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    Planar Transformer, Power Conversion Circuit, and Adapter
    71.
    发明申请
    Planar Transformer, Power Conversion Circuit, and Adapter 审中-公开

    公开(公告)号：US20200273617A1

    公开(公告)日：2020-08-27

    申请号：US16871145

    申请日：2020-05-11

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Peng Yu ,  Wei Chen ,  Jie Ren

    IPC: H01F27/28 ,  H02M3/335 ,  H01F27/29 ,  H01F27/33

    Abstract: A planar transformer includes a primary winding including a first primary winding layer, a secondary winding including a first secondary winding layer, where an Ns1th turn of coil to an (Ns1+B1−1)th turn of coil in the secondary winding are disposed at the first secondary winding layer, and a charge balance winding including a first charge balance winding layer, where the first charge balance winding layer is disposed between the first primary winding layer and the first secondary winding layer, and is adjacent to the first primary winding layer and the first secondary winding layer. N1 turns of coils are disposed at the first charge balance winding layer, where N1 is greater than or equal to Nb1.

    Power line communication method and device
    72.
    发明授权
    Power line communication method and device 有权

    公开(公告)号：US10374642B2

    公开(公告)日：2019-08-06

    申请号：US15555939

    申请日：2015-03-06

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Wei Chen

    IPC: H04L12/66 ,  H04B1/04 ,  H04B3/56 ,  H03M1/66 ,  H04B3/54

    Abstract: Embodiments of the present invention disclose a power line communications device, and the power line communications device includes a USB interface, a protocol conversion module, a signal conversion module, a coupler, and a power line interface. A first end of the USB interface is connected to a first end of the protocol conversion module, a second end of the protocol conversion module is connected to a first end of the signal conversion module, a second end of the signal conversion module is connected to a first end of the coupler, and a second end of the coupler is connected to a first end of the power line interface. During implementation of the embodiments of the present invention, the USB interface may be used to provide a network signal for a terminal device.

    Signal Compensation Method and Device
    73.
    发明申请
    Signal Compensation Method and Device 审中-公开

    公开(公告)号：US20170286250A1

    公开(公告)日：2017-10-05

    申请号：US15631869

    申请日：2017-06-23

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Wei Chen ,  Jiangwei Man ,  Li Zeng

    IPC: H04B10/69 ,  H04B3/23 ,  H03M13/25 ,  G01R31/30 ,  H04L25/03

    CPC classification number: H04B10/6971 ,  G01R31/3004 ,  G01R31/3016 ,  H03M13/256 ,  H04B3/23 ,  H04L25/03038 ,  H04L25/03057 ,  H04L25/03267 ,  H04L2025/03617

    Abstract: A signal compensation method and device, where the method includes receiving a signal sequence suffering from intersymbol interference (ISI), setting a first filtering coefficient to perform filter compensation on the received signal sequence to obtain a first compensation signal sequence, setting a balance filtering coefficient to perform filter compensation on the first compensation signal sequence to obtain a balance compensation result, where the balance filtering coefficient is obtained by adjusting, according to a first compensation error, a balance filtering coefficient set last time, performing sequence estimation on the balance compensation result and outputting the balance compensation result, where the first compensation error adjusts the balance filtering coefficient set to perform filter compensation on the first compensation signal sequence in an iterative manner, thereby effectively compensating for the signal sequence suffering from the ISI, and improving performance of an optical fiber communications system.

    METHOD FOR SETTING GATEWAY DEVICE IDENTITY, AND MANAGEMENT GATEWAY DEVICE
    74.
    发明申请
    METHOD FOR SETTING GATEWAY DEVICE IDENTITY, AND MANAGEMENT GATEWAY DEVICE 审中-公开
    设置网关设备身份的方法和管理网关设备

    公开(公告)号：US20160080483A1

    公开(公告)日：2016-03-17

    申请号：US14948829

    申请日：2015-11-23

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Wenhui Li ,  Wei Chen ,  Hui Ni ,  Hua Li ,  Zeyu Sun

    IPC: H04L29/08 ,  H04L12/855 ,  H04L29/12

    CPC classification number: H04L67/1008 ,  H04L12/6418 ,  H04L12/66 ,  H04L47/125 ,  H04L47/2466 ,  H04L61/103

    Abstract: Embodiments of the present application disclose a method for setting a gateway device identity, and a management gateway device. The method includes: acquiring a negotiation packet of a gateway device; acquiring a gateway device priority carried in the negotiation packet; and setting a member identity of the gateway device according to the gateway device priority. According to the method and the device, complexity of selecting an active virtual gateway device or an active virtual forwarding device among multiple gateway devices can be reduced, and the processing efficiency of a service mechanism of traffic load sharing of multiple gateway devices can be enhanced.

    Abstract translation: 本申请的实施例公开了一种用于设置网关设备身份的方法和管理网关设备。 该方法包括：获取网关设备的协商报文; 获取协商报文携带的网关设备优先级; 并根据网关设备优先级设置网关设备的成员身份。 根据该方法和装置，可以减少在多个网关设备之间选择活动虚拟网关设备或活动虚拟转发设备的复杂性，并且可以提高多个网关设备的业务负载共享的业务机制的处理效率。

    SILICON CARBON COMPOSITE CATHODE MATERIAL AND PREPARATION METHOD THEREOF, AND LITHIUM-ION BATTERY
    76.
    发明申请
    SILICON CARBON COMPOSITE CATHODE MATERIAL AND PREPARATION METHOD THEREOF, AND LITHIUM-ION BATTERY 审中-公开
    硅碳复合阴极材料及其制备方法和锂离子电池

