公开(公告)号：US20230014616A1

公开(公告)日：2023-01-19

申请号：US17947986

申请日：2022-09-19

Applicant: Huawei Technologies Co., Ltd.

Inventor： Kenan Liu ,  Xinxian Lu ,  Lei Miao ,  Junjie Wang ,  Hongma Liu ,  Zhaohui Tang ,  Duming Wu

IPC: H02J7/00

Abstract: This application discloses a charging management and control method and an electronic device. The method includes: When connecting to an external power supply, the electronic device starts to obtain data such as a time at which the external power supply is connected, a battery level, and a charger type; the electronic device obtains first duration and second duration based on the data; in the first duration, the electronic device performs fast charging on the battery; and in the second duration, the electronic device performs slow charging on the battery, or suspends charging the battery. In this way, the electronic device performs management and control on a charging process of the battery when charging the battery, to reduce a time of continuing charging the battery in a fully charged state by the electronic device.

公开(公告)号：US20240062392A1

公开(公告)日：2024-02-22

申请号：US18259718

申请日：2021-12-17

Applicant: Huawei Technologies Co., Ltd.

Inventor： Chao Zhang ,  Jian Xu ,  Yaqi Zhang ,  Hongma Liu ,  Zhiping Jia ,  Shuailin Lv

IPC: G06T7/246

CPC classification number: G06T7/248 ,  G06T2207/20101 ,  G06T2200/24 ,  G06T2207/10016

Abstract: An electronic device obtains N frames of images, and then obtains a first operation performed by a user on a target object on a screen. The electronic device displays a target box whose area cyclically changes, obtains information about the target box in an Nth frame of image based on a second operation performed by the user on the target object, and determines a feature vector of the target object based on the information about the target box.

公开(公告)号：US20220321788A1

公开(公告)日：2022-10-06

申请号：US17843242

申请日：2022-06-17

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yanhua Chen ,  Hongma Liu ,  Chao Zhang ,  Yaqi Zhang ,  Hongyu Li

IPC: H04N5/232

Abstract: A video processing method is provided. The method includes obtaining a first video frame, determining that the first video frame includes at least one target object, determining a cropping box by using the at least one target object as a center, obtaining content in the cropping box, and displaying the content as a second video frame.