公开(公告)号：US12273662B2

公开(公告)日：2025-04-08

申请号：US17793211

申请日：2020-10-31

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Lin Zhao ,  Tianyu Yao ,  Yuewan Lu ,  Hongwei Hu ,  Wenmei Gao

IPC: H04N9/64 ,  G06T3/40 ,  G06T5/70 ,  H04N9/67 ,  H04N9/77 ,  H04N23/76

Abstract: An image processing method includes: converting a red yellow blue RYB image into a grid image based on a red green blue RGB format; generating a first brightness layer of the grid image, and determining a reference gain compensation array used to adjust the first brightness layer; obtaining, based on a preset compensation array correspondence, a target gain compensation array that is associated with the reference gain compensation array and based on an RYB format; and adjusting a second brightness layer of the RYB image by using the target gain compensation array, to generate a corrected image.

公开(公告)号：US20240014246A1

公开(公告)日：2024-01-11

申请号：US18252644

申请日：2021-11-04

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yidan Zhou ,  Yuewan Lu ,  Chen Dong ,  Wenmei Gao

IPC: H01L27/146 ,  G06V40/13

CPC classification number: H01L27/14678 ,  G06V40/1318

Abstract: An electronic device includes a display panel, a camera, a fingerprint recognition light source, and a light steering element, where in the display panel, transmittance of a first display area is greater than transmittance of a second display area that includes a fingerprint recognition area, where the camera, the fingerprint recognition light source, and the light steering element are all located on a side of the display panel that is back onto a light outlet surface of the display panel, and where the camera includes an optical-to-electrical conversion chip, the fingerprint recognition light source is configured to emit light to the fingerprint recognition area in a fingerprint recognition mode, and the light steering element is configured to transfer light reflected by a body part that presses the fingerprint recognition area to the optical-to-electrical conversion chip in the fingerprint recognition mode.

公开(公告)号：US20230162529A1

公开(公告)日：2023-05-25

申请号：US17918518

申请日：2021-03-23

Applicant: HUAWEI TECHNOLOGIES CO., LTD. ,  Institute of Automation, Chinese Academy of Sciences

Inventor： Yidan Zhou ,  Yuewan Lu ,  Xiaoran Qin ,  Weihan Chen ,  Chen Dong ,  Wenmei Gao

IPC: G06V40/16 ,  G06T7/73 ,  G06V10/82 ,  G06V10/25 ,  G06V20/70 ,  G06V10/764 ,  G06V10/774 ,  G06V40/18 ,  G06V10/26 ,  G06T7/11

CPC classification number: G06V40/165 ,  G06T7/11 ,  G06T7/73 ,  G06V10/25 ,  G06V10/26 ,  G06V10/82 ,  G06V10/764 ,  G06V10/774 ,  G06V20/70 ,  G06V40/171 ,  G06V40/193 ,  G06T2207/20081 ,  G06T2207/20084 ,  G06T2207/30201

Abstract: This application provides an eye bag detection method and apparatus, and relates to the field of facial recognition technologies. The method includes: obtaining a to-be-detected image, where the to-be-detected image includes an eye bag region of interest ROI; detecting the eye bag ROI by using a preset convolutional neural network model, to obtain an eye bag detection score and eye bag position detection information; and when the eye bag detection score is within a preset score range, annotating the to-be-detected image based on the eye bag detection score and the eye bag position detection information to obtain eye bag annotation information. According to the technical solutions provided in this application, a position and a score of an eye bag can be accurately recognized. In this way, accuracy of recognizing the eye bag is significantly improved.

公开(公告)号：US20230298300A1

公开(公告)日：2023-09-21

申请号：US18006312

申请日：2021-07-16

Applicant: Huawei Technologies Co., Ltd.

Inventor： Xiaoxiang He ,  Hongwei Hu ,  Yuewan Lu ,  Wenmei Gao

IPC: G06V10/24 ,  G06V40/16

CPC classification number: G06V10/24 ,  G06V40/16

Abstract: An appearance analysis method includes an electronic device obtaining a first image associated with a first region of an object and a second image associated with a second region of the object, where the first image is collected by a first camera, where the second image is collected by a second camera, and wherein the first region is different from the second region. The electronic device provides an appearance evaluation of the object, where the appearance evaluation is determined based on the first image and the second image.

公开(公告)号：US20230186425A1

公开(公告)日：2023-06-15

申请号：US17924619

申请日：2021-05-08

Applicant: HUAWEI TECHNOLOGIES CO., LTD. ,  Bei Hang University

Inventor： Feng Lu ,  Zhimin Wang ,  Xin Ding ,  Yuewan Lu ,  Heng Zhou ,  Jiejing Huang

IPC: G06T3/20 ,  G06V40/18 ,  G06T7/60 ,  G06T7/73 ,  G06T7/13 ,  G06T3/60

CPC classification number: G06T3/20 ,  G06V40/193 ,  G06T7/60 ,  G06T7/73 ,  G06T7/13 ,  G06T3/60 ,  G06T2207/30201 ,  G06T2207/10016

Abstract: A face image processing method and apparatus, a device, and a computer readable storage medium are provided. The face image processing method includes: obtaining a face image; detecting an eye feature based on the face image, and obtaining eye feature data, where the eye feature includes an eyelid and an iris, and the eye feature data includes an eyelid key point, an iris center, and an iris radius; determining an eye adjustment degree based on the eye feature data; and adjusting the eye feature in the face image based on the eye adjustment degree, to obtain a processed image. According to the face image processing method, real-time correction is performed on a human eye sight line in a face image.

