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公开(公告)号：US20230417890A1
公开(公告)日：2023-12-28
申请号：US17931455
申请日：2022-09-12
Applicant: Samsung Electronics Co., Ltd.
Inventor： Wenjun Jiang , Ruofeng Liu , Xun Chen
Abstract: A method includes emitting a sound by a first device. The method also includes receiving a recorded sound at the first device, where the recorded sound includes a recording of the emitted sound by a second device. The method further includes determining an intermediate frequency (IF) signal based on the emitted sound and the recorded sound. The method also includes determining a distance between the first device and the second device based on a frequency of the IF signal and one or more characteristics of the emitted sound. In addition, the method includes presenting the determined distance.
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