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1.发明申请公开(公告)号：US20190067742A1
公开(公告)日：2019-02-28
申请号：US16171983
申请日：2018-10-26
Inventor： Guocheng XU , Fengchao XIE , Rui XU , Hui LI
IPC: H01M10/0567 , H01M10/0569 , H01M10/42 , H01M10/0525 , H01M10/0568
Abstract: The present application provides a high-temperature lithium-ion battery electrolyte, including a lithium salt, an organic solvent, and a water removal additive. A structural formula of the water removal additive is shown as a formula (1): where R1 is a —NCH—(CH2)n—CN group, and 0≤n≤20; R2 is a —R11—CO—NR12R13 group, R11 is a —(CH2)m— group, 0≤m
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公开(公告)号：US20180362032A1
公开(公告)日：2018-12-20
申请号：US16114173
申请日：2018-08-27
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Zhihua YANG , Hui LI
IPC: B60W30/09 , B60W40/107 , G08G1/16 , B60W10/20 , B60W30/095 , G08G1/00
Abstract: Embodiments of the present invention relate to a self-driving method and an apparatus. The method includes: sending, by a first vehicle, lane change request information and first real-time information to a network device; receiving, by the first vehicle, lane change indication information sent by the network device, where the lane change indication information is determined by the network device according to the first real-time information and second real-time information that is sent by a second vehicle, and the lane change indication information indicates that the first vehicle is allowed to perform lane change; and changing, by the first vehicle, from the first lane to the second lane according to the lane change indication information.
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公开(公告)号：US20230275452A1
公开(公告)日：2023-08-31
申请号：US18311978
申请日：2023-05-04
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Hui LI , Jun SONG , Deshang LIU , Pengju XU
CPC classification number: H02J7/34 , H02J7/0063 , H02J7/00712 , H02J7/0014 , H02J2207/20
Abstract: A power system, includes a first switch, a second switch, a first switched capacitor circuit, a second switched capacitor circuit, an inductive voltage conversion circuit, an input end, a first charging end, and a second charging end. An input side of the inductive voltage conversion circuit is coupled to the input end. An output side of the inductive voltage conversion circuit is coupled to the first charging end through the first switch, and is coupled to the second charging end through the second switch. The first switched capacitor circuit is coupled between the input end and the first charging end. The second switched capacitor circuit is coupled between the input end and the second charging end.
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公开(公告)号：US20200219387A1
公开(公告)日：2020-07-09
申请号：US16818554
申请日：2020-03-13
Applicant: Huawei Technologies Co., Ltd.
Inventor： Yangbo LIN , Hui LI
Abstract: The method includes: obtaining, by a first TCU, a traffic application type and first traffic information of a traffic target object; determining, by the first TCU, an interaction coverage area based on the traffic application type and the first traffic information of the traffic target object; determining, by the first TCU, a first area based on the interaction coverage area and a management area of the first TCU; determining, by the first TCU, a traffic participant object in the first area; and sending, by the first TCU, the first traffic information of the traffic target object to the traffic participant object; or receiving, by the first TCU, second traffic information sent by the traffic participant object, and sending the second traffic information to the traffic target object, so as to determine an interaction coverage area, and further accurately determine a traffic participant object in the interaction coverage area.
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公开(公告)号：US20190109483A1
公开(公告)日：2019-04-11
申请号：US16205418
申请日：2018-11-30
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Dawei HUO , Jie DING , Pinghua WANG , Hui LI , Jinbo MA
Abstract: The present disclosure provides a charging method and a terminal. The method includes: automatically learning, by the terminal, historical data by using a machine learning algorithm, to establish a habit model of a user, and matching a current time with the usage habit model of the user to determine a current charging intention of the user, so as to determine a charging mode according to the charging intention.. By means of the technical solutions, a charging requirement of a user can be effectively identified, and on-demand charging can be implemented. This improves user experience while avoiding a battery life decrease caused by frequent fast charging.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20190051894A1
公开(公告)日：2019-02-14
申请号：US16159456
申请日：2018-10-12
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Shengan XIA , Hui LI , Pinghua WANG
IPC: H01M4/36 , H01M4/38 , H01M4/62 , H01M10/0525
Abstract: This application provides a silicon negative material, a silicon negative material preparation method, a negative electrode plate, and a lithium-ion battery. The silicon negative material includes a silicon core, and a buffer coating layer and a first coating layer that are coated on a surface of the silicon core, where the first coating layer is a coating layer including a carbon material, and the carbon material includes at least one of the following doping elements: N, P, B, S, O, F, Cl, or H. In embodiments of this application, fast charging performance of the silicon negative material when being used as a negative electrode of a battery is improved.
