公开(公告)号：US20230171467A1

公开(公告)日：2023-06-01

申请号：US18154090

申请日：2023-01-13

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Siwei LIU ,  Menghan ZHANG ,  Ming LI ,  Haitao WANG ,  Peng ZHANG

IPC: H04N21/442 ,  H04N21/45 ,  H04N21/475

CPC classification number: H04N21/44218 ,  H04N21/4516 ,  H04N21/475 ,  H04N21/4532

Abstract: A screen interaction method and apparatus for an electronic device are disclosed, to determine a target user from a plurality of users and control a picture displayed on a screen of the electronic device based on an action of the target user. The method includes: obtaining, by using a camera, an image including the plurality of users in front of a screen, recognizing respective actions of the plurality of users in the image based on the image including the plurality of users, comparing the actions of the plurality of users with a preset action, determining a user who performs an action matching the preset action as the target user, and controlling a picture displayed on the screen of the electronic device based on the action of the target user.

公开(公告)号：US20230195301A1

公开(公告)日：2023-06-22

申请号：US18174099

申请日：2023-02-24

Applicant: Huawei Technologies Co., Ltd.

Inventor： Jiajie YUAN ,  Siwei LIU ,  Menghan ZHANG ,  Haitao WANG ,  Peng ZHANG

IPC: G06F3/0487 ,  G06F3/01

CPC classification number: G06F3/0487 ,  G06F3/011 ,  G06F3/017

Abstract: A text input method and apparatus based on a virtual keyboard are provided, which relate to the field of human-computer interaction, and resolve a problem of how to complete text input based on the virtual keyboard. The method includes an electronic device that detects key points of a first hand based on an image including the first hand after obtaining the image including the first hand, and projects a virtual keyboard on the first hand based on the key points of the first hand. Further, after obtaining an image including the first hand and a finger of a second hand, the electronic device identifies, based on the image including the first hand and the finger of the second hand, a contact state or a pressing state between the finger of the second hand and the first hand.