公开(公告)号：US20240321425A1

公开(公告)日：2024-09-26

申请号：US18263316

申请日：2021-12-16

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Zhe Xu ,  Yuewan Lu

IPC: G16H20/30 ,  G16H10/20 ,  G16H20/60

CPC classification number: G16H20/30 ,  G16H10/20 ,  G16H20/60

Abstract: This application provides a skin care check-in method and an electronic device. The method includes: receiving a first operation that is input by a user; in response to the first operation, displaying at least one skin care check-in plan in which the user participates; obtaining first target information, where the first target information includes one or more of time, a location of the electronic device, a movement status of the user, and a schedule of the electronic device; determining, based on the first target information, whether a preset implementation condition for implementing the at least one skin care check-in plan is met; and if a determining result is that the preset implementation condition is met, displaying first reminder information, where the first reminder information is used to prompt the user to implement the at least one skin care check-in plan.

公开(公告)号：US20230334641A1

公开(公告)日：2023-10-19

申请号：US18042702

申请日：2021-07-29

Applicant: Huawei Technologies Co., Ltd.

Inventor： Lin Zhao ,  Yuewan Lu ,  Zhaoying Yao ,  Chen Dong ,  Hongwei Hu ,  Wenmei Gao

IPC: G06T7/00 ,  G06T7/246 ,  G06V40/10 ,  G06T11/00 ,  G06V40/20

CPC classification number: G06T7/0002 ,  G06T7/248 ,  G06T11/00 ,  G06V40/10 ,  G06V40/20 ,  G06T2207/30088 ,  G06T2207/30201

Abstract: A method includes, in response to a first operation performed on a first electronic device, obtaining, by the first electronic device, an image using a camera of the first electronic device, where the image includes a hand region and a face region, and the first operation indicates a start of a skin care process; extracting a target image feature from the image, where the target image feature is a feature related to the hand region and the face region; and outputting integrity of the skin care process based on target image features corresponding to a plurality of frames of images, where the frames of images are images generated in a time sequence in the skin care process.

公开(公告)号：US20230262205A1

公开(公告)日：2023-08-17

申请号：US18004140

申请日：2021-06-30

Applicant: Huawei Technologies Co., Ltd.

Inventor： Tianluo Chen ,  Xin Ding ,  Heng Zhou ,  Yuewan Lu

IPC: H04N13/117 ,  H04N23/698 ,  H04N23/90 ,  H04N23/62 ,  H04N23/63 ,  H04N13/268 ,  H04N13/293 ,  H04N13/156

CPC classification number: H04N13/117 ,  H04N23/698 ,  H04N23/90 ,  H04N23/62 ,  H04N23/632 ,  H04N13/268 ,  H04N13/293 ,  H04N13/156

Abstract: A photographing method implemented by an electronic device includes receiving a photographing instruction of a user, shooting a primary camera image using a primary camera, shooting a wide-angle image using a wide-angle camera, and generating a three-dimensional (3D) image based on the primary camera image and the wide-angle image, where the 3D image includes a plurality of frames of images that is converted from a 3D viewing angle and corresponds to different viewing angles.

公开(公告)号：US20240176425A1

公开(公告)日：2024-05-30

申请号：US18552090

申请日：2022-03-23

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yaoyuan Wang ,  Chang Liu ,  Yuewan Lu ,  Wenmei Gao ,  Hongwei Hu

IPC: G06F3/01 ,  G06F1/16 ,  G06F3/041

CPC classification number: G06F3/017 ,  G06F1/163 ,  G06F3/0412

Abstract: A method includes: detecting an abnormal touch event on a display screen of a wearable device; and enabling gesture recognition in response to the abnormal touch event when the wearable device is worn on an arm of a user such that the wearable device can be effectively controlled when there is a touch exception on the wearable device, so that interaction with the wearable device can be conveniently performed.

公开(公告)号：US20240127813A1

公开(公告)日：2024-04-18

申请号：US18278665

申请日：2021-12-17

Applicant: Huawei Technologies Co., Ltd.

Inventor： Wenmei Gao ,  Henghui Lu ,  Yuewan Lu

IPC: G10L15/22 ,  G06F3/16 ,  H04W4/021 ,  H04W4/06

CPC classification number: G10L15/22 ,  G06F3/167 ,  H04W4/021 ,  H04W4/06 ,  G10L2015/223

Abstract: This application provides a voice interaction method. For a plurality of electronic devices equipped with a same voice assistant, a voice assistant of only one electronic device is in a working mode, and voice assistants of other electronic devices are all in a silent mode. When a user gives a voice for the voice assistant, the other electronic devices whose voice assistants are in the silent mode do not respond to a first instruction triggered by the voice of the user, only the electronic device whose voice assistant is in the working mode sends, according to the first instruction triggered by the voice of the user, a second instruction to an electronic device that is in the plurality of electronic devices and that has a capability of executing a task requested by the user, and the electronic device that receives the second instruction executes the task requested by the user.