yiwu Li , Yufeng Bi , Jianhui Zheng , Ying Chang , Xiaobin Xu , Xiaoming Shao
IPC分类号： G08G1/01 , G06N20/20 , G08G1/015 , H04W4/029 , G06K9/62 , H04W4/02
摘要： A vehicle type identification method and device based on mobile phone data for solving the problem of providing a convenient and low-cost vehicle type identification method. The method includes: obtaining trajectory data recorded by a mobile phone of a user within a period of time; judging mobile phone users who are on the same vehicle according to the data, and obtaining a vehicle trajectory and the number of passengers corresponding to the vehicle trajectory; obtaining a vehicle origin and destination according to the vehicle trajectory, and obtaining an origin-destination type of the vehicle trajectory in combination with geographic data; obtaining vehicle driving data according to the vehicle trajectory; and obtaining service area data of vehicle staying according to the vehicle trajectory. The cost of obtaining data by using mobile phone big data and by using mobile phone signaling data collected and provided by an operator is low.

8. 发明授权

US10573174B2 Method for judging highway abnormal event 有权
公开(公告)号：US10573174B2
公开(公告)日：2020-02-25
申请号：US16318691
申请日：2018-03-28
申请人： SHANDONG PROVINCIAL COMMUNICATIONS PLANNING AND DESIGN INSTITUTE , TSINGHUA UNIVERSITY
发明人： Kai Zhao , Yufeng Bi , Yong Li , Wei Liu , Depeng Jin , Weiling Wu , Pengfei Zhou , Li Su , Zhen Tu , Tao Mu , Peiyang Fang , Huajun Pang , Chuanyi Ma
IPC分类号： G08G1/01 , G08G1/052
摘要： The present invention provides a method for judging a highway abnormal event, which can determine the traffic jam phenomenon in the target road segment based on the trajectory data of each sample vehicle of the target road segment. The solution of the present invention has the following beneficial effects of 1. comprehensively considering the vehicle speed information of the sample vehicles to judge the traffic jam event; 2. determining the overall traffic jam event of the target road segment; 3. more accurately judging the traffic jam event of the target road segment.

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