公开(公告)号：US20250046168A1

公开(公告)日：2025-02-06

申请号：US18704870

申请日：2022-08-30

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Wei Dong ,  Haowei Xu ,  Pei Yao ,  Xiao Wang

IPC: G08B21/02 ,  G10L15/22 ,  G16Y10/60 ,  G16Y10/80

Abstract: The system includes a hub device, a first electronic device, and a second electronic device. The first electronic device includes a first ultra-wide band module and a millimeter-wave radar module. Position information of the second electronic device and position information of a user are obtained based on position measurement for the second electronic device, measurement for a human body position, and conversion that are performed by the first electronic device. At least one second electronic device automatically performs a preset operation based on the position information of the user and the position information of the second electronic device.