    公开(公告)号：US20150118567A1

    公开(公告)日：2015-04-30

    申请号：US14587689

    申请日：2014-12-31

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Wei Chen

    IPC: H01M4/36 ,  H01M10/0525 ,  H01M4/38

    CPC classification number: H01M4/366 ,  B82Y30/00 ,  H01M4/133 ,  H01M4/134 ,  H01M4/364 ,  H01M4/382 ,  H01M4/386 ,  H01M4/587 ,  H01M10/0525 ,  H01M2220/30

    Abstract: A silicon carbon composite cathode material includes a graphite particle, further includes a silicon or silicon-containing particle, and includes a porous carbon layer, where the silicon or silicon-containing particle is distributed in vicinity of the graphite particle, the porous carbon layer coats a surface of the graphite particle and the silicon or silicon-containing particle so as to combine the graphite particle and the silicon or silicon-containing particle together, the porous carbon layer is a low crystalline carbon layer or an amorphous carbon layer, an interlayer distance d(002) of the low crystalline carbon layer is ≧3.45 nm, and a size of the silicon or silicon-containing particle is smaller than a size of the graphite particle. The silicon carbon composite cathode material has a porous structure, a stable material structure, a high capacity, high conductivity performance, and good cycling performance.

    Abstract translation: 硅碳复合阴极材料包括石墨颗粒，还包括硅或含硅颗粒，并且包括多孔碳层，其中硅或含硅颗粒分布在石墨颗粒附近，多孔碳层涂层 石墨颗粒的表面和硅或含硅颗粒，以将石墨颗粒和硅或含硅颗粒结合在一起，多孔碳层是低结晶碳层或无定形碳层，层间距离 低结晶碳层的d（002）≥3.45nm，硅或含硅颗粒的尺寸小于石墨颗粒的尺寸。 硅碳复合阴极材料具有多孔结构，稳定的材料结构，高容量，高导电性和良好的循环性能。

    Systems and methods for pedestrian detection in images
    77.
    发明授权
    Systems and methods for pedestrian detection in images 有权
    图像中行人检测的系统和方法

    公开(公告)号：US09008365B2

    公开(公告)日：2015-04-14

    申请号：US13865620

    申请日：2013-04-18

    Applicant: Huawei Technologies, Co., Ltd.

    Inventor： Jingsong Xu ,  Zefeng Ni ,  Qiang Wu ,  Jian Zhang ,  Haibo Liu ,  Chen-Xiong Zhang ,  Wei Chen

    IPC: G06K9/00 ,  G06E1/00

    CPC classification number: G06K9/00369 ,  G06K9/4642 ,  G06K9/6269 ,  G06K9/6282 ,  G06K2009/4666

    Abstract: System, apparatus, and method embodiments are provided for detecting the presence of a pedestrian in an image. In an embodiment, a method for determining whether a person is present in an image includes receiving a plurality of images, wherein each image comprises a plurality of pixels and determining a modified center symmetric local binary pattern (MS-LBP) for the plurality of pixels for each image, wherein the MS-LBP is calculated on a gradient magnitude map without using an interpolation process, and wherein a value for each pixel is a gradient magnitude.

    Abstract translation: 系统，装置和方法实施例被提供用于检测图像中行人的存在。 在一个实施例中，一种用于确定人物是否存在于图像中的方法包括接收多个图像，其中每个图像包括多个像素，并且确定用于多个像素的修改的中心对称局部二进制模式（MS-LBP） 对于每个图像，其中在不使用内插处理的情况下在梯度幅度图上计算MS-LBP，并且其中每个像素的值是梯度大小。

    Magnetic Integration Double-Ended Converter
    78.
    发明申请
    Magnetic Integration Double-Ended Converter 有权
    磁性积分双端转换器

    公开(公告)号：US20140362607A1

    公开(公告)日：2014-12-11

    申请号：US14466326

    申请日：2014-08-22

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Zengyi Lu ,  Yongfa Zhu ,  Yadong Bai ,  Wei Chen ,  Zhaoguo Jin

    IPC: H02M3/337

    CPC classification number: H02M3/3376 ,  H01F3/14 ,  H01F27/38 ,  H02M3/28 ,  H02M3/33592 ,  H02M2001/0064 ,  Y02B70/1475

    Abstract: A magnetic integration double-ended converter with an integrated function of a transformer and an inductor includes an integrated magnetic member having a magnetic core with three magnetic columns having at least three windings (NP, NS1, NS2) and at least one energy storage air gap, where a primary winding (NP) and a first secondary winding (NS1) are both wound around a first magnetic column or are both wound around a second magnetic column and a third magnetic column, and a second secondary winding (NS2) is wound around the second magnetic column; an inverter circuit with double ends symmetrically working, acting on the primary winding (NP); and a group of synchronous rectifiers (SR1, SR2), gate electrode driving signals of which and gate electrode driving signals of a group of power switch diodes (S1, S2) of the inverter circuit with the double ends symmetrically working complement each other.

    Abstract translation: 具有变压器和电感器的集成功能的磁集成双端转换器包括具有磁芯的集成磁性构件，磁芯具有三个具有至少三个绕组（NP，NS1，NS2）的磁柱和至少一个储能气隙 ，其中初级绕组（NP）和第一次级绕组（NS1）都卷绕在第一磁性柱上，或者二者缠绕在第二磁性柱和第三磁性柱上，并且第二次级绕组（NS2）缠绕在 第二磁柱; 作用在初级绕组（NP）上的双端对称工作的逆变电路; 和一组同步整流器（SR1，SR2），其双极端对称工作的逆变器电路的一组电源开关二极管（S1，S2）的栅电极驱动信号和栅电极驱动信号相互补充。

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