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公开(公告)号：US09863650B2
公开(公告)日：2018-01-09
申请号：US14925691
申请日：2015-10-28
Applicant: Huawei Technologies Co., Ltd.
CPC classification number: F24F1/24 , F04D29/5806 , F04D29/5813 , F24F1/06 , H05K7/2089
Abstract: A heat dissipation structure of a fan drive of an air conditioner outdoor unit, and an air conditioner outdoor unit are provided. A side plate of the air conditioner outdoor unit is disposed between a side plate of the fan drive and a baffle plate, and the side plate of the air conditioner outdoor unit clings to the side plate of the fan drive; a first air vent communicating with the outside of the air conditioner outdoor unit is provided on the side plate of the air conditioner outdoor unit; and a second air vent is provided on the baffle plate, the first air vent and the second air vent form an air duct between the side plate of the air conditioner outdoor unit and the baffle plate, and the second air vent enables the first air vent to communicate with an inner chamber of the air conditioner outdoor unite.
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公开(公告)号：US12039144B2
公开(公告)日：2024-07-16
申请号：US17582231
申请日：2022-01-24
Applicant: Huawei Technologies Co., Ltd.
IPC: G06F3/04817 , G06F3/0482 , G06F3/0484 , G06F9/451
CPC classification number: G06F3/04817 , G06F3/0484 , G06F9/452 , G06F3/0482
Abstract: A display method includes an electronic device that obtains preset information, where the preset information includes information about an application installed on the electronic device, and the information includes at least one of a name, an icon, and a package name of the application. The electronic device generates a first window based on the preset information, where the first window includes one of a plurality of desktops of the electronic device. The electronic device sends the first window to the large-screen device to enable the large-screen device to display a first user interface, where the first user interface includes the first window.
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公开(公告)号：US10525836B2
公开(公告)日：2020-01-07
申请号：US16115892
申请日：2018-08-29
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Jie Tang , Lizhou Yang , Jie Yi
IPC: B60L50/50 , B60L11/18 , B60L15/00 , H02M7/49 , H02M7/483 , B60L50/51 , B60L58/18 , B60L58/19 , B60L58/12 , B60L58/21
Abstract: A motor driving apparatus incudes a driving circuit outputting a three-phase alternating current and a main controller, wherein the driving circuit comprises a U-phase electric driving circuit, a V-phase electric driving circuit, and a W-phase electric driving circuit, each of the electric driving circuits comprises n storage batteries and n corresponding electric driving, and wherein input ends of the n electric driving units are connected to the corresponding storage batteries and output ends of the n electric driving units are cascaded to output one phase of the three-phase alternating current. The main controller is connected to signal ends of the n electric driving units and determines an output voltage adjustment coefficient of each of the n electric driving units in the electric driving circuit based on voltages of the n storage batteries in the electric driving circuit, and outputs the output voltage adjustment coefficient to the corresponding electric driving unit.
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公开(公告)号：US20190123676A1
公开(公告)日：2019-04-25
申请号：US16225209
申请日：2018-12-19
Applicant: HUAWEI TECHNOLOGIES CO.,LTD.
Abstract: An electric vehicle drive system includes a power battery, a drive, a motor, a detection module, a torque reference module, and a controller, and the drive includes a filtering module, a first conversion module, a first capacitor, and a second conversion module. A positive electrode of the power battery is connected to an input end of the filtering module, and a first output end of the filtering module is connected to an alternating current end of the first conversion module. One end of the first capacitor is separately connected to direct current input ends of the first conversion module and the second conversion module, and the other end of the first capacitor is separately connected to direct current output ends of the first conversion module and the second conversion module and a negative electrode of the power battery.
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5.发明申请公开(公告)号：US20160123348A1
公开(公告)日：2016-05-05
申请号：US14925691
申请日：2015-10-28
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
CPC classification number: F24F1/24 , F04D29/5806 , F04D29/5813 , F24F1/06 , H05K7/2089
Abstract: A heat dissipation structure of a fan drive of an air conditioner outdoor unit, and an air conditioner outdoor unit are provided. A side plate of the air conditioner outdoor unit is disposed between a side plate of the fan drive and a baffle plate, and the side plate of the air conditioner outdoor unit clings to the side plate of the fan drive; a first air vent communicating with the outside of the air conditioner outdoor unit is provided on the side plate of the air conditioner outdoor unit; and a second air vent is provided on the baffle plate, the first air vent and the second air vent form an air duct between the side plate of the air conditioner outdoor unit and the baffle plate, and the second air vent enables the first air vent to communicate with an inner chamber of the air conditioner outdoor unite.