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公开(公告)号：US20190018969A1
公开(公告)日：2019-01-17
申请号：US16131548
申请日：2018-09-14
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Peng ZHANG , Ji WANG , Hui LI , Hongliang XIE , Xiaopu WANG
Abstract: A data input method and apparatus, and user equipment are provided. The method includes: when it is determined that an operation of a user on the user equipment UE is not performed in a preset display area, deliver an event corresponding to the operation to a first operating environment for processing, where the preset display area runs in a second operating environment of the UE, and the second operating environment has a higher security level than the first operating environment. This can better improve security of an event generated when the user operates a program that runs in a Normal World of the user equipment, and can directly operate an event that runs in the Normal World.
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公开(公告)号：US20180365994A1
公开(公告)日：2018-12-20
申请号：US16111588
申请日：2018-08-24
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yonggang SONG , Xiangjiang QIAN , Hui LI
IPC: G08G1/0967 , G08G1/01
Abstract: Embodiments of the present invention provide a traffic control method and an apparatus. The method includes: obtaining, by a server, a traffic flow of a road; adjusting, by the server, a lane quantity or a lane width of the road at a lane layer on a map according to the traffic flow of the road; and sending, by the server, a lane layer obtained after the adjustment, so that a vehicle running on the road runs according to a lane obtained after the adjustment. In the embodiments of the present invention, the traffic flow of the road is obtained, and the lane quantity or the lane width of the road is adjusted at the lane layer on the map according to the traffic flow of the road, so that the vehicle running on the road can run according to the lane obtained after the adjustment.
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公开(公告)号：US20180204450A1
公开(公告)日：2018-07-19
申请号：US15922568
申请日：2018-03-15
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Yonggang SONG , Hui LI
Abstract: A method for controlling passing of a vehicle at a traffic intersection is provided. The method includes: obtaining passing priority information of each waiting vehicle flow in a waiting vehicle flow set in real time according to a current road condition, and the passing priority information indicates a priority of a vehicle flow in passing through the traffic intersection; determining a waiting vehicle flow of a highest priority in the waiting vehicle flow set as a first vehicle flow; determining a target vehicle flow set according to the first vehicle flow and prestored collision relationship information; and instructing a vehicle flow in the target vehicle flow set to pass through the traffic intersection. The target vehicle flow set includes the first vehicle flow. Any two vehicle flows in the target vehicle flow set do not collide with each other.
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公开(公告)号：US20140375250A1
公开(公告)日：2014-12-25
申请号：US14314989
申请日：2014-06-25
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hui LI , Jianping WANG , Yang YANG
IPC: H02J7/00
CPC classification number: H02J7/0072 , H02J7/0052 , Y02B40/90
Abstract: A charging apparatus is provided, and relatively high charging efficiency is still maintained when a charging current changes. The charging apparatus includes: a voltage regulator; a charging power tube, where a source electrode of the charging power tube is connected to an output end of the voltage regulator and a drain electrode of the charging power tube is connected to a positive electrode of a battery, and the charging power tube is configured to generate a charging current; a charging controller, where an output end of the charging controller is connected to a gate electrode of the charging power tube, and the charging controller is configured to control the charging power tube to adjust the charging current; and a reference voltage module, configured to obtain the charging current and a battery voltage and output a reference voltage.
Abstract translation: 提供充电装置，并且当充电电流变化时仍然保持相对高的充电效率。 充电装置包括：电压调节器; 充电功率管，其中充电功率管的源电极连接到电压调节器的输出端，并且充电功率管的漏电极连接到电池的正极，并且充电功率管被配置 产生充电电流; 充电控制器，其中充电控制器的输出端连接到充电功率管的栅电极，并且充电控制器被配置为控制充电功率管来调节充电电流; 以及参考电压模块，被配置为获得充电电流和电池电压并输出参考电压。
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