Abstract translation: 提供了一种空调室外机的风扇驱动器的散热结构和空调室外机。 空调室外机的侧板设置在风扇驱动器的侧板和挡板之间，空调室外机的侧板固定在风扇驱动器的侧板上; 在空调室外机的侧板上设置有与空调室外机的外部连通的第一通气口， 在所述挡板上设置第二通气口，所述第一通风口和所述第二通气口在所述空调室外机的侧板与所述挡板之间形成风道，所述第二排气口使所述第一排气口 与室内空气室内联合通气。
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Patent Agency Ranking
公开(公告)号：US11632056B2
公开(公告)日：2023-04-18
申请号：US17471701
申请日：2021-09-10
Applicant: HUAWEI TECHNOLOGIES CO., LTD.
Inventor： Ningbo Feng , Jie Yi , Hang Wang , Qingyu Wang
Abstract: In an embodiment, an off-grid phase splitter includes: a first input port and a second input port that are separately connected to a power supply; a first output port and a second output port that provide a second voltage, and the second output port and a third output port provide a third voltage; a first capacitor connected between the first output port and the second output port; a second capacitor connected between the second output port and the third output port; a first switch circuit and a second switch circuit connected in series to form a first node between the first input port and the second input port, where the first switch circuit and the second switch circuit are unidirectionally switched on in opposite directions,; and an inductor connected between the first node and the second output port.
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公开(公告)号：US20220261119A1
公开(公告)日：2022-08-18
申请号：US17623495
申请日：2020-06-29
Applicant: Huawei Technologies Co., Ltd.
IPC: G06F3/0481 , G06F3/04883
Abstract: A method for controlling a small screen window includes: determining target blocked information, where the target blocked information includes indication information used to indicate that a target area of a first window is blocked by a second window, and the target area is a display area of a preset feature in the first window; determining a window display instruction based on the target blocked information, where the window display instruction includes an instruction for controlling one or more of a floating position of the second window on the first window, transparency of the second window, a size of the second window, and a shape of the second window; and controlling, according to the window display instruction, the second window to be displayed on the first window.
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公开(公告)号：US20220147228A1
公开(公告)日：2022-05-12
申请号：US17582231
申请日：2022-01-24
Applicant: Huawei Technologies Co., Ltd.
IPC: G06F3/04817 , G06F3/0484
Abstract: A display method includes an electronic device that obtains preset information, where the preset information includes information about an application installed on the electronic device, and the information includes at least one of a name, an icon, and a package name of the application. The electronic device generates a first window based on the preset information, where the first window includes one of a plurality of desktops of the electronic device. The electronic device sends the first window to the large-screen device to enable the large-screen device to display a first user interface, where the first user interface includes the first window.
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公开(公告)号：US20180351398A1
公开(公告)日：2018-12-06
申请号：US16042688
申请日：2018-07-23
Applicant: Huawei Technologies Co., Ltd.
Inventor： Jie Tang , Lizhou Yang , Jie Yi
CPC classification number: H02J7/022 , B60L11/1803 , B60L11/1812 , B60L11/1814 , B60L2210/30 , B60L2210/40 , H02J7/1492 , Y02T10/7005 , Y02T10/7072 , Y02T10/7241 , Y02T10/92 , Y02T90/127 , Y02T90/14
Abstract: A charging/discharging control apparatus includes a motor, an electric drive circuit, a source voltage sampling circuit, a charging/discharging current sampling circuit, and a control chip, where the control chip is configured to send a first pulse width modulation (PWM) drive signal to the electric drive circuit, and the first PWM drive signal instructing the electric drive circuit to store electric energy of an external power supply in an inductor of the motor and charge a battery using the electric energy stored in the inductor of the motor.
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公开(公告)号：US20240402876A1
公开(公告)日：2024-12-05
申请号：US18741136
申请日：2024-06-12
Applicant: Huawei Technologies Co., Ltd.
IPC: G06F3/04817 , G06F3/0482 , G06F3/0484 , G06F9/451
Abstract: A display method includes an electronic device that obtains preset information, where the preset information includes information about an application installed on the electronic device, and the information includes at least one of a name, an icon, and a package name of the application. The electronic device generates a first window based on the preset information, where the first window includes one of a plurality of desktops of the electronic device. The electronic device sends the first window to the large-screen device to enable the large-screen device to display a first user interface, where the first user interface includes the first window